/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_3-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-03 18:08:06,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-03 18:08:06,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-03 18:08:06,302 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-03 18:08:06,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-03 18:08:06,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-03 18:08:06,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-03 18:08:06,333 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-03-03 18:08:06,369 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-03 18:08:06,369 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-03 18:08:06,370 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-03 18:08:06,370 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-03 18:08:06,370 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-03 18:08:06,370 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-03 18:08:06,371 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-03 18:08:06,371 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-03 18:08:06,371 INFO L138 SettingsManager]: * Use SBE=true [2022-03-03 18:08:06,371 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-03 18:08:06,372 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-03 18:08:06,372 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-03 18:08:06,372 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-03 18:08:06,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-03 18:08:06,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-03 18:08:06,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-03 18:08:06,372 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-03 18:08:06,372 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-03 18:08:06,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-03 18:08:06,373 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-03 18:08:06,373 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-03 18:08:06,373 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-03 18:08:06,373 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-03 18:08:06,373 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-03 18:08:06,373 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-03 18:08:06,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-03 18:08:06,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-03 18:08:06,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-03 18:08:06,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-03 18:08:06,374 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-03 18:08:06,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-03 18:08:06,374 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-03 18:08:06,374 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-03 18:08:06,374 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-03 18:08:06,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-03 18:08:06,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-03 18:08:06,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-03 18:08:06,648 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-03 18:08:06,648 INFO L275 PluginConnector]: CDTParser initialized [2022-03-03 18:08:06,650 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_3-container_of.i [2022-03-03 18:08:06,713 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/382651c5a/df46c84c5a75424680d3cbc2461b323b/FLAGc433e35a3 [2022-03-03 18:08:07,233 INFO L306 CDTParser]: Found 1 translation units. [2022-03-03 18:08:07,234 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_3-container_of.i [2022-03-03 18:08:07,261 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/382651c5a/df46c84c5a75424680d3cbc2461b323b/FLAGc433e35a3 [2022-03-03 18:08:07,729 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/382651c5a/df46c84c5a75424680d3cbc2461b323b [2022-03-03 18:08:07,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-03 18:08:07,748 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-03 18:08:07,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-03 18:08:07,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-03 18:08:07,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-03 18:08:07,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:08:07" (1/1) ... [2022-03-03 18:08:07,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d823bf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:07, skipping insertion in model container [2022-03-03 18:08:07,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:08:07" (1/1) ... [2022-03-03 18:08:07,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-03 18:08:07,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-03 18:08:07,967 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-03 18:08:08,273 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_3-container_of.i[75002,75015] [2022-03-03 18:08:08,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-03 18:08:08,329 INFO L203 MainTranslator]: Completed pre-run [2022-03-03 18:08:08,345 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-03 18:08:08,398 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_3-container_of.i[75002,75015] [2022-03-03 18:08:08,443 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-03 18:08:08,522 INFO L208 MainTranslator]: Completed translation [2022-03-03 18:08:08,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:08 WrapperNode [2022-03-03 18:08:08,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-03 18:08:08,523 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-03 18:08:08,523 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-03 18:08:08,523 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-03 18:08:08,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:08" (1/1) ... [2022-03-03 18:08:08,582 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:08" (1/1) ... [2022-03-03 18:08:08,618 INFO L137 Inliner]: procedures = 469, calls = 63, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 225 [2022-03-03 18:08:08,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-03 18:08:08,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-03 18:08:08,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-03 18:08:08,620 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-03 18:08:08,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:08" (1/1) ... [2022-03-03 18:08:08,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:08" (1/1) ... [2022-03-03 18:08:08,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:08" (1/1) ... [2022-03-03 18:08:08,635 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:08" (1/1) ... [2022-03-03 18:08:08,667 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:08" (1/1) ... [2022-03-03 18:08:08,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:08" (1/1) ... [2022-03-03 18:08:08,674 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:08" (1/1) ... [2022-03-03 18:08:08,680 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-03 18:08:08,682 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-03 18:08:08,682 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-03 18:08:08,682 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-03 18:08:08,683 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:08" (1/1) ... [2022-03-03 18:08:08,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-03 18:08:08,740 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-03 18:08:08,761 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-03 18:08:08,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-03 18:08:08,800 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-03 18:08:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-03 18:08:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-03 18:08:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-03 18:08:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-03 18:08:08,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-03 18:08:08,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-03 18:08:08,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-03 18:08:08,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-03 18:08:08,803 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-03-03 18:08:08,803 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-03-03 18:08:08,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-03 18:08:08,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-03 18:08:08,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-03 18:08:08,805 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-03 18:08:09,130 INFO L234 CfgBuilder]: Building ICFG [2022-03-03 18:08:09,133 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-03 18:08:09,516 INFO L275 CfgBuilder]: Performing block encoding [2022-03-03 18:08:09,589 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-03 18:08:09,589 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-03 18:08:09,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.03 06:08:09 BoogieIcfgContainer [2022-03-03 18:08:09,592 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-03 18:08:09,593 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-03 18:08:09,594 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-03 18:08:09,597 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-03 18:08:09,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 06:08:07" (1/3) ... [2022-03-03 18:08:09,598 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d22ef62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:08:09, skipping insertion in model container [2022-03-03 18:08:09,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:08" (2/3) ... [2022-03-03 18:08:09,598 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d22ef62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:08:09, skipping insertion in model container [2022-03-03 18:08:09,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.03 06:08:09" (3/3) ... [2022-03-03 18:08:09,599 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_3-container_of.i [2022-03-03 18:08:09,605 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-03 18:08:09,605 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-03 18:08:09,605 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 17 error locations. [2022-03-03 18:08:09,605 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-03 18:08:09,651 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,652 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,652 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,652 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,652 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,652 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,652 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,652 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,653 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,653 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,653 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,653 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,653 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,654 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,654 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,654 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,654 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,654 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,655 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,655 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,656 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,656 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,656 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,656 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,657 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,657 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,657 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,657 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,657 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,657 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,658 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,658 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,658 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,658 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,658 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,658 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,659 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,659 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,659 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,659 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,659 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,659 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,659 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,659 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,660 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,660 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,660 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,660 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,661 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,661 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,661 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,661 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,661 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,661 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,662 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,662 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,662 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,662 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,662 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,662 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,663 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,663 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,663 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,663 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,663 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,663 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,663 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,664 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,664 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,664 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,664 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,665 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,665 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,665 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,665 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,665 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,665 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,665 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,666 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,666 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,666 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,666 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,666 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,667 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,668 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,668 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,670 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,671 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,671 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,675 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,676 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,676 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,676 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,677 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,679 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,679 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,679 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,680 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,680 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,680 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,680 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,680 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,680 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,680 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,681 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,681 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,681 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,681 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,681 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,681 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,681 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,681 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,681 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,681 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,681 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,682 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,682 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,682 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,682 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,682 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,682 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,682 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,682 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,682 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,682 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,682 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,683 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,683 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,683 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,683 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,683 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,683 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,683 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,683 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,683 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,683 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,684 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,684 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,684 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,684 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,684 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,684 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,684 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,685 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,685 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,685 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,685 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,685 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,685 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,685 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,686 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,687 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,687 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,688 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,688 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,688 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,689 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,689 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,689 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,689 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,689 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,689 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,689 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,689 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,690 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,690 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,690 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,691 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,691 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,691 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,691 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,691 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,692 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,692 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,692 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,692 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,692 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,692 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,692 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,692 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,693 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,693 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,693 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,693 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,693 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,693 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,694 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,694 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,700 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,700 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,700 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,700 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,700 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,700 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,701 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,701 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,701 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,701 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,701 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,701 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,701 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,701 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,702 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,703 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,703 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,703 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,703 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,703 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,703 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,704 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,704 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,704 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,705 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,708 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,708 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,708 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,709 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,709 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:09,713 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-03-03 18:08:09,765 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-03 18:08:09,776 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-03 18:08:09,776 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-03-03 18:08:09,798 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 247 places, 247 transitions, 510 flow [2022-03-03 18:08:10,828 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 26173 states, 25984 states have (on average 2.8923183497536944) internal successors, (75154), 26172 states have internal predecessors, (75154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:10,896 INFO L276 IsEmpty]: Start isEmpty. Operand has 26173 states, 25984 states have (on average 2.8923183497536944) internal successors, (75154), 26172 states have internal predecessors, (75154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:10,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-03-03 18:08:10,948 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:10,949 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:10,949 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:08:10,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:10,960 INFO L85 PathProgramCache]: Analyzing trace with hash -413904667, now seen corresponding path program 1 times [2022-03-03 18:08:10,968 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:10,968 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446505912] [2022-03-03 18:08:10,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:10,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:11,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:11,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:11,407 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:11,407 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446505912] [2022-03-03 18:08:11,408 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446505912] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:11,408 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:11,408 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:11,410 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357786779] [2022-03-03 18:08:11,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:11,414 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:08:11,415 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:11,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:08:11,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:11,506 INFO L87 Difference]: Start difference. First operand has 26173 states, 25984 states have (on average 2.8923183497536944) internal successors, (75154), 26172 states have internal predecessors, (75154), 0 states have call successors, (0), 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) [2022-03-03 18:08:12,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:12,047 INFO L93 Difference]: Finished difference Result 16665 states and 46903 transitions. [2022-03-03 18:08:12,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:12,049 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 [2022-03-03 18:08:12,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:12,138 INFO L225 Difference]: With dead ends: 16665 [2022-03-03 18:08:12,138 INFO L226 Difference]: Without dead ends: 13525 [2022-03-03 18:08:12,140 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:12,143 INFO L933 BasicCegarLoop]: 207 mSDtfsCounter, 1 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 495 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:12,144 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 495 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:08:12,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13525 states. [2022-03-03 18:08:12,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13525 to 13525. [2022-03-03 18:08:12,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13525 states, 13511 states have (on average 2.808008289541855) internal successors, (37939), 13524 states have internal predecessors, (37939), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:12,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13525 states to 13525 states and 37939 transitions. [2022-03-03 18:08:12,685 INFO L78 Accepts]: Start accepts. Automaton has 13525 states and 37939 transitions. Word has length 43 [2022-03-03 18:08:12,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:12,686 INFO L470 AbstractCegarLoop]: Abstraction has 13525 states and 37939 transitions. [2022-03-03 18:08:12,686 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) [2022-03-03 18:08:12,686 INFO L276 IsEmpty]: Start isEmpty. Operand 13525 states and 37939 transitions. [2022-03-03 18:08:12,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-03-03 18:08:12,687 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:12,687 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:12,687 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-03 18:08:12,688 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)] === [2022-03-03 18:08:12,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:12,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1022033083, now seen corresponding path program 1 times [2022-03-03 18:08:12,688 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:12,689 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995054895] [2022-03-03 18:08:12,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:12,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:12,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:12,832 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:12,833 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995054895] [2022-03-03 18:08:12,833 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995054895] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:12,833 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:12,833 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:12,833 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279440237] [2022-03-03 18:08:12,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:12,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:08:12,835 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:12,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:08:12,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:12,835 INFO L87 Difference]: Start difference. First operand 13525 states and 37939 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) [2022-03-03 18:08:13,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:13,238 INFO L93 Difference]: Finished difference Result 13524 states and 37938 transitions. [2022-03-03 18:08:13,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:13,239 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 [2022-03-03 18:08:13,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:13,306 INFO L225 Difference]: With dead ends: 13524 [2022-03-03 18:08:13,306 INFO L226 Difference]: Without dead ends: 13524 [2022-03-03 18:08:13,309 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:13,310 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 2 mSDsluCounter, 393 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 569 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:13,311 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 569 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:08:13,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13524 states. [2022-03-03 18:08:13,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13524 to 13524. [2022-03-03 18:08:13,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13524 states, 13511 states have (on average 2.807934275775294) internal successors, (37938), 13523 states have internal predecessors, (37938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:13,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13524 states to 13524 states and 37938 transitions. [2022-03-03 18:08:13,845 INFO L78 Accepts]: Start accepts. Automaton has 13524 states and 37938 transitions. Word has length 51 [2022-03-03 18:08:13,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:13,849 INFO L470 AbstractCegarLoop]: Abstraction has 13524 states and 37938 transitions. [2022-03-03 18:08:13,849 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) [2022-03-03 18:08:13,849 INFO L276 IsEmpty]: Start isEmpty. Operand 13524 states and 37938 transitions. [2022-03-03 18:08:13,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-03-03 18:08:13,857 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:13,857 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:13,857 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-03 18:08:13,857 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)] === [2022-03-03 18:08:13,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:13,858 INFO L85 PathProgramCache]: Analyzing trace with hash -1828756419, now seen corresponding path program 1 times [2022-03-03 18:08:13,858 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:13,859 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407768779] [2022-03-03 18:08:13,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:13,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:13,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:14,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:14,050 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:14,051 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407768779] [2022-03-03 18:08:14,051 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407768779] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:14,051 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:14,051 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:14,052 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656276716] [2022-03-03 18:08:14,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:14,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:08:14,053 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:14,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:08:14,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:14,054 INFO L87 Difference]: Start difference. First operand 13524 states and 37938 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) [2022-03-03 18:08:14,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:14,652 INFO L93 Difference]: Finished difference Result 14119 states and 39585 transitions. [2022-03-03 18:08:14,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:14,653 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 [2022-03-03 18:08:14,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:14,702 INFO L225 Difference]: With dead ends: 14119 [2022-03-03 18:08:14,702 INFO L226 Difference]: Without dead ends: 14119 [2022-03-03 18:08:14,705 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:14,707 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 82 mSDsluCounter, 461 mSDsCounter, 0 mSdLazyCounter, 360 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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 [2022-03-03 18:08:14,707 INFO L934 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] [2022-03-03 18:08:14,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14119 states. [2022-03-03 18:08:15,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14119 to 13987. [2022-03-03 18:08:15,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13987 states, 13975 states have (on average 2.8062254025044724) internal successors, (39217), 13986 states have internal predecessors, (39217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:15,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13987 states to 13987 states and 39217 transitions. [2022-03-03 18:08:15,155 INFO L78 Accepts]: Start accepts. Automaton has 13987 states and 39217 transitions. Word has length 72 [2022-03-03 18:08:15,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:15,155 INFO L470 AbstractCegarLoop]: Abstraction has 13987 states and 39217 transitions. [2022-03-03 18:08:15,155 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) [2022-03-03 18:08:15,156 INFO L276 IsEmpty]: Start isEmpty. Operand 13987 states and 39217 transitions. [2022-03-03 18:08:15,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-03-03 18:08:15,159 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:15,159 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:15,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-03 18:08:15,159 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)] === [2022-03-03 18:08:15,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:15,160 INFO L85 PathProgramCache]: Analyzing trace with hash -1585514794, now seen corresponding path program 1 times [2022-03-03 18:08:15,160 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:15,160 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207344766] [2022-03-03 18:08:15,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:15,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:15,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:15,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:15,284 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:15,284 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207344766] [2022-03-03 18:08:15,284 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207344766] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:15,284 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:15,285 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:15,285 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782194600] [2022-03-03 18:08:15,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:15,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-03 18:08:15,286 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:15,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-03 18:08:15,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-03 18:08:15,286 INFO L87 Difference]: Start difference. First operand 13987 states and 39217 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:15,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:15,450 INFO L93 Difference]: Finished difference Result 14015 states and 39244 transitions. [2022-03-03 18:08:15,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:15,451 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2022-03-03 18:08:15,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:15,497 INFO L225 Difference]: With dead ends: 14015 [2022-03-03 18:08:15,497 INFO L226 Difference]: Without dead ends: 14015 [2022-03-03 18:08:15,498 INFO L932 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 [2022-03-03 18:08:15,505 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 86 mSDsluCounter, 601 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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, 0.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:15,506 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 747 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-03 18:08:15,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14015 states. [2022-03-03 18:08:15,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14015 to 13975. [2022-03-03 18:08:15,880 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) [2022-03-03 18:08:15,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13975 states to 13975 states and 39205 transitions. [2022-03-03 18:08:15,923 INFO L78 Accepts]: Start accepts. Automaton has 13975 states and 39205 transitions. Word has length 74 [2022-03-03 18:08:15,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:15,924 INFO L470 AbstractCegarLoop]: Abstraction has 13975 states and 39205 transitions. [2022-03-03 18:08:15,924 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:15,925 INFO L276 IsEmpty]: Start isEmpty. Operand 13975 states and 39205 transitions. [2022-03-03 18:08:15,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-03-03 18:08:15,928 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:15,928 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:15,929 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-03 18:08:15,929 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)] === [2022-03-03 18:08:15,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:15,930 INFO L85 PathProgramCache]: Analyzing trace with hash 523906389, now seen corresponding path program 1 times [2022-03-03 18:08:15,930 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:15,931 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063246854] [2022-03-03 18:08:15,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:15,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:15,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:16,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:16,118 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:16,118 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063246854] [2022-03-03 18:08:16,119 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063246854] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:16,119 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:16,119 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:16,119 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589206948] [2022-03-03 18:08:16,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:16,120 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:08:16,120 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:16,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:08:16,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:16,121 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) [2022-03-03 18:08:16,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:16,517 INFO L93 Difference]: Finished difference Result 14570 states and 40852 transitions. [2022-03-03 18:08:16,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:16,517 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 [2022-03-03 18:08:16,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:16,560 INFO L225 Difference]: With dead ends: 14570 [2022-03-03 18:08:16,560 INFO L226 Difference]: Without dead ends: 14570 [2022-03-03 18:08:16,560 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:16,561 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 84 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2022-03-03 18:08:16,561 INFO L934 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] [2022-03-03 18:08:16,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14570 states. [2022-03-03 18:08:16,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14570 to 14438. [2022-03-03 18:08:16,869 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) [2022-03-03 18:08:16,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14438 states to 14438 states and 40484 transitions. [2022-03-03 18:08:16,914 INFO L78 Accepts]: Start accepts. Automaton has 14438 states and 40484 transitions. Word has length 80 [2022-03-03 18:08:16,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:16,914 INFO L470 AbstractCegarLoop]: Abstraction has 14438 states and 40484 transitions. [2022-03-03 18:08:16,914 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) [2022-03-03 18:08:16,914 INFO L276 IsEmpty]: Start isEmpty. Operand 14438 states and 40484 transitions. [2022-03-03 18:08:16,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-03 18:08:16,919 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:16,919 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:16,919 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-03 18:08:16,920 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)] === [2022-03-03 18:08:16,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:16,920 INFO L85 PathProgramCache]: Analyzing trace with hash -1879858362, now seen corresponding path program 1 times [2022-03-03 18:08:16,920 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:16,921 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441922984] [2022-03-03 18:08:16,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:16,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:16,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:17,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:17,109 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:17,109 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441922984] [2022-03-03 18:08:17,109 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441922984] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:17,109 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:17,109 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:17,110 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348039473] [2022-03-03 18:08:17,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:17,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:08:17,111 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:17,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:08:17,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:17,111 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) [2022-03-03 18:08:17,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:17,585 INFO L93 Difference]: Finished difference Result 16753 states and 46787 transitions. [2022-03-03 18:08:17,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:17,586 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 [2022-03-03 18:08:17,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:17,629 INFO L225 Difference]: With dead ends: 16753 [2022-03-03 18:08:17,629 INFO L226 Difference]: Without dead ends: 16753 [2022-03-03 18:08:17,630 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:17,630 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 112 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:17,631 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [112 Valid, 575 Invalid, 276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-03 18:08:17,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16753 states. [2022-03-03 18:08:18,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16753 to 14900. [2022-03-03 18:08:18,070 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) [2022-03-03 18:08:18,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14900 states to 14900 states and 41762 transitions. [2022-03-03 18:08:18,119 INFO L78 Accepts]: Start accepts. Automaton has 14900 states and 41762 transitions. Word has length 87 [2022-03-03 18:08:18,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:18,119 INFO L470 AbstractCegarLoop]: Abstraction has 14900 states and 41762 transitions. [2022-03-03 18:08:18,119 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) [2022-03-03 18:08:18,120 INFO L276 IsEmpty]: Start isEmpty. Operand 14900 states and 41762 transitions. [2022-03-03 18:08:18,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-03-03 18:08:18,127 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:18,127 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:18,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-03 18:08:18,128 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)] === [2022-03-03 18:08:18,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:18,128 INFO L85 PathProgramCache]: Analyzing trace with hash 148556689, now seen corresponding path program 1 times [2022-03-03 18:08:18,129 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:18,129 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357886798] [2022-03-03 18:08:18,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:18,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:18,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:18,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:18,261 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:18,261 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357886798] [2022-03-03 18:08:18,262 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357886798] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:18,262 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:18,262 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:18,262 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523017198] [2022-03-03 18:08:18,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:18,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:08:18,262 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:18,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:08:18,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:18,263 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) [2022-03-03 18:08:18,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:18,688 INFO L93 Difference]: Finished difference Result 15688 states and 43614 transitions. [2022-03-03 18:08:18,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:18,688 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 [2022-03-03 18:08:18,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:18,830 INFO L225 Difference]: With dead ends: 15688 [2022-03-03 18:08:18,831 INFO L226 Difference]: Without dead ends: 15688 [2022-03-03 18:08:18,831 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:18,832 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 194 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 249 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:18,832 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [194 Valid, 619 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 249 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-03 18:08:18,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15688 states. [2022-03-03 18:08:19,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15688 to 15364. [2022-03-03 18:08:19,172 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) [2022-03-03 18:08:19,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15364 states to 15364 states and 43042 transitions. [2022-03-03 18:08:19,221 INFO L78 Accepts]: Start accepts. Automaton has 15364 states and 43042 transitions. Word has length 90 [2022-03-03 18:08:19,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:19,222 INFO L470 AbstractCegarLoop]: Abstraction has 15364 states and 43042 transitions. [2022-03-03 18:08:19,222 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) [2022-03-03 18:08:19,223 INFO L276 IsEmpty]: Start isEmpty. Operand 15364 states and 43042 transitions. [2022-03-03 18:08:19,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-03-03 18:08:19,237 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:19,237 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:19,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-03 18:08:19,237 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)] === [2022-03-03 18:08:19,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:19,238 INFO L85 PathProgramCache]: Analyzing trace with hash 885995675, now seen corresponding path program 1 times [2022-03-03 18:08:19,238 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:19,238 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87887970] [2022-03-03 18:08:19,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:19,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:19,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:19,414 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:19,414 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87887970] [2022-03-03 18:08:19,415 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87887970] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:19,415 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:19,415 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:19,415 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199429903] [2022-03-03 18:08:19,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:19,415 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-03 18:08:19,415 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:19,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-03 18:08:19,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-03 18:08:19,416 INFO L87 Difference]: Start difference. First operand 15364 states and 43042 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:19,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:19,592 INFO L93 Difference]: Finished difference Result 5974 states and 16279 transitions. [2022-03-03 18:08:19,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:19,593 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2022-03-03 18:08:19,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:19,608 INFO L225 Difference]: With dead ends: 5974 [2022-03-03 18:08:19,608 INFO L226 Difference]: Without dead ends: 5974 [2022-03-03 18:08:19,608 INFO L932 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 [2022-03-03 18:08:19,609 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 300 mSDsluCounter, 618 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 300 SdHoareTripleChecker+Valid, 842 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:19,609 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [300 Valid, 842 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-03 18:08:19,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5974 states. [2022-03-03 18:08:19,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5974 to 5936. [2022-03-03 18:08:19,721 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) [2022-03-03 18:08:19,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5936 states to 5936 states and 16242 transitions. [2022-03-03 18:08:19,737 INFO L78 Accepts]: Start accepts. Automaton has 5936 states and 16242 transitions. Word has length 96 [2022-03-03 18:08:19,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:19,737 INFO L470 AbstractCegarLoop]: Abstraction has 5936 states and 16242 transitions. [2022-03-03 18:08:19,738 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:19,738 INFO L276 IsEmpty]: Start isEmpty. Operand 5936 states and 16242 transitions. [2022-03-03 18:08:19,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:08:19,748 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:19,748 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:19,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-03 18:08:19,748 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:08:19,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:19,749 INFO L85 PathProgramCache]: Analyzing trace with hash -1448302514, now seen corresponding path program 1 times [2022-03-03 18:08:19,749 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:19,749 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690087723] [2022-03-03 18:08:19,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:19,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:19,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:21,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:21,141 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:21,141 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690087723] [2022-03-03 18:08:21,142 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1690087723] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:21,142 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:21,142 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:21,142 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319028098] [2022-03-03 18:08:21,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:21,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:21,142 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:21,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:21,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:21,143 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) [2022-03-03 18:08:22,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:22,903 INFO L93 Difference]: Finished difference Result 6595 states and 17671 transitions. [2022-03-03 18:08:22,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:22,904 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 [2022-03-03 18:08:22,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:22,915 INFO L225 Difference]: With dead ends: 6595 [2022-03-03 18:08:22,915 INFO L226 Difference]: Without dead ends: 6595 [2022-03-03 18:08:22,916 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=333, Invalid=789, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:22,916 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 1607 mSDsluCounter, 1380 mSDsCounter, 0 mSdLazyCounter, 1108 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1607 SdHoareTripleChecker+Valid, 1715 SdHoareTripleChecker+Invalid, 1248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 1108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:22,916 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1607 Valid, 1715 Invalid, 1248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 1108 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:08:22,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6595 states. [2022-03-03 18:08:23,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6595 to 6104. [2022-03-03 18:08:23,026 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) [2022-03-03 18:08:23,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6104 states to 6104 states and 16734 transitions. [2022-03-03 18:08:23,041 INFO L78 Accepts]: Start accepts. Automaton has 6104 states and 16734 transitions. Word has length 98 [2022-03-03 18:08:23,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:23,042 INFO L470 AbstractCegarLoop]: Abstraction has 6104 states and 16734 transitions. [2022-03-03 18:08:23,042 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) [2022-03-03 18:08:23,042 INFO L276 IsEmpty]: Start isEmpty. Operand 6104 states and 16734 transitions. [2022-03-03 18:08:23,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:08:23,052 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:23,053 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:23,053 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-03 18:08:23,053 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)] === [2022-03-03 18:08:23,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:23,053 INFO L85 PathProgramCache]: Analyzing trace with hash 1836012366, now seen corresponding path program 2 times [2022-03-03 18:08:23,054 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:23,054 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735801103] [2022-03-03 18:08:23,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:23,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:23,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:23,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:23,646 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:23,646 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735801103] [2022-03-03 18:08:23,646 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735801103] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:23,646 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:23,646 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:23,646 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509668122] [2022-03-03 18:08:23,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:23,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:23,647 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:23,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:23,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:23,648 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) [2022-03-03 18:08:24,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:24,959 INFO L93 Difference]: Finished difference Result 6975 states and 18699 transitions. [2022-03-03 18:08:24,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:08:24,960 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 [2022-03-03 18:08:24,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:24,973 INFO L225 Difference]: With dead ends: 6975 [2022-03-03 18:08:24,973 INFO L226 Difference]: Without dead ends: 6975 [2022-03-03 18:08:24,973 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=318, Invalid=738, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:08:24,974 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1489 mSDsluCounter, 1158 mSDsCounter, 0 mSdLazyCounter, 988 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1489 SdHoareTripleChecker+Valid, 1496 SdHoareTripleChecker+Invalid, 1134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 988 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:24,974 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1489 Valid, 1496 Invalid, 1134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 988 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:08:24,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6975 states. [2022-03-03 18:08:25,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6975 to 6160. [2022-03-03 18:08:25,095 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) [2022-03-03 18:08:25,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 16898 transitions. [2022-03-03 18:08:25,112 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 16898 transitions. Word has length 98 [2022-03-03 18:08:25,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:25,112 INFO L470 AbstractCegarLoop]: Abstraction has 6160 states and 16898 transitions. [2022-03-03 18:08:25,112 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) [2022-03-03 18:08:25,112 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 16898 transitions. [2022-03-03 18:08:25,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:08:25,123 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:25,123 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:25,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-03 18:08:25,124 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)] === [2022-03-03 18:08:25,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:25,125 INFO L85 PathProgramCache]: Analyzing trace with hash -1849431070, now seen corresponding path program 3 times [2022-03-03 18:08:25,125 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:25,125 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323739210] [2022-03-03 18:08:25,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:25,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:25,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:25,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:25,859 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:25,859 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323739210] [2022-03-03 18:08:25,860 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323739210] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:25,860 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:25,860 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:25,860 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093481024] [2022-03-03 18:08:25,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:25,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:25,860 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:25,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:25,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:25,861 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) [2022-03-03 18:08:27,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:27,616 INFO L93 Difference]: Finished difference Result 7115 states and 19109 transitions. [2022-03-03 18:08:27,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:27,616 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 [2022-03-03 18:08:27,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:27,628 INFO L225 Difference]: With dead ends: 7115 [2022-03-03 18:08:27,628 INFO L226 Difference]: Without dead ends: 7115 [2022-03-03 18:08:27,629 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:27,630 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1520 mSDsluCounter, 1638 mSDsCounter, 0 mSdLazyCounter, 1445 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1520 SdHoareTripleChecker+Valid, 1979 SdHoareTripleChecker+Invalid, 1533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 1445 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:27,630 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1520 Valid, 1979 Invalid, 1533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1445 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:08:27,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7115 states. [2022-03-03 18:08:27,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7115 to 6160. [2022-03-03 18:08:27,769 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) [2022-03-03 18:08:27,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 16898 transitions. [2022-03-03 18:08:27,786 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 16898 transitions. Word has length 98 [2022-03-03 18:08:27,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:27,786 INFO L470 AbstractCegarLoop]: Abstraction has 6160 states and 16898 transitions. [2022-03-03 18:08:27,786 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) [2022-03-03 18:08:27,786 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 16898 transitions. [2022-03-03 18:08:27,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:08:27,800 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:27,800 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:27,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-03 18:08:27,801 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)] === [2022-03-03 18:08:27,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:27,802 INFO L85 PathProgramCache]: Analyzing trace with hash 1572984838, now seen corresponding path program 4 times [2022-03-03 18:08:27,802 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:27,802 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935340524] [2022-03-03 18:08:27,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:27,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:27,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:28,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:28,709 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:28,710 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935340524] [2022-03-03 18:08:28,710 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935340524] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:28,710 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:28,710 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:28,710 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788645076] [2022-03-03 18:08:28,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:28,711 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:28,711 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:28,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:28,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:28,712 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) [2022-03-03 18:08:30,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:30,348 INFO L93 Difference]: Finished difference Result 7255 states and 19519 transitions. [2022-03-03 18:08:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:30,349 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 [2022-03-03 18:08:30,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:30,365 INFO L225 Difference]: With dead ends: 7255 [2022-03-03 18:08:30,365 INFO L226 Difference]: Without dead ends: 7255 [2022-03-03 18:08:30,366 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:30,366 INFO L933 BasicCegarLoop]: 367 mSDtfsCounter, 1491 mSDsluCounter, 1565 mSDsCounter, 0 mSdLazyCounter, 1311 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1491 SdHoareTripleChecker+Valid, 1897 SdHoareTripleChecker+Invalid, 1435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1311 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:30,366 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1491 Valid, 1897 Invalid, 1435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1311 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:08:30,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7255 states. [2022-03-03 18:08:30,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7255 to 6160. [2022-03-03 18:08:30,498 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) [2022-03-03 18:08:30,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 16898 transitions. [2022-03-03 18:08:30,511 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 16898 transitions. Word has length 98 [2022-03-03 18:08:30,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:30,512 INFO L470 AbstractCegarLoop]: Abstraction has 6160 states and 16898 transitions. [2022-03-03 18:08:30,512 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) [2022-03-03 18:08:30,512 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 16898 transitions. [2022-03-03 18:08:30,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:08:30,521 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:30,521 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:30,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-03 18:08:30,521 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)] === [2022-03-03 18:08:30,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:30,522 INFO L85 PathProgramCache]: Analyzing trace with hash 1875270712, now seen corresponding path program 5 times [2022-03-03 18:08:30,522 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:30,522 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682481768] [2022-03-03 18:08:30,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:30,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:30,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:31,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:31,536 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:31,537 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682481768] [2022-03-03 18:08:31,537 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682481768] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:31,537 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:31,537 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:31,537 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616026609] [2022-03-03 18:08:31,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:31,538 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:31,538 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:31,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:31,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:31,539 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) [2022-03-03 18:08:33,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:33,470 INFO L93 Difference]: Finished difference Result 7227 states and 19437 transitions. [2022-03-03 18:08:33,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:33,471 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 [2022-03-03 18:08:33,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:33,482 INFO L225 Difference]: With dead ends: 7227 [2022-03-03 18:08:33,482 INFO L226 Difference]: Without dead ends: 7227 [2022-03-03 18:08:33,483 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:33,484 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1445 mSDsluCounter, 1861 mSDsCounter, 0 mSdLazyCounter, 1599 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1445 SdHoareTripleChecker+Valid, 2190 SdHoareTripleChecker+Invalid, 1696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 1599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:33,484 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1445 Valid, 2190 Invalid, 1696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1599 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:08:33,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7227 states. [2022-03-03 18:08:33,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7227 to 6160. [2022-03-03 18:08:33,599 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) [2022-03-03 18:08:33,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 16898 transitions. [2022-03-03 18:08:33,614 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 16898 transitions. Word has length 98 [2022-03-03 18:08:33,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:33,614 INFO L470 AbstractCegarLoop]: Abstraction has 6160 states and 16898 transitions. [2022-03-03 18:08:33,614 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) [2022-03-03 18:08:33,614 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 16898 transitions. [2022-03-03 18:08:33,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:08:33,624 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:33,624 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:33,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-03 18:08:33,624 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)] === [2022-03-03 18:08:33,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:33,625 INFO L85 PathProgramCache]: Analyzing trace with hash -799667770, now seen corresponding path program 6 times [2022-03-03 18:08:33,625 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:33,625 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426367818] [2022-03-03 18:08:33,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:33,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:33,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:34,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:34,285 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:34,285 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426367818] [2022-03-03 18:08:34,285 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426367818] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:34,285 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:34,285 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:34,285 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133307183] [2022-03-03 18:08:34,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:34,286 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:34,286 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:34,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:34,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:34,287 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) [2022-03-03 18:08:35,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:35,779 INFO L93 Difference]: Finished difference Result 7171 states and 19259 transitions. [2022-03-03 18:08:35,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:08:35,779 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 [2022-03-03 18:08:35,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:35,790 INFO L225 Difference]: With dead ends: 7171 [2022-03-03 18:08:35,791 INFO L226 Difference]: Without dead ends: 7171 [2022-03-03 18:08:35,791 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=301, Invalid=691, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:08:35,792 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1498 mSDsluCounter, 1294 mSDsCounter, 0 mSdLazyCounter, 1156 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1498 SdHoareTripleChecker+Valid, 1605 SdHoareTripleChecker+Invalid, 1304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:35,792 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1498 Valid, 1605 Invalid, 1304 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1156 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:08:35,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7171 states. [2022-03-03 18:08:35,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7171 to 6272. [2022-03-03 18:08:35,875 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) [2022-03-03 18:08:35,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-03-03 18:08:35,887 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-03-03 18:08:35,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:35,887 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-03-03 18:08:35,887 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) [2022-03-03 18:08:35,887 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-03-03 18:08:35,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:08:35,897 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:35,897 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:35,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-03 18:08:35,897 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)] === [2022-03-03 18:08:35,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:35,898 INFO L85 PathProgramCache]: Analyzing trace with hash 56828176, now seen corresponding path program 7 times [2022-03-03 18:08:35,898 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:35,898 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865865658] [2022-03-03 18:08:35,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:35,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:35,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:36,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:36,428 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:36,429 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865865658] [2022-03-03 18:08:36,429 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865865658] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:36,429 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:36,429 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:36,429 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133149995] [2022-03-03 18:08:36,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:36,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:36,430 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:36,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:36,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:36,430 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) [2022-03-03 18:08:37,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:37,868 INFO L93 Difference]: Finished difference Result 7395 states and 19873 transitions. [2022-03-03 18:08:37,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:08:37,869 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 [2022-03-03 18:08:37,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:37,881 INFO L225 Difference]: With dead ends: 7395 [2022-03-03 18:08:37,881 INFO L226 Difference]: Without dead ends: 7395 [2022-03-03 18:08:37,881 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:08:37,882 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1411 mSDsluCounter, 1456 mSDsCounter, 0 mSdLazyCounter, 1299 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1411 SdHoareTripleChecker+Valid, 1777 SdHoareTripleChecker+Invalid, 1385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 1299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:37,882 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1411 Valid, 1777 Invalid, 1385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 1299 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:08:37,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7395 states. [2022-03-03 18:08:37,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7395 to 6286. [2022-03-03 18:08:37,974 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) [2022-03-03 18:08:37,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-03-03 18:08:37,986 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-03-03 18:08:37,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:37,987 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-03-03 18:08:37,987 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) [2022-03-03 18:08:37,987 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-03-03 18:08:37,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:08:37,996 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:37,996 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:37,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-03 18:08:37,996 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)] === [2022-03-03 18:08:37,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:37,997 INFO L85 PathProgramCache]: Analyzing trace with hash 666352036, now seen corresponding path program 8 times [2022-03-03 18:08:37,997 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:37,997 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133334179] [2022-03-03 18:08:37,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:37,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:38,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:38,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:38,647 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:38,647 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133334179] [2022-03-03 18:08:38,647 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133334179] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:38,647 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:38,647 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:38,647 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37427934] [2022-03-03 18:08:38,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:38,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:38,648 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:38,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:38,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:38,648 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) [2022-03-03 18:08:40,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:40,442 INFO L93 Difference]: Finished difference Result 7325 states and 19710 transitions. [2022-03-03 18:08:40,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:40,444 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 [2022-03-03 18:08:40,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:40,456 INFO L225 Difference]: With dead ends: 7325 [2022-03-03 18:08:40,457 INFO L226 Difference]: Without dead ends: 7325 [2022-03-03 18:08:40,457 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:40,458 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1417 mSDsluCounter, 1803 mSDsCounter, 0 mSdLazyCounter, 1538 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1417 SdHoareTripleChecker+Valid, 2131 SdHoareTripleChecker+Invalid, 1691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 1538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:40,461 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1417 Valid, 2131 Invalid, 1691 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 1538 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:08:40,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7325 states. [2022-03-03 18:08:40,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7325 to 6272. [2022-03-03 18:08:40,553 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) [2022-03-03 18:08:40,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-03-03 18:08:40,565 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-03-03 18:08:40,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:40,565 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-03-03 18:08:40,565 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) [2022-03-03 18:08:40,566 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-03-03 18:08:40,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:08:40,572 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:40,572 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:40,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-03 18:08:40,572 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)] === [2022-03-03 18:08:40,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:40,573 INFO L85 PathProgramCache]: Analyzing trace with hash -2077767730, now seen corresponding path program 9 times [2022-03-03 18:08:40,573 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:40,573 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788914818] [2022-03-03 18:08:40,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:40,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:40,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:41,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:41,097 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:41,097 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788914818] [2022-03-03 18:08:41,097 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788914818] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:41,097 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:41,097 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:41,097 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882390580] [2022-03-03 18:08:41,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:41,098 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:41,098 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:41,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:41,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:41,099 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) [2022-03-03 18:08:42,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:42,315 INFO L93 Difference]: Finished difference Result 7479 states and 20119 transitions. [2022-03-03 18:08:42,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:08:42,316 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 [2022-03-03 18:08:42,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:42,332 INFO L225 Difference]: With dead ends: 7479 [2022-03-03 18:08:42,332 INFO L226 Difference]: Without dead ends: 7479 [2022-03-03 18:08:42,333 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=319, Invalid=737, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:08:42,333 INFO L933 BasicCegarLoop]: 346 mSDtfsCounter, 1370 mSDsluCounter, 1064 mSDsCounter, 0 mSdLazyCounter, 990 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1370 SdHoareTripleChecker+Valid, 1391 SdHoareTripleChecker+Invalid, 1116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 990 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:42,333 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1370 Valid, 1391 Invalid, 1116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 990 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:08:42,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7479 states. [2022-03-03 18:08:42,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7479 to 6300. [2022-03-03 18:08:42,423 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) [2022-03-03 18:08:42,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6300 states to 6300 states and 17308 transitions. [2022-03-03 18:08:42,434 INFO L78 Accepts]: Start accepts. Automaton has 6300 states and 17308 transitions. Word has length 98 [2022-03-03 18:08:42,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:42,435 INFO L470 AbstractCegarLoop]: Abstraction has 6300 states and 17308 transitions. [2022-03-03 18:08:42,435 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) [2022-03-03 18:08:42,435 INFO L276 IsEmpty]: Start isEmpty. Operand 6300 states and 17308 transitions. [2022-03-03 18:08:42,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:08:42,441 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:42,441 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:42,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-03 18:08:42,442 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)] === [2022-03-03 18:08:42,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:42,442 INFO L85 PathProgramCache]: Analyzing trace with hash -1468243870, now seen corresponding path program 10 times [2022-03-03 18:08:42,442 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:42,442 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488630895] [2022-03-03 18:08:42,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:42,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:42,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:43,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:43,103 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:43,103 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488630895] [2022-03-03 18:08:43,103 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488630895] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:43,103 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:43,103 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:43,104 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145120272] [2022-03-03 18:08:43,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:43,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:43,104 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:43,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:43,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:43,105 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) [2022-03-03 18:08:44,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:44,783 INFO L93 Difference]: Finished difference Result 7619 states and 20529 transitions. [2022-03-03 18:08:44,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:44,784 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 [2022-03-03 18:08:44,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:44,800 INFO L225 Difference]: With dead ends: 7619 [2022-03-03 18:08:44,801 INFO L226 Difference]: Without dead ends: 7619 [2022-03-03 18:08:44,801 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:44,802 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1325 mSDsluCounter, 1865 mSDsCounter, 0 mSdLazyCounter, 1602 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1325 SdHoareTripleChecker+Valid, 2189 SdHoareTripleChecker+Invalid, 1727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1602 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:44,802 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1325 Valid, 2189 Invalid, 1727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1602 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:08:44,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7619 states. [2022-03-03 18:08:44,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7619 to 6286. [2022-03-03 18:08:44,894 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) [2022-03-03 18:08:44,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-03-03 18:08:44,906 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-03-03 18:08:44,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:44,907 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-03-03 18:08:44,907 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) [2022-03-03 18:08:44,907 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-03-03 18:08:44,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:08:44,913 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:44,913 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:44,914 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-03 18:08:44,914 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)] === [2022-03-03 18:08:44,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:44,914 INFO L85 PathProgramCache]: Analyzing trace with hash 1954172038, now seen corresponding path program 11 times [2022-03-03 18:08:44,914 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:44,914 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12389348] [2022-03-03 18:08:44,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:44,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:45,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:45,709 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:45,710 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12389348] [2022-03-03 18:08:45,710 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12389348] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:45,710 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:45,710 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:45,710 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128479778] [2022-03-03 18:08:45,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:45,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:45,710 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:45,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:45,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:45,711 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) [2022-03-03 18:08:47,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:47,346 INFO L93 Difference]: Finished difference Result 7479 states and 20161 transitions. [2022-03-03 18:08:47,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:47,346 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 [2022-03-03 18:08:47,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:47,359 INFO L225 Difference]: With dead ends: 7479 [2022-03-03 18:08:47,359 INFO L226 Difference]: Without dead ends: 7479 [2022-03-03 18:08:47,359 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:47,360 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1146 mSDsluCounter, 1819 mSDsCounter, 0 mSdLazyCounter, 1525 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1146 SdHoareTripleChecker+Valid, 2143 SdHoareTripleChecker+Invalid, 1619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1525 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:47,360 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1146 Valid, 2143 Invalid, 1619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1525 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:08:47,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7479 states. [2022-03-03 18:08:47,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7479 to 6272. [2022-03-03 18:08:47,451 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) [2022-03-03 18:08:47,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-03-03 18:08:47,462 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-03-03 18:08:47,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:47,462 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-03-03 18:08:47,463 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) [2022-03-03 18:08:47,463 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-03-03 18:08:47,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:08:47,469 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:47,469 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:47,469 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-03 18:08:47,469 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)] === [2022-03-03 18:08:47,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:47,470 INFO L85 PathProgramCache]: Analyzing trace with hash -2041542726, now seen corresponding path program 12 times [2022-03-03 18:08:47,470 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:47,470 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599249565] [2022-03-03 18:08:47,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:47,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:47,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:47,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:47,976 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:47,976 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599249565] [2022-03-03 18:08:47,976 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599249565] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:47,976 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:47,976 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:47,976 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523499610] [2022-03-03 18:08:47,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:47,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:47,977 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:47,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:47,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:47,978 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) [2022-03-03 18:08:49,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:49,604 INFO L93 Difference]: Finished difference Result 7367 states and 19791 transitions. [2022-03-03 18:08:49,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:08:49,605 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 [2022-03-03 18:08:49,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:49,616 INFO L225 Difference]: With dead ends: 7367 [2022-03-03 18:08:49,617 INFO L226 Difference]: Without dead ends: 7367 [2022-03-03 18:08:49,617 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:08:49,618 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1171 mSDsluCounter, 1901 mSDsCounter, 0 mSdLazyCounter, 1579 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1171 SdHoareTripleChecker+Valid, 2211 SdHoareTripleChecker+Invalid, 1668 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 1579 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:49,618 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1171 Valid, 2211 Invalid, 1668 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 1579 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:08:49,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7367 states. [2022-03-03 18:08:49,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7367 to 6314. [2022-03-03 18:08:49,696 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) [2022-03-03 18:08:49,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6314 states to 6314 states and 17349 transitions. [2022-03-03 18:08:49,707 INFO L78 Accepts]: Start accepts. Automaton has 6314 states and 17349 transitions. Word has length 98 [2022-03-03 18:08:49,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:49,708 INFO L470 AbstractCegarLoop]: Abstraction has 6314 states and 17349 transitions. [2022-03-03 18:08:49,708 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) [2022-03-03 18:08:49,708 INFO L276 IsEmpty]: Start isEmpty. Operand 6314 states and 17349 transitions. [2022-03-03 18:08:49,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:08:49,714 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:49,714 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:49,714 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-03 18:08:49,714 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)] === [2022-03-03 18:08:49,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:49,715 INFO L85 PathProgramCache]: Analyzing trace with hash -1432018866, now seen corresponding path program 13 times [2022-03-03 18:08:49,715 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:49,715 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005894274] [2022-03-03 18:08:49,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:49,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:49,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:50,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:50,459 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:50,460 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005894274] [2022-03-03 18:08:50,460 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005894274] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:50,460 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:50,460 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:50,460 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408533637] [2022-03-03 18:08:50,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:50,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:50,460 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:50,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:50,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:50,461 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) [2022-03-03 18:08:52,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:52,115 INFO L93 Difference]: Finished difference Result 7507 states and 20201 transitions. [2022-03-03 18:08:52,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:52,116 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 [2022-03-03 18:08:52,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:52,128 INFO L225 Difference]: With dead ends: 7507 [2022-03-03 18:08:52,128 INFO L226 Difference]: Without dead ends: 7507 [2022-03-03 18:08:52,129 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:52,129 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1576 mSDsluCounter, 1564 mSDsCounter, 0 mSdLazyCounter, 1448 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1576 SdHoareTripleChecker+Valid, 1889 SdHoareTripleChecker+Invalid, 1545 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 1448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:52,129 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1576 Valid, 1889 Invalid, 1545 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1448 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:08:52,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7507 states. [2022-03-03 18:08:52,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7507 to 6300. [2022-03-03 18:08:52,216 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) [2022-03-03 18:08:52,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6300 states to 6300 states and 17308 transitions. [2022-03-03 18:08:52,229 INFO L78 Accepts]: Start accepts. Automaton has 6300 states and 17308 transitions. Word has length 98 [2022-03-03 18:08:52,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:52,229 INFO L470 AbstractCegarLoop]: Abstraction has 6300 states and 17308 transitions. [2022-03-03 18:08:52,229 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) [2022-03-03 18:08:52,229 INFO L276 IsEmpty]: Start isEmpty. Operand 6300 states and 17308 transitions. [2022-03-03 18:08:52,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:08:52,235 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:52,235 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:52,235 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-03 18:08:52,235 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)] === [2022-03-03 18:08:52,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:52,237 INFO L85 PathProgramCache]: Analyzing trace with hash 1990397042, now seen corresponding path program 14 times [2022-03-03 18:08:52,237 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:52,237 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326007643] [2022-03-03 18:08:52,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:52,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:52,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:53,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:53,011 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:53,011 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326007643] [2022-03-03 18:08:53,011 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326007643] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:53,011 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:53,011 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:53,011 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598813623] [2022-03-03 18:08:53,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:53,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:53,012 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:53,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:53,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:53,012 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) [2022-03-03 18:08:54,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:54,739 INFO L93 Difference]: Finished difference Result 7647 states and 20611 transitions. [2022-03-03 18:08:54,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:54,739 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 [2022-03-03 18:08:54,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:54,752 INFO L225 Difference]: With dead ends: 7647 [2022-03-03 18:08:54,752 INFO L226 Difference]: Without dead ends: 7647 [2022-03-03 18:08:54,753 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:54,753 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1143 mSDsluCounter, 1925 mSDsCounter, 0 mSdLazyCounter, 1631 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1143 SdHoareTripleChecker+Valid, 2244 SdHoareTripleChecker+Invalid, 1733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 1631 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:54,754 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1143 Valid, 2244 Invalid, 1733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 1631 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:08:54,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7647 states. [2022-03-03 18:08:54,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7647 to 6286. [2022-03-03 18:08:54,841 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) [2022-03-03 18:08:54,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-03-03 18:08:54,855 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-03-03 18:08:54,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:54,855 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-03-03 18:08:54,855 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) [2022-03-03 18:08:54,855 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-03-03 18:08:54,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:08:54,861 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:54,861 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:54,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-03 18:08:54,861 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)] === [2022-03-03 18:08:54,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:54,862 INFO L85 PathProgramCache]: Analyzing trace with hash -2002284380, now seen corresponding path program 15 times [2022-03-03 18:08:54,862 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:54,862 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264605935] [2022-03-03 18:08:54,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:54,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:55,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:55,673 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:55,673 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264605935] [2022-03-03 18:08:55,673 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1264605935] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:55,673 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:55,673 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:55,673 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822102586] [2022-03-03 18:08:55,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:55,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:55,674 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:55,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:55,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:55,674 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) [2022-03-03 18:08:57,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:57,122 INFO L93 Difference]: Finished difference Result 7409 states and 19956 transitions. [2022-03-03 18:08:57,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:57,122 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 [2022-03-03 18:08:57,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:57,136 INFO L225 Difference]: With dead ends: 7409 [2022-03-03 18:08:57,136 INFO L226 Difference]: Without dead ends: 7409 [2022-03-03 18:08:57,136 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:57,137 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1339 mSDsluCounter, 1285 mSDsCounter, 0 mSdLazyCounter, 1196 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1339 SdHoareTripleChecker+Valid, 1613 SdHoareTripleChecker+Invalid, 1302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 1196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:57,137 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1339 Valid, 1613 Invalid, 1302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 1196 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:08:57,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7409 states. [2022-03-03 18:08:57,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7409 to 6272. [2022-03-03 18:08:57,225 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) [2022-03-03 18:08:57,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-03-03 18:08:57,238 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-03-03 18:08:57,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:57,238 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-03-03 18:08:57,238 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) [2022-03-03 18:08:57,238 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-03-03 18:08:57,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:08:57,244 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:57,244 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:57,244 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-03 18:08:57,244 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)] === [2022-03-03 18:08:57,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:57,244 INFO L85 PathProgramCache]: Analyzing trace with hash -939267960, now seen corresponding path program 16 times [2022-03-03 18:08:57,244 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:57,245 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910648701] [2022-03-03 18:08:57,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:57,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:57,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:57,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:57,777 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:57,777 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910648701] [2022-03-03 18:08:57,777 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910648701] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:57,778 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:57,778 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:57,778 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778838049] [2022-03-03 18:08:57,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:57,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:57,778 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:57,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:57,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:57,779 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) [2022-03-03 18:08:59,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:59,239 INFO L93 Difference]: Finished difference Result 7843 states and 21143 transitions. [2022-03-03 18:08:59,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:08:59,240 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 [2022-03-03 18:08:59,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:59,253 INFO L225 Difference]: With dead ends: 7843 [2022-03-03 18:08:59,253 INFO L226 Difference]: Without dead ends: 7843 [2022-03-03 18:08:59,254 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=302, Invalid=690, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:08:59,254 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1358 mSDsluCounter, 1265 mSDsCounter, 0 mSdLazyCounter, 1148 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1358 SdHoareTripleChecker+Valid, 1566 SdHoareTripleChecker+Invalid, 1278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 1148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:59,254 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1358 Valid, 1566 Invalid, 1278 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 1148 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:08:59,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7843 states. [2022-03-03 18:08:59,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7843 to 6356. [2022-03-03 18:08:59,345 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) [2022-03-03 18:08:59,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-03 18:08:59,357 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-03 18:08:59,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:59,358 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-03 18:08:59,358 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) [2022-03-03 18:08:59,358 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-03 18:08:59,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:08:59,364 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:59,364 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:59,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-03 18:08:59,364 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)] === [2022-03-03 18:08:59,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:59,364 INFO L85 PathProgramCache]: Analyzing trace with hash -82772014, now seen corresponding path program 17 times [2022-03-03 18:08:59,364 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:59,364 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934074460] [2022-03-03 18:08:59,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:59,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:59,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:59,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:59,904 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:59,904 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934074460] [2022-03-03 18:08:59,904 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934074460] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:59,904 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:59,904 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:59,905 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714284071] [2022-03-03 18:08:59,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:59,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:59,905 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:59,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:59,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:59,906 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) [2022-03-03 18:09:01,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:01,436 INFO L93 Difference]: Finished difference Result 8067 states and 21757 transitions. [2022-03-03 18:09:01,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:09:01,436 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 [2022-03-03 18:09:01,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:01,449 INFO L225 Difference]: With dead ends: 8067 [2022-03-03 18:09:01,450 INFO L226 Difference]: Without dead ends: 8067 [2022-03-03 18:09:01,450 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:09:01,451 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 1249 mSDsluCounter, 1536 mSDsCounter, 0 mSdLazyCounter, 1393 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1249 SdHoareTripleChecker+Valid, 1841 SdHoareTripleChecker+Invalid, 1523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 1393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:01,451 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1249 Valid, 1841 Invalid, 1523 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 1393 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:09:01,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-03-03 18:09:01,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6370. [2022-03-03 18:09:01,548 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) [2022-03-03 18:09:01,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6370 states to 6370 states and 17513 transitions. [2022-03-03 18:09:01,560 INFO L78 Accepts]: Start accepts. Automaton has 6370 states and 17513 transitions. Word has length 98 [2022-03-03 18:09:01,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:01,560 INFO L470 AbstractCegarLoop]: Abstraction has 6370 states and 17513 transitions. [2022-03-03 18:09:01,560 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) [2022-03-03 18:09:01,560 INFO L276 IsEmpty]: Start isEmpty. Operand 6370 states and 17513 transitions. [2022-03-03 18:09:01,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:01,566 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:01,566 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:01,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-03 18:09:01,566 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)] === [2022-03-03 18:09:01,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:01,567 INFO L85 PathProgramCache]: Analyzing trace with hash 526751846, now seen corresponding path program 18 times [2022-03-03 18:09:01,567 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:01,567 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394870925] [2022-03-03 18:09:01,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:01,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:01,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:02,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:02,144 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:02,144 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394870925] [2022-03-03 18:09:02,144 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394870925] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:02,144 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:02,144 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:02,144 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832123286] [2022-03-03 18:09:02,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:02,144 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:02,144 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:02,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:02,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:02,145 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) [2022-03-03 18:09:03,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:03,986 INFO L93 Difference]: Finished difference Result 7997 states and 21594 transitions. [2022-03-03 18:09:03,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:03,987 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 [2022-03-03 18:09:03,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:03,999 INFO L225 Difference]: With dead ends: 7997 [2022-03-03 18:09:04,000 INFO L226 Difference]: Without dead ends: 7997 [2022-03-03 18:09:04,000 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:04,001 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1272 mSDsluCounter, 1824 mSDsCounter, 0 mSdLazyCounter, 1667 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1272 SdHoareTripleChecker+Valid, 2135 SdHoareTripleChecker+Invalid, 1764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 1667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:04,001 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1272 Valid, 2135 Invalid, 1764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1667 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:09:04,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7997 states. [2022-03-03 18:09:04,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7997 to 6328. [2022-03-03 18:09:04,100 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) [2022-03-03 18:09:04,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-03 18:09:04,113 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-03 18:09:04,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:04,114 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-03 18:09:04,114 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) [2022-03-03 18:09:04,114 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-03 18:09:04,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:04,120 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:04,120 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:04,120 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-03 18:09:04,120 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)] === [2022-03-03 18:09:04,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:04,121 INFO L85 PathProgramCache]: Analyzing trace with hash 2077599376, now seen corresponding path program 19 times [2022-03-03 18:09:04,121 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:04,121 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842161368] [2022-03-03 18:09:04,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:04,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:04,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:04,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:04,675 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:04,675 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842161368] [2022-03-03 18:09:04,675 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842161368] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:04,675 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:04,675 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:04,676 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284678033] [2022-03-03 18:09:04,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:04,676 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:04,676 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:04,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:04,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:04,676 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) [2022-03-03 18:09:06,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:06,081 INFO L93 Difference]: Finished difference Result 7927 states and 21403 transitions. [2022-03-03 18:09:06,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:09:06,081 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 [2022-03-03 18:09:06,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:06,092 INFO L225 Difference]: With dead ends: 7927 [2022-03-03 18:09:06,092 INFO L226 Difference]: Without dead ends: 7927 [2022-03-03 18:09:06,093 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:09:06,093 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 1344 mSDsluCounter, 1281 mSDsCounter, 0 mSdLazyCounter, 1160 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1344 SdHoareTripleChecker+Valid, 1598 SdHoareTripleChecker+Invalid, 1288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:06,093 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1344 Valid, 1598 Invalid, 1288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1160 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:09:06,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7927 states. [2022-03-03 18:09:06,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7927 to 6356. [2022-03-03 18:09:06,177 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) [2022-03-03 18:09:06,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-03 18:09:06,189 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-03 18:09:06,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:06,189 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-03 18:09:06,190 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) [2022-03-03 18:09:06,190 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-03 18:09:06,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:06,195 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:06,195 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:06,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-03 18:09:06,195 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)] === [2022-03-03 18:09:06,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:06,196 INFO L85 PathProgramCache]: Analyzing trace with hash -1607844060, now seen corresponding path program 20 times [2022-03-03 18:09:06,196 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:06,196 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470195864] [2022-03-03 18:09:06,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:06,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:06,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:06,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:06,812 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:06,812 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470195864] [2022-03-03 18:09:06,812 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470195864] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:06,812 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:06,812 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:06,813 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557538348] [2022-03-03 18:09:06,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:06,813 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:06,813 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:06,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:06,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:06,814 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) [2022-03-03 18:09:08,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:08,744 INFO L93 Difference]: Finished difference Result 8067 states and 21813 transitions. [2022-03-03 18:09:08,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:08,745 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 [2022-03-03 18:09:08,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:08,758 INFO L225 Difference]: With dead ends: 8067 [2022-03-03 18:09:08,758 INFO L226 Difference]: Without dead ends: 8067 [2022-03-03 18:09:08,759 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:08,759 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1345 mSDsluCounter, 2064 mSDsCounter, 0 mSdLazyCounter, 1842 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1345 SdHoareTripleChecker+Valid, 2380 SdHoareTripleChecker+Invalid, 1971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:08,759 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1345 Valid, 2380 Invalid, 1971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1842 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:09:08,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-03-03 18:09:08,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6342. [2022-03-03 18:09:08,851 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) [2022-03-03 18:09:08,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6342 states to 6342 states and 17431 transitions. [2022-03-03 18:09:08,864 INFO L78 Accepts]: Start accepts. Automaton has 6342 states and 17431 transitions. Word has length 98 [2022-03-03 18:09:08,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:08,864 INFO L470 AbstractCegarLoop]: Abstraction has 6342 states and 17431 transitions. [2022-03-03 18:09:08,864 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) [2022-03-03 18:09:08,864 INFO L276 IsEmpty]: Start isEmpty. Operand 6342 states and 17431 transitions. [2022-03-03 18:09:08,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:08,869 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:08,870 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:08,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-03 18:09:08,870 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)] === [2022-03-03 18:09:08,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:08,870 INFO L85 PathProgramCache]: Analyzing trace with hash 1814571848, now seen corresponding path program 21 times [2022-03-03 18:09:08,870 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:08,870 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073248116] [2022-03-03 18:09:08,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:08,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:08,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:09,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:09,549 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:09,549 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073248116] [2022-03-03 18:09:09,549 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073248116] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:09,549 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:09,549 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:09,549 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801487988] [2022-03-03 18:09:09,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:09,549 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:09,550 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:09,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:09,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:09,550 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) [2022-03-03 18:09:11,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:11,188 INFO L93 Difference]: Finished difference Result 8011 states and 21691 transitions. [2022-03-03 18:09:11,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:11,188 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 [2022-03-03 18:09:11,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:11,200 INFO L225 Difference]: With dead ends: 8011 [2022-03-03 18:09:11,200 INFO L226 Difference]: Without dead ends: 8011 [2022-03-03 18:09:11,201 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:11,201 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1249 mSDsluCounter, 1539 mSDsCounter, 0 mSdLazyCounter, 1382 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1249 SdHoareTripleChecker+Valid, 1863 SdHoareTripleChecker+Invalid, 1513 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:11,201 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1249 Valid, 1863 Invalid, 1513 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1382 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:09:11,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8011 states. [2022-03-03 18:09:11,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8011 to 6300. [2022-03-03 18:09:11,286 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) [2022-03-03 18:09:11,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6300 states to 6300 states and 17308 transitions. [2022-03-03 18:09:11,297 INFO L78 Accepts]: Start accepts. Automaton has 6300 states and 17308 transitions. Word has length 98 [2022-03-03 18:09:11,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:11,297 INFO L470 AbstractCegarLoop]: Abstraction has 6300 states and 17308 transitions. [2022-03-03 18:09:11,297 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) [2022-03-03 18:09:11,297 INFO L276 IsEmpty]: Start isEmpty. Operand 6300 states and 17308 transitions. [2022-03-03 18:09:11,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:11,303 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:11,303 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:11,303 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-03 18:09:11,303 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)] === [2022-03-03 18:09:11,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:11,304 INFO L85 PathProgramCache]: Analyzing trace with hash 1936868808, now seen corresponding path program 22 times [2022-03-03 18:09:11,304 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:11,304 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816391221] [2022-03-03 18:09:11,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:11,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:11,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:11,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:11,799 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:11,799 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816391221] [2022-03-03 18:09:11,799 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1816391221] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:11,799 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:11,799 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:11,799 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734527638] [2022-03-03 18:09:11,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:11,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:11,799 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:11,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:11,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:11,800 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) [2022-03-03 18:09:13,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:13,258 INFO L93 Difference]: Finished difference Result 7395 states and 19887 transitions. [2022-03-03 18:09:13,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:09:13,258 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 [2022-03-03 18:09:13,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:13,270 INFO L225 Difference]: With dead ends: 7395 [2022-03-03 18:09:13,270 INFO L226 Difference]: Without dead ends: 7395 [2022-03-03 18:09:13,270 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=285, Invalid=645, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:09:13,271 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1247 mSDsluCounter, 1476 mSDsCounter, 0 mSdLazyCounter, 1301 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1247 SdHoareTripleChecker+Valid, 1764 SdHoareTripleChecker+Invalid, 1453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:13,271 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1247 Valid, 1764 Invalid, 1453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1301 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:09:13,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7395 states. [2022-03-03 18:09:13,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7395 to 6328. [2022-03-03 18:09:13,355 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) [2022-03-03 18:09:13,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-03 18:09:13,366 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-03 18:09:13,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:13,366 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-03 18:09:13,366 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) [2022-03-03 18:09:13,366 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-03 18:09:13,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:13,373 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:13,374 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:13,374 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-03 18:09:13,374 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)] === [2022-03-03 18:09:13,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:13,374 INFO L85 PathProgramCache]: Analyzing trace with hash -1093652914, now seen corresponding path program 23 times [2022-03-03 18:09:13,374 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:13,375 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090658415] [2022-03-03 18:09:13,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:13,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:13,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:13,877 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:13,877 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090658415] [2022-03-03 18:09:13,878 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090658415] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:13,878 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:13,878 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:13,878 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619555449] [2022-03-03 18:09:13,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:13,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:13,878 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:13,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:13,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:13,879 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) [2022-03-03 18:09:15,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:15,261 INFO L93 Difference]: Finished difference Result 7703 states and 20733 transitions. [2022-03-03 18:09:15,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:09:15,262 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 [2022-03-03 18:09:15,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:15,274 INFO L225 Difference]: With dead ends: 7703 [2022-03-03 18:09:15,275 INFO L226 Difference]: Without dead ends: 7703 [2022-03-03 18:09:15,275 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:09:15,275 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1364 mSDsluCounter, 1260 mSDsCounter, 0 mSdLazyCounter, 1185 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1364 SdHoareTripleChecker+Valid, 1565 SdHoareTripleChecker+Invalid, 1311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:15,276 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1364 Valid, 1565 Invalid, 1311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1185 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:09:15,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7703 states. [2022-03-03 18:09:15,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7703 to 6356. [2022-03-03 18:09:15,365 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) [2022-03-03 18:09:15,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-03 18:09:15,377 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-03 18:09:15,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:15,377 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-03 18:09:15,377 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) [2022-03-03 18:09:15,377 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-03 18:09:15,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:15,384 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:15,384 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:15,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-03 18:09:15,384 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)] === [2022-03-03 18:09:15,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:15,385 INFO L85 PathProgramCache]: Analyzing trace with hash -310893072, now seen corresponding path program 24 times [2022-03-03 18:09:15,385 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:15,385 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300600042] [2022-03-03 18:09:15,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:15,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:15,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:15,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:15,880 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:15,880 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300600042] [2022-03-03 18:09:15,880 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300600042] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:15,880 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:15,880 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:15,880 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088359087] [2022-03-03 18:09:15,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:15,880 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:15,880 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:15,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:15,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:15,881 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) [2022-03-03 18:09:17,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:17,678 INFO L93 Difference]: Finished difference Result 7647 states and 20583 transitions. [2022-03-03 18:09:17,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:09:17,679 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 [2022-03-03 18:09:17,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:17,692 INFO L225 Difference]: With dead ends: 7647 [2022-03-03 18:09:17,693 INFO L226 Difference]: Without dead ends: 7647 [2022-03-03 18:09:17,693 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:09:17,693 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1357 mSDsluCounter, 1787 mSDsCounter, 0 mSdLazyCounter, 1610 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1357 SdHoareTripleChecker+Valid, 2095 SdHoareTripleChecker+Invalid, 1735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:17,694 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1357 Valid, 2095 Invalid, 1735 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1610 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:09:17,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7647 states. [2022-03-03 18:09:17,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7647 to 6370. [2022-03-03 18:09:17,781 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) [2022-03-03 18:09:17,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6370 states to 6370 states and 17513 transitions. [2022-03-03 18:09:17,790 INFO L78 Accepts]: Start accepts. Automaton has 6370 states and 17513 transitions. Word has length 98 [2022-03-03 18:09:17,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:17,790 INFO L470 AbstractCegarLoop]: Abstraction has 6370 states and 17513 transitions. [2022-03-03 18:09:17,791 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) [2022-03-03 18:09:17,791 INFO L276 IsEmpty]: Start isEmpty. Operand 6370 states and 17513 transitions. [2022-03-03 18:09:17,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:17,795 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:17,795 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:17,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-03 18:09:17,796 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)] === [2022-03-03 18:09:17,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:17,796 INFO L85 PathProgramCache]: Analyzing trace with hash 298630788, now seen corresponding path program 25 times [2022-03-03 18:09:17,796 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:17,796 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072470458] [2022-03-03 18:09:17,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:17,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:17,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:18,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:18,284 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:18,284 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072470458] [2022-03-03 18:09:18,284 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072470458] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:18,284 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:18,284 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:18,284 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966770888] [2022-03-03 18:09:18,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:18,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:18,285 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:18,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:18,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:18,285 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) [2022-03-03 18:09:20,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:20,349 INFO L93 Difference]: Finished difference Result 7577 states and 20420 transitions. [2022-03-03 18:09:20,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:20,349 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 [2022-03-03 18:09:20,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:20,360 INFO L225 Difference]: With dead ends: 7577 [2022-03-03 18:09:20,361 INFO L226 Difference]: Without dead ends: 7577 [2022-03-03 18:09:20,361 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:20,362 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 1044 mSDsluCounter, 2278 mSDsCounter, 0 mSdLazyCounter, 1994 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1044 SdHoareTripleChecker+Valid, 2590 SdHoareTripleChecker+Invalid, 2087 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 1994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:20,362 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1044 Valid, 2590 Invalid, 2087 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 1994 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:09:20,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7577 states. [2022-03-03 18:09:20,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7577 to 6328. [2022-03-03 18:09:20,440 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) [2022-03-03 18:09:20,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-03 18:09:20,451 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-03 18:09:20,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:20,451 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-03 18:09:20,451 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) [2022-03-03 18:09:20,451 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-03 18:09:20,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:20,456 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:20,456 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:20,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-03 18:09:20,456 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)] === [2022-03-03 18:09:20,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:20,457 INFO L85 PathProgramCache]: Analyzing trace with hash -1580869072, now seen corresponding path program 26 times [2022-03-03 18:09:20,457 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:20,457 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884095345] [2022-03-03 18:09:20,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:20,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:20,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:20,900 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:20,900 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884095345] [2022-03-03 18:09:20,900 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884095345] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:20,900 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:20,900 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:20,900 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969086701] [2022-03-03 18:09:20,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:20,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:20,900 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:20,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:20,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:20,901 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) [2022-03-03 18:09:22,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:22,425 INFO L93 Difference]: Finished difference Result 7675 states and 20651 transitions. [2022-03-03 18:09:22,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:09:22,425 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 [2022-03-03 18:09:22,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:22,437 INFO L225 Difference]: With dead ends: 7675 [2022-03-03 18:09:22,437 INFO L226 Difference]: Without dead ends: 7675 [2022-03-03 18:09:22,437 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=301, Invalid=691, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:09:22,438 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1141 mSDsluCounter, 1669 mSDsCounter, 0 mSdLazyCounter, 1475 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1141 SdHoareTripleChecker+Valid, 1967 SdHoareTripleChecker+Invalid, 1574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:22,438 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1141 Valid, 1967 Invalid, 1574 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1475 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:09:22,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7675 states. [2022-03-03 18:09:22,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7675 to 6412. [2022-03-03 18:09:22,523 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) [2022-03-03 18:09:22,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-03-03 18:09:22,534 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-03-03 18:09:22,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:22,534 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-03-03 18:09:22,534 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) [2022-03-03 18:09:22,534 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-03-03 18:09:22,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:22,539 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:22,540 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:22,540 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-03 18:09:22,540 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)] === [2022-03-03 18:09:22,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:22,540 INFO L85 PathProgramCache]: Analyzing trace with hash -724373126, now seen corresponding path program 27 times [2022-03-03 18:09:22,540 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:22,540 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016814908] [2022-03-03 18:09:22,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:22,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:22,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:23,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:23,003 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:23,003 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016814908] [2022-03-03 18:09:23,003 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016814908] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:23,003 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:23,003 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:23,004 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60397910] [2022-03-03 18:09:23,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:23,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:23,004 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:23,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:23,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:23,004 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) [2022-03-03 18:09:24,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:24,494 INFO L93 Difference]: Finished difference Result 7899 states and 21265 transitions. [2022-03-03 18:09:24,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:09:24,494 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 [2022-03-03 18:09:24,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:24,506 INFO L225 Difference]: With dead ends: 7899 [2022-03-03 18:09:24,506 INFO L226 Difference]: Without dead ends: 7899 [2022-03-03 18:09:24,507 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:09:24,507 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1182 mSDsluCounter, 1655 mSDsCounter, 0 mSdLazyCounter, 1480 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1182 SdHoareTripleChecker+Valid, 1959 SdHoareTripleChecker+Invalid, 1579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:24,507 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1182 Valid, 1959 Invalid, 1579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1480 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:09:24,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7899 states. [2022-03-03 18:09:24,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7899 to 6426. [2022-03-03 18:09:24,595 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) [2022-03-03 18:09:24,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6426 states to 6426 states and 17677 transitions. [2022-03-03 18:09:24,607 INFO L78 Accepts]: Start accepts. Automaton has 6426 states and 17677 transitions. Word has length 98 [2022-03-03 18:09:24,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:24,607 INFO L470 AbstractCegarLoop]: Abstraction has 6426 states and 17677 transitions. [2022-03-03 18:09:24,608 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) [2022-03-03 18:09:24,608 INFO L276 IsEmpty]: Start isEmpty. Operand 6426 states and 17677 transitions. [2022-03-03 18:09:24,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:24,613 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:24,613 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:24,613 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-03 18:09:24,614 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)] === [2022-03-03 18:09:24,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:24,614 INFO L85 PathProgramCache]: Analyzing trace with hash -114849266, now seen corresponding path program 28 times [2022-03-03 18:09:24,614 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:24,614 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851321317] [2022-03-03 18:09:24,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:24,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:24,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:25,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:25,189 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:25,189 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851321317] [2022-03-03 18:09:25,189 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851321317] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:25,189 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:25,189 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:25,190 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535532309] [2022-03-03 18:09:25,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:25,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:25,190 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:25,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:25,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:25,191 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) [2022-03-03 18:09:26,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:26,992 INFO L93 Difference]: Finished difference Result 7829 states and 21102 transitions. [2022-03-03 18:09:26,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:26,993 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 [2022-03-03 18:09:26,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:27,005 INFO L225 Difference]: With dead ends: 7829 [2022-03-03 18:09:27,005 INFO L226 Difference]: Without dead ends: 7829 [2022-03-03 18:09:27,006 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:27,006 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1033 mSDsluCounter, 1892 mSDsCounter, 0 mSdLazyCounter, 1645 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1033 SdHoareTripleChecker+Valid, 2203 SdHoareTripleChecker+Invalid, 1747 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 1645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:27,006 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1033 Valid, 2203 Invalid, 1747 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 1645 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:09:27,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7829 states. [2022-03-03 18:09:27,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7829 to 6384. [2022-03-03 18:09:27,093 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) [2022-03-03 18:09:27,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6384 states to 6384 states and 17554 transitions. [2022-03-03 18:09:27,104 INFO L78 Accepts]: Start accepts. Automaton has 6384 states and 17554 transitions. Word has length 98 [2022-03-03 18:09:27,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:27,104 INFO L470 AbstractCegarLoop]: Abstraction has 6384 states and 17554 transitions. [2022-03-03 18:09:27,104 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) [2022-03-03 18:09:27,104 INFO L276 IsEmpty]: Start isEmpty. Operand 6384 states and 17554 transitions. [2022-03-03 18:09:27,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:27,109 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:27,109 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:27,109 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-03 18:09:27,109 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)] === [2022-03-03 18:09:27,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:27,110 INFO L85 PathProgramCache]: Analyzing trace with hash 1435998264, now seen corresponding path program 29 times [2022-03-03 18:09:27,110 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:27,110 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139282176] [2022-03-03 18:09:27,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:27,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:27,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:27,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:27,594 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:27,595 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139282176] [2022-03-03 18:09:27,595 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139282176] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:27,595 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:27,595 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:27,595 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712822609] [2022-03-03 18:09:27,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:27,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:27,595 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:27,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:27,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:27,596 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) [2022-03-03 18:09:29,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:29,077 INFO L93 Difference]: Finished difference Result 7983 states and 21511 transitions. [2022-03-03 18:09:29,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:09:29,078 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 [2022-03-03 18:09:29,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:29,090 INFO L225 Difference]: With dead ends: 7983 [2022-03-03 18:09:29,091 INFO L226 Difference]: Without dead ends: 7983 [2022-03-03 18:09:29,091 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:09:29,091 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1461 mSDsluCounter, 1434 mSDsCounter, 0 mSdLazyCounter, 1365 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1461 SdHoareTripleChecker+Valid, 1741 SdHoareTripleChecker+Invalid, 1465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 1365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:29,092 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1461 Valid, 1741 Invalid, 1465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 1365 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:09:29,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7983 states. [2022-03-03 18:09:29,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7983 to 6412. [2022-03-03 18:09:29,181 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) [2022-03-03 18:09:29,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-03-03 18:09:29,193 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-03-03 18:09:29,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:29,193 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-03-03 18:09:29,193 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) [2022-03-03 18:09:29,193 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-03-03 18:09:29,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:29,198 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:29,199 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:29,199 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-03 18:09:29,199 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)] === [2022-03-03 18:09:29,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:29,199 INFO L85 PathProgramCache]: Analyzing trace with hash 2045522124, now seen corresponding path program 30 times [2022-03-03 18:09:29,199 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:29,199 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243411975] [2022-03-03 18:09:29,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:29,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:29,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:29,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:29,703 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:29,703 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243411975] [2022-03-03 18:09:29,703 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1243411975] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:29,703 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:29,703 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:29,703 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569322236] [2022-03-03 18:09:29,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:29,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:29,704 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:29,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:29,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:29,704 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) [2022-03-03 18:09:31,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:31,515 INFO L93 Difference]: Finished difference Result 8123 states and 21921 transitions. [2022-03-03 18:09:31,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:31,516 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 [2022-03-03 18:09:31,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:31,530 INFO L225 Difference]: With dead ends: 8123 [2022-03-03 18:09:31,531 INFO L226 Difference]: Without dead ends: 8123 [2022-03-03 18:09:31,531 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:31,531 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1030 mSDsluCounter, 1981 mSDsCounter, 0 mSdLazyCounter, 1734 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1030 SdHoareTripleChecker+Valid, 2292 SdHoareTripleChecker+Invalid, 1837 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 1734 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:31,531 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1030 Valid, 2292 Invalid, 1837 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 1734 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:09:31,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8123 states. [2022-03-03 18:09:31,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8123 to 6398. [2022-03-03 18:09:31,623 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) [2022-03-03 18:09:31,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-03-03 18:09:31,636 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-03-03 18:09:31,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:31,636 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-03-03 18:09:31,636 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) [2022-03-03 18:09:31,636 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-03-03 18:09:31,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:31,642 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:31,642 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:31,642 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-03 18:09:31,642 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)] === [2022-03-03 18:09:31,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:31,642 INFO L85 PathProgramCache]: Analyzing trace with hash 1172970736, now seen corresponding path program 31 times [2022-03-03 18:09:31,642 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:31,643 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747390458] [2022-03-03 18:09:31,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:31,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:31,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:32,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:32,213 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:32,213 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747390458] [2022-03-03 18:09:32,214 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747390458] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:32,214 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:32,214 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:32,214 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805475081] [2022-03-03 18:09:32,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:32,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:32,214 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:32,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:32,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:32,215 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) [2022-03-03 18:09:34,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:34,158 INFO L93 Difference]: Finished difference Result 7983 states and 21553 transitions. [2022-03-03 18:09:34,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:34,159 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 [2022-03-03 18:09:34,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:34,171 INFO L225 Difference]: With dead ends: 7983 [2022-03-03 18:09:34,171 INFO L226 Difference]: Without dead ends: 7983 [2022-03-03 18:09:34,172 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:34,172 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1171 mSDsluCounter, 2038 mSDsCounter, 0 mSdLazyCounter, 1895 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1171 SdHoareTripleChecker+Valid, 2347 SdHoareTripleChecker+Invalid, 2000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:34,172 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1171 Valid, 2347 Invalid, 2000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1895 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:09:34,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7983 states. [2022-03-03 18:09:34,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7983 to 6356. [2022-03-03 18:09:34,259 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) [2022-03-03 18:09:34,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-03 18:09:34,271 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-03 18:09:34,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:34,271 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-03 18:09:34,271 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) [2022-03-03 18:09:34,271 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-03 18:09:34,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:34,276 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:34,277 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:34,277 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-03 18:09:34,277 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)] === [2022-03-03 18:09:34,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:34,277 INFO L85 PathProgramCache]: Analyzing trace with hash 984257434, now seen corresponding path program 32 times [2022-03-03 18:09:34,277 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:34,277 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993841076] [2022-03-03 18:09:34,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:34,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:34,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:34,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:34,701 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:34,701 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993841076] [2022-03-03 18:09:34,702 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993841076] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:34,702 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:34,702 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:34,702 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234689616] [2022-03-03 18:09:34,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:34,702 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:34,702 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:34,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:34,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:34,703 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) [2022-03-03 18:09:36,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:36,180 INFO L93 Difference]: Finished difference Result 7563 states and 20337 transitions. [2022-03-03 18:09:36,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:09:36,180 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 [2022-03-03 18:09:36,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:36,198 INFO L225 Difference]: With dead ends: 7563 [2022-03-03 18:09:36,198 INFO L226 Difference]: Without dead ends: 7563 [2022-03-03 18:09:36,199 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:09:36,199 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1026 mSDsluCounter, 1603 mSDsCounter, 0 mSdLazyCounter, 1410 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1026 SdHoareTripleChecker+Valid, 1909 SdHoareTripleChecker+Invalid, 1507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 1410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:36,199 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1026 Valid, 1909 Invalid, 1507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1410 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:09:36,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7563 states. [2022-03-03 18:09:36,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7563 to 6398. [2022-03-03 18:09:36,337 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) [2022-03-03 18:09:36,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-03-03 18:09:36,348 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-03-03 18:09:36,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:36,349 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-03-03 18:09:36,349 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) [2022-03-03 18:09:36,349 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-03-03 18:09:36,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:36,353 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:36,354 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:36,354 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-03 18:09:36,354 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)] === [2022-03-03 18:09:36,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:36,355 INFO L85 PathProgramCache]: Analyzing trace with hash 1593781294, now seen corresponding path program 33 times [2022-03-03 18:09:36,355 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:36,355 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938424412] [2022-03-03 18:09:36,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:36,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:36,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:36,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:36,835 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:36,835 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938424412] [2022-03-03 18:09:36,835 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938424412] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:36,835 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:36,835 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:36,835 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477304687] [2022-03-03 18:09:36,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:36,836 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:36,836 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:36,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:36,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:36,837 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) [2022-03-03 18:09:38,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:38,385 INFO L93 Difference]: Finished difference Result 7703 states and 20747 transitions. [2022-03-03 18:09:38,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:38,387 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 [2022-03-03 18:09:38,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:38,399 INFO L225 Difference]: With dead ends: 7703 [2022-03-03 18:09:38,399 INFO L226 Difference]: Without dead ends: 7703 [2022-03-03 18:09:38,400 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:38,400 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1174 mSDsluCounter, 1522 mSDsCounter, 0 mSdLazyCounter, 1420 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1174 SdHoareTripleChecker+Valid, 1837 SdHoareTripleChecker+Invalid, 1521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 1420 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:38,400 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1174 Valid, 1837 Invalid, 1521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 1420 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:09:38,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7703 states. [2022-03-03 18:09:38,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7703 to 6384. [2022-03-03 18:09:38,489 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) [2022-03-03 18:09:38,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6384 states to 6384 states and 17554 transitions. [2022-03-03 18:09:38,502 INFO L78 Accepts]: Start accepts. Automaton has 6384 states and 17554 transitions. Word has length 98 [2022-03-03 18:09:38,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:38,502 INFO L470 AbstractCegarLoop]: Abstraction has 6384 states and 17554 transitions. [2022-03-03 18:09:38,502 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) [2022-03-03 18:09:38,502 INFO L276 IsEmpty]: Start isEmpty. Operand 6384 states and 17554 transitions. [2022-03-03 18:09:38,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:38,507 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:38,507 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:38,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-03 18:09:38,507 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)] === [2022-03-03 18:09:38,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:38,508 INFO L85 PathProgramCache]: Analyzing trace with hash 721229906, now seen corresponding path program 34 times [2022-03-03 18:09:38,508 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:38,508 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210118521] [2022-03-03 18:09:38,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:38,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:38,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:39,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:39,050 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:39,050 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210118521] [2022-03-03 18:09:39,050 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210118521] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:39,050 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:39,050 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:39,050 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353789895] [2022-03-03 18:09:39,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:39,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:39,050 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:39,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:39,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:39,051 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) [2022-03-03 18:09:40,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:40,649 INFO L93 Difference]: Finished difference Result 7843 states and 21157 transitions. [2022-03-03 18:09:40,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:40,649 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 [2022-03-03 18:09:40,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:40,662 INFO L225 Difference]: With dead ends: 7843 [2022-03-03 18:09:40,662 INFO L226 Difference]: Without dead ends: 7843 [2022-03-03 18:09:40,663 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:40,663 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1185 mSDsluCounter, 1367 mSDsCounter, 0 mSdLazyCounter, 1318 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1185 SdHoareTripleChecker+Valid, 1685 SdHoareTripleChecker+Invalid, 1428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 1318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:40,663 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1185 Valid, 1685 Invalid, 1428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1318 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:09:40,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7843 states. [2022-03-03 18:09:40,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7843 to 6370. [2022-03-03 18:09:40,763 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) [2022-03-03 18:09:40,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6370 states to 6370 states and 17513 transitions. [2022-03-03 18:09:40,776 INFO L78 Accepts]: Start accepts. Automaton has 6370 states and 17513 transitions. Word has length 98 [2022-03-03 18:09:40,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:40,776 INFO L470 AbstractCegarLoop]: Abstraction has 6370 states and 17513 transitions. [2022-03-03 18:09:40,776 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) [2022-03-03 18:09:40,776 INFO L276 IsEmpty]: Start isEmpty. Operand 6370 states and 17513 transitions. [2022-03-03 18:09:40,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:40,781 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:40,782 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:40,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-03 18:09:40,782 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)] === [2022-03-03 18:09:40,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:40,782 INFO L85 PathProgramCache]: Analyzing trace with hash 1023515780, now seen corresponding path program 35 times [2022-03-03 18:09:40,782 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:40,783 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380404373] [2022-03-03 18:09:40,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:40,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:41,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:41,425 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:41,425 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380404373] [2022-03-03 18:09:41,425 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380404373] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:41,425 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:41,426 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:41,426 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624221142] [2022-03-03 18:09:41,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:41,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:41,426 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:41,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:41,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:41,427 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) [2022-03-03 18:09:43,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:43,605 INFO L93 Difference]: Finished difference Result 7605 states and 20502 transitions. [2022-03-03 18:09:43,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:43,605 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 [2022-03-03 18:09:43,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:43,616 INFO L225 Difference]: With dead ends: 7605 [2022-03-03 18:09:43,616 INFO L226 Difference]: Without dead ends: 7605 [2022-03-03 18:09:43,617 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:43,617 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1157 mSDsluCounter, 2318 mSDsCounter, 0 mSdLazyCounter, 2156 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1157 SdHoareTripleChecker+Valid, 2620 SdHoareTripleChecker+Invalid, 2259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 2156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:43,617 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1157 Valid, 2620 Invalid, 2259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 2156 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:09:43,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7605 states. [2022-03-03 18:09:43,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7605 to 6328. [2022-03-03 18:09:43,694 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) [2022-03-03 18:09:43,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-03 18:09:43,706 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-03 18:09:43,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:43,706 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-03 18:09:43,706 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) [2022-03-03 18:09:43,707 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-03 18:09:43,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:43,712 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:43,712 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:43,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-03 18:09:43,712 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)] === [2022-03-03 18:09:43,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:43,713 INFO L85 PathProgramCache]: Analyzing trace with hash -1136922330, now seen corresponding path program 1 times [2022-03-03 18:09:43,713 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:43,713 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886714968] [2022-03-03 18:09:43,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:43,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:44,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:44,545 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:44,545 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886714968] [2022-03-03 18:09:44,545 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886714968] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:44,545 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:44,545 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:44,545 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321731903] [2022-03-03 18:09:44,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:44,545 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:44,545 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:44,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:44,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:44,546 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) [2022-03-03 18:09:46,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:46,466 INFO L93 Difference]: Finished difference Result 7119 states and 19207 transitions. [2022-03-03 18:09:46,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:46,466 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 [2022-03-03 18:09:46,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:46,475 INFO L225 Difference]: With dead ends: 7119 [2022-03-03 18:09:46,475 INFO L226 Difference]: Without dead ends: 7119 [2022-03-03 18:09:46,476 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=333, Invalid=789, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:46,476 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 1574 mSDsluCounter, 2439 mSDsCounter, 0 mSdLazyCounter, 1955 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1574 SdHoareTripleChecker+Valid, 2735 SdHoareTripleChecker+Invalid, 2038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:46,476 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1574 Valid, 2735 Invalid, 2038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1955 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:09:46,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7119 states. [2022-03-03 18:09:46,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7119 to 6580. [2022-03-03 18:09:46,562 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) [2022-03-03 18:09:46,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6580 states to 6580 states and 18134 transitions. [2022-03-03 18:09:46,576 INFO L78 Accepts]: Start accepts. Automaton has 6580 states and 18134 transitions. Word has length 98 [2022-03-03 18:09:46,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:46,576 INFO L470 AbstractCegarLoop]: Abstraction has 6580 states and 18134 transitions. [2022-03-03 18:09:46,576 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) [2022-03-03 18:09:46,576 INFO L276 IsEmpty]: Start isEmpty. Operand 6580 states and 18134 transitions. [2022-03-03 18:09:46,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:46,581 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:46,582 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:46,582 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-03 18:09:46,582 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)] === [2022-03-03 18:09:46,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:46,582 INFO L85 PathProgramCache]: Analyzing trace with hash 811288614, now seen corresponding path program 2 times [2022-03-03 18:09:46,582 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:46,582 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580891132] [2022-03-03 18:09:46,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:46,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:46,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:47,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:47,056 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:47,056 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580891132] [2022-03-03 18:09:47,056 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580891132] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:47,056 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:47,057 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:47,057 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969242500] [2022-03-03 18:09:47,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:47,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:47,057 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:47,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:47,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:47,058 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) [2022-03-03 18:09:48,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:48,566 INFO L93 Difference]: Finished difference Result 7671 states and 20696 transitions. [2022-03-03 18:09:48,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:09:48,566 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 [2022-03-03 18:09:48,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:48,578 INFO L225 Difference]: With dead ends: 7671 [2022-03-03 18:09:48,578 INFO L226 Difference]: Without dead ends: 7671 [2022-03-03 18:09:48,578 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:09:48,579 INFO L933 BasicCegarLoop]: 403 mSDtfsCounter, 1678 mSDsluCounter, 1761 mSDsCounter, 0 mSdLazyCounter, 1504 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1678 SdHoareTripleChecker+Valid, 2081 SdHoareTripleChecker+Invalid, 1685 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1504 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:48,579 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1678 Valid, 2081 Invalid, 1685 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1504 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:09:48,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7671 states. [2022-03-03 18:09:48,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7671 to 6664. [2022-03-03 18:09:48,668 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) [2022-03-03 18:09:48,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-03 18:09:48,681 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-03 18:09:48,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:48,681 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-03 18:09:48,681 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) [2022-03-03 18:09:48,681 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-03 18:09:48,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:48,686 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:48,686 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:48,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-03 18:09:48,686 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)] === [2022-03-03 18:09:48,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:48,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1864102554, now seen corresponding path program 3 times [2022-03-03 18:09:48,687 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:48,687 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687032424] [2022-03-03 18:09:48,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:48,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:49,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:49,212 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:49,212 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687032424] [2022-03-03 18:09:49,212 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687032424] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:49,212 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:49,212 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:49,213 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360709572] [2022-03-03 18:09:49,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:49,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:49,213 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:49,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:49,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:49,213 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) [2022-03-03 18:09:50,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:50,866 INFO L93 Difference]: Finished difference Result 7853 states and 21232 transitions. [2022-03-03 18:09:50,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:50,867 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 [2022-03-03 18:09:50,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:50,878 INFO L225 Difference]: With dead ends: 7853 [2022-03-03 18:09:50,878 INFO L226 Difference]: Without dead ends: 7853 [2022-03-03 18:09:50,879 INFO L932 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 [2022-03-03 18:09:50,879 INFO L933 BasicCegarLoop]: 414 mSDtfsCounter, 1369 mSDsluCounter, 1943 mSDsCounter, 0 mSdLazyCounter, 1618 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1369 SdHoareTripleChecker+Valid, 2272 SdHoareTripleChecker+Invalid, 1742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:50,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1369 Valid, 2272 Invalid, 1742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1618 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:09:50,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7853 states. [2022-03-03 18:09:50,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7853 to 6664. [2022-03-03 18:09:50,960 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) [2022-03-03 18:09:50,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-03 18:09:50,972 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-03 18:09:50,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:50,972 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-03 18:09:50,972 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) [2022-03-03 18:09:50,972 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-03 18:09:50,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:50,978 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:50,978 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:50,978 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-03 18:09:50,978 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)] === [2022-03-03 18:09:50,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:50,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1848641758, now seen corresponding path program 4 times [2022-03-03 18:09:50,979 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:50,979 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830322472] [2022-03-03 18:09:50,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:50,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:51,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:51,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:51,631 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:51,631 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830322472] [2022-03-03 18:09:51,631 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830322472] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:51,631 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:51,631 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:51,632 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316751658] [2022-03-03 18:09:51,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:51,632 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:51,632 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:51,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:51,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:51,632 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) [2022-03-03 18:09:53,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:53,311 INFO L93 Difference]: Finished difference Result 8035 states and 21768 transitions. [2022-03-03 18:09:53,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:53,312 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 [2022-03-03 18:09:53,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:53,324 INFO L225 Difference]: With dead ends: 8035 [2022-03-03 18:09:53,324 INFO L226 Difference]: Without dead ends: 8035 [2022-03-03 18:09:53,324 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=335, Invalid=787, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:53,324 INFO L933 BasicCegarLoop]: 408 mSDtfsCounter, 1507 mSDsluCounter, 1835 mSDsCounter, 0 mSdLazyCounter, 1616 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1507 SdHoareTripleChecker+Valid, 2170 SdHoareTripleChecker+Invalid, 1718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 1616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:53,325 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1507 Valid, 2170 Invalid, 1718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 1616 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:09:53,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8035 states. [2022-03-03 18:09:53,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8035 to 6664. [2022-03-03 18:09:53,409 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) [2022-03-03 18:09:53,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-03 18:09:53,421 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-03 18:09:53,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:53,421 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-03 18:09:53,421 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) [2022-03-03 18:09:53,421 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-03 18:09:53,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:53,426 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:53,426 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:53,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-03 18:09:53,426 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)] === [2022-03-03 18:09:53,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:53,427 INFO L85 PathProgramCache]: Analyzing trace with hash -1344035088, now seen corresponding path program 5 times [2022-03-03 18:09:53,427 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:53,427 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351536998] [2022-03-03 18:09:53,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:53,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:53,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:54,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:54,155 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:54,155 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351536998] [2022-03-03 18:09:54,155 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351536998] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:54,155 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:54,155 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:54,155 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626867012] [2022-03-03 18:09:54,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:54,155 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:54,156 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:54,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:54,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:54,156 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) [2022-03-03 18:09:55,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:55,817 INFO L93 Difference]: Finished difference Result 7965 states and 21560 transitions. [2022-03-03 18:09:55,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:55,817 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 [2022-03-03 18:09:55,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:55,828 INFO L225 Difference]: With dead ends: 7965 [2022-03-03 18:09:55,828 INFO L226 Difference]: Without dead ends: 7965 [2022-03-03 18:09:55,828 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:55,829 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 1421 mSDsluCounter, 1750 mSDsCounter, 0 mSdLazyCounter, 1546 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1421 SdHoareTripleChecker+Valid, 2085 SdHoareTripleChecker+Invalid, 1651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:55,829 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1421 Valid, 2085 Invalid, 1651 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1546 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:09:55,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7965 states. [2022-03-03 18:09:55,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7965 to 6664. [2022-03-03 18:09:55,911 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) [2022-03-03 18:09:55,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-03 18:09:55,923 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-03 18:09:55,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:55,923 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-03 18:09:55,923 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) [2022-03-03 18:09:55,923 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-03 18:09:55,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:55,928 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:55,928 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:55,928 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-03 18:09:55,928 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)] === [2022-03-03 18:09:55,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:55,929 INFO L85 PathProgramCache]: Analyzing trace with hash 1702861632, now seen corresponding path program 6 times [2022-03-03 18:09:55,929 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:55,929 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798502419] [2022-03-03 18:09:55,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:55,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:55,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:56,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:56,418 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:56,418 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798502419] [2022-03-03 18:09:56,418 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798502419] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:56,418 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:56,418 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:56,418 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626026458] [2022-03-03 18:09:56,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:56,419 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:56,419 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:56,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:56,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:56,419 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) [2022-03-03 18:09:58,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:58,009 INFO L93 Difference]: Finished difference Result 7969 states and 21551 transitions. [2022-03-03 18:09:58,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:09:58,009 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 [2022-03-03 18:09:58,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:58,021 INFO L225 Difference]: With dead ends: 7969 [2022-03-03 18:09:58,021 INFO L226 Difference]: Without dead ends: 7969 [2022-03-03 18:09:58,022 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:09:58,022 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 1207 mSDsluCounter, 1854 mSDsCounter, 0 mSdLazyCounter, 1599 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1207 SdHoareTripleChecker+Valid, 2167 SdHoareTripleChecker+Invalid, 1670 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 1599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:58,023 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1207 Valid, 2167 Invalid, 1670 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 1599 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:09:58,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7969 states. [2022-03-03 18:09:58,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7969 to 6832. [2022-03-03 18:09:58,114 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) [2022-03-03 18:09:58,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-03 18:09:58,127 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-03 18:09:58,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:58,127 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-03 18:09:58,127 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) [2022-03-03 18:09:58,127 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-03 18:09:58,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:58,133 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:58,133 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:58,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-03-03 18:09:58,133 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)] === [2022-03-03 18:09:58,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:58,133 INFO L85 PathProgramCache]: Analyzing trace with hash -878519126, now seen corresponding path program 7 times [2022-03-03 18:09:58,133 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:58,133 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049064424] [2022-03-03 18:09:58,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:58,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:58,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:58,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:58,527 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:58,527 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049064424] [2022-03-03 18:09:58,527 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049064424] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:58,527 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:58,527 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:58,527 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569002521] [2022-03-03 18:09:58,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:58,528 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:58,528 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:58,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:58,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:58,528 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) [2022-03-03 18:10:00,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:00,382 INFO L93 Difference]: Finished difference Result 8303 states and 22462 transitions. [2022-03-03 18:10:00,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:10:00,382 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 [2022-03-03 18:10:00,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:00,395 INFO L225 Difference]: With dead ends: 8303 [2022-03-03 18:10:00,395 INFO L226 Difference]: Without dead ends: 8303 [2022-03-03 18:10:00,396 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:10:00,396 INFO L933 BasicCegarLoop]: 380 mSDtfsCounter, 1345 mSDsluCounter, 2273 mSDsCounter, 0 mSdLazyCounter, 1997 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1345 SdHoareTripleChecker+Valid, 2575 SdHoareTripleChecker+Invalid, 2122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1997 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:00,396 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1345 Valid, 2575 Invalid, 2122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1997 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:10:00,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8303 states. [2022-03-03 18:10:00,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8303 to 6853. [2022-03-03 18:10:00,484 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) [2022-03-03 18:10:00,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 18940 transitions. [2022-03-03 18:10:00,496 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 18940 transitions. Word has length 98 [2022-03-03 18:10:00,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:00,497 INFO L470 AbstractCegarLoop]: Abstraction has 6853 states and 18940 transitions. [2022-03-03 18:10:00,497 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) [2022-03-03 18:10:00,497 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 18940 transitions. [2022-03-03 18:10:00,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:00,502 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:00,502 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:00,502 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-03 18:10:00,502 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)] === [2022-03-03 18:10:00,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:00,503 INFO L85 PathProgramCache]: Analyzing trace with hash 174294814, now seen corresponding path program 8 times [2022-03-03 18:10:00,503 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:00,503 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488885154] [2022-03-03 18:10:00,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:00,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:00,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:00,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:00,974 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:00,974 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488885154] [2022-03-03 18:10:00,974 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488885154] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:00,974 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:00,974 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:00,974 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289442974] [2022-03-03 18:10:00,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:00,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:00,975 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:00,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:00,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:00,975 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) [2022-03-03 18:10:02,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:02,901 INFO L93 Difference]: Finished difference Result 8172 states and 22149 transitions. [2022-03-03 18:10:02,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:02,901 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 [2022-03-03 18:10:02,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:02,915 INFO L225 Difference]: With dead ends: 8172 [2022-03-03 18:10:02,915 INFO L226 Difference]: Without dead ends: 8172 [2022-03-03 18:10:02,916 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:02,916 INFO L933 BasicCegarLoop]: 389 mSDtfsCounter, 1397 mSDsluCounter, 1938 mSDsCounter, 0 mSdLazyCounter, 1814 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1397 SdHoareTripleChecker+Valid, 2267 SdHoareTripleChecker+Invalid, 1913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:02,916 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1397 Valid, 2267 Invalid, 1913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1814 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:10:02,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8172 states. [2022-03-03 18:10:03,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8172 to 6832. [2022-03-03 18:10:03,016 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) [2022-03-03 18:10:03,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-03 18:10:03,030 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-03 18:10:03,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:03,030 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-03 18:10:03,030 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) [2022-03-03 18:10:03,030 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-03 18:10:03,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:03,036 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:03,036 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:03,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-03 18:10:03,037 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)] === [2022-03-03 18:10:03,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:03,037 INFO L85 PathProgramCache]: Analyzing trace with hash 2081856840, now seen corresponding path program 9 times [2022-03-03 18:10:03,037 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:03,037 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313078482] [2022-03-03 18:10:03,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:03,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:03,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:03,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:03,482 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:03,482 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313078482] [2022-03-03 18:10:03,482 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313078482] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:03,482 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:03,482 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:03,482 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139895989] [2022-03-03 18:10:03,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:03,483 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:03,483 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:03,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:03,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:03,483 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) [2022-03-03 18:10:04,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:04,825 INFO L93 Difference]: Finished difference Result 8443 states and 22876 transitions. [2022-03-03 18:10:04,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:10:04,826 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 [2022-03-03 18:10:04,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:04,841 INFO L225 Difference]: With dead ends: 8443 [2022-03-03 18:10:04,842 INFO L226 Difference]: Without dead ends: 8443 [2022-03-03 18:10:04,842 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:10:04,842 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1469 mSDsluCounter, 1178 mSDsCounter, 0 mSdLazyCounter, 1114 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1469 SdHoareTripleChecker+Valid, 1517 SdHoareTripleChecker+Invalid, 1260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:04,843 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1469 Valid, 1517 Invalid, 1260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1114 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:10:04,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8443 states. [2022-03-03 18:10:04,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8443 to 6874. [2022-03-03 18:10:04,986 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) [2022-03-03 18:10:05,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 19002 transitions. [2022-03-03 18:10:05,000 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 19002 transitions. Word has length 98 [2022-03-03 18:10:05,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:05,000 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 19002 transitions. [2022-03-03 18:10:05,000 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) [2022-03-03 18:10:05,000 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 19002 transitions. [2022-03-03 18:10:05,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:05,008 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:05,008 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:05,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-03 18:10:05,008 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)] === [2022-03-03 18:10:05,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:05,009 INFO L85 PathProgramCache]: Analyzing trace with hash -1160296516, now seen corresponding path program 10 times [2022-03-03 18:10:05,009 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:05,009 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992406987] [2022-03-03 18:10:05,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:05,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:05,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:05,506 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:05,506 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992406987] [2022-03-03 18:10:05,506 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992406987] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:05,506 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:05,506 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:05,506 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160121642] [2022-03-03 18:10:05,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:05,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:05,506 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:05,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:05,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:05,507 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) [2022-03-03 18:10:07,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:07,410 INFO L93 Difference]: Finished difference Result 8625 states and 23412 transitions. [2022-03-03 18:10:07,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:07,411 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 [2022-03-03 18:10:07,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:07,426 INFO L225 Difference]: With dead ends: 8625 [2022-03-03 18:10:07,426 INFO L226 Difference]: Without dead ends: 8625 [2022-03-03 18:10:07,426 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:07,427 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 1408 mSDsluCounter, 1956 mSDsCounter, 0 mSdLazyCounter, 1799 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1408 SdHoareTripleChecker+Valid, 2286 SdHoareTripleChecker+Invalid, 1904 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:07,427 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1408 Valid, 2286 Invalid, 1904 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1799 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:10:07,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8625 states. [2022-03-03 18:10:07,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8625 to 6853. [2022-03-03 18:10:07,528 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) [2022-03-03 18:10:07,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 18940 transitions. [2022-03-03 18:10:07,541 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 18940 transitions. Word has length 98 [2022-03-03 18:10:07,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:07,542 INFO L470 AbstractCegarLoop]: Abstraction has 6853 states and 18940 transitions. [2022-03-03 18:10:07,542 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) [2022-03-03 18:10:07,542 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 18940 transitions. [2022-03-03 18:10:07,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:07,548 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:07,548 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:07,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-03 18:10:07,548 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)] === [2022-03-03 18:10:07,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:07,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1175757312, now seen corresponding path program 11 times [2022-03-03 18:10:07,548 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:07,549 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498563226] [2022-03-03 18:10:07,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:07,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:07,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:08,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:08,125 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:08,125 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498563226] [2022-03-03 18:10:08,125 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498563226] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:08,125 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:08,125 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:08,125 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661582341] [2022-03-03 18:10:08,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:08,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:08,126 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:08,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:08,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:08,126 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) [2022-03-03 18:10:10,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:10,032 INFO L93 Difference]: Finished difference Result 8375 states and 22747 transitions. [2022-03-03 18:10:10,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:10,032 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 [2022-03-03 18:10:10,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:10,047 INFO L225 Difference]: With dead ends: 8375 [2022-03-03 18:10:10,047 INFO L226 Difference]: Without dead ends: 8375 [2022-03-03 18:10:10,047 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=340, Invalid=782, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:10,047 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 1317 mSDsluCounter, 1976 mSDsCounter, 0 mSdLazyCounter, 1744 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1317 SdHoareTripleChecker+Valid, 2307 SdHoareTripleChecker+Invalid, 1885 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:10,047 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1317 Valid, 2307 Invalid, 1885 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1744 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:10:10,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8375 states. [2022-03-03 18:10:10,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8375 to 6832. [2022-03-03 18:10:10,153 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) [2022-03-03 18:10:10,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-03 18:10:10,166 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-03 18:10:10,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:10,167 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-03 18:10:10,167 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) [2022-03-03 18:10:10,167 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-03 18:10:10,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:10,172 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:10,172 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:10,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-03 18:10:10,172 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)] === [2022-03-03 18:10:10,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:10,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1148419924, now seen corresponding path program 12 times [2022-03-03 18:10:10,173 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:10,173 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348657838] [2022-03-03 18:10:10,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:10,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:10,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:10,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:10,630 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:10,630 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348657838] [2022-03-03 18:10:10,630 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348657838] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:10,630 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:10,630 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:10,631 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439549591] [2022-03-03 18:10:10,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:10,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:10,631 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:10,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:10,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:10,632 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) [2022-03-03 18:10:12,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:12,372 INFO L93 Difference]: Finished difference Result 8275 states and 22380 transitions. [2022-03-03 18:10:12,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:10:12,373 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 [2022-03-03 18:10:12,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:12,386 INFO L225 Difference]: With dead ends: 8275 [2022-03-03 18:10:12,387 INFO L226 Difference]: Without dead ends: 8275 [2022-03-03 18:10:12,387 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:10:12,387 INFO L933 BasicCegarLoop]: 377 mSDtfsCounter, 1253 mSDsluCounter, 2000 mSDsCounter, 0 mSdLazyCounter, 1776 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1253 SdHoareTripleChecker+Valid, 2305 SdHoareTripleChecker+Invalid, 1889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 1776 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:12,387 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1253 Valid, 2305 Invalid, 1889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 1776 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:10:12,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8275 states. [2022-03-03 18:10:12,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8275 to 6895. [2022-03-03 18:10:12,482 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) [2022-03-03 18:10:12,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6895 states to 6895 states and 19064 transitions. [2022-03-03 18:10:12,494 INFO L78 Accepts]: Start accepts. Automaton has 6895 states and 19064 transitions. Word has length 98 [2022-03-03 18:10:12,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:12,495 INFO L470 AbstractCegarLoop]: Abstraction has 6895 states and 19064 transitions. [2022-03-03 18:10:12,495 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) [2022-03-03 18:10:12,495 INFO L276 IsEmpty]: Start isEmpty. Operand 6895 states and 19064 transitions. [2022-03-03 18:10:12,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:12,500 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:12,500 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:12,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-03 18:10:12,500 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)] === [2022-03-03 18:10:12,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:12,501 INFO L85 PathProgramCache]: Analyzing trace with hash -2093733432, now seen corresponding path program 13 times [2022-03-03 18:10:12,501 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:12,501 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568610437] [2022-03-03 18:10:12,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:12,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:12,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:13,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:13,057 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:13,057 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568610437] [2022-03-03 18:10:13,057 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568610437] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:13,057 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:13,057 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:13,057 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478790818] [2022-03-03 18:10:13,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:13,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:13,057 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:13,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:13,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:13,058 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) [2022-03-03 18:10:14,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:14,825 INFO L93 Difference]: Finished difference Result 8457 states and 22916 transitions. [2022-03-03 18:10:14,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:14,826 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 [2022-03-03 18:10:14,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:14,839 INFO L225 Difference]: With dead ends: 8457 [2022-03-03 18:10:14,840 INFO L226 Difference]: Without dead ends: 8457 [2022-03-03 18:10:14,840 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:14,840 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1297 mSDsluCounter, 1853 mSDsCounter, 0 mSdLazyCounter, 1689 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1297 SdHoareTripleChecker+Valid, 2171 SdHoareTripleChecker+Invalid, 1802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 1689 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:14,840 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1297 Valid, 2171 Invalid, 1802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 1689 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:10:14,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8457 states. [2022-03-03 18:10:14,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8457 to 6874. [2022-03-03 18:10:14,978 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) [2022-03-03 18:10:14,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 19002 transitions. [2022-03-03 18:10:14,991 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 19002 transitions. Word has length 98 [2022-03-03 18:10:14,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:14,992 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 19002 transitions. [2022-03-03 18:10:14,992 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) [2022-03-03 18:10:14,992 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 19002 transitions. [2022-03-03 18:10:14,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:14,998 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:14,998 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:14,998 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-03 18:10:14,998 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)] === [2022-03-03 18:10:14,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:14,999 INFO L85 PathProgramCache]: Analyzing trace with hash -2109194228, now seen corresponding path program 14 times [2022-03-03 18:10:14,999 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:14,999 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329048676] [2022-03-03 18:10:14,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:14,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:15,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:15,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:15,542 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:15,542 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329048676] [2022-03-03 18:10:15,542 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329048676] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:15,542 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:15,542 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:15,542 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552655968] [2022-03-03 18:10:15,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:15,542 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:15,542 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:15,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:15,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:15,543 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) [2022-03-03 18:10:17,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:17,582 INFO L93 Difference]: Finished difference Result 8639 states and 23452 transitions. [2022-03-03 18:10:17,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:17,582 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 [2022-03-03 18:10:17,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:17,600 INFO L225 Difference]: With dead ends: 8639 [2022-03-03 18:10:17,600 INFO L226 Difference]: Without dead ends: 8639 [2022-03-03 18:10:17,600 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:17,601 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1365 mSDsluCounter, 2167 mSDsCounter, 0 mSdLazyCounter, 1994 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1365 SdHoareTripleChecker+Valid, 2476 SdHoareTripleChecker+Invalid, 2105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 1994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:17,601 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1365 Valid, 2476 Invalid, 2105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 1994 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:10:17,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8639 states. [2022-03-03 18:10:17,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8639 to 6853. [2022-03-03 18:10:17,705 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) [2022-03-03 18:10:17,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 18940 transitions. [2022-03-03 18:10:17,718 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 18940 transitions. Word has length 98 [2022-03-03 18:10:17,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:17,718 INFO L470 AbstractCegarLoop]: Abstraction has 6853 states and 18940 transitions. [2022-03-03 18:10:17,718 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) [2022-03-03 18:10:17,719 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 18940 transitions. [2022-03-03 18:10:17,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:17,724 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:17,724 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:17,724 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-03 18:10:17,724 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)] === [2022-03-03 18:10:17,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:17,725 INFO L85 PathProgramCache]: Analyzing trace with hash -1006903778, now seen corresponding path program 15 times [2022-03-03 18:10:17,725 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:17,725 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882551160] [2022-03-03 18:10:17,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:17,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:17,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:18,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:18,360 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:18,360 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882551160] [2022-03-03 18:10:18,360 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882551160] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:18,360 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:18,360 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:18,360 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763714219] [2022-03-03 18:10:18,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:18,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:18,360 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:18,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:18,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:18,361 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) [2022-03-03 18:10:20,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:20,210 INFO L93 Difference]: Finished difference Result 8242 states and 22353 transitions. [2022-03-03 18:10:20,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:20,210 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 [2022-03-03 18:10:20,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:20,224 INFO L225 Difference]: With dead ends: 8242 [2022-03-03 18:10:20,224 INFO L226 Difference]: Without dead ends: 8242 [2022-03-03 18:10:20,225 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:20,225 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 1235 mSDsluCounter, 2041 mSDsCounter, 0 mSdLazyCounter, 1834 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 2353 SdHoareTripleChecker+Invalid, 1946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1834 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:20,225 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 2353 Invalid, 1946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1834 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:10:20,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8242 states. [2022-03-03 18:10:20,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8242 to 6832. [2022-03-03 18:10:20,319 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) [2022-03-03 18:10:20,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-03 18:10:20,332 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-03 18:10:20,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:20,332 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-03 18:10:20,332 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) [2022-03-03 18:10:20,332 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-03 18:10:20,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:20,338 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:20,338 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:20,338 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-03 18:10:20,338 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)] === [2022-03-03 18:10:20,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:20,339 INFO L85 PathProgramCache]: Analyzing trace with hash 1937231488, now seen corresponding path program 16 times [2022-03-03 18:10:20,339 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:20,339 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924447774] [2022-03-03 18:10:20,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:20,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:20,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:20,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:20,796 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:20,796 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924447774] [2022-03-03 18:10:20,796 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924447774] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:20,796 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:20,796 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:20,796 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270332832] [2022-03-03 18:10:20,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:20,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:20,796 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:20,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:20,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:20,797 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) [2022-03-03 18:10:22,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:22,428 INFO L93 Difference]: Finished difference Result 9001 states and 24449 transitions. [2022-03-03 18:10:22,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:10:22,429 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 [2022-03-03 18:10:22,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:22,444 INFO L225 Difference]: With dead ends: 9001 [2022-03-03 18:10:22,444 INFO L226 Difference]: Without dead ends: 9001 [2022-03-03 18:10:22,444 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:10:22,445 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1053 mSDsluCounter, 1754 mSDsCounter, 0 mSdLazyCounter, 1578 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1053 SdHoareTripleChecker+Valid, 2053 SdHoareTripleChecker+Invalid, 1688 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 1578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:22,445 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1053 Valid, 2053 Invalid, 1688 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1578 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:10:22,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9001 states. [2022-03-03 18:10:22,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9001 to 6958. [2022-03-03 18:10:22,554 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) [2022-03-03 18:10:22,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-03 18:10:22,568 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-03 18:10:22,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:22,568 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-03 18:10:22,568 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) [2022-03-03 18:10:22,568 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-03 18:10:22,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:22,574 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:22,574 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:22,574 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-03 18:10:22,574 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)] === [2022-03-03 18:10:22,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:22,575 INFO L85 PathProgramCache]: Analyzing trace with hash -644149270, now seen corresponding path program 17 times [2022-03-03 18:10:22,575 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:22,575 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507966100] [2022-03-03 18:10:22,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:22,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:22,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:23,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:23,048 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:23,048 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507966100] [2022-03-03 18:10:23,048 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507966100] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:23,049 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:23,049 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:23,049 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138217177] [2022-03-03 18:10:23,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:23,049 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:23,049 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:23,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:23,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:23,050 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) [2022-03-03 18:10:24,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:24,545 INFO L93 Difference]: Finished difference Result 9335 states and 25360 transitions. [2022-03-03 18:10:24,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:10:24,546 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 [2022-03-03 18:10:24,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:24,560 INFO L225 Difference]: With dead ends: 9335 [2022-03-03 18:10:24,561 INFO L226 Difference]: Without dead ends: 9335 [2022-03-03 18:10:24,561 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:10:24,561 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 1127 mSDsluCounter, 1467 mSDsCounter, 0 mSdLazyCounter, 1288 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1127 SdHoareTripleChecker+Valid, 1783 SdHoareTripleChecker+Invalid, 1439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:24,561 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1127 Valid, 1783 Invalid, 1439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1288 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:10:24,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9335 states. [2022-03-03 18:10:24,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9335 to 6979. [2022-03-03 18:10:24,701 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) [2022-03-03 18:10:24,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-03-03 18:10:24,715 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-03-03 18:10:24,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:24,715 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-03-03 18:10:24,715 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) [2022-03-03 18:10:24,715 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-03-03 18:10:24,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:24,721 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:24,721 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:24,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-03 18:10:24,721 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)] === [2022-03-03 18:10:24,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:24,723 INFO L85 PathProgramCache]: Analyzing trace with hash 408664670, now seen corresponding path program 18 times [2022-03-03 18:10:24,723 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:24,723 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285436953] [2022-03-03 18:10:24,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:24,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:24,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:25,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:25,262 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:25,263 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285436953] [2022-03-03 18:10:25,263 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285436953] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:25,263 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:25,263 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:25,263 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588040925] [2022-03-03 18:10:25,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:25,263 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:25,263 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:25,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:25,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:25,264 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) [2022-03-03 18:10:27,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:27,101 INFO L93 Difference]: Finished difference Result 9204 states and 25047 transitions. [2022-03-03 18:10:27,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:27,102 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 [2022-03-03 18:10:27,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:27,116 INFO L225 Difference]: With dead ends: 9204 [2022-03-03 18:10:27,116 INFO L226 Difference]: Without dead ends: 9204 [2022-03-03 18:10:27,117 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:27,117 INFO L933 BasicCegarLoop]: 367 mSDtfsCounter, 1361 mSDsluCounter, 1743 mSDsCounter, 0 mSdLazyCounter, 1582 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1361 SdHoareTripleChecker+Valid, 2066 SdHoareTripleChecker+Invalid, 1730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1582 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:27,117 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1361 Valid, 2066 Invalid, 1730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1582 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:10:27,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9204 states. [2022-03-03 18:10:27,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9204 to 6916. [2022-03-03 18:10:27,222 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) [2022-03-03 18:10:27,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-03 18:10:27,235 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-03 18:10:27,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:27,235 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-03 18:10:27,235 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) [2022-03-03 18:10:27,235 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-03 18:10:27,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:27,241 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:27,241 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:27,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-03 18:10:27,241 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)] === [2022-03-03 18:10:27,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:27,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1978740600, now seen corresponding path program 19 times [2022-03-03 18:10:27,242 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:27,242 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069853313] [2022-03-03 18:10:27,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:27,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:27,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:27,693 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:27,693 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069853313] [2022-03-03 18:10:27,693 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069853313] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:27,693 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:27,693 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:27,693 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653801970] [2022-03-03 18:10:27,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:27,694 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:27,694 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:27,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:27,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:27,694 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) [2022-03-03 18:10:29,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:29,593 INFO L93 Difference]: Finished difference Result 9123 states and 24834 transitions. [2022-03-03 18:10:29,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:10:29,593 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 [2022-03-03 18:10:29,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:29,607 INFO L225 Difference]: With dead ends: 9123 [2022-03-03 18:10:29,607 INFO L226 Difference]: Without dead ends: 9123 [2022-03-03 18:10:29,608 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:10:29,608 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1264 mSDsluCounter, 2050 mSDsCounter, 0 mSdLazyCounter, 1817 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1264 SdHoareTripleChecker+Valid, 2361 SdHoareTripleChecker+Invalid, 1954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:29,608 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1264 Valid, 2361 Invalid, 1954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1817 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:10:29,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9123 states. [2022-03-03 18:10:29,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9123 to 6958. [2022-03-03 18:10:29,715 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) [2022-03-03 18:10:29,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-03 18:10:29,729 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-03 18:10:29,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:29,729 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-03 18:10:29,730 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) [2022-03-03 18:10:29,730 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-03 18:10:29,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:29,735 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:29,735 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:29,736 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-03 18:10:29,736 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)] === [2022-03-03 18:10:29,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:29,736 INFO L85 PathProgramCache]: Analyzing trace with hash -925926660, now seen corresponding path program 20 times [2022-03-03 18:10:29,736 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:29,736 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715926231] [2022-03-03 18:10:29,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:29,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:29,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:30,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:30,284 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:30,284 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715926231] [2022-03-03 18:10:30,284 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715926231] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:30,284 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:30,284 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:30,284 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516732706] [2022-03-03 18:10:30,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:30,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:30,285 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:30,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:30,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:30,285 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) [2022-03-03 18:10:32,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:32,064 INFO L93 Difference]: Finished difference Result 9305 states and 25370 transitions. [2022-03-03 18:10:32,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:32,064 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 [2022-03-03 18:10:32,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:32,080 INFO L225 Difference]: With dead ends: 9305 [2022-03-03 18:10:32,080 INFO L226 Difference]: Without dead ends: 9305 [2022-03-03 18:10:32,080 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:32,081 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1311 mSDsluCounter, 1561 mSDsCounter, 0 mSdLazyCounter, 1519 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1311 SdHoareTripleChecker+Valid, 1896 SdHoareTripleChecker+Invalid, 1641 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1519 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:32,081 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1311 Valid, 1896 Invalid, 1641 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1519 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:10:32,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9305 states. [2022-03-03 18:10:32,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9305 to 6937. [2022-03-03 18:10:32,194 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) [2022-03-03 18:10:32,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6937 states to 6937 states and 19188 transitions. [2022-03-03 18:10:32,207 INFO L78 Accepts]: Start accepts. Automaton has 6937 states and 19188 transitions. Word has length 98 [2022-03-03 18:10:32,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:32,208 INFO L470 AbstractCegarLoop]: Abstraction has 6937 states and 19188 transitions. [2022-03-03 18:10:32,208 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) [2022-03-03 18:10:32,208 INFO L276 IsEmpty]: Start isEmpty. Operand 6937 states and 19188 transitions. [2022-03-03 18:10:32,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:32,214 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:32,214 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:32,214 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-03 18:10:32,214 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)] === [2022-03-03 18:10:32,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:32,215 INFO L85 PathProgramCache]: Analyzing trace with hash -941387456, now seen corresponding path program 21 times [2022-03-03 18:10:32,215 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:32,215 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830677854] [2022-03-03 18:10:32,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:32,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:32,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:32,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:32,829 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:32,830 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830677854] [2022-03-03 18:10:32,830 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830677854] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:32,830 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:32,830 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:32,830 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14374172] [2022-03-03 18:10:32,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:32,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:32,830 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:32,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:32,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:32,831 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) [2022-03-03 18:10:34,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:34,608 INFO L93 Difference]: Finished difference Result 9139 states and 24951 transitions. [2022-03-03 18:10:34,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:34,609 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 [2022-03-03 18:10:34,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:34,623 INFO L225 Difference]: With dead ends: 9139 [2022-03-03 18:10:34,623 INFO L226 Difference]: Without dead ends: 9139 [2022-03-03 18:10:34,623 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:34,624 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1117 mSDsluCounter, 1763 mSDsCounter, 0 mSdLazyCounter, 1594 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1117 SdHoareTripleChecker+Valid, 2090 SdHoareTripleChecker+Invalid, 1747 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 1594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:34,624 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1117 Valid, 2090 Invalid, 1747 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 1594 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:10:34,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9139 states. [2022-03-03 18:10:34,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9139 to 6874. [2022-03-03 18:10:34,748 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) [2022-03-03 18:10:34,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 19002 transitions. [2022-03-03 18:10:34,760 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 19002 transitions. Word has length 98 [2022-03-03 18:10:34,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:34,760 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 19002 transitions. [2022-03-03 18:10:34,760 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) [2022-03-03 18:10:34,761 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 19002 transitions. [2022-03-03 18:10:34,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:34,766 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:34,766 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:34,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-03 18:10:34,766 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)] === [2022-03-03 18:10:34,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:34,768 INFO L85 PathProgramCache]: Analyzing trace with hash 1652468672, now seen corresponding path program 22 times [2022-03-03 18:10:34,768 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:34,768 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031444443] [2022-03-03 18:10:34,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:34,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:35,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:35,194 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:35,194 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031444443] [2022-03-03 18:10:35,194 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031444443] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:35,194 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:35,194 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:35,195 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396944880] [2022-03-03 18:10:35,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:35,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:35,195 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:35,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:35,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:35,195 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) [2022-03-03 18:10:36,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:36,806 INFO L93 Difference]: Finished difference Result 8313 states and 22517 transitions. [2022-03-03 18:10:36,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:10:36,807 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 [2022-03-03 18:10:36,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:36,821 INFO L225 Difference]: With dead ends: 8313 [2022-03-03 18:10:36,821 INFO L226 Difference]: Without dead ends: 8313 [2022-03-03 18:10:36,822 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:10:36,822 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1136 mSDsluCounter, 1674 mSDsCounter, 0 mSdLazyCounter, 1516 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1136 SdHoareTripleChecker+Valid, 1967 SdHoareTripleChecker+Invalid, 1621 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:36,822 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1136 Valid, 1967 Invalid, 1621 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1516 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:10:36,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8313 states. [2022-03-03 18:10:36,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8313 to 6916. [2022-03-03 18:10:36,917 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) [2022-03-03 18:10:36,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-03 18:10:36,930 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-03 18:10:36,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:36,930 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-03 18:10:36,931 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) [2022-03-03 18:10:36,931 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-03 18:10:36,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:36,936 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:36,937 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:36,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-03-03 18:10:36,937 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)] === [2022-03-03 18:10:36,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:36,937 INFO L85 PathProgramCache]: Analyzing trace with hash 1947252326, now seen corresponding path program 23 times [2022-03-03 18:10:36,937 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:36,937 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899244855] [2022-03-03 18:10:36,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:36,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:36,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:37,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:37,392 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:37,392 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899244855] [2022-03-03 18:10:37,392 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899244855] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:37,392 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:37,392 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:37,392 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599684613] [2022-03-03 18:10:37,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:37,393 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:37,393 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:37,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:37,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:37,393 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) [2022-03-03 18:10:38,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:38,710 INFO L93 Difference]: Finished difference Result 8777 states and 23787 transitions. [2022-03-03 18:10:38,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:10:38,711 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 [2022-03-03 18:10:38,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:38,725 INFO L225 Difference]: With dead ends: 8777 [2022-03-03 18:10:38,725 INFO L226 Difference]: Without dead ends: 8777 [2022-03-03 18:10:38,726 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:10:38,726 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1379 mSDsluCounter, 1046 mSDsCounter, 0 mSdLazyCounter, 1030 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1379 SdHoareTripleChecker+Valid, 1370 SdHoareTripleChecker+Invalid, 1205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1030 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:38,726 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1379 Valid, 1370 Invalid, 1205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1030 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:10:38,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8777 states. [2022-03-03 18:10:38,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8777 to 6958. [2022-03-03 18:10:38,849 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) [2022-03-03 18:10:38,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-03 18:10:38,863 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-03 18:10:38,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:38,863 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-03 18:10:38,863 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) [2022-03-03 18:10:38,863 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-03 18:10:38,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:38,869 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:38,869 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:38,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-03 18:10:38,869 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)] === [2022-03-03 18:10:38,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:38,870 INFO L85 PathProgramCache]: Analyzing trace with hash 92140040, now seen corresponding path program 24 times [2022-03-03 18:10:38,870 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:38,870 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997815312] [2022-03-03 18:10:38,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:38,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:38,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:39,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:39,330 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:39,330 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997815312] [2022-03-03 18:10:39,330 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997815312] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:39,330 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:39,330 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:39,330 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884071289] [2022-03-03 18:10:39,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:39,331 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:39,331 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:39,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:39,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:39,331 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) [2022-03-03 18:10:41,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:41,478 INFO L93 Difference]: Finished difference Result 8689 states and 23552 transitions. [2022-03-03 18:10:41,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:10:41,479 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 [2022-03-03 18:10:41,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:41,493 INFO L225 Difference]: With dead ends: 8689 [2022-03-03 18:10:41,493 INFO L226 Difference]: Without dead ends: 8689 [2022-03-03 18:10:41,493 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:10:41,494 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1144 mSDsluCounter, 2433 mSDsCounter, 0 mSdLazyCounter, 2156 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1144 SdHoareTripleChecker+Valid, 2735 SdHoareTripleChecker+Invalid, 2258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 2156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:41,494 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1144 Valid, 2735 Invalid, 2258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 2156 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:10:41,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8689 states. [2022-03-03 18:10:41,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8689 to 6979. [2022-03-03 18:10:41,595 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) [2022-03-03 18:10:41,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-03-03 18:10:41,608 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-03-03 18:10:41,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:41,608 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-03-03 18:10:41,608 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) [2022-03-03 18:10:41,608 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-03-03 18:10:41,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:41,614 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:41,614 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:41,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-03 18:10:41,614 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)] === [2022-03-03 18:10:41,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:41,615 INFO L85 PathProgramCache]: Analyzing trace with hash 1144953980, now seen corresponding path program 25 times [2022-03-03 18:10:41,615 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:41,615 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774457584] [2022-03-03 18:10:41,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:41,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:41,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:42,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:42,150 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:42,151 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774457584] [2022-03-03 18:10:42,151 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [774457584] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:42,151 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:42,151 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:42,151 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606707739] [2022-03-03 18:10:42,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:42,151 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:42,151 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:42,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:42,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:42,152 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) [2022-03-03 18:10:44,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:44,293 INFO L93 Difference]: Finished difference Result 8558 states and 23239 transitions. [2022-03-03 18:10:44,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:44,293 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 [2022-03-03 18:10:44,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:44,308 INFO L225 Difference]: With dead ends: 8558 [2022-03-03 18:10:44,308 INFO L226 Difference]: Without dead ends: 8558 [2022-03-03 18:10:44,308 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:44,309 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1304 mSDsluCounter, 2054 mSDsCounter, 0 mSdLazyCounter, 1877 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1304 SdHoareTripleChecker+Valid, 2378 SdHoareTripleChecker+Invalid, 1985 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:44,309 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1304 Valid, 2378 Invalid, 1985 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1877 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:10:44,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8558 states. [2022-03-03 18:10:44,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8558 to 6916. [2022-03-03 18:10:44,419 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) [2022-03-03 18:10:44,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-03 18:10:44,433 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-03 18:10:44,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:44,434 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-03 18:10:44,434 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) [2022-03-03 18:10:44,434 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-03 18:10:44,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:44,440 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:44,440 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:44,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-03 18:10:44,440 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)] === [2022-03-03 18:10:44,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:44,441 INFO L85 PathProgramCache]: Analyzing trace with hash 1458428488, now seen corresponding path program 26 times [2022-03-03 18:10:44,441 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:44,441 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344326158] [2022-03-03 18:10:44,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:44,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:44,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:44,870 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:44,870 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344326158] [2022-03-03 18:10:44,870 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344326158] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:44,870 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:44,870 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:44,870 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442891836] [2022-03-03 18:10:44,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:44,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:44,870 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:44,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:44,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:44,871 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) [2022-03-03 18:10:46,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:46,510 INFO L93 Difference]: Finished difference Result 8749 states and 23705 transitions. [2022-03-03 18:10:46,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:10:46,511 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 [2022-03-03 18:10:46,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:46,524 INFO L225 Difference]: With dead ends: 8749 [2022-03-03 18:10:46,524 INFO L226 Difference]: Without dead ends: 8749 [2022-03-03 18:10:46,525 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:10:46,525 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 1157 mSDsluCounter, 1872 mSDsCounter, 0 mSdLazyCounter, 1649 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1157 SdHoareTripleChecker+Valid, 2178 SdHoareTripleChecker+Invalid, 1763 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:46,525 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1157 Valid, 2178 Invalid, 1763 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1649 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:10:46,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8749 states. [2022-03-03 18:10:46,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8749 to 7042. [2022-03-03 18:10:46,635 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) [2022-03-03 18:10:46,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7042 states to 7042 states and 19498 transitions. [2022-03-03 18:10:46,648 INFO L78 Accepts]: Start accepts. Automaton has 7042 states and 19498 transitions. Word has length 98 [2022-03-03 18:10:46,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:46,648 INFO L470 AbstractCegarLoop]: Abstraction has 7042 states and 19498 transitions. [2022-03-03 18:10:46,649 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) [2022-03-03 18:10:46,649 INFO L276 IsEmpty]: Start isEmpty. Operand 7042 states and 19498 transitions. [2022-03-03 18:10:46,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:46,654 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:46,654 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:46,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-03 18:10:46,655 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)] === [2022-03-03 18:10:46,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:46,655 INFO L85 PathProgramCache]: Analyzing trace with hash -1122952270, now seen corresponding path program 27 times [2022-03-03 18:10:46,655 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:46,655 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918405558] [2022-03-03 18:10:46,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:46,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:46,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:47,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:47,051 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:47,051 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918405558] [2022-03-03 18:10:47,051 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918405558] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:47,051 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:47,052 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:47,052 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922833531] [2022-03-03 18:10:47,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:47,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:47,052 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:47,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:47,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:47,052 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) [2022-03-03 18:10:48,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:48,495 INFO L93 Difference]: Finished difference Result 9083 states and 24616 transitions. [2022-03-03 18:10:48,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:10:48,496 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 [2022-03-03 18:10:48,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:48,509 INFO L225 Difference]: With dead ends: 9083 [2022-03-03 18:10:48,509 INFO L226 Difference]: Without dead ends: 9083 [2022-03-03 18:10:48,510 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:10:48,510 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1154 mSDsluCounter, 1401 mSDsCounter, 0 mSdLazyCounter, 1288 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1154 SdHoareTripleChecker+Valid, 1720 SdHoareTripleChecker+Invalid, 1406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:48,510 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1154 Valid, 1720 Invalid, 1406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1288 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:10:48,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9083 states. [2022-03-03 18:10:48,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9083 to 7063. [2022-03-03 18:10:48,615 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) [2022-03-03 18:10:48,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7063 states to 7063 states and 19560 transitions. [2022-03-03 18:10:48,629 INFO L78 Accepts]: Start accepts. Automaton has 7063 states and 19560 transitions. Word has length 98 [2022-03-03 18:10:48,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:48,629 INFO L470 AbstractCegarLoop]: Abstraction has 7063 states and 19560 transitions. [2022-03-03 18:10:48,629 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) [2022-03-03 18:10:48,629 INFO L276 IsEmpty]: Start isEmpty. Operand 7063 states and 19560 transitions. [2022-03-03 18:10:48,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:48,635 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:48,635 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:48,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-03 18:10:48,635 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)] === [2022-03-03 18:10:48,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:48,636 INFO L85 PathProgramCache]: Analyzing trace with hash -70138330, now seen corresponding path program 28 times [2022-03-03 18:10:48,636 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:48,636 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683962949] [2022-03-03 18:10:48,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:48,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:48,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:49,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:49,121 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:49,121 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683962949] [2022-03-03 18:10:49,122 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683962949] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:49,122 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:49,122 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:49,122 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682698111] [2022-03-03 18:10:49,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:49,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:49,122 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:49,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:49,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:49,122 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) [2022-03-03 18:10:50,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:50,807 INFO L93 Difference]: Finished difference Result 8952 states and 24303 transitions. [2022-03-03 18:10:50,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:50,808 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 [2022-03-03 18:10:50,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:50,822 INFO L225 Difference]: With dead ends: 8952 [2022-03-03 18:10:50,822 INFO L226 Difference]: Without dead ends: 8952 [2022-03-03 18:10:50,823 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:50,823 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1325 mSDsluCounter, 1512 mSDsCounter, 0 mSdLazyCounter, 1432 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1325 SdHoareTripleChecker+Valid, 1845 SdHoareTripleChecker+Invalid, 1554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1432 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:50,823 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1325 Valid, 1845 Invalid, 1554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1432 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:10:50,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8952 states. [2022-03-03 18:10:50,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8952 to 7000. [2022-03-03 18:10:50,929 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) [2022-03-03 18:10:50,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7000 states to 7000 states and 19374 transitions. [2022-03-03 18:10:50,942 INFO L78 Accepts]: Start accepts. Automaton has 7000 states and 19374 transitions. Word has length 98 [2022-03-03 18:10:50,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:50,943 INFO L470 AbstractCegarLoop]: Abstraction has 7000 states and 19374 transitions. [2022-03-03 18:10:50,943 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) [2022-03-03 18:10:50,943 INFO L276 IsEmpty]: Start isEmpty. Operand 7000 states and 19374 transitions. [2022-03-03 18:10:50,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:50,949 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:50,949 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:50,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-03 18:10:50,949 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)] === [2022-03-03 18:10:50,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:50,949 INFO L85 PathProgramCache]: Analyzing trace with hash 1837423696, now seen corresponding path program 29 times [2022-03-03 18:10:50,949 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:50,949 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87426004] [2022-03-03 18:10:50,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:50,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:50,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:51,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:51,407 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:51,407 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87426004] [2022-03-03 18:10:51,407 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87426004] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:51,407 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:51,407 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:51,407 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392384875] [2022-03-03 18:10:51,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:51,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:51,407 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:51,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:51,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:51,408 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) [2022-03-03 18:10:53,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:53,214 INFO L93 Difference]: Finished difference Result 9223 states and 25030 transitions. [2022-03-03 18:10:53,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:10:53,214 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 [2022-03-03 18:10:53,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:53,229 INFO L225 Difference]: With dead ends: 9223 [2022-03-03 18:10:53,230 INFO L226 Difference]: Without dead ends: 9223 [2022-03-03 18:10:53,230 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:10:53,230 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1140 mSDsluCounter, 2056 mSDsCounter, 0 mSdLazyCounter, 1810 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1140 SdHoareTripleChecker+Valid, 2363 SdHoareTripleChecker+Invalid, 1932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1810 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:53,230 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1140 Valid, 2363 Invalid, 1932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1810 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:10:53,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9223 states. [2022-03-03 18:10:53,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9223 to 7042. [2022-03-03 18:10:53,336 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) [2022-03-03 18:10:53,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7042 states to 7042 states and 19498 transitions. [2022-03-03 18:10:53,349 INFO L78 Accepts]: Start accepts. Automaton has 7042 states and 19498 transitions. Word has length 98 [2022-03-03 18:10:53,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:53,350 INFO L470 AbstractCegarLoop]: Abstraction has 7042 states and 19498 transitions. [2022-03-03 18:10:53,350 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) [2022-03-03 18:10:53,350 INFO L276 IsEmpty]: Start isEmpty. Operand 7042 states and 19498 transitions. [2022-03-03 18:10:53,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:53,356 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:53,356 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:53,356 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-03 18:10:53,356 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)] === [2022-03-03 18:10:53,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:53,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1404729660, now seen corresponding path program 30 times [2022-03-03 18:10:53,356 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:53,356 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410402790] [2022-03-03 18:10:53,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:53,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:53,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:53,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:53,876 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:53,876 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410402790] [2022-03-03 18:10:53,876 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410402790] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:53,876 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:53,876 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:53,877 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331114506] [2022-03-03 18:10:53,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:53,877 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:53,877 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:53,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:53,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:53,877 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) [2022-03-03 18:10:55,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:55,971 INFO L93 Difference]: Finished difference Result 9405 states and 25566 transitions. [2022-03-03 18:10:55,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:55,972 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 [2022-03-03 18:10:55,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:55,986 INFO L225 Difference]: With dead ends: 9405 [2022-03-03 18:10:55,987 INFO L226 Difference]: Without dead ends: 9405 [2022-03-03 18:10:55,987 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:55,987 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1297 mSDsluCounter, 2123 mSDsCounter, 0 mSdLazyCounter, 1963 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1297 SdHoareTripleChecker+Valid, 2441 SdHoareTripleChecker+Invalid, 2084 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1963 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:55,987 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1297 Valid, 2441 Invalid, 2084 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1963 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:10:56,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9405 states. [2022-03-03 18:10:56,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9405 to 7021. [2022-03-03 18:10:56,099 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) [2022-03-03 18:10:56,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7021 states to 7021 states and 19436 transitions. [2022-03-03 18:10:56,113 INFO L78 Accepts]: Start accepts. Automaton has 7021 states and 19436 transitions. Word has length 98 [2022-03-03 18:10:56,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:56,113 INFO L470 AbstractCegarLoop]: Abstraction has 7021 states and 19436 transitions. [2022-03-03 18:10:56,113 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) [2022-03-03 18:10:56,113 INFO L276 IsEmpty]: Start isEmpty. Operand 7021 states and 19436 transitions. [2022-03-03 18:10:56,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:56,119 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:56,119 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:56,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-03 18:10:56,119 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)] === [2022-03-03 18:10:56,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:56,120 INFO L85 PathProgramCache]: Analyzing trace with hash -1420190456, now seen corresponding path program 31 times [2022-03-03 18:10:56,120 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:56,120 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336887542] [2022-03-03 18:10:56,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:56,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:56,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:56,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:56,708 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:56,708 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336887542] [2022-03-03 18:10:56,708 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336887542] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:56,708 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:56,708 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:56,708 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434025994] [2022-03-03 18:10:56,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:56,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:56,708 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:56,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:56,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:56,709 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) [2022-03-03 18:10:58,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:58,463 INFO L93 Difference]: Finished difference Result 9155 states and 24901 transitions. [2022-03-03 18:10:58,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:58,464 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 [2022-03-03 18:10:58,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:58,478 INFO L225 Difference]: With dead ends: 9155 [2022-03-03 18:10:58,478 INFO L226 Difference]: Without dead ends: 9155 [2022-03-03 18:10:58,478 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:58,479 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1201 mSDsluCounter, 1685 mSDsCounter, 0 mSdLazyCounter, 1595 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1201 SdHoareTripleChecker+Valid, 2008 SdHoareTripleChecker+Invalid, 1720 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:58,479 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1201 Valid, 2008 Invalid, 1720 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1595 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:10:58,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9155 states. [2022-03-03 18:10:58,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9155 to 6958. [2022-03-03 18:10:58,576 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) [2022-03-03 18:10:58,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-03 18:10:58,588 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-03 18:10:58,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:58,589 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-03 18:10:58,589 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) [2022-03-03 18:10:58,589 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-03 18:10:58,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:58,594 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:58,594 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:58,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-03-03 18:10:58,595 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)] === [2022-03-03 18:10:58,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:58,595 INFO L85 PathProgramCache]: Analyzing trace with hash 421272498, now seen corresponding path program 32 times [2022-03-03 18:10:58,595 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:58,595 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365995493] [2022-03-03 18:10:58,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:58,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:58,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:59,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:59,007 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:59,007 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365995493] [2022-03-03 18:10:59,007 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365995493] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:59,007 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:59,008 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:59,008 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695198032] [2022-03-03 18:10:59,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:59,008 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:59,008 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:59,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:59,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:59,009 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) [2022-03-03 18:11:00,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:00,774 INFO L93 Difference]: Finished difference Result 8577 states and 23222 transitions. [2022-03-03 18:11:00,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:11:00,774 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 [2022-03-03 18:11:00,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:00,788 INFO L225 Difference]: With dead ends: 8577 [2022-03-03 18:11:00,789 INFO L226 Difference]: Without dead ends: 8577 [2022-03-03 18:11:00,789 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:11:00,789 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1072 mSDsluCounter, 1960 mSDsCounter, 0 mSdLazyCounter, 1792 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1072 SdHoareTripleChecker+Valid, 2265 SdHoareTripleChecker+Invalid, 1907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:00,789 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1072 Valid, 2265 Invalid, 1907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1792 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:11:00,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8577 states. [2022-03-03 18:11:00,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8577 to 7021. [2022-03-03 18:11:00,898 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) [2022-03-03 18:11:00,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7021 states to 7021 states and 19436 transitions. [2022-03-03 18:11:00,912 INFO L78 Accepts]: Start accepts. Automaton has 7021 states and 19436 transitions. Word has length 98 [2022-03-03 18:11:00,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:00,913 INFO L470 AbstractCegarLoop]: Abstraction has 7021 states and 19436 transitions. [2022-03-03 18:11:00,913 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) [2022-03-03 18:11:00,913 INFO L276 IsEmpty]: Start isEmpty. Operand 7021 states and 19436 transitions. [2022-03-03 18:11:00,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:00,919 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:00,919 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:00,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-03 18:11:00,920 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)] === [2022-03-03 18:11:00,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:00,920 INFO L85 PathProgramCache]: Analyzing trace with hash 1474086438, now seen corresponding path program 33 times [2022-03-03 18:11:00,920 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:00,920 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488203586] [2022-03-03 18:11:00,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:00,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:00,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:01,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:01,559 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:01,559 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488203586] [2022-03-03 18:11:01,559 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488203586] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:01,559 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:01,560 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:01,560 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358091694] [2022-03-03 18:11:01,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:01,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:01,560 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:01,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:01,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:01,561 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) [2022-03-03 18:11:03,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:03,448 INFO L93 Difference]: Finished difference Result 8759 states and 23758 transitions. [2022-03-03 18:11:03,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:03,448 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 [2022-03-03 18:11:03,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:03,461 INFO L225 Difference]: With dead ends: 8759 [2022-03-03 18:11:03,461 INFO L226 Difference]: Without dead ends: 8759 [2022-03-03 18:11:03,462 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:03,462 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 1049 mSDsluCounter, 2059 mSDsCounter, 0 mSdLazyCounter, 1821 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1049 SdHoareTripleChecker+Valid, 2373 SdHoareTripleChecker+Invalid, 1945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:03,462 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1049 Valid, 2373 Invalid, 1945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1821 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:11:03,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8759 states. [2022-03-03 18:11:03,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8759 to 7000. [2022-03-03 18:11:03,560 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) [2022-03-03 18:11:03,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7000 states to 7000 states and 19374 transitions. [2022-03-03 18:11:03,573 INFO L78 Accepts]: Start accepts. Automaton has 7000 states and 19374 transitions. Word has length 98 [2022-03-03 18:11:03,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:03,573 INFO L470 AbstractCegarLoop]: Abstraction has 7000 states and 19374 transitions. [2022-03-03 18:11:03,573 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) [2022-03-03 18:11:03,573 INFO L276 IsEmpty]: Start isEmpty. Operand 7000 states and 19374 transitions. [2022-03-03 18:11:03,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:03,579 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:03,579 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:03,579 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-03 18:11:03,579 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)] === [2022-03-03 18:11:03,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:03,580 INFO L85 PathProgramCache]: Analyzing trace with hash 1458625642, now seen corresponding path program 34 times [2022-03-03 18:11:03,580 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:03,580 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127265918] [2022-03-03 18:11:03,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:03,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:03,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:04,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:04,251 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:04,251 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127265918] [2022-03-03 18:11:04,251 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127265918] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:04,251 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:04,251 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:04,252 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617569581] [2022-03-03 18:11:04,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:04,252 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:04,252 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:04,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:04,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:04,253 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) [2022-03-03 18:11:06,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:06,162 INFO L93 Difference]: Finished difference Result 8941 states and 24294 transitions. [2022-03-03 18:11:06,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:06,162 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 [2022-03-03 18:11:06,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:06,176 INFO L225 Difference]: With dead ends: 8941 [2022-03-03 18:11:06,176 INFO L226 Difference]: Without dead ends: 8941 [2022-03-03 18:11:06,176 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=340, Invalid=782, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:06,177 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 1161 mSDsluCounter, 1819 mSDsCounter, 0 mSdLazyCounter, 1713 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1161 SdHoareTripleChecker+Valid, 2142 SdHoareTripleChecker+Invalid, 1844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1713 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:06,177 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1161 Valid, 2142 Invalid, 1844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1713 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:11:06,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8941 states. [2022-03-03 18:11:06,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8941 to 6979. [2022-03-03 18:11:06,281 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) [2022-03-03 18:11:06,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-03-03 18:11:06,294 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-03-03 18:11:06,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:06,294 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-03-03 18:11:06,294 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) [2022-03-03 18:11:06,295 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-03-03 18:11:06,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:06,300 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:06,300 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:06,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-03 18:11:06,300 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)] === [2022-03-03 18:11:06,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:06,301 INFO L85 PathProgramCache]: Analyzing trace with hash -1734051204, now seen corresponding path program 35 times [2022-03-03 18:11:06,301 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:06,301 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947407476] [2022-03-03 18:11:06,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:06,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:06,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:06,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:06,992 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:06,992 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947407476] [2022-03-03 18:11:06,992 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947407476] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:06,992 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:06,992 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:06,992 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914970955] [2022-03-03 18:11:06,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:06,992 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:06,992 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:06,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:06,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:06,993 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) [2022-03-03 18:11:09,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:09,143 INFO L93 Difference]: Finished difference Result 8544 states and 23195 transitions. [2022-03-03 18:11:09,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:09,143 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 [2022-03-03 18:11:09,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:09,157 INFO L225 Difference]: With dead ends: 8544 [2022-03-03 18:11:09,158 INFO L226 Difference]: Without dead ends: 8544 [2022-03-03 18:11:09,158 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:09,158 INFO L933 BasicCegarLoop]: 367 mSDtfsCounter, 1201 mSDsluCounter, 2206 mSDsCounter, 0 mSdLazyCounter, 2052 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1201 SdHoareTripleChecker+Valid, 2518 SdHoareTripleChecker+Invalid, 2173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 2052 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:09,158 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1201 Valid, 2518 Invalid, 2173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 2052 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:11:09,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8544 states. [2022-03-03 18:11:09,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8544 to 6916. [2022-03-03 18:11:09,265 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) [2022-03-03 18:11:09,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-03 18:11:09,280 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-03 18:11:09,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:09,280 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-03 18:11:09,280 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) [2022-03-03 18:11:09,280 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-03 18:11:09,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:09,287 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:09,287 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:09,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-03 18:11:09,287 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)] === [2022-03-03 18:11:09,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:09,287 INFO L85 PathProgramCache]: Analyzing trace with hash -937643996, now seen corresponding path program 36 times [2022-03-03 18:11:09,287 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:09,287 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948271369] [2022-03-03 18:11:09,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:09,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:09,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:09,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:09,708 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:09,708 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948271369] [2022-03-03 18:11:09,708 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948271369] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:09,708 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:09,708 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:09,708 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802530451] [2022-03-03 18:11:09,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:09,709 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:09,709 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:09,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:09,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:09,709 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) [2022-03-03 18:11:11,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:11,260 INFO L93 Difference]: Finished difference Result 8506 states and 23102 transitions. [2022-03-03 18:11:11,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:11:11,260 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 [2022-03-03 18:11:11,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:11,275 INFO L225 Difference]: With dead ends: 8506 [2022-03-03 18:11:11,275 INFO L226 Difference]: Without dead ends: 8506 [2022-03-03 18:11:11,276 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:11:11,276 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1065 mSDsluCounter, 1510 mSDsCounter, 0 mSdLazyCounter, 1397 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1065 SdHoareTripleChecker+Valid, 1794 SdHoareTripleChecker+Invalid, 1511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:11,276 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1065 Valid, 1794 Invalid, 1511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1397 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:11:11,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8506 states. [2022-03-03 18:11:11,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8506 to 7025. [2022-03-03 18:11:11,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7025 states, 7021 states have (on average 2.7699757869249395) internal successors, (19448), 7024 states have internal predecessors, (19448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:11,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7025 states to 7025 states and 19448 transitions. [2022-03-03 18:11:11,405 INFO L78 Accepts]: Start accepts. Automaton has 7025 states and 19448 transitions. Word has length 98 [2022-03-03 18:11:11,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:11,406 INFO L470 AbstractCegarLoop]: Abstraction has 7025 states and 19448 transitions. [2022-03-03 18:11:11,406 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) [2022-03-03 18:11:11,406 INFO L276 IsEmpty]: Start isEmpty. Operand 7025 states and 19448 transitions. [2022-03-03 18:11:11,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:11,412 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:11,412 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:11,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-03-03 18:11:11,413 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)] === [2022-03-03 18:11:11,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:11,413 INFO L85 PathProgramCache]: Analyzing trace with hash -81148050, now seen corresponding path program 37 times [2022-03-03 18:11:11,413 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:11,413 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446462016] [2022-03-03 18:11:11,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:11,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:11,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:11,824 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:11,824 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446462016] [2022-03-03 18:11:11,824 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446462016] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:11,824 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:11,825 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:11,825 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706299476] [2022-03-03 18:11:11,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:11,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:11,825 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:11,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:11,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:11,825 INFO L87 Difference]: Start difference. First operand 7025 states and 19448 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) [2022-03-03 18:11:13,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:13,410 INFO L93 Difference]: Finished difference Result 8807 states and 23947 transitions. [2022-03-03 18:11:13,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:11:13,411 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 [2022-03-03 18:11:13,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:13,425 INFO L225 Difference]: With dead ends: 8807 [2022-03-03 18:11:13,425 INFO L226 Difference]: Without dead ends: 8807 [2022-03-03 18:11:13,425 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:11:13,426 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1038 mSDsluCounter, 1485 mSDsCounter, 0 mSdLazyCounter, 1394 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1038 SdHoareTripleChecker+Valid, 1776 SdHoareTripleChecker+Invalid, 1505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 1394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:13,426 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1038 Valid, 1776 Invalid, 1505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 1394 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:11:13,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8807 states. [2022-03-03 18:11:13,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8807 to 7046. [2022-03-03 18:11:13,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7046 states, 7042 states have (on average 2.7705197387105938) internal successors, (19510), 7045 states have internal predecessors, (19510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:13,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7046 states to 7046 states and 19510 transitions. [2022-03-03 18:11:13,544 INFO L78 Accepts]: Start accepts. Automaton has 7046 states and 19510 transitions. Word has length 98 [2022-03-03 18:11:13,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:13,544 INFO L470 AbstractCegarLoop]: Abstraction has 7046 states and 19510 transitions. [2022-03-03 18:11:13,544 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) [2022-03-03 18:11:13,544 INFO L276 IsEmpty]: Start isEmpty. Operand 7046 states and 19510 transitions. [2022-03-03 18:11:13,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:13,550 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:13,550 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:13,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-03 18:11:13,551 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)] === [2022-03-03 18:11:13,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:13,551 INFO L85 PathProgramCache]: Analyzing trace with hash 528375810, now seen corresponding path program 38 times [2022-03-03 18:11:13,551 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:13,551 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81224679] [2022-03-03 18:11:13,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:13,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:13,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:14,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:14,115 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:14,115 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81224679] [2022-03-03 18:11:14,115 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81224679] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:14,115 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:14,115 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:14,115 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094115924] [2022-03-03 18:11:14,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:14,115 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:14,115 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:14,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:14,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:14,116 INFO L87 Difference]: Start difference. First operand 7046 states and 19510 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) [2022-03-03 18:11:16,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:16,311 INFO L93 Difference]: Finished difference Result 8709 states and 23700 transitions. [2022-03-03 18:11:16,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:16,312 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 [2022-03-03 18:11:16,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:16,327 INFO L225 Difference]: With dead ends: 8709 [2022-03-03 18:11:16,327 INFO L226 Difference]: Without dead ends: 8709 [2022-03-03 18:11:16,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:16,328 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1177 mSDsluCounter, 2222 mSDsCounter, 0 mSdLazyCounter, 2025 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1177 SdHoareTripleChecker+Valid, 2514 SdHoareTripleChecker+Invalid, 2137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 2025 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:16,328 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1177 Valid, 2514 Invalid, 2137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 2025 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:11:16,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8709 states. [2022-03-03 18:11:16,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8709 to 6983. [2022-03-03 18:11:16,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6983 states, 6979 states have (on average 2.7688780627597076) internal successors, (19324), 6982 states have internal predecessors, (19324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:16,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6983 states to 6983 states and 19324 transitions. [2022-03-03 18:11:16,458 INFO L78 Accepts]: Start accepts. Automaton has 6983 states and 19324 transitions. Word has length 98 [2022-03-03 18:11:16,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:16,458 INFO L470 AbstractCegarLoop]: Abstraction has 6983 states and 19324 transitions. [2022-03-03 18:11:16,458 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) [2022-03-03 18:11:16,458 INFO L276 IsEmpty]: Start isEmpty. Operand 6983 states and 19324 transitions. [2022-03-03 18:11:16,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:16,464 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:16,464 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:16,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-03 18:11:16,465 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)] === [2022-03-03 18:11:16,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:16,465 INFO L85 PathProgramCache]: Analyzing trace with hash 2079223340, now seen corresponding path program 39 times [2022-03-03 18:11:16,465 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:16,465 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032641216] [2022-03-03 18:11:16,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:16,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:16,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:16,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:16,889 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:16,890 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032641216] [2022-03-03 18:11:16,890 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032641216] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:16,890 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:16,890 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:16,890 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938313591] [2022-03-03 18:11:16,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:16,890 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:16,890 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:16,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:16,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:16,891 INFO L87 Difference]: Start difference. First operand 6983 states and 19324 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) [2022-03-03 18:11:18,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:18,412 INFO L93 Difference]: Finished difference Result 8639 states and 23509 transitions. [2022-03-03 18:11:18,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:11:18,412 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 [2022-03-03 18:11:18,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:18,427 INFO L225 Difference]: With dead ends: 8639 [2022-03-03 18:11:18,427 INFO L226 Difference]: Without dead ends: 8639 [2022-03-03 18:11:18,428 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:11:18,428 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1031 mSDsluCounter, 1400 mSDsCounter, 0 mSdLazyCounter, 1303 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1031 SdHoareTripleChecker+Valid, 1700 SdHoareTripleChecker+Invalid, 1419 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1303 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:18,428 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1031 Valid, 1700 Invalid, 1419 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1303 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:11:18,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8639 states. [2022-03-03 18:11:18,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8639 to 7025. [2022-03-03 18:11:18,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7025 states, 7021 states have (on average 2.7699757869249395) internal successors, (19448), 7024 states have internal predecessors, (19448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:18,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7025 states to 7025 states and 19448 transitions. [2022-03-03 18:11:18,549 INFO L78 Accepts]: Start accepts. Automaton has 7025 states and 19448 transitions. Word has length 98 [2022-03-03 18:11:18,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:18,549 INFO L470 AbstractCegarLoop]: Abstraction has 7025 states and 19448 transitions. [2022-03-03 18:11:18,550 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) [2022-03-03 18:11:18,550 INFO L276 IsEmpty]: Start isEmpty. Operand 7025 states and 19448 transitions. [2022-03-03 18:11:18,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:18,556 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:18,556 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:18,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-03-03 18:11:18,556 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)] === [2022-03-03 18:11:18,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:18,557 INFO L85 PathProgramCache]: Analyzing trace with hash -1606220096, now seen corresponding path program 40 times [2022-03-03 18:11:18,557 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:18,557 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450312982] [2022-03-03 18:11:18,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:18,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:18,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:19,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:19,053 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:19,053 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450312982] [2022-03-03 18:11:19,053 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450312982] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:19,053 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:19,054 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:19,054 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027114889] [2022-03-03 18:11:19,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:19,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:19,054 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:19,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:19,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:19,054 INFO L87 Difference]: Start difference. First operand 7025 states and 19448 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) [2022-03-03 18:11:20,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:20,829 INFO L93 Difference]: Finished difference Result 8821 states and 24045 transitions. [2022-03-03 18:11:20,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:20,830 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 [2022-03-03 18:11:20,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:20,847 INFO L225 Difference]: With dead ends: 8821 [2022-03-03 18:11:20,847 INFO L226 Difference]: Without dead ends: 8821 [2022-03-03 18:11:20,847 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:20,848 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1027 mSDsluCounter, 1641 mSDsCounter, 0 mSdLazyCounter, 1497 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1027 SdHoareTripleChecker+Valid, 1950 SdHoareTripleChecker+Invalid, 1641 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:20,848 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1027 Valid, 1950 Invalid, 1641 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1497 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:11:20,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8821 states. [2022-03-03 18:11:20,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8821 to 7004. [2022-03-03 18:11:20,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7004 states, 7000 states have (on average 2.7694285714285716) internal successors, (19386), 7003 states have internal predecessors, (19386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:20,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7004 states to 7004 states and 19386 transitions. [2022-03-03 18:11:20,987 INFO L78 Accepts]: Start accepts. Automaton has 7004 states and 19386 transitions. Word has length 98 [2022-03-03 18:11:20,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:20,987 INFO L470 AbstractCegarLoop]: Abstraction has 7004 states and 19386 transitions. [2022-03-03 18:11:20,987 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) [2022-03-03 18:11:20,987 INFO L276 IsEmpty]: Start isEmpty. Operand 7004 states and 19386 transitions. [2022-03-03 18:11:20,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:20,993 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:20,994 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:20,994 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-03-03 18:11:20,994 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)] === [2022-03-03 18:11:20,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:20,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1816195812, now seen corresponding path program 41 times [2022-03-03 18:11:20,994 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:20,994 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434406749] [2022-03-03 18:11:20,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:20,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:21,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:21,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:21,603 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:21,603 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434406749] [2022-03-03 18:11:21,603 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [434406749] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:21,603 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:21,603 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:21,603 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448230405] [2022-03-03 18:11:21,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:21,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:21,604 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:21,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:21,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:21,604 INFO L87 Difference]: Start difference. First operand 7004 states and 19386 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) [2022-03-03 18:11:23,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:23,629 INFO L93 Difference]: Finished difference Result 8688 states and 23692 transitions. [2022-03-03 18:11:23,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:23,630 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 [2022-03-03 18:11:23,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:23,646 INFO L225 Difference]: With dead ends: 8688 [2022-03-03 18:11:23,646 INFO L226 Difference]: Without dead ends: 8688 [2022-03-03 18:11:23,646 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:23,647 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 970 mSDsluCounter, 1936 mSDsCounter, 0 mSdLazyCounter, 1738 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 970 SdHoareTripleChecker+Valid, 2241 SdHoareTripleChecker+Invalid, 1882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1738 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:23,647 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [970 Valid, 2241 Invalid, 1882 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1738 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:11:23,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8688 states. [2022-03-03 18:11:23,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8688 to 6941. [2022-03-03 18:11:23,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6941 states, 6937 states have (on average 2.7677670462736055) internal successors, (19200), 6940 states have internal predecessors, (19200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:23,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6941 states to 6941 states and 19200 transitions. [2022-03-03 18:11:23,766 INFO L78 Accepts]: Start accepts. Automaton has 6941 states and 19200 transitions. Word has length 98 [2022-03-03 18:11:23,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:23,766 INFO L470 AbstractCegarLoop]: Abstraction has 6941 states and 19200 transitions. [2022-03-03 18:11:23,766 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) [2022-03-03 18:11:23,766 INFO L276 IsEmpty]: Start isEmpty. Operand 6941 states and 19200 transitions. [2022-03-03 18:11:23,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:23,772 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:23,772 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:23,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-03-03 18:11:23,772 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)] === [2022-03-03 18:11:23,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:23,773 INFO L85 PathProgramCache]: Analyzing trace with hash 1938492772, now seen corresponding path program 42 times [2022-03-03 18:11:23,773 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:23,773 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278224791] [2022-03-03 18:11:23,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:23,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:23,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:24,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:24,390 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:24,390 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278224791] [2022-03-03 18:11:24,390 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278224791] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:24,390 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:24,390 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:24,390 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179823251] [2022-03-03 18:11:24,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:24,391 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:24,391 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:24,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:24,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:24,391 INFO L87 Difference]: Start difference. First operand 6941 states and 19200 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) [2022-03-03 18:11:26,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:26,095 INFO L93 Difference]: Finished difference Result 8870 states and 24148 transitions. [2022-03-03 18:11:26,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:11:26,097 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 [2022-03-03 18:11:26,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:26,111 INFO L225 Difference]: With dead ends: 8870 [2022-03-03 18:11:26,111 INFO L226 Difference]: Without dead ends: 8870 [2022-03-03 18:11:26,112 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:11:26,112 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1221 mSDsluCounter, 1705 mSDsCounter, 0 mSdLazyCounter, 1562 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1221 SdHoareTripleChecker+Valid, 1979 SdHoareTripleChecker+Invalid, 1699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1562 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:26,112 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1221 Valid, 1979 Invalid, 1699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1562 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:11:26,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8870 states. [2022-03-03 18:11:26,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8870 to 6962. [2022-03-03 18:11:26,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6962 states, 6958 states have (on average 2.768324231100891) internal successors, (19262), 6961 states have internal predecessors, (19262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:26,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6962 states to 6962 states and 19262 transitions. [2022-03-03 18:11:26,222 INFO L78 Accepts]: Start accepts. Automaton has 6962 states and 19262 transitions. Word has length 98 [2022-03-03 18:11:26,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:26,223 INFO L470 AbstractCegarLoop]: Abstraction has 6962 states and 19262 transitions. [2022-03-03 18:11:26,223 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) [2022-03-03 18:11:26,223 INFO L276 IsEmpty]: Start isEmpty. Operand 6962 states and 19262 transitions. [2022-03-03 18:11:26,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:26,229 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:26,229 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:26,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-03-03 18:11:26,229 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)] === [2022-03-03 18:11:26,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:26,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1092028950, now seen corresponding path program 43 times [2022-03-03 18:11:26,230 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:26,230 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007366679] [2022-03-03 18:11:26,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:26,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:26,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:26,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:26,634 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:26,634 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007366679] [2022-03-03 18:11:26,634 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007366679] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:26,634 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:26,634 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:26,634 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783887561] [2022-03-03 18:11:26,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:26,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:26,635 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:26,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:26,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:26,635 INFO L87 Difference]: Start difference. First operand 6962 states and 19262 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) [2022-03-03 18:11:28,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:28,029 INFO L93 Difference]: Finished difference Result 9038 states and 24586 transitions. [2022-03-03 18:11:28,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:11:28,029 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 [2022-03-03 18:11:28,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:28,046 INFO L225 Difference]: With dead ends: 9038 [2022-03-03 18:11:28,046 INFO L226 Difference]: Without dead ends: 9038 [2022-03-03 18:11:28,047 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:11:28,047 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 984 mSDsluCounter, 1298 mSDsCounter, 0 mSdLazyCounter, 1184 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 984 SdHoareTripleChecker+Valid, 1594 SdHoareTripleChecker+Invalid, 1324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 1184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:28,047 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [984 Valid, 1594 Invalid, 1324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 1184 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:11:28,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9038 states. [2022-03-03 18:11:28,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9038 to 7004. [2022-03-03 18:11:28,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7004 states, 7000 states have (on average 2.7694285714285716) internal successors, (19386), 7003 states have internal predecessors, (19386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:28,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7004 states to 7004 states and 19386 transitions. [2022-03-03 18:11:28,177 INFO L78 Accepts]: Start accepts. Automaton has 7004 states and 19386 transitions. Word has length 98 [2022-03-03 18:11:28,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:28,177 INFO L470 AbstractCegarLoop]: Abstraction has 7004 states and 19386 transitions. [2022-03-03 18:11:28,178 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) [2022-03-03 18:11:28,178 INFO L276 IsEmpty]: Start isEmpty. Operand 7004 states and 19386 transitions. [2022-03-03 18:11:28,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:28,185 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:28,185 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:28,185 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-03-03 18:11:28,185 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)] === [2022-03-03 18:11:28,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:28,185 INFO L85 PathProgramCache]: Analyzing trace with hash -309269108, now seen corresponding path program 44 times [2022-03-03 18:11:28,185 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:28,186 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716658667] [2022-03-03 18:11:28,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:28,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:28,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:28,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:28,613 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:28,613 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716658667] [2022-03-03 18:11:28,613 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716658667] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:28,613 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:28,613 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:28,613 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113777507] [2022-03-03 18:11:28,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:28,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:28,613 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:28,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:28,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:28,614 INFO L87 Difference]: Start difference. First operand 7004 states and 19386 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) [2022-03-03 18:11:30,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:30,375 INFO L93 Difference]: Finished difference Result 8961 states and 24373 transitions. [2022-03-03 18:11:30,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:11:30,375 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 [2022-03-03 18:11:30,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:30,393 INFO L225 Difference]: With dead ends: 8961 [2022-03-03 18:11:30,393 INFO L226 Difference]: Without dead ends: 8961 [2022-03-03 18:11:30,393 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:11:30,394 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 1097 mSDsluCounter, 1575 mSDsCounter, 0 mSdLazyCounter, 1395 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1097 SdHoareTripleChecker+Valid, 1878 SdHoareTripleChecker+Invalid, 1540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 1395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:30,394 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1097 Valid, 1878 Invalid, 1540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 1395 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:11:30,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8961 states. [2022-03-03 18:11:30,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8961 to 7025. [2022-03-03 18:11:30,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7025 states, 7021 states have (on average 2.7699757869249395) internal successors, (19448), 7024 states have internal predecessors, (19448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:30,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7025 states to 7025 states and 19448 transitions. [2022-03-03 18:11:30,540 INFO L78 Accepts]: Start accepts. Automaton has 7025 states and 19448 transitions. Word has length 98 [2022-03-03 18:11:30,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:30,540 INFO L470 AbstractCegarLoop]: Abstraction has 7025 states and 19448 transitions. [2022-03-03 18:11:30,540 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) [2022-03-03 18:11:30,540 INFO L276 IsEmpty]: Start isEmpty. Operand 7025 states and 19448 transitions. [2022-03-03 18:11:30,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:30,547 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:30,547 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:30,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-03-03 18:11:30,547 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)] === [2022-03-03 18:11:30,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:30,548 INFO L85 PathProgramCache]: Analyzing trace with hash 300254752, now seen corresponding path program 45 times [2022-03-03 18:11:30,548 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:30,548 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031332883] [2022-03-03 18:11:30,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:30,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:30,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:31,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:31,170 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:31,170 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031332883] [2022-03-03 18:11:31,170 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031332883] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:31,170 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:31,170 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:31,170 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262883592] [2022-03-03 18:11:31,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:31,170 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:31,170 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:31,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:31,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:31,171 INFO L87 Difference]: Start difference. First operand 7025 states and 19448 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) [2022-03-03 18:11:33,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:33,117 INFO L93 Difference]: Finished difference Result 8863 states and 24126 transitions. [2022-03-03 18:11:33,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:33,118 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 [2022-03-03 18:11:33,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:33,133 INFO L225 Difference]: With dead ends: 8863 [2022-03-03 18:11:33,133 INFO L226 Difference]: Without dead ends: 8863 [2022-03-03 18:11:33,133 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:33,133 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1097 mSDsluCounter, 1679 mSDsCounter, 0 mSdLazyCounter, 1589 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1097 SdHoareTripleChecker+Valid, 1989 SdHoareTripleChecker+Invalid, 1704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1589 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:33,133 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1097 Valid, 1989 Invalid, 1704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1589 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:11:33,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8863 states. [2022-03-03 18:11:33,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8863 to 6920. [2022-03-03 18:11:33,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6920 states, 6916 states have (on average 2.7672064777327936) internal successors, (19138), 6919 states have internal predecessors, (19138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:33,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6920 states to 6920 states and 19138 transitions. [2022-03-03 18:11:33,262 INFO L78 Accepts]: Start accepts. Automaton has 6920 states and 19138 transitions. Word has length 98 [2022-03-03 18:11:33,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:33,263 INFO L470 AbstractCegarLoop]: Abstraction has 6920 states and 19138 transitions. [2022-03-03 18:11:33,263 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) [2022-03-03 18:11:33,263 INFO L276 IsEmpty]: Start isEmpty. Operand 6920 states and 19138 transitions. [2022-03-03 18:11:33,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:33,269 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:33,269 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:33,269 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-03-03 18:11:33,269 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)] === [2022-03-03 18:11:33,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:33,269 INFO L85 PathProgramCache]: Analyzing trace with hash -1149475804, now seen corresponding path program 36 times [2022-03-03 18:11:33,270 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:33,270 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53395932] [2022-03-03 18:11:33,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:33,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:33,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:33,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:33,688 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:33,688 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53395932] [2022-03-03 18:11:33,688 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53395932] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:33,688 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:33,689 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:33,689 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208673775] [2022-03-03 18:11:33,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:33,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:33,689 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:33,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:33,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:33,689 INFO L87 Difference]: Start difference. First operand 6920 states and 19138 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) [2022-03-03 18:11:35,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:35,085 INFO L93 Difference]: Finished difference Result 8649 states and 23388 transitions. [2022-03-03 18:11:35,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:11:35,086 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 [2022-03-03 18:11:35,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:35,101 INFO L225 Difference]: With dead ends: 8649 [2022-03-03 18:11:35,101 INFO L226 Difference]: Without dead ends: 8649 [2022-03-03 18:11:35,102 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:11:35,102 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1194 mSDsluCounter, 1165 mSDsCounter, 0 mSdLazyCounter, 1107 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1194 SdHoareTripleChecker+Valid, 1470 SdHoareTripleChecker+Invalid, 1278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:35,102 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1194 Valid, 1470 Invalid, 1278 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1107 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:11:35,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8649 states. [2022-03-03 18:11:35,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8649 to 7029. [2022-03-03 18:11:35,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7029 states, 7025 states have (on average 2.7701067615658364) internal successors, (19460), 7028 states have internal predecessors, (19460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:35,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7029 states to 7029 states and 19460 transitions. [2022-03-03 18:11:35,264 INFO L78 Accepts]: Start accepts. Automaton has 7029 states and 19460 transitions. Word has length 98 [2022-03-03 18:11:35,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:35,264 INFO L470 AbstractCegarLoop]: Abstraction has 7029 states and 19460 transitions. [2022-03-03 18:11:35,264 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) [2022-03-03 18:11:35,264 INFO L276 IsEmpty]: Start isEmpty. Operand 7029 states and 19460 transitions. [2022-03-03 18:11:35,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:35,271 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:35,271 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:35,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-03-03 18:11:35,271 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)] === [2022-03-03 18:11:35,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:35,273 INFO L85 PathProgramCache]: Analyzing trace with hash 564110734, now seen corresponding path program 37 times [2022-03-03 18:11:35,273 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:35,273 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135783198] [2022-03-03 18:11:35,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:35,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:35,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:35,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:35,715 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:35,715 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135783198] [2022-03-03 18:11:35,715 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135783198] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:35,715 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:35,715 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:35,715 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753724121] [2022-03-03 18:11:35,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:35,715 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:35,715 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:35,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:35,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:35,716 INFO L87 Difference]: Start difference. First operand 7029 states and 19460 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) [2022-03-03 18:11:37,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:37,818 INFO L93 Difference]: Finished difference Result 8983 states and 24299 transitions. [2022-03-03 18:11:37,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:11:37,818 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 [2022-03-03 18:11:37,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:37,834 INFO L225 Difference]: With dead ends: 8983 [2022-03-03 18:11:37,834 INFO L226 Difference]: Without dead ends: 8983 [2022-03-03 18:11:37,834 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:11:37,834 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 939 mSDsluCounter, 2342 mSDsCounter, 0 mSdLazyCounter, 2100 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 939 SdHoareTripleChecker+Valid, 2636 SdHoareTripleChecker+Invalid, 2222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 2100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:37,835 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [939 Valid, 2636 Invalid, 2222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 2100 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:11:37,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8983 states. [2022-03-03 18:11:37,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8983 to 7050. [2022-03-03 18:11:37,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7050 states, 7046 states have (on average 2.7706500141924497) internal successors, (19522), 7049 states have internal predecessors, (19522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:37,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7050 states to 7050 states and 19522 transitions. [2022-03-03 18:11:37,970 INFO L78 Accepts]: Start accepts. Automaton has 7050 states and 19522 transitions. Word has length 98 [2022-03-03 18:11:37,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:37,970 INFO L470 AbstractCegarLoop]: Abstraction has 7050 states and 19522 transitions. [2022-03-03 18:11:37,970 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) [2022-03-03 18:11:37,970 INFO L276 IsEmpty]: Start isEmpty. Operand 7050 states and 19522 transitions. [2022-03-03 18:11:37,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:37,976 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:37,976 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:37,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-03-03 18:11:37,977 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)] === [2022-03-03 18:11:37,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:37,977 INFO L85 PathProgramCache]: Analyzing trace with hash 1616924674, now seen corresponding path program 38 times [2022-03-03 18:11:37,977 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:37,977 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994803311] [2022-03-03 18:11:37,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:37,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:38,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:38,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:38,463 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:38,464 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994803311] [2022-03-03 18:11:38,464 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1994803311] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:38,464 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:38,464 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:38,464 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218667586] [2022-03-03 18:11:38,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:38,464 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:38,464 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:38,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:38,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:38,465 INFO L87 Difference]: Start difference. First operand 7050 states and 19522 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) [2022-03-03 18:11:40,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:40,656 INFO L93 Difference]: Finished difference Result 8852 states and 23986 transitions. [2022-03-03 18:11:40,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:40,656 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 [2022-03-03 18:11:40,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:40,672 INFO L225 Difference]: With dead ends: 8852 [2022-03-03 18:11:40,672 INFO L226 Difference]: Without dead ends: 8852 [2022-03-03 18:11:40,672 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:40,672 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1176 mSDsluCounter, 2125 mSDsCounter, 0 mSdLazyCounter, 1968 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1176 SdHoareTripleChecker+Valid, 2432 SdHoareTripleChecker+Invalid, 2128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 1968 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:40,673 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1176 Valid, 2432 Invalid, 2128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 1968 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:11:40,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8852 states. [2022-03-03 18:11:40,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8852 to 6987. [2022-03-03 18:11:40,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6987 states, 6983 states have (on average 2.7690104539596163) internal successors, (19336), 6986 states have internal predecessors, (19336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:40,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6987 states to 6987 states and 19336 transitions. [2022-03-03 18:11:40,797 INFO L78 Accepts]: Start accepts. Automaton has 6987 states and 19336 transitions. Word has length 98 [2022-03-03 18:11:40,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:40,797 INFO L470 AbstractCegarLoop]: Abstraction has 6987 states and 19336 transitions. [2022-03-03 18:11:40,797 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) [2022-03-03 18:11:40,797 INFO L276 IsEmpty]: Start isEmpty. Operand 6987 states and 19336 transitions. [2022-03-03 18:11:40,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:40,803 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:40,803 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:40,803 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-03-03 18:11:40,803 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)] === [2022-03-03 18:11:40,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:40,804 INFO L85 PathProgramCache]: Analyzing trace with hash -770480596, now seen corresponding path program 39 times [2022-03-03 18:11:40,804 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:40,804 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882522833] [2022-03-03 18:11:40,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:40,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:40,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:41,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:41,227 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:41,227 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882522833] [2022-03-03 18:11:41,227 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882522833] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:41,227 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:41,227 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:41,227 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222549568] [2022-03-03 18:11:41,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:41,228 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:41,228 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:41,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:41,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:41,228 INFO L87 Difference]: Start difference. First operand 6987 states and 19336 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) [2022-03-03 18:11:42,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:42,930 INFO L93 Difference]: Finished difference Result 8771 states and 23773 transitions. [2022-03-03 18:11:42,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:11:42,931 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 [2022-03-03 18:11:42,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:42,944 INFO L225 Difference]: With dead ends: 8771 [2022-03-03 18:11:42,945 INFO L226 Difference]: Without dead ends: 8771 [2022-03-03 18:11:42,945 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:11:42,945 INFO L933 BasicCegarLoop]: 346 mSDtfsCounter, 1341 mSDsluCounter, 1681 mSDsCounter, 0 mSdLazyCounter, 1573 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1341 SdHoareTripleChecker+Valid, 1994 SdHoareTripleChecker+Invalid, 1738 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 1573 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:42,945 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1341 Valid, 1994 Invalid, 1738 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 1573 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:11:42,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8771 states. [2022-03-03 18:11:43,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8771 to 7029. [2022-03-03 18:11:43,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7029 states, 7025 states have (on average 2.7701067615658364) internal successors, (19460), 7028 states have internal predecessors, (19460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:43,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7029 states to 7029 states and 19460 transitions. [2022-03-03 18:11:43,070 INFO L78 Accepts]: Start accepts. Automaton has 7029 states and 19460 transitions. Word has length 98 [2022-03-03 18:11:43,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:43,071 INFO L470 AbstractCegarLoop]: Abstraction has 7029 states and 19460 transitions. [2022-03-03 18:11:43,071 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) [2022-03-03 18:11:43,071 INFO L276 IsEmpty]: Start isEmpty. Operand 7029 states and 19460 transitions. [2022-03-03 18:11:43,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:43,077 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:43,077 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:43,078 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-03-03 18:11:43,078 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)] === [2022-03-03 18:11:43,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:43,078 INFO L85 PathProgramCache]: Analyzing trace with hash 282333344, now seen corresponding path program 40 times [2022-03-03 18:11:43,078 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:43,078 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442458150] [2022-03-03 18:11:43,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:43,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:43,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:43,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:43,593 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:43,593 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442458150] [2022-03-03 18:11:43,593 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442458150] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:43,593 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:43,593 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:43,593 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059531279] [2022-03-03 18:11:43,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:43,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:43,594 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:43,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:43,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:43,594 INFO L87 Difference]: Start difference. First operand 7029 states and 19460 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) [2022-03-03 18:11:45,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:45,704 INFO L93 Difference]: Finished difference Result 8953 states and 24309 transitions. [2022-03-03 18:11:45,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:45,704 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 [2022-03-03 18:11:45,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:45,718 INFO L225 Difference]: With dead ends: 8953 [2022-03-03 18:11:45,719 INFO L226 Difference]: Without dead ends: 8953 [2022-03-03 18:11:45,719 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:45,719 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 995 mSDsluCounter, 2037 mSDsCounter, 0 mSdLazyCounter, 1861 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 995 SdHoareTripleChecker+Valid, 2353 SdHoareTripleChecker+Invalid, 2025 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 1861 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:45,719 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [995 Valid, 2353 Invalid, 2025 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 1861 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:11:45,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8953 states. [2022-03-03 18:11:45,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8953 to 7008. [2022-03-03 18:11:45,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7008 states, 7004 states have (on average 2.76956025128498) internal successors, (19398), 7007 states have internal predecessors, (19398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:45,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7008 states to 7008 states and 19398 transitions. [2022-03-03 18:11:45,868 INFO L78 Accepts]: Start accepts. Automaton has 7008 states and 19398 transitions. Word has length 98 [2022-03-03 18:11:45,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:45,868 INFO L470 AbstractCegarLoop]: Abstraction has 7008 states and 19398 transitions. [2022-03-03 18:11:45,868 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) [2022-03-03 18:11:45,868 INFO L276 IsEmpty]: Start isEmpty. Operand 7008 states and 19398 transitions. [2022-03-03 18:11:45,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:45,874 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:45,874 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:45,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-03-03 18:11:45,874 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)] === [2022-03-03 18:11:45,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:45,875 INFO L85 PathProgramCache]: Analyzing trace with hash 266872548, now seen corresponding path program 41 times [2022-03-03 18:11:45,876 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:45,876 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515002638] [2022-03-03 18:11:45,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:45,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:45,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:46,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:46,501 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:46,501 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515002638] [2022-03-03 18:11:46,501 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515002638] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:46,501 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:46,501 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:46,501 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226032911] [2022-03-03 18:11:46,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:46,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:46,501 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:46,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:46,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:46,502 INFO L87 Difference]: Start difference. First operand 7008 states and 19398 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) [2022-03-03 18:11:48,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:48,558 INFO L93 Difference]: Finished difference Result 8787 states and 23890 transitions. [2022-03-03 18:11:48,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:48,558 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 [2022-03-03 18:11:48,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:48,575 INFO L225 Difference]: With dead ends: 8787 [2022-03-03 18:11:48,575 INFO L226 Difference]: Without dead ends: 8787 [2022-03-03 18:11:48,575 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:48,576 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 999 mSDsluCounter, 1965 mSDsCounter, 0 mSdLazyCounter, 1802 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 999 SdHoareTripleChecker+Valid, 2281 SdHoareTripleChecker+Invalid, 1969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 1802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:48,576 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [999 Valid, 2281 Invalid, 1969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 1802 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:11:48,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8787 states. [2022-03-03 18:11:48,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8787 to 6945. [2022-03-03 18:11:48,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6945 states, 6941 states have (on average 2.7679008788359027) internal successors, (19212), 6944 states have internal predecessors, (19212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:48,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6945 states to 6945 states and 19212 transitions. [2022-03-03 18:11:48,711 INFO L78 Accepts]: Start accepts. Automaton has 6945 states and 19212 transitions. Word has length 98 [2022-03-03 18:11:48,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:48,711 INFO L470 AbstractCegarLoop]: Abstraction has 6945 states and 19212 transitions. [2022-03-03 18:11:48,711 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) [2022-03-03 18:11:48,711 INFO L276 IsEmpty]: Start isEmpty. Operand 6945 states and 19212 transitions. [2022-03-03 18:11:48,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:48,717 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:48,717 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:48,718 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-03-03 18:11:48,718 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)] === [2022-03-03 18:11:48,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:48,718 INFO L85 PathProgramCache]: Analyzing trace with hash -1434238620, now seen corresponding path program 42 times [2022-03-03 18:11:48,718 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:48,718 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066344553] [2022-03-03 18:11:48,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:48,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:49,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:49,187 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:49,187 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066344553] [2022-03-03 18:11:49,187 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066344553] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:49,187 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:49,187 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:49,187 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209215613] [2022-03-03 18:11:49,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:49,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:49,187 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:49,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:49,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:49,188 INFO L87 Difference]: Start difference. First operand 6945 states and 19212 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) [2022-03-03 18:11:50,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:50,862 INFO L93 Difference]: Finished difference Result 9035 states and 24478 transitions. [2022-03-03 18:11:50,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:11:50,862 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 [2022-03-03 18:11:50,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:50,878 INFO L225 Difference]: With dead ends: 9035 [2022-03-03 18:11:50,879 INFO L226 Difference]: Without dead ends: 9035 [2022-03-03 18:11:50,879 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:11:50,879 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1203 mSDsluCounter, 1649 mSDsCounter, 0 mSdLazyCounter, 1509 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1203 SdHoareTripleChecker+Valid, 1944 SdHoareTripleChecker+Invalid, 1648 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:50,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1203 Valid, 1944 Invalid, 1648 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1509 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:11:50,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9035 states. [2022-03-03 18:11:50,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9035 to 6966. [2022-03-03 18:11:50,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6966 states, 6962 states have (on average 2.768457339844872) internal successors, (19274), 6965 states have internal predecessors, (19274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:51,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6966 states to 6966 states and 19274 transitions. [2022-03-03 18:11:51,009 INFO L78 Accepts]: Start accepts. Automaton has 6966 states and 19274 transitions. Word has length 98 [2022-03-03 18:11:51,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:51,009 INFO L470 AbstractCegarLoop]: Abstraction has 6966 states and 19274 transitions. [2022-03-03 18:11:51,009 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) [2022-03-03 18:11:51,009 INFO L276 IsEmpty]: Start isEmpty. Operand 6966 states and 19274 transitions. [2022-03-03 18:11:51,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:51,015 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:51,015 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:51,015 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-03-03 18:11:51,016 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)] === [2022-03-03 18:11:51,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:51,016 INFO L85 PathProgramCache]: Analyzing trace with hash -1139454966, now seen corresponding path program 43 times [2022-03-03 18:11:51,016 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:51,016 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694684384] [2022-03-03 18:11:51,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:51,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:51,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:51,453 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:51,453 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694684384] [2022-03-03 18:11:51,453 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694684384] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:51,453 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:51,453 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:51,453 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631093660] [2022-03-03 18:11:51,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:51,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:51,454 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:51,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:51,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:51,454 INFO L87 Difference]: Start difference. First operand 6966 states and 19274 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) [2022-03-03 18:11:53,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:53,219 INFO L93 Difference]: Finished difference Result 9247 states and 25004 transitions. [2022-03-03 18:11:53,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:11:53,220 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 [2022-03-03 18:11:53,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:53,237 INFO L225 Difference]: With dead ends: 9247 [2022-03-03 18:11:53,237 INFO L226 Difference]: Without dead ends: 9247 [2022-03-03 18:11:53,238 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:11:53,238 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1149 mSDsluCounter, 1764 mSDsCounter, 0 mSdLazyCounter, 1589 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1149 SdHoareTripleChecker+Valid, 2070 SdHoareTripleChecker+Invalid, 1750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1589 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:53,238 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1149 Valid, 2070 Invalid, 1750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1589 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:11:53,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9247 states. [2022-03-03 18:11:53,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9247 to 7008. [2022-03-03 18:11:53,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7008 states, 7004 states have (on average 2.76956025128498) internal successors, (19398), 7007 states have internal predecessors, (19398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:53,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7008 states to 7008 states and 19398 transitions. [2022-03-03 18:11:53,373 INFO L78 Accepts]: Start accepts. Automaton has 7008 states and 19398 transitions. Word has length 98 [2022-03-03 18:11:53,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:53,373 INFO L470 AbstractCegarLoop]: Abstraction has 7008 states and 19398 transitions. [2022-03-03 18:11:53,373 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) [2022-03-03 18:11:53,373 INFO L276 IsEmpty]: Start isEmpty. Operand 7008 states and 19398 transitions. [2022-03-03 18:11:53,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:53,379 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:53,380 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:53,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-03-03 18:11:53,380 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)] === [2022-03-03 18:11:53,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:53,380 INFO L85 PathProgramCache]: Analyzing trace with hash 1300400044, now seen corresponding path program 44 times [2022-03-03 18:11:53,380 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:53,380 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111263065] [2022-03-03 18:11:53,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:53,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:53,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:53,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:53,841 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:53,841 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111263065] [2022-03-03 18:11:53,842 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111263065] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:53,842 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:53,842 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:53,842 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084769503] [2022-03-03 18:11:53,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:53,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:53,842 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:53,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:53,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:53,843 INFO L87 Difference]: Start difference. First operand 7008 states and 19398 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) [2022-03-03 18:11:55,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:55,914 INFO L93 Difference]: Finished difference Result 9159 states and 24769 transitions. [2022-03-03 18:11:55,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:11:55,914 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 [2022-03-03 18:11:55,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:55,930 INFO L225 Difference]: With dead ends: 9159 [2022-03-03 18:11:55,931 INFO L226 Difference]: Without dead ends: 9159 [2022-03-03 18:11:55,931 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:11:55,931 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1096 mSDsluCounter, 2158 mSDsCounter, 0 mSdLazyCounter, 1950 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1096 SdHoareTripleChecker+Valid, 2467 SdHoareTripleChecker+Invalid, 2081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1950 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:55,931 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1096 Valid, 2467 Invalid, 2081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1950 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:11:55,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9159 states. [2022-03-03 18:11:56,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9159 to 7029. [2022-03-03 18:11:56,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7029 states, 7025 states have (on average 2.7701067615658364) internal successors, (19460), 7028 states have internal predecessors, (19460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:56,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7029 states to 7029 states and 19460 transitions. [2022-03-03 18:11:56,114 INFO L78 Accepts]: Start accepts. Automaton has 7029 states and 19460 transitions. Word has length 98 [2022-03-03 18:11:56,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:56,114 INFO L470 AbstractCegarLoop]: Abstraction has 7029 states and 19460 transitions. [2022-03-03 18:11:56,115 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) [2022-03-03 18:11:56,115 INFO L276 IsEmpty]: Start isEmpty. Operand 7029 states and 19460 transitions. [2022-03-03 18:11:56,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:56,121 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:56,121 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:56,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-03-03 18:11:56,121 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)] === [2022-03-03 18:11:56,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:56,123 INFO L85 PathProgramCache]: Analyzing trace with hash -1941753312, now seen corresponding path program 45 times [2022-03-03 18:11:56,123 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:56,123 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72964457] [2022-03-03 18:11:56,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:56,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:56,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:56,630 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:56,630 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72964457] [2022-03-03 18:11:56,630 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72964457] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:56,630 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:56,630 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:56,630 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594397891] [2022-03-03 18:11:56,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:56,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:56,631 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:56,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:56,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:56,631 INFO L87 Difference]: Start difference. First operand 7029 states and 19460 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) [2022-03-03 18:11:58,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:58,462 INFO L93 Difference]: Finished difference Result 9028 states and 24456 transitions. [2022-03-03 18:11:58,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:58,463 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 [2022-03-03 18:11:58,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:58,477 INFO L225 Difference]: With dead ends: 9028 [2022-03-03 18:11:58,477 INFO L226 Difference]: Without dead ends: 9028 [2022-03-03 18:11:58,478 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:58,478 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 1437 mSDsluCounter, 1657 mSDsCounter, 0 mSdLazyCounter, 1545 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1437 SdHoareTripleChecker+Valid, 1986 SdHoareTripleChecker+Invalid, 1715 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1545 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:58,478 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1437 Valid, 1986 Invalid, 1715 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1545 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:11:58,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9028 states. [2022-03-03 18:11:58,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9028 to 6924. [2022-03-03 18:11:58,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6924 states, 6920 states have (on average 2.7673410404624277) internal successors, (19150), 6923 states have internal predecessors, (19150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:58,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6924 states to 6924 states and 19150 transitions. [2022-03-03 18:11:58,594 INFO L78 Accepts]: Start accepts. Automaton has 6924 states and 19150 transitions. Word has length 98 [2022-03-03 18:11:58,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:58,594 INFO L470 AbstractCegarLoop]: Abstraction has 6924 states and 19150 transitions. [2022-03-03 18:11:58,594 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) [2022-03-03 18:11:58,594 INFO L276 IsEmpty]: Start isEmpty. Operand 6924 states and 19150 transitions. [2022-03-03 18:11:58,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:58,600 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:58,600 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:58,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-03-03 18:11:58,600 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)] === [2022-03-03 18:11:58,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:58,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1334135892, now seen corresponding path program 46 times [2022-03-03 18:11:58,601 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:58,601 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132582715] [2022-03-03 18:11:58,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:58,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:58,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:59,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:59,023 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:59,023 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132582715] [2022-03-03 18:11:59,023 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132582715] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:59,023 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:59,023 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:59,023 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129849167] [2022-03-03 18:11:59,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:59,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:59,023 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:59,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:59,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:59,024 INFO L87 Difference]: Start difference. First operand 6924 states and 19150 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) [2022-03-03 18:12:00,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:00,136 INFO L93 Difference]: Finished difference Result 7820 states and 21134 transitions. [2022-03-03 18:12:00,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-03 18:12:00,136 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 [2022-03-03 18:12:00,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:00,150 INFO L225 Difference]: With dead ends: 7820 [2022-03-03 18:12:00,150 INFO L226 Difference]: Without dead ends: 7820 [2022-03-03 18:12:00,150 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:12:00,150 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 1235 mSDsluCounter, 905 mSDsCounter, 0 mSdLazyCounter, 863 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 1188 SdHoareTripleChecker+Invalid, 1000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 863 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:00,151 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 1188 Invalid, 1000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 863 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:12:00,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7820 states. [2022-03-03 18:12:00,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7820 to 6928. [2022-03-03 18:12:00,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6928 states, 6924 states have (on average 2.767475447718082) internal successors, (19162), 6927 states have internal predecessors, (19162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:00,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6928 states to 6928 states and 19162 transitions. [2022-03-03 18:12:00,268 INFO L78 Accepts]: Start accepts. Automaton has 6928 states and 19162 transitions. Word has length 98 [2022-03-03 18:12:00,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:00,268 INFO L470 AbstractCegarLoop]: Abstraction has 6928 states and 19162 transitions. [2022-03-03 18:12:00,268 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) [2022-03-03 18:12:00,268 INFO L276 IsEmpty]: Start isEmpty. Operand 6928 states and 19162 transitions. [2022-03-03 18:12:00,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:00,274 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:00,274 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:00,274 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-03-03 18:12:00,275 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)] === [2022-03-03 18:12:00,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:00,275 INFO L85 PathProgramCache]: Analyzing trace with hash -579949652, now seen corresponding path program 46 times [2022-03-03 18:12:00,275 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:00,275 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708512665] [2022-03-03 18:12:00,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:00,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:00,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:00,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:00,688 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:00,688 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708512665] [2022-03-03 18:12:00,688 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708512665] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:00,688 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:00,688 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:00,688 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746633313] [2022-03-03 18:12:00,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:00,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:00,689 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:00,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:00,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:00,689 INFO L87 Difference]: Start difference. First operand 6928 states and 19162 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) [2022-03-03 18:12:01,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:01,912 INFO L93 Difference]: Finished difference Result 7919 states and 21332 transitions. [2022-03-03 18:12:01,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-03 18:12:01,913 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 [2022-03-03 18:12:01,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:01,927 INFO L225 Difference]: With dead ends: 7919 [2022-03-03 18:12:01,927 INFO L226 Difference]: Without dead ends: 7919 [2022-03-03 18:12:01,928 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:12:01,928 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 923 mSDsluCounter, 1251 mSDsCounter, 0 mSdLazyCounter, 1060 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 923 SdHoareTripleChecker+Valid, 1548 SdHoareTripleChecker+Invalid, 1175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1060 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:01,928 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [923 Valid, 1548 Invalid, 1175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1060 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:12:01,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7919 states. [2022-03-03 18:12:02,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7919 to 6932. [2022-03-03 18:12:02,038 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) [2022-03-03 18:12:02,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6932 states to 6932 states and 19174 transitions. [2022-03-03 18:12:02,053 INFO L78 Accepts]: Start accepts. Automaton has 6932 states and 19174 transitions. Word has length 98 [2022-03-03 18:12:02,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:02,053 INFO L470 AbstractCegarLoop]: Abstraction has 6932 states and 19174 transitions. [2022-03-03 18:12:02,053 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) [2022-03-03 18:12:02,053 INFO L276 IsEmpty]: Start isEmpty. Operand 6932 states and 19174 transitions. [2022-03-03 18:12:02,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:02,059 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:02,060 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:02,060 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-03-03 18:12:02,060 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)] === [2022-03-03 18:12:02,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:02,060 INFO L85 PathProgramCache]: Analyzing trace with hash 1892997576, now seen corresponding path program 47 times [2022-03-03 18:12:02,060 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:02,060 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673661857] [2022-03-03 18:12:02,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:02,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:02,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:02,473 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:02,473 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673661857] [2022-03-03 18:12:02,473 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673661857] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:02,473 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:02,474 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:02,474 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954485028] [2022-03-03 18:12:02,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:02,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:02,474 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:02,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:02,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:02,474 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) [2022-03-03 18:12:04,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:04,080 INFO L93 Difference]: Finished difference Result 8352 states and 22618 transitions. [2022-03-03 18:12:04,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:12:04,081 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 [2022-03-03 18:12:04,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:04,094 INFO L225 Difference]: With dead ends: 8352 [2022-03-03 18:12:04,094 INFO L226 Difference]: Without dead ends: 8352 [2022-03-03 18:12:04,095 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=289, Invalid=641, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:12:04,095 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1260 mSDsluCounter, 1653 mSDsCounter, 0 mSdLazyCounter, 1451 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1260 SdHoareTripleChecker+Valid, 1943 SdHoareTripleChecker+Invalid, 1582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:04,095 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1260 Valid, 1943 Invalid, 1582 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1451 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:12:04,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8352 states. [2022-03-03 18:12:04,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8352 to 6953. [2022-03-03 18:12:04,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6953 states, 6949 states have (on average 2.76816808173838) internal successors, (19236), 6952 states have internal predecessors, (19236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:04,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6953 states to 6953 states and 19236 transitions. [2022-03-03 18:12:04,202 INFO L78 Accepts]: Start accepts. Automaton has 6953 states and 19236 transitions. Word has length 98 [2022-03-03 18:12:04,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:04,202 INFO L470 AbstractCegarLoop]: Abstraction has 6953 states and 19236 transitions. [2022-03-03 18:12:04,202 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) [2022-03-03 18:12:04,202 INFO L276 IsEmpty]: Start isEmpty. Operand 6953 states and 19236 transitions. [2022-03-03 18:12:04,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:04,208 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:04,208 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:04,208 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-03-03 18:12:04,208 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)] === [2022-03-03 18:12:04,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:04,209 INFO L85 PathProgramCache]: Analyzing trace with hash -1137524146, now seen corresponding path program 48 times [2022-03-03 18:12:04,209 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:04,209 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736698428] [2022-03-03 18:12:04,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:04,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:04,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:04,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:04,687 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:04,687 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736698428] [2022-03-03 18:12:04,687 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736698428] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:04,687 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:04,687 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:04,688 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693182180] [2022-03-03 18:12:04,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:04,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:04,688 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:04,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:04,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:04,688 INFO L87 Difference]: Start difference. First operand 6953 states and 19236 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) [2022-03-03 18:12:06,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:06,277 INFO L93 Difference]: Finished difference Result 8261 states and 22378 transitions. [2022-03-03 18:12:06,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:12:06,277 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 [2022-03-03 18:12:06,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:06,290 INFO L225 Difference]: With dead ends: 8261 [2022-03-03 18:12:06,290 INFO L226 Difference]: Without dead ends: 8261 [2022-03-03 18:12:06,291 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:12:06,291 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1117 mSDsluCounter, 1467 mSDsCounter, 0 mSdLazyCounter, 1357 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1117 SdHoareTripleChecker+Valid, 1768 SdHoareTripleChecker+Invalid, 1491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:06,291 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1117 Valid, 1768 Invalid, 1491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1357 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:12:06,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8261 states. [2022-03-03 18:12:06,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8261 to 6995. [2022-03-03 18:12:06,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6995 states, 6991 states have (on average 2.7692747818623946) internal successors, (19360), 6994 states have internal predecessors, (19360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:06,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6995 states to 6995 states and 19360 transitions. [2022-03-03 18:12:06,393 INFO L78 Accepts]: Start accepts. Automaton has 6995 states and 19360 transitions. Word has length 98 [2022-03-03 18:12:06,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:06,394 INFO L470 AbstractCegarLoop]: Abstraction has 6995 states and 19360 transitions. [2022-03-03 18:12:06,394 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) [2022-03-03 18:12:06,394 INFO L276 IsEmpty]: Start isEmpty. Operand 6995 states and 19360 transitions. [2022-03-03 18:12:06,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:06,399 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:06,400 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:06,400 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-03-03 18:12:06,400 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)] === [2022-03-03 18:12:06,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:06,400 INFO L85 PathProgramCache]: Analyzing trace with hash -354764304, now seen corresponding path program 49 times [2022-03-03 18:12:06,400 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:06,400 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914564909] [2022-03-03 18:12:06,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:06,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:06,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:06,785 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:06,785 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914564909] [2022-03-03 18:12:06,785 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914564909] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:06,785 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:06,785 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:06,785 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316010877] [2022-03-03 18:12:06,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:06,785 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:06,785 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:06,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:06,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:06,786 INFO L87 Difference]: Start difference. First operand 6995 states and 19360 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) [2022-03-03 18:12:08,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:08,575 INFO L93 Difference]: Finished difference Result 8184 states and 22165 transitions. [2022-03-03 18:12:08,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:12:08,576 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 [2022-03-03 18:12:08,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:08,589 INFO L225 Difference]: With dead ends: 8184 [2022-03-03 18:12:08,589 INFO L226 Difference]: Without dead ends: 8184 [2022-03-03 18:12:08,590 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=336, Invalid=720, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:12:08,590 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1199 mSDsluCounter, 1844 mSDsCounter, 0 mSdLazyCounter, 1678 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1199 SdHoareTripleChecker+Valid, 2150 SdHoareTripleChecker+Invalid, 1811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1678 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:08,590 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1199 Valid, 2150 Invalid, 1811 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1678 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:12:08,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8184 states. [2022-03-03 18:12:08,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8184 to 7016. [2022-03-03 18:12:08,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7016 states, 7012 states have (on average 2.7698231602966343) internal successors, (19422), 7015 states have internal predecessors, (19422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:08,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7016 states to 7016 states and 19422 transitions. [2022-03-03 18:12:08,695 INFO L78 Accepts]: Start accepts. Automaton has 7016 states and 19422 transitions. Word has length 98 [2022-03-03 18:12:08,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:08,695 INFO L470 AbstractCegarLoop]: Abstraction has 7016 states and 19422 transitions. [2022-03-03 18:12:08,695 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) [2022-03-03 18:12:08,695 INFO L276 IsEmpty]: Start isEmpty. Operand 7016 states and 19422 transitions. [2022-03-03 18:12:08,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:08,701 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:08,701 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:08,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-03-03 18:12:08,701 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)] === [2022-03-03 18:12:08,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:08,702 INFO L85 PathProgramCache]: Analyzing trace with hash 254759556, now seen corresponding path program 50 times [2022-03-03 18:12:08,702 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:08,702 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154996464] [2022-03-03 18:12:08,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:08,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:08,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:09,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:09,207 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:09,207 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154996464] [2022-03-03 18:12:09,207 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154996464] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:09,207 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:09,207 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:09,207 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967115287] [2022-03-03 18:12:09,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:09,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:09,207 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:09,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:09,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:09,208 INFO L87 Difference]: Start difference. First operand 7016 states and 19422 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) [2022-03-03 18:12:11,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:11,143 INFO L93 Difference]: Finished difference Result 8086 states and 21918 transitions. [2022-03-03 18:12:11,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:11,143 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 [2022-03-03 18:12:11,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:11,156 INFO L225 Difference]: With dead ends: 8086 [2022-03-03 18:12:11,156 INFO L226 Difference]: Without dead ends: 8086 [2022-03-03 18:12:11,157 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:11,157 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 914 mSDsluCounter, 1857 mSDsCounter, 0 mSdLazyCounter, 1668 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 914 SdHoareTripleChecker+Valid, 2172 SdHoareTripleChecker+Invalid, 1772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 1668 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:11,157 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [914 Valid, 2172 Invalid, 1772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 1668 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:12:11,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8086 states. [2022-03-03 18:12:11,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8086 to 6932. [2022-03-03 18:12:11,286 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) [2022-03-03 18:12:11,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6932 states to 6932 states and 19174 transitions. [2022-03-03 18:12:11,300 INFO L78 Accepts]: Start accepts. Automaton has 6932 states and 19174 transitions. Word has length 98 [2022-03-03 18:12:11,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:11,300 INFO L470 AbstractCegarLoop]: Abstraction has 6932 states and 19174 transitions. [2022-03-03 18:12:11,301 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) [2022-03-03 18:12:11,301 INFO L276 IsEmpty]: Start isEmpty. Operand 6932 states and 19174 transitions. [2022-03-03 18:12:11,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:11,306 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:11,307 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:11,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-03-03 18:12:11,307 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)] === [2022-03-03 18:12:11,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:11,307 INFO L85 PathProgramCache]: Analyzing trace with hash -1642531928, now seen corresponding path program 47 times [2022-03-03 18:12:11,307 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:11,307 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795772356] [2022-03-03 18:12:11,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:11,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:11,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:11,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:11,770 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:11,770 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795772356] [2022-03-03 18:12:11,770 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795772356] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:11,770 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:11,770 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:11,770 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514360278] [2022-03-03 18:12:11,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:11,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:11,770 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:11,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:11,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:11,771 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) [2022-03-03 18:12:13,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:13,165 INFO L93 Difference]: Finished difference Result 8517 states and 22948 transitions. [2022-03-03 18:12:13,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:12:13,166 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 [2022-03-03 18:12:13,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:13,180 INFO L225 Difference]: With dead ends: 8517 [2022-03-03 18:12:13,180 INFO L226 Difference]: Without dead ends: 8517 [2022-03-03 18:12:13,180 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:12:13,181 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1223 mSDsluCounter, 1162 mSDsCounter, 0 mSdLazyCounter, 1158 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1223 SdHoareTripleChecker+Valid, 1473 SdHoareTripleChecker+Invalid, 1282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:13,181 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1223 Valid, 1473 Invalid, 1282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1158 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:12:13,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8517 states. [2022-03-03 18:12:13,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8517 to 6953. [2022-03-03 18:12:13,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6953 states, 6949 states have (on average 2.76816808173838) internal successors, (19236), 6952 states have internal predecessors, (19236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:13,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6953 states to 6953 states and 19236 transitions. [2022-03-03 18:12:13,288 INFO L78 Accepts]: Start accepts. Automaton has 6953 states and 19236 transitions. Word has length 98 [2022-03-03 18:12:13,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:13,289 INFO L470 AbstractCegarLoop]: Abstraction has 6953 states and 19236 transitions. [2022-03-03 18:12:13,289 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) [2022-03-03 18:12:13,289 INFO L276 IsEmpty]: Start isEmpty. Operand 6953 states and 19236 transitions. [2022-03-03 18:12:13,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:13,295 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:13,295 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:13,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-03-03 18:12:13,295 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)] === [2022-03-03 18:12:13,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:13,295 INFO L85 PathProgramCache]: Analyzing trace with hash -1347748274, now seen corresponding path program 48 times [2022-03-03 18:12:13,295 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:13,296 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150004932] [2022-03-03 18:12:13,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:13,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:13,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:13,753 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:13,753 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150004932] [2022-03-03 18:12:13,754 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150004932] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:13,754 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:13,754 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:13,754 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248144080] [2022-03-03 18:12:13,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:13,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:13,754 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:13,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:13,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:13,755 INFO L87 Difference]: Start difference. First operand 6953 states and 19236 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) [2022-03-03 18:12:15,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:15,609 INFO L93 Difference]: Finished difference Result 8404 states and 22664 transitions. [2022-03-03 18:12:15,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:12:15,610 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 [2022-03-03 18:12:15,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:15,624 INFO L225 Difference]: With dead ends: 8404 [2022-03-03 18:12:15,624 INFO L226 Difference]: Without dead ends: 8404 [2022-03-03 18:12:15,625 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:12:15,625 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1062 mSDsluCounter, 1912 mSDsCounter, 0 mSdLazyCounter, 1671 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1062 SdHoareTripleChecker+Valid, 2228 SdHoareTripleChecker+Invalid, 1794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:15,625 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1062 Valid, 2228 Invalid, 1794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1671 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:12:15,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8404 states. [2022-03-03 18:12:15,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8404 to 6995. [2022-03-03 18:12:15,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6995 states, 6991 states have (on average 2.7692747818623946) internal successors, (19360), 6994 states have internal predecessors, (19360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:15,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6995 states to 6995 states and 19360 transitions. [2022-03-03 18:12:15,766 INFO L78 Accepts]: Start accepts. Automaton has 6995 states and 19360 transitions. Word has length 98 [2022-03-03 18:12:15,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:15,766 INFO L470 AbstractCegarLoop]: Abstraction has 6995 states and 19360 transitions. [2022-03-03 18:12:15,766 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) [2022-03-03 18:12:15,766 INFO L276 IsEmpty]: Start isEmpty. Operand 6995 states and 19360 transitions. [2022-03-03 18:12:15,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:15,772 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:15,772 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:15,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-03-03 18:12:15,772 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)] === [2022-03-03 18:12:15,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:15,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1092106736, now seen corresponding path program 49 times [2022-03-03 18:12:15,774 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:15,774 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699704637] [2022-03-03 18:12:15,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:15,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:16,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:16,176 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:16,176 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699704637] [2022-03-03 18:12:16,176 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699704637] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:16,176 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:16,177 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:16,177 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519428623] [2022-03-03 18:12:16,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:16,177 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:16,177 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:16,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:16,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:16,178 INFO L87 Difference]: Start difference. First operand 6995 states and 19360 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) [2022-03-03 18:12:18,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:18,065 INFO L93 Difference]: Finished difference Result 8316 states and 22429 transitions. [2022-03-03 18:12:18,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:12:18,065 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 [2022-03-03 18:12:18,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:18,078 INFO L225 Difference]: With dead ends: 8316 [2022-03-03 18:12:18,078 INFO L226 Difference]: Without dead ends: 8316 [2022-03-03 18:12:18,079 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:12:18,079 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1252 mSDsluCounter, 1899 mSDsCounter, 0 mSdLazyCounter, 1686 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1252 SdHoareTripleChecker+Valid, 2224 SdHoareTripleChecker+Invalid, 1843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:18,079 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1252 Valid, 2224 Invalid, 1843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1686 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:12:18,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8316 states. [2022-03-03 18:12:18,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8316 to 7016. [2022-03-03 18:12:18,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7016 states, 7012 states have (on average 2.7698231602966343) internal successors, (19422), 7015 states have internal predecessors, (19422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:18,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7016 states to 7016 states and 19422 transitions. [2022-03-03 18:12:18,227 INFO L78 Accepts]: Start accepts. Automaton has 7016 states and 19422 transitions. Word has length 98 [2022-03-03 18:12:18,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:18,227 INFO L470 AbstractCegarLoop]: Abstraction has 7016 states and 19422 transitions. [2022-03-03 18:12:18,227 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) [2022-03-03 18:12:18,227 INFO L276 IsEmpty]: Start isEmpty. Operand 7016 states and 19422 transitions. [2022-03-03 18:12:18,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:18,235 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:18,235 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:18,235 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-03-03 18:12:18,235 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)] === [2022-03-03 18:12:18,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:18,236 INFO L85 PathProgramCache]: Analyzing trace with hash 2144920676, now seen corresponding path program 50 times [2022-03-03 18:12:18,236 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:18,236 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457544545] [2022-03-03 18:12:18,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:18,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:18,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:18,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:18,727 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:18,727 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457544545] [2022-03-03 18:12:18,727 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457544545] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:18,727 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:18,727 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:18,727 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572941186] [2022-03-03 18:12:18,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:18,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:18,728 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:18,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:18,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:18,728 INFO L87 Difference]: Start difference. First operand 7016 states and 19422 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) [2022-03-03 18:12:20,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:20,705 INFO L93 Difference]: Finished difference Result 8185 states and 22116 transitions. [2022-03-03 18:12:20,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:20,706 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 [2022-03-03 18:12:20,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:20,719 INFO L225 Difference]: With dead ends: 8185 [2022-03-03 18:12:20,719 INFO L226 Difference]: Without dead ends: 8185 [2022-03-03 18:12:20,720 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:20,720 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1253 mSDsluCounter, 1786 mSDsCounter, 0 mSdLazyCounter, 1651 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1253 SdHoareTripleChecker+Valid, 2120 SdHoareTripleChecker+Invalid, 1810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1651 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:20,720 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1253 Valid, 2120 Invalid, 1810 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1651 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:12:20,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8185 states. [2022-03-03 18:12:20,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8185 to 6932. [2022-03-03 18:12:20,824 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) [2022-03-03 18:12:20,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6932 states to 6932 states and 19174 transitions. [2022-03-03 18:12:20,838 INFO L78 Accepts]: Start accepts. Automaton has 6932 states and 19174 transitions. Word has length 98 [2022-03-03 18:12:20,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:20,838 INFO L470 AbstractCegarLoop]: Abstraction has 6932 states and 19174 transitions. [2022-03-03 18:12:20,838 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) [2022-03-03 18:12:20,838 INFO L276 IsEmpty]: Start isEmpty. Operand 6932 states and 19174 transitions. [2022-03-03 18:12:20,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:20,844 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:20,845 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:20,845 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-03-03 18:12:20,845 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)] === [2022-03-03 18:12:20,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:20,845 INFO L85 PathProgramCache]: Analyzing trace with hash -1278476066, now seen corresponding path program 51 times [2022-03-03 18:12:20,845 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:20,845 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395280553] [2022-03-03 18:12:20,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:20,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:20,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:21,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:21,273 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:21,273 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395280553] [2022-03-03 18:12:21,273 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395280553] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:21,273 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:21,273 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:21,273 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270837835] [2022-03-03 18:12:21,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:21,273 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:21,273 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:21,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:21,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:21,274 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) [2022-03-03 18:12:22,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:22,824 INFO L93 Difference]: Finished difference Result 8968 states and 24380 transitions. [2022-03-03 18:12:22,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:12:22,825 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 [2022-03-03 18:12:22,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:22,839 INFO L225 Difference]: With dead ends: 8968 [2022-03-03 18:12:22,839 INFO L226 Difference]: Without dead ends: 8968 [2022-03-03 18:12:22,840 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:12:22,840 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 1058 mSDsluCounter, 1643 mSDsCounter, 0 mSdLazyCounter, 1496 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1058 SdHoareTripleChecker+Valid, 1928 SdHoareTripleChecker+Invalid, 1610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:22,840 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1058 Valid, 1928 Invalid, 1610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1496 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:12:22,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8968 states. [2022-03-03 18:12:22,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8968 to 7020. [2022-03-03 18:12:22,944 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) [2022-03-03 18:12:22,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7020 states to 7020 states and 19434 transitions. [2022-03-03 18:12:22,959 INFO L78 Accepts]: Start accepts. Automaton has 7020 states and 19434 transitions. Word has length 98 [2022-03-03 18:12:22,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:22,959 INFO L470 AbstractCegarLoop]: Abstraction has 7020 states and 19434 transitions. [2022-03-03 18:12:22,959 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) [2022-03-03 18:12:22,959 INFO L276 IsEmpty]: Start isEmpty. Operand 7020 states and 19434 transitions. [2022-03-03 18:12:22,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:22,965 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:22,965 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:22,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-03-03 18:12:22,965 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)] === [2022-03-03 18:12:22,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:22,966 INFO L85 PathProgramCache]: Analyzing trace with hash -421980120, now seen corresponding path program 52 times [2022-03-03 18:12:22,966 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:22,966 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164415432] [2022-03-03 18:12:22,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:22,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:22,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:23,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:23,369 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:23,369 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164415432] [2022-03-03 18:12:23,369 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164415432] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:23,369 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:23,369 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:23,369 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956822804] [2022-03-03 18:12:23,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:23,369 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:23,369 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:23,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:23,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:23,370 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) [2022-03-03 18:12:25,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:25,096 INFO L93 Difference]: Finished difference Result 9269 states and 25225 transitions. [2022-03-03 18:12:25,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:12:25,097 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 [2022-03-03 18:12:25,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:25,112 INFO L225 Difference]: With dead ends: 9269 [2022-03-03 18:12:25,112 INFO L226 Difference]: Without dead ends: 9269 [2022-03-03 18:12:25,112 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:12:25,112 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 1241 mSDsluCounter, 1752 mSDsCounter, 0 mSdLazyCounter, 1653 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1241 SdHoareTripleChecker+Valid, 2044 SdHoareTripleChecker+Invalid, 1771 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:25,113 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1241 Valid, 2044 Invalid, 1771 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1653 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:12:25,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9269 states. [2022-03-03 18:12:25,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9269 to 7041. [2022-03-03 18:12:25,216 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) [2022-03-03 18:12:25,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7041 states to 7041 states and 19496 transitions. [2022-03-03 18:12:25,229 INFO L78 Accepts]: Start accepts. Automaton has 7041 states and 19496 transitions. Word has length 98 [2022-03-03 18:12:25,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:25,230 INFO L470 AbstractCegarLoop]: Abstraction has 7041 states and 19496 transitions. [2022-03-03 18:12:25,230 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) [2022-03-03 18:12:25,230 INFO L276 IsEmpty]: Start isEmpty. Operand 7041 states and 19496 transitions. [2022-03-03 18:12:25,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:25,236 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:25,236 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:25,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-03-03 18:12:25,236 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)] === [2022-03-03 18:12:25,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:25,236 INFO L85 PathProgramCache]: Analyzing trace with hash 187543740, now seen corresponding path program 53 times [2022-03-03 18:12:25,236 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:25,236 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292023779] [2022-03-03 18:12:25,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:25,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:25,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:25,762 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:25,762 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292023779] [2022-03-03 18:12:25,762 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292023779] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:25,762 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:25,762 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:25,762 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757497225] [2022-03-03 18:12:25,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:25,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:25,763 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:25,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:25,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:25,763 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) [2022-03-03 18:12:27,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:27,792 INFO L93 Difference]: Finished difference Result 9171 states and 24978 transitions. [2022-03-03 18:12:27,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:27,792 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 [2022-03-03 18:12:27,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:27,808 INFO L225 Difference]: With dead ends: 9171 [2022-03-03 18:12:27,808 INFO L226 Difference]: Without dead ends: 9171 [2022-03-03 18:12:27,808 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:27,808 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 919 mSDsluCounter, 2106 mSDsCounter, 0 mSdLazyCounter, 1933 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 919 SdHoareTripleChecker+Valid, 2403 SdHoareTripleChecker+Invalid, 2049 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1933 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:27,809 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [919 Valid, 2403 Invalid, 2049 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1933 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:12:27,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9171 states. [2022-03-03 18:12:27,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9171 to 6978. [2022-03-03 18:12:27,917 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) [2022-03-03 18:12:27,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6978 states to 6978 states and 19310 transitions. [2022-03-03 18:12:27,930 INFO L78 Accepts]: Start accepts. Automaton has 6978 states and 19310 transitions. Word has length 98 [2022-03-03 18:12:27,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:27,930 INFO L470 AbstractCegarLoop]: Abstraction has 6978 states and 19310 transitions. [2022-03-03 18:12:27,931 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) [2022-03-03 18:12:27,931 INFO L276 IsEmpty]: Start isEmpty. Operand 6978 states and 19310 transitions. [2022-03-03 18:12:27,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:27,936 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:27,936 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:27,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-03-03 18:12:27,937 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)] === [2022-03-03 18:12:27,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:27,937 INFO L85 PathProgramCache]: Analyzing trace with hash 1738391270, now seen corresponding path program 54 times [2022-03-03 18:12:27,937 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:27,937 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658569962] [2022-03-03 18:12:27,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:27,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:27,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:28,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:28,364 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:28,364 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658569962] [2022-03-03 18:12:28,364 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658569962] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:28,364 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:28,364 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:28,365 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142510021] [2022-03-03 18:12:28,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:28,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:28,365 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:28,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:28,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:28,365 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) [2022-03-03 18:12:29,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:29,934 INFO L93 Difference]: Finished difference Result 9101 states and 24787 transitions. [2022-03-03 18:12:29,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:12:29,934 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 [2022-03-03 18:12:29,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:29,947 INFO L225 Difference]: With dead ends: 9101 [2022-03-03 18:12:29,947 INFO L226 Difference]: Without dead ends: 9101 [2022-03-03 18:12:29,948 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:12:29,948 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1087 mSDsluCounter, 1503 mSDsCounter, 0 mSdLazyCounter, 1436 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1087 SdHoareTripleChecker+Valid, 1801 SdHoareTripleChecker+Invalid, 1557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:29,948 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1087 Valid, 1801 Invalid, 1557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1436 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:12:29,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9101 states. [2022-03-03 18:12:30,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9101 to 7020. [2022-03-03 18:12:30,042 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) [2022-03-03 18:12:30,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7020 states to 7020 states and 19434 transitions. [2022-03-03 18:12:30,055 INFO L78 Accepts]: Start accepts. Automaton has 7020 states and 19434 transitions. Word has length 98 [2022-03-03 18:12:30,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:30,055 INFO L470 AbstractCegarLoop]: Abstraction has 7020 states and 19434 transitions. [2022-03-03 18:12:30,055 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) [2022-03-03 18:12:30,055 INFO L276 IsEmpty]: Start isEmpty. Operand 7020 states and 19434 transitions. [2022-03-03 18:12:30,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:30,060 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:30,061 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:30,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-03-03 18:12:30,061 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)] === [2022-03-03 18:12:30,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:30,061 INFO L85 PathProgramCache]: Analyzing trace with hash -1947052166, now seen corresponding path program 55 times [2022-03-03 18:12:30,061 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:30,061 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891409214] [2022-03-03 18:12:30,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:30,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:30,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:30,559 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:30,559 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891409214] [2022-03-03 18:12:30,559 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891409214] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:30,559 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:30,559 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:30,559 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456822757] [2022-03-03 18:12:30,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:30,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:30,560 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:30,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:30,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:30,560 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) [2022-03-03 18:12:32,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:32,396 INFO L93 Difference]: Finished difference Result 9283 states and 25323 transitions. [2022-03-03 18:12:32,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:32,397 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 [2022-03-03 18:12:32,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:32,411 INFO L225 Difference]: With dead ends: 9283 [2022-03-03 18:12:32,411 INFO L226 Difference]: Without dead ends: 9283 [2022-03-03 18:12:32,412 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:32,412 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 1084 mSDsluCounter, 1732 mSDsCounter, 0 mSdLazyCounter, 1640 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1084 SdHoareTripleChecker+Valid, 2035 SdHoareTripleChecker+Invalid, 1759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 1640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:32,412 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1084 Valid, 2035 Invalid, 1759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 1640 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:12:32,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9283 states. [2022-03-03 18:12:32,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9283 to 6999. [2022-03-03 18:12:32,508 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) [2022-03-03 18:12:32,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6999 states to 6999 states and 19372 transitions. [2022-03-03 18:12:32,520 INFO L78 Accepts]: Start accepts. Automaton has 6999 states and 19372 transitions. Word has length 98 [2022-03-03 18:12:32,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:32,521 INFO L470 AbstractCegarLoop]: Abstraction has 6999 states and 19372 transitions. [2022-03-03 18:12:32,521 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) [2022-03-03 18:12:32,521 INFO L276 IsEmpty]: Start isEmpty. Operand 6999 states and 19372 transitions. [2022-03-03 18:12:32,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:32,526 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:32,526 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:32,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-03-03 18:12:32,527 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)] === [2022-03-03 18:12:32,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:32,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1475363742, now seen corresponding path program 56 times [2022-03-03 18:12:32,527 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:32,527 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077398804] [2022-03-03 18:12:32,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:32,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:32,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:33,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:33,134 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:33,134 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077398804] [2022-03-03 18:12:33,134 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1077398804] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:33,134 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:33,134 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:33,134 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050315634] [2022-03-03 18:12:33,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:33,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:33,134 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:33,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:33,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:33,135 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) [2022-03-03 18:12:35,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:35,162 INFO L93 Difference]: Finished difference Result 9150 states and 24970 transitions. [2022-03-03 18:12:35,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:35,162 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 [2022-03-03 18:12:35,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:35,175 INFO L225 Difference]: With dead ends: 9150 [2022-03-03 18:12:35,175 INFO L226 Difference]: Without dead ends: 9150 [2022-03-03 18:12:35,176 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:35,176 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1033 mSDsluCounter, 1959 mSDsCounter, 0 mSdLazyCounter, 1862 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1033 SdHoareTripleChecker+Valid, 2259 SdHoareTripleChecker+Invalid, 1984 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1862 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:35,176 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1033 Valid, 2259 Invalid, 1984 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1862 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:12:35,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9150 states. [2022-03-03 18:12:35,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9150 to 6936. [2022-03-03 18:12:35,263 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) [2022-03-03 18:12:35,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6936 states to 6936 states and 19186 transitions. [2022-03-03 18:12:35,339 INFO L78 Accepts]: Start accepts. Automaton has 6936 states and 19186 transitions. Word has length 98 [2022-03-03 18:12:35,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:35,339 INFO L470 AbstractCegarLoop]: Abstraction has 6936 states and 19186 transitions. [2022-03-03 18:12:35,339 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) [2022-03-03 18:12:35,339 INFO L276 IsEmpty]: Start isEmpty. Operand 6936 states and 19186 transitions. [2022-03-03 18:12:35,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:35,344 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:35,344 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:35,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-03-03 18:12:35,344 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)] === [2022-03-03 18:12:35,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:35,346 INFO L85 PathProgramCache]: Analyzing trace with hash 1597660702, now seen corresponding path program 57 times [2022-03-03 18:12:35,346 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:35,346 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964637347] [2022-03-03 18:12:35,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:35,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:35,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:35,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:35,788 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:35,788 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964637347] [2022-03-03 18:12:35,788 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964637347] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:35,788 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:35,788 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:35,788 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363128625] [2022-03-03 18:12:35,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:35,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:35,788 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:35,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:35,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:35,789 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) [2022-03-03 18:12:37,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:37,002 INFO L93 Difference]: Finished difference Result 8702 states and 23652 transitions. [2022-03-03 18:12:37,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:12:37,003 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 [2022-03-03 18:12:37,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:37,017 INFO L225 Difference]: With dead ends: 8702 [2022-03-03 18:12:37,017 INFO L226 Difference]: Without dead ends: 8702 [2022-03-03 18:12:37,017 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=285, Invalid=645, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:12:37,017 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 917 mSDsluCounter, 1202 mSDsCounter, 0 mSdLazyCounter, 1135 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 917 SdHoareTripleChecker+Valid, 1487 SdHoareTripleChecker+Invalid, 1244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:37,017 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [917 Valid, 1487 Invalid, 1244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1135 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:12:37,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8702 states. [2022-03-03 18:12:37,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8702 to 6919. [2022-03-03 18:12:37,119 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) [2022-03-03 18:12:37,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6919 states to 6919 states and 19136 transitions. [2022-03-03 18:12:37,132 INFO L78 Accepts]: Start accepts. Automaton has 6919 states and 19136 transitions. Word has length 98 [2022-03-03 18:12:37,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:37,132 INFO L470 AbstractCegarLoop]: Abstraction has 6919 states and 19136 transitions. [2022-03-03 18:12:37,132 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) [2022-03-03 18:12:37,132 INFO L276 IsEmpty]: Start isEmpty. Operand 6919 states and 19136 transitions. [2022-03-03 18:12:37,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:37,138 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:37,138 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:37,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-03-03 18:12:37,138 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)] === [2022-03-03 18:12:37,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:37,138 INFO L85 PathProgramCache]: Analyzing trace with hash -1432861020, now seen corresponding path program 58 times [2022-03-03 18:12:37,138 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:37,139 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762345791] [2022-03-03 18:12:37,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:37,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:37,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:37,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:37,526 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:37,526 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762345791] [2022-03-03 18:12:37,526 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762345791] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:37,526 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:37,526 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:37,526 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531891498] [2022-03-03 18:12:37,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:37,526 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:37,526 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:37,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:37,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:37,527 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) [2022-03-03 18:12:39,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:39,481 INFO L93 Difference]: Finished difference Result 9122 states and 24834 transitions. [2022-03-03 18:12:39,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:12:39,482 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 [2022-03-03 18:12:39,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:39,496 INFO L225 Difference]: With dead ends: 9122 [2022-03-03 18:12:39,496 INFO L226 Difference]: Without dead ends: 9122 [2022-03-03 18:12:39,497 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:12:39,497 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1084 mSDsluCounter, 2260 mSDsCounter, 0 mSdLazyCounter, 2020 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1084 SdHoareTripleChecker+Valid, 2545 SdHoareTripleChecker+Invalid, 2125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 2020 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:39,497 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1084 Valid, 2545 Invalid, 2125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 2020 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:12:39,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9122 states. [2022-03-03 18:12:39,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9122 to 6961. [2022-03-03 18:12:39,594 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) [2022-03-03 18:12:39,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6961 states to 6961 states and 19260 transitions. [2022-03-03 18:12:39,608 INFO L78 Accepts]: Start accepts. Automaton has 6961 states and 19260 transitions. Word has length 98 [2022-03-03 18:12:39,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:39,608 INFO L470 AbstractCegarLoop]: Abstraction has 6961 states and 19260 transitions. [2022-03-03 18:12:39,608 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) [2022-03-03 18:12:39,608 INFO L276 IsEmpty]: Start isEmpty. Operand 6961 states and 19260 transitions. [2022-03-03 18:12:39,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:39,614 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:39,614 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:39,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-03-03 18:12:39,614 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)] === [2022-03-03 18:12:39,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:39,614 INFO L85 PathProgramCache]: Analyzing trace with hash -650101178, now seen corresponding path program 59 times [2022-03-03 18:12:39,614 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:39,614 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206193457] [2022-03-03 18:12:39,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:39,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:39,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:40,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:40,116 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:40,116 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206193457] [2022-03-03 18:12:40,116 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206193457] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:40,116 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:40,117 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:40,117 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201737189] [2022-03-03 18:12:40,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:40,117 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:40,117 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:40,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:40,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:40,117 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) [2022-03-03 18:12:42,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:42,001 INFO L93 Difference]: Finished difference Result 9045 states and 24621 transitions. [2022-03-03 18:12:42,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:12:42,002 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 [2022-03-03 18:12:42,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:42,015 INFO L225 Difference]: With dead ends: 9045 [2022-03-03 18:12:42,016 INFO L226 Difference]: Without dead ends: 9045 [2022-03-03 18:12:42,016 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:12:42,016 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1056 mSDsluCounter, 2133 mSDsCounter, 0 mSdLazyCounter, 1917 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1056 SdHoareTripleChecker+Valid, 2429 SdHoareTripleChecker+Invalid, 2026 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1917 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:42,016 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1056 Valid, 2429 Invalid, 2026 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1917 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:12:42,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9045 states. [2022-03-03 18:12:42,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9045 to 6982. [2022-03-03 18:12:42,107 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) [2022-03-03 18:12:42,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6982 states to 6982 states and 19322 transitions. [2022-03-03 18:12:42,120 INFO L78 Accepts]: Start accepts. Automaton has 6982 states and 19322 transitions. Word has length 98 [2022-03-03 18:12:42,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:42,120 INFO L470 AbstractCegarLoop]: Abstraction has 6982 states and 19322 transitions. [2022-03-03 18:12:42,120 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) [2022-03-03 18:12:42,120 INFO L276 IsEmpty]: Start isEmpty. Operand 6982 states and 19322 transitions. [2022-03-03 18:12:42,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:42,126 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:42,126 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:42,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-03-03 18:12:42,126 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)] === [2022-03-03 18:12:42,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:42,126 INFO L85 PathProgramCache]: Analyzing trace with hash -40577318, now seen corresponding path program 60 times [2022-03-03 18:12:42,126 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:42,126 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22045701] [2022-03-03 18:12:42,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:42,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:42,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:42,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:42,639 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:42,639 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22045701] [2022-03-03 18:12:42,639 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22045701] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:42,639 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:42,639 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:42,639 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33180531] [2022-03-03 18:12:42,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:42,639 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:42,639 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:42,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:42,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:42,640 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) [2022-03-03 18:12:44,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:44,450 INFO L93 Difference]: Finished difference Result 8947 states and 24374 transitions. [2022-03-03 18:12:44,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:44,450 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 [2022-03-03 18:12:44,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:44,464 INFO L225 Difference]: With dead ends: 8947 [2022-03-03 18:12:44,464 INFO L226 Difference]: Without dead ends: 8947 [2022-03-03 18:12:44,464 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:44,464 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1140 mSDsluCounter, 1709 mSDsCounter, 0 mSdLazyCounter, 1646 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1140 SdHoareTripleChecker+Valid, 2020 SdHoareTripleChecker+Invalid, 1764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1646 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:44,464 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1140 Valid, 2020 Invalid, 1764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1646 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:12:44,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8947 states. [2022-03-03 18:12:44,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8947 to 6877. [2022-03-03 18:12:44,552 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) [2022-03-03 18:12:44,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6877 states to 6877 states and 19012 transitions. [2022-03-03 18:12:44,564 INFO L78 Accepts]: Start accepts. Automaton has 6877 states and 19012 transitions. Word has length 98 [2022-03-03 18:12:44,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:44,564 INFO L470 AbstractCegarLoop]: Abstraction has 6877 states and 19012 transitions. [2022-03-03 18:12:44,564 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) [2022-03-03 18:12:44,564 INFO L276 IsEmpty]: Start isEmpty. Operand 6877 states and 19012 transitions. [2022-03-03 18:12:44,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:44,569 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:44,569 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:44,569 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-03-03 18:12:44,569 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)] === [2022-03-03 18:12:44,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:44,570 INFO L85 PathProgramCache]: Analyzing trace with hash -1920077178, now seen corresponding path program 61 times [2022-03-03 18:12:44,570 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:44,570 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29546603] [2022-03-03 18:12:44,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:44,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:44,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:44,987 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:44,987 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29546603] [2022-03-03 18:12:44,987 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29546603] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:44,988 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:44,988 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:44,988 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398812848] [2022-03-03 18:12:44,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:44,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:44,988 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:44,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:44,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:44,988 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) [2022-03-03 18:12:46,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:46,608 INFO L93 Difference]: Finished difference Result 8191 states and 22172 transitions. [2022-03-03 18:12:46,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:12:46,609 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 [2022-03-03 18:12:46,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:46,622 INFO L225 Difference]: With dead ends: 8191 [2022-03-03 18:12:46,622 INFO L226 Difference]: Without dead ends: 8191 [2022-03-03 18:12:46,622 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:12:46,622 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 941 mSDsluCounter, 1744 mSDsCounter, 0 mSdLazyCounter, 1604 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 941 SdHoareTripleChecker+Valid, 2026 SdHoareTripleChecker+Invalid, 1714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 1604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:46,623 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [941 Valid, 2026 Invalid, 1714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1604 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:12:46,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8191 states. [2022-03-03 18:12:46,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8191 to 6851. [2022-03-03 18:12:46,718 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) [2022-03-03 18:12:46,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6851 states to 6851 states and 18936 transitions. [2022-03-03 18:12:46,731 INFO L78 Accepts]: Start accepts. Automaton has 6851 states and 18936 transitions. Word has length 98 [2022-03-03 18:12:46,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:46,731 INFO L470 AbstractCegarLoop]: Abstraction has 6851 states and 18936 transitions. [2022-03-03 18:12:46,732 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) [2022-03-03 18:12:46,732 INFO L276 IsEmpty]: Start isEmpty. Operand 6851 states and 18936 transitions. [2022-03-03 18:12:46,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:46,737 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:46,737 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:46,738 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-03-03 18:12:46,738 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)] === [2022-03-03 18:12:46,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:46,738 INFO L85 PathProgramCache]: Analyzing trace with hash -1063581232, now seen corresponding path program 62 times [2022-03-03 18:12:46,738 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:46,738 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425935615] [2022-03-03 18:12:46,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:46,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:46,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:47,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:47,122 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:47,122 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425935615] [2022-03-03 18:12:47,123 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425935615] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:47,123 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:47,123 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:47,123 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282389285] [2022-03-03 18:12:47,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:47,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:47,123 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:47,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:47,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:47,124 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) [2022-03-03 18:12:48,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:48,824 INFO L93 Difference]: Finished difference Result 8492 states and 23017 transitions. [2022-03-03 18:12:48,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:12:48,824 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 [2022-03-03 18:12:48,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:48,839 INFO L225 Difference]: With dead ends: 8492 [2022-03-03 18:12:48,839 INFO L226 Difference]: Without dead ends: 8492 [2022-03-03 18:12:48,839 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:12:48,839 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 972 mSDsluCounter, 1777 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 972 SdHoareTripleChecker+Valid, 2068 SdHoareTripleChecker+Invalid, 1778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:48,839 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [972 Valid, 2068 Invalid, 1778 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1663 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:12:48,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8492 states. [2022-03-03 18:12:48,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8492 to 6872. [2022-03-03 18:12:48,939 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) [2022-03-03 18:12:48,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6872 states to 6872 states and 18998 transitions. [2022-03-03 18:12:48,953 INFO L78 Accepts]: Start accepts. Automaton has 6872 states and 18998 transitions. Word has length 98 [2022-03-03 18:12:48,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:48,953 INFO L470 AbstractCegarLoop]: Abstraction has 6872 states and 18998 transitions. [2022-03-03 18:12:48,953 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) [2022-03-03 18:12:48,953 INFO L276 IsEmpty]: Start isEmpty. Operand 6872 states and 18998 transitions. [2022-03-03 18:12:48,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:48,959 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:48,959 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:48,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-03-03 18:12:48,959 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)] === [2022-03-03 18:12:48,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:48,959 INFO L85 PathProgramCache]: Analyzing trace with hash -454057372, now seen corresponding path program 63 times [2022-03-03 18:12:48,959 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:48,959 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338832835] [2022-03-03 18:12:48,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:48,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:48,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:49,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:49,457 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:49,457 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338832835] [2022-03-03 18:12:49,457 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338832835] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:49,457 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:49,457 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:49,457 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450392941] [2022-03-03 18:12:49,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:49,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:49,458 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:49,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:49,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:49,458 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) [2022-03-03 18:12:51,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:51,409 INFO L93 Difference]: Finished difference Result 8394 states and 22770 transitions. [2022-03-03 18:12:51,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:51,409 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 [2022-03-03 18:12:51,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:51,422 INFO L225 Difference]: With dead ends: 8394 [2022-03-03 18:12:51,422 INFO L226 Difference]: Without dead ends: 8394 [2022-03-03 18:12:51,423 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:51,423 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 913 mSDsluCounter, 2101 mSDsCounter, 0 mSdLazyCounter, 1904 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 913 SdHoareTripleChecker+Valid, 2397 SdHoareTripleChecker+Invalid, 2016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1904 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:51,423 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [913 Valid, 2397 Invalid, 2016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1904 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:12:51,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8394 states. [2022-03-03 18:12:51,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8394 to 6809. [2022-03-03 18:12:51,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6809 states, 6805 states have (on average 2.764437913299045) internal successors, (18812), 6808 states have internal predecessors, (18812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:51,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6809 states to 6809 states and 18812 transitions. [2022-03-03 18:12:51,531 INFO L78 Accepts]: Start accepts. Automaton has 6809 states and 18812 transitions. Word has length 98 [2022-03-03 18:12:51,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:51,531 INFO L470 AbstractCegarLoop]: Abstraction has 6809 states and 18812 transitions. [2022-03-03 18:12:51,531 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) [2022-03-03 18:12:51,531 INFO L276 IsEmpty]: Start isEmpty. Operand 6809 states and 18812 transitions. [2022-03-03 18:12:51,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:51,537 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:51,537 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:51,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-03-03 18:12:51,537 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)] === [2022-03-03 18:12:51,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:51,537 INFO L85 PathProgramCache]: Analyzing trace with hash 1096790158, now seen corresponding path program 64 times [2022-03-03 18:12:51,537 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:51,537 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24504765] [2022-03-03 18:12:51,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:51,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:51,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:51,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:51,931 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:51,931 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24504765] [2022-03-03 18:12:51,931 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24504765] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:51,931 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:51,931 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:51,931 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650109358] [2022-03-03 18:12:51,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:51,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:51,932 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:51,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:51,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:51,932 INFO L87 Difference]: Start difference. First operand 6809 states and 18812 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) [2022-03-03 18:12:53,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:53,450 INFO L93 Difference]: Finished difference Result 8632 states and 23431 transitions. [2022-03-03 18:12:53,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:12:53,451 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 [2022-03-03 18:12:53,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:53,464 INFO L225 Difference]: With dead ends: 8632 [2022-03-03 18:12:53,464 INFO L226 Difference]: Without dead ends: 8632 [2022-03-03 18:12:53,465 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:12:53,465 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1163 mSDsluCounter, 1499 mSDsCounter, 0 mSdLazyCounter, 1450 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1163 SdHoareTripleChecker+Valid, 1792 SdHoareTripleChecker+Invalid, 1564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:53,465 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1163 Valid, 1792 Invalid, 1564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1450 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:12:53,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8632 states. [2022-03-03 18:12:53,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8632 to 6851. [2022-03-03 18:12:53,559 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) [2022-03-03 18:12:53,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6851 states to 6851 states and 18936 transitions. [2022-03-03 18:12:53,571 INFO L78 Accepts]: Start accepts. Automaton has 6851 states and 18936 transitions. Word has length 98 [2022-03-03 18:12:53,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:53,572 INFO L470 AbstractCegarLoop]: Abstraction has 6851 states and 18936 transitions. [2022-03-03 18:12:53,572 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) [2022-03-03 18:12:53,572 INFO L276 IsEmpty]: Start isEmpty. Operand 6851 states and 18936 transitions. [2022-03-03 18:12:53,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:53,577 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:53,577 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:53,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-03-03 18:12:53,577 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)] === [2022-03-03 18:12:53,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:53,578 INFO L85 PathProgramCache]: Analyzing trace with hash 1706314018, now seen corresponding path program 65 times [2022-03-03 18:12:53,578 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:53,578 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680582171] [2022-03-03 18:12:53,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:53,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:53,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:54,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:54,095 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:54,096 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680582171] [2022-03-03 18:12:54,096 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680582171] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:54,096 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:54,096 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:54,096 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748637276] [2022-03-03 18:12:54,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:54,096 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:54,096 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:54,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:54,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:54,096 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) [2022-03-03 18:12:56,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:56,253 INFO L93 Difference]: Finished difference Result 8814 states and 23967 transitions. [2022-03-03 18:12:56,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:56,254 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 [2022-03-03 18:12:56,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:56,267 INFO L225 Difference]: With dead ends: 8814 [2022-03-03 18:12:56,267 INFO L226 Difference]: Without dead ends: 8814 [2022-03-03 18:12:56,267 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:56,267 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1339 mSDsluCounter, 2192 mSDsCounter, 0 mSdLazyCounter, 2075 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1339 SdHoareTripleChecker+Valid, 2484 SdHoareTripleChecker+Invalid, 2199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 2075 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:56,267 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1339 Valid, 2484 Invalid, 2199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 2075 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:12:56,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8814 states. [2022-03-03 18:12:56,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8814 to 6830. [2022-03-03 18:12:56,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6830 states, 6826 states have (on average 2.765016114854966) internal successors, (18874), 6829 states have internal predecessors, (18874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:56,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6830 states to 6830 states and 18874 transitions. [2022-03-03 18:12:56,378 INFO L78 Accepts]: Start accepts. Automaton has 6830 states and 18874 transitions. Word has length 98 [2022-03-03 18:12:56,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:56,378 INFO L470 AbstractCegarLoop]: Abstraction has 6830 states and 18874 transitions. [2022-03-03 18:12:56,378 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) [2022-03-03 18:12:56,378 INFO L276 IsEmpty]: Start isEmpty. Operand 6830 states and 18874 transitions. [2022-03-03 18:12:56,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:56,384 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:56,384 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:56,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-03-03 18:12:56,384 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)] === [2022-03-03 18:12:56,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:56,384 INFO L85 PathProgramCache]: Analyzing trace with hash 833762630, now seen corresponding path program 66 times [2022-03-03 18:12:56,384 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:56,384 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913191479] [2022-03-03 18:12:56,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:56,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:56,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:56,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:56,897 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:56,897 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913191479] [2022-03-03 18:12:56,897 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913191479] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:56,897 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:56,897 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:56,897 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764007458] [2022-03-03 18:12:56,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:56,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:56,897 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:56,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:56,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:56,898 INFO L87 Difference]: Start difference. First operand 6830 states and 18874 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) [2022-03-03 18:12:58,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:58,903 INFO L93 Difference]: Finished difference Result 8597 states and 23368 transitions. [2022-03-03 18:12:58,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:58,903 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 [2022-03-03 18:12:58,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:58,916 INFO L225 Difference]: With dead ends: 8597 [2022-03-03 18:12:58,916 INFO L226 Difference]: Without dead ends: 8597 [2022-03-03 18:12:58,916 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:58,916 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1049 mSDsluCounter, 1997 mSDsCounter, 0 mSdLazyCounter, 1949 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1049 SdHoareTripleChecker+Valid, 2293 SdHoareTripleChecker+Invalid, 2071 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:58,917 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1049 Valid, 2293 Invalid, 2071 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1949 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:12:58,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8597 states. [2022-03-03 18:12:58,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8597 to 6767. [2022-03-03 18:12:59,001 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) [2022-03-03 18:12:59,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6767 states to 6767 states and 18688 transitions. [2022-03-03 18:12:59,013 INFO L78 Accepts]: Start accepts. Automaton has 6767 states and 18688 transitions. Word has length 98 [2022-03-03 18:12:59,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:59,013 INFO L470 AbstractCegarLoop]: Abstraction has 6767 states and 18688 transitions. [2022-03-03 18:12:59,013 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) [2022-03-03 18:12:59,013 INFO L276 IsEmpty]: Start isEmpty. Operand 6767 states and 18688 transitions. [2022-03-03 18:12:59,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:59,018 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:59,018 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:59,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-03-03 18:12:59,019 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)] === [2022-03-03 18:12:59,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:59,019 INFO L85 PathProgramCache]: Analyzing trace with hash 645049328, now seen corresponding path program 67 times [2022-03-03 18:12:59,019 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:59,019 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595241574] [2022-03-03 18:12:59,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:59,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:59,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:59,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:59,409 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:59,409 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595241574] [2022-03-03 18:12:59,409 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595241574] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:59,409 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:59,409 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:59,409 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065245440] [2022-03-03 18:12:59,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:59,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:59,409 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:59,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:59,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:59,410 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) [2022-03-03 18:13:00,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:00,910 INFO L93 Difference]: Finished difference Result 8030 states and 21711 transitions. [2022-03-03 18:13:00,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:00,911 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 [2022-03-03 18:13:00,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:00,924 INFO L225 Difference]: With dead ends: 8030 [2022-03-03 18:13:00,924 INFO L226 Difference]: Without dead ends: 8030 [2022-03-03 18:13:00,924 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:00,924 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1162 mSDsluCounter, 1528 mSDsCounter, 0 mSdLazyCounter, 1451 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1162 SdHoareTripleChecker+Valid, 1819 SdHoareTripleChecker+Invalid, 1568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:00,924 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1162 Valid, 1819 Invalid, 1568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1451 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:13:00,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8030 states. [2022-03-03 18:13:01,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8030 to 6754. [2022-03-03 18:13:01,024 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) [2022-03-03 18:13:01,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6754 states to 6754 states and 18650 transitions. [2022-03-03 18:13:01,038 INFO L78 Accepts]: Start accepts. Automaton has 6754 states and 18650 transitions. Word has length 98 [2022-03-03 18:13:01,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:01,038 INFO L470 AbstractCegarLoop]: Abstraction has 6754 states and 18650 transitions. [2022-03-03 18:13:01,038 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) [2022-03-03 18:13:01,038 INFO L276 IsEmpty]: Start isEmpty. Operand 6754 states and 18650 transitions. [2022-03-03 18:13:01,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:01,044 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:01,044 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:01,044 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-03-03 18:13:01,044 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)] === [2022-03-03 18:13:01,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:01,044 INFO L85 PathProgramCache]: Analyzing trace with hash 1254573188, now seen corresponding path program 68 times [2022-03-03 18:13:01,044 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:01,044 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425600326] [2022-03-03 18:13:01,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:01,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:01,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:01,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:01,628 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:01,628 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425600326] [2022-03-03 18:13:01,628 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425600326] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:01,628 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:01,628 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:01,628 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554668610] [2022-03-03 18:13:01,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:01,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:01,629 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:01,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:01,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:01,629 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) [2022-03-03 18:13:03,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:03,731 INFO L93 Difference]: Finished difference Result 8212 states and 22247 transitions. [2022-03-03 18:13:03,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:03,731 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 [2022-03-03 18:13:03,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:03,745 INFO L225 Difference]: With dead ends: 8212 [2022-03-03 18:13:03,745 INFO L226 Difference]: Without dead ends: 8212 [2022-03-03 18:13:03,745 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:03,746 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 903 mSDsluCounter, 2314 mSDsCounter, 0 mSdLazyCounter, 2107 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 903 SdHoareTripleChecker+Valid, 2604 SdHoareTripleChecker+Invalid, 2220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 2107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:03,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [903 Valid, 2604 Invalid, 2220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 2107 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:13:03,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8212 states. [2022-03-03 18:13:03,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8212 to 6733. [2022-03-03 18:13:03,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6733 states, 6729 states have (on average 2.7623718234507355) internal successors, (18588), 6732 states have internal predecessors, (18588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:03,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6733 states to 6733 states and 18588 transitions. [2022-03-03 18:13:03,855 INFO L78 Accepts]: Start accepts. Automaton has 6733 states and 18588 transitions. Word has length 98 [2022-03-03 18:13:03,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:03,855 INFO L470 AbstractCegarLoop]: Abstraction has 6733 states and 18588 transitions. [2022-03-03 18:13:03,856 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) [2022-03-03 18:13:03,856 INFO L276 IsEmpty]: Start isEmpty. Operand 6733 states and 18588 transitions. [2022-03-03 18:13:03,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:03,861 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:03,861 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:03,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-03-03 18:13:03,861 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)] === [2022-03-03 18:13:03,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:03,861 INFO L85 PathProgramCache]: Analyzing trace with hash 382021800, now seen corresponding path program 69 times [2022-03-03 18:13:03,862 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:03,862 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392268206] [2022-03-03 18:13:03,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:03,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:03,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:04,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:04,477 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:04,477 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392268206] [2022-03-03 18:13:04,477 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392268206] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:04,477 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:04,478 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:04,478 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966012691] [2022-03-03 18:13:04,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:04,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:04,478 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:04,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:04,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:04,478 INFO L87 Difference]: Start difference. First operand 6733 states and 18588 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) [2022-03-03 18:13:06,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:06,192 INFO L93 Difference]: Finished difference Result 8394 states and 22783 transitions. [2022-03-03 18:13:06,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:06,192 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 [2022-03-03 18:13:06,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:06,205 INFO L225 Difference]: With dead ends: 8394 [2022-03-03 18:13:06,206 INFO L226 Difference]: Without dead ends: 8394 [2022-03-03 18:13:06,206 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:06,206 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1048 mSDsluCounter, 1432 mSDsCounter, 0 mSdLazyCounter, 1461 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1048 SdHoareTripleChecker+Valid, 1734 SdHoareTripleChecker+Invalid, 1584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:06,206 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1048 Valid, 1734 Invalid, 1584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1461 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:13:06,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8394 states. [2022-03-03 18:13:06,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8394 to 6712. [2022-03-03 18:13:06,292 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) [2022-03-03 18:13:06,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6712 states to 6712 states and 18526 transitions. [2022-03-03 18:13:06,304 INFO L78 Accepts]: Start accepts. Automaton has 6712 states and 18526 transitions. Word has length 98 [2022-03-03 18:13:06,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:06,305 INFO L470 AbstractCegarLoop]: Abstraction has 6712 states and 18526 transitions. [2022-03-03 18:13:06,305 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) [2022-03-03 18:13:06,305 INFO L276 IsEmpty]: Start isEmpty. Operand 6712 states and 18526 transitions. [2022-03-03 18:13:06,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:06,311 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:06,311 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:06,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-03-03 18:13:06,312 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)] === [2022-03-03 18:13:06,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:06,312 INFO L85 PathProgramCache]: Analyzing trace with hash 684307674, now seen corresponding path program 70 times [2022-03-03 18:13:06,313 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:06,313 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266506157] [2022-03-03 18:13:06,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:06,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:06,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:06,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:06,933 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:06,933 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266506157] [2022-03-03 18:13:06,934 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266506157] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:06,934 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:06,934 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:06,934 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484512319] [2022-03-03 18:13:06,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:06,935 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:06,935 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:06,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:06,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:06,936 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) [2022-03-03 18:13:08,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:08,629 INFO L93 Difference]: Finished difference Result 7950 states and 21510 transitions. [2022-03-03 18:13:08,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:08,630 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 [2022-03-03 18:13:08,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:08,643 INFO L225 Difference]: With dead ends: 7950 [2022-03-03 18:13:08,643 INFO L226 Difference]: Without dead ends: 7950 [2022-03-03 18:13:08,644 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:08,644 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1156 mSDsluCounter, 1504 mSDsCounter, 0 mSdLazyCounter, 1457 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1156 SdHoareTripleChecker+Valid, 1803 SdHoareTripleChecker+Invalid, 1583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1457 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:08,644 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1156 Valid, 1803 Invalid, 1583 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1457 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:13:08,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7950 states. [2022-03-03 18:13:08,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7950 to 6320. [2022-03-03 18:13:08,735 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) [2022-03-03 18:13:08,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6320 states to 6320 states and 17366 transitions. [2022-03-03 18:13:08,748 INFO L78 Accepts]: Start accepts. Automaton has 6320 states and 17366 transitions. Word has length 98 [2022-03-03 18:13:08,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:08,748 INFO L470 AbstractCegarLoop]: Abstraction has 6320 states and 17366 transitions. [2022-03-03 18:13:08,748 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) [2022-03-03 18:13:08,748 INFO L276 IsEmpty]: Start isEmpty. Operand 6320 states and 17366 transitions. [2022-03-03 18:13:08,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:08,754 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:08,754 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:08,754 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-03-03 18:13:08,754 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)] === [2022-03-03 18:13:08,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:08,754 INFO L85 PathProgramCache]: Analyzing trace with hash -738533698, now seen corresponding path program 51 times [2022-03-03 18:13:08,754 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:08,755 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895586743] [2022-03-03 18:13:08,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:08,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:08,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:09,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:09,146 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:09,146 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895586743] [2022-03-03 18:13:09,146 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1895586743] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:09,146 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:09,146 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:09,146 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726374024] [2022-03-03 18:13:09,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:09,147 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:09,147 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:09,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:09,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:09,147 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) [2022-03-03 18:13:10,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:10,511 INFO L93 Difference]: Finished difference Result 8124 states and 21667 transitions. [2022-03-03 18:13:10,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:13:10,511 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 [2022-03-03 18:13:10,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:10,524 INFO L225 Difference]: With dead ends: 8124 [2022-03-03 18:13:10,525 INFO L226 Difference]: Without dead ends: 8124 [2022-03-03 18:13:10,525 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:13:10,525 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 968 mSDsluCounter, 1341 mSDsCounter, 0 mSdLazyCounter, 1215 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 968 SdHoareTripleChecker+Valid, 1646 SdHoareTripleChecker+Invalid, 1361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:10,525 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [968 Valid, 1646 Invalid, 1361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1215 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:13:10,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8124 states. [2022-03-03 18:13:10,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8124 to 6380. [2022-03-03 18:13:10,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6380 states, 6376 states have (on average 2.7512547051442913) internal successors, (17542), 6379 states have internal predecessors, (17542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:10,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6380 states to 6380 states and 17542 transitions. [2022-03-03 18:13:10,629 INFO L78 Accepts]: Start accepts. Automaton has 6380 states and 17542 transitions. Word has length 98 [2022-03-03 18:13:10,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:10,629 INFO L470 AbstractCegarLoop]: Abstraction has 6380 states and 17542 transitions. [2022-03-03 18:13:10,629 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) [2022-03-03 18:13:10,629 INFO L276 IsEmpty]: Start isEmpty. Operand 6380 states and 17542 transitions. [2022-03-03 18:13:10,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:10,635 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:10,635 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:10,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-03-03 18:13:10,635 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)] === [2022-03-03 18:13:10,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:10,635 INFO L85 PathProgramCache]: Analyzing trace with hash 975052840, now seen corresponding path program 52 times [2022-03-03 18:13:10,635 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:10,635 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921866074] [2022-03-03 18:13:10,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:10,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:10,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:11,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:11,035 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:11,035 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921866074] [2022-03-03 18:13:11,035 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921866074] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:11,035 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:11,035 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:11,036 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95283838] [2022-03-03 18:13:11,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:11,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:11,036 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:11,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:11,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:11,036 INFO L87 Difference]: Start difference. First operand 6380 states and 17542 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) [2022-03-03 18:13:12,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:12,856 INFO L93 Difference]: Finished difference Result 8381 states and 22347 transitions. [2022-03-03 18:13:12,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:12,856 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 [2022-03-03 18:13:12,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:12,869 INFO L225 Difference]: With dead ends: 8381 [2022-03-03 18:13:12,869 INFO L226 Difference]: Without dead ends: 8381 [2022-03-03 18:13:12,870 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:12,870 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 1068 mSDsluCounter, 1865 mSDsCounter, 0 mSdLazyCounter, 1711 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1068 SdHoareTripleChecker+Valid, 2171 SdHoareTripleChecker+Invalid, 1847 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:12,870 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1068 Valid, 2171 Invalid, 1847 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1711 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:13:12,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8381 states. [2022-03-03 18:13:12,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8381 to 6394. [2022-03-03 18:13:12,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6394 states, 6390 states have (on average 2.7516431924882627) internal successors, (17583), 6393 states have internal predecessors, (17583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:12,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6394 states to 6394 states and 17583 transitions. [2022-03-03 18:13:12,976 INFO L78 Accepts]: Start accepts. Automaton has 6394 states and 17583 transitions. Word has length 98 [2022-03-03 18:13:12,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:12,976 INFO L470 AbstractCegarLoop]: Abstraction has 6394 states and 17583 transitions. [2022-03-03 18:13:12,976 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) [2022-03-03 18:13:12,976 INFO L276 IsEmpty]: Start isEmpty. Operand 6394 states and 17583 transitions. [2022-03-03 18:13:12,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:12,981 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:12,981 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:12,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-03-03 18:13:12,981 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)] === [2022-03-03 18:13:12,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:12,982 INFO L85 PathProgramCache]: Analyzing trace with hash 2027866780, now seen corresponding path program 53 times [2022-03-03 18:13:12,982 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:12,982 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760588963] [2022-03-03 18:13:12,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:12,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:13,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:13,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:13,492 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:13,492 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760588963] [2022-03-03 18:13:13,492 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760588963] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:13,492 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:13,493 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:13,493 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493339932] [2022-03-03 18:13:13,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:13,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:13,493 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:13,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:13,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:13,493 INFO L87 Difference]: Start difference. First operand 6394 states and 17583 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) [2022-03-03 18:13:15,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:15,651 INFO L93 Difference]: Finished difference Result 8278 states and 22118 transitions. [2022-03-03 18:13:15,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:15,651 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 [2022-03-03 18:13:15,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:15,664 INFO L225 Difference]: With dead ends: 8278 [2022-03-03 18:13:15,665 INFO L226 Difference]: Without dead ends: 8278 [2022-03-03 18:13:15,665 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:15,665 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1055 mSDsluCounter, 2144 mSDsCounter, 0 mSdLazyCounter, 2005 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1055 SdHoareTripleChecker+Valid, 2452 SdHoareTripleChecker+Invalid, 2138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 2005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:15,665 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1055 Valid, 2452 Invalid, 2138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 2005 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:13:15,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8278 states. [2022-03-03 18:13:15,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8278 to 6352. [2022-03-03 18:13:15,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6352 states, 6348 states have (on average 2.7504725897920603) internal successors, (17460), 6351 states have internal predecessors, (17460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:15,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6352 states to 6352 states and 17460 transitions. [2022-03-03 18:13:15,764 INFO L78 Accepts]: Start accepts. Automaton has 6352 states and 17460 transitions. Word has length 98 [2022-03-03 18:13:15,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:15,764 INFO L470 AbstractCegarLoop]: Abstraction has 6352 states and 17460 transitions. [2022-03-03 18:13:15,764 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) [2022-03-03 18:13:15,764 INFO L276 IsEmpty]: Start isEmpty. Operand 6352 states and 17460 transitions. [2022-03-03 18:13:15,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:15,770 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:15,770 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:15,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-03-03 18:13:15,770 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)] === [2022-03-03 18:13:15,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:15,770 INFO L85 PathProgramCache]: Analyzing trace with hash -359538490, now seen corresponding path program 54 times [2022-03-03 18:13:15,770 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:15,770 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858434021] [2022-03-03 18:13:15,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:15,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:16,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:16,154 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:16,154 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858434021] [2022-03-03 18:13:16,154 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858434021] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:16,154 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:16,154 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:16,154 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880056998] [2022-03-03 18:13:16,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:16,155 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:16,155 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:16,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:16,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:16,155 INFO L87 Difference]: Start difference. First operand 6352 states and 17460 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) [2022-03-03 18:13:17,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:17,935 INFO L93 Difference]: Finished difference Result 8197 states and 21905 transitions. [2022-03-03 18:13:17,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:17,935 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 [2022-03-03 18:13:17,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:17,948 INFO L225 Difference]: With dead ends: 8197 [2022-03-03 18:13:17,948 INFO L226 Difference]: Without dead ends: 8197 [2022-03-03 18:13:17,948 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:17,948 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1104 mSDsluCounter, 1964 mSDsCounter, 0 mSdLazyCounter, 1825 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1104 SdHoareTripleChecker+Valid, 2268 SdHoareTripleChecker+Invalid, 1960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:17,949 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1104 Valid, 2268 Invalid, 1960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1825 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:13:17,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8197 states. [2022-03-03 18:13:18,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8197 to 6380. [2022-03-03 18:13:18,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6380 states, 6376 states have (on average 2.7512547051442913) internal successors, (17542), 6379 states have internal predecessors, (17542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:18,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6380 states to 6380 states and 17542 transitions. [2022-03-03 18:13:18,056 INFO L78 Accepts]: Start accepts. Automaton has 6380 states and 17542 transitions. Word has length 98 [2022-03-03 18:13:18,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:18,056 INFO L470 AbstractCegarLoop]: Abstraction has 6380 states and 17542 transitions. [2022-03-03 18:13:18,056 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) [2022-03-03 18:13:18,056 INFO L276 IsEmpty]: Start isEmpty. Operand 6380 states and 17542 transitions. [2022-03-03 18:13:18,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:18,062 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:18,062 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:18,062 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-03-03 18:13:18,062 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)] === [2022-03-03 18:13:18,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:18,062 INFO L85 PathProgramCache]: Analyzing trace with hash 693275450, now seen corresponding path program 55 times [2022-03-03 18:13:18,062 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:18,062 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783592519] [2022-03-03 18:13:18,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:18,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:18,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:18,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:18,518 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:18,518 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783592519] [2022-03-03 18:13:18,518 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783592519] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:18,518 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:18,518 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:18,518 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588319177] [2022-03-03 18:13:18,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:18,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:18,518 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:18,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:18,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:18,519 INFO L87 Difference]: Start difference. First operand 6380 states and 17542 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) [2022-03-03 18:13:20,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:20,295 INFO L93 Difference]: Finished difference Result 8337 states and 22315 transitions. [2022-03-03 18:13:20,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:20,296 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 [2022-03-03 18:13:20,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:20,309 INFO L225 Difference]: With dead ends: 8337 [2022-03-03 18:13:20,310 INFO L226 Difference]: Without dead ends: 8337 [2022-03-03 18:13:20,310 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:20,310 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1107 mSDsluCounter, 1569 mSDsCounter, 0 mSdLazyCounter, 1510 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1107 SdHoareTripleChecker+Valid, 1893 SdHoareTripleChecker+Invalid, 1660 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1510 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:20,310 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1107 Valid, 1893 Invalid, 1660 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1510 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:13:20,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8337 states. [2022-03-03 18:13:20,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8337 to 6366. [2022-03-03 18:13:20,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6366 states, 6362 states have (on average 2.750864508016347) internal successors, (17501), 6365 states have internal predecessors, (17501), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:20,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6366 states to 6366 states and 17501 transitions. [2022-03-03 18:13:20,422 INFO L78 Accepts]: Start accepts. Automaton has 6366 states and 17501 transitions. Word has length 98 [2022-03-03 18:13:20,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:20,422 INFO L470 AbstractCegarLoop]: Abstraction has 6366 states and 17501 transitions. [2022-03-03 18:13:20,422 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) [2022-03-03 18:13:20,422 INFO L276 IsEmpty]: Start isEmpty. Operand 6366 states and 17501 transitions. [2022-03-03 18:13:20,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:20,428 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:20,428 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:20,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-03-03 18:13:20,428 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)] === [2022-03-03 18:13:20,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:20,429 INFO L85 PathProgramCache]: Analyzing trace with hash 677814654, now seen corresponding path program 56 times [2022-03-03 18:13:20,429 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:20,429 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231895338] [2022-03-03 18:13:20,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:20,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:20,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:21,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:21,075 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:21,075 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231895338] [2022-03-03 18:13:21,075 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231895338] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:21,075 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:21,075 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:21,075 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050612663] [2022-03-03 18:13:21,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:21,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:21,076 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:21,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:21,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:21,076 INFO L87 Difference]: Start difference. First operand 6366 states and 17501 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) [2022-03-03 18:13:23,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:23,263 INFO L93 Difference]: Finished difference Result 8248 states and 22127 transitions. [2022-03-03 18:13:23,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:23,263 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 [2022-03-03 18:13:23,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:23,276 INFO L225 Difference]: With dead ends: 8248 [2022-03-03 18:13:23,277 INFO L226 Difference]: Without dead ends: 8248 [2022-03-03 18:13:23,277 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:23,277 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1078 mSDsluCounter, 2229 mSDsCounter, 0 mSdLazyCounter, 2079 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1078 SdHoareTripleChecker+Valid, 2540 SdHoareTripleChecker+Invalid, 2214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 2079 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:23,277 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1078 Valid, 2540 Invalid, 2214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 2079 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:13:23,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8248 states. [2022-03-03 18:13:23,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8248 to 6324. [2022-03-03 18:13:23,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6324 states, 6320 states have (on average 2.7496835443037977) internal successors, (17378), 6323 states have internal predecessors, (17378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:23,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6324 states to 6324 states and 17378 transitions. [2022-03-03 18:13:23,382 INFO L78 Accepts]: Start accepts. Automaton has 6324 states and 17378 transitions. Word has length 98 [2022-03-03 18:13:23,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:23,382 INFO L470 AbstractCegarLoop]: Abstraction has 6324 states and 17378 transitions. [2022-03-03 18:13:23,382 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) [2022-03-03 18:13:23,382 INFO L276 IsEmpty]: Start isEmpty. Operand 6324 states and 17378 transitions. [2022-03-03 18:13:23,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:23,387 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:23,388 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:23,388 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-03-03 18:13:23,388 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)] === [2022-03-03 18:13:23,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:23,388 INFO L85 PathProgramCache]: Analyzing trace with hash -1023296514, now seen corresponding path program 57 times [2022-03-03 18:13:23,388 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:23,388 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699670964] [2022-03-03 18:13:23,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:23,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:23,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:23,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:23,816 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:23,816 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699670964] [2022-03-03 18:13:23,816 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699670964] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:23,816 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:23,816 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:23,817 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485858106] [2022-03-03 18:13:23,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:23,817 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:23,817 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:23,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:23,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:23,817 INFO L87 Difference]: Start difference. First operand 6324 states and 17378 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) [2022-03-03 18:13:25,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:25,159 INFO L93 Difference]: Finished difference Result 7884 states and 21061 transitions. [2022-03-03 18:13:25,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:13:25,160 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 [2022-03-03 18:13:25,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:25,173 INFO L225 Difference]: With dead ends: 7884 [2022-03-03 18:13:25,174 INFO L226 Difference]: Without dead ends: 7884 [2022-03-03 18:13:25,174 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:13:25,174 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1006 mSDsluCounter, 1291 mSDsCounter, 0 mSdLazyCounter, 1233 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1006 SdHoareTripleChecker+Valid, 1590 SdHoareTripleChecker+Invalid, 1361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:25,174 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1006 Valid, 1590 Invalid, 1361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1233 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:13:25,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7884 states. [2022-03-03 18:13:25,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7884 to 6314. [2022-03-03 18:13:25,309 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) [2022-03-03 18:13:25,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6314 states to 6314 states and 17349 transitions. [2022-03-03 18:13:25,321 INFO L78 Accepts]: Start accepts. Automaton has 6314 states and 17349 transitions. Word has length 98 [2022-03-03 18:13:25,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:25,322 INFO L470 AbstractCegarLoop]: Abstraction has 6314 states and 17349 transitions. [2022-03-03 18:13:25,322 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) [2022-03-03 18:13:25,322 INFO L276 IsEmpty]: Start isEmpty. Operand 6314 states and 17349 transitions. [2022-03-03 18:13:25,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:25,327 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:25,328 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:25,328 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-03-03 18:13:25,328 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)] === [2022-03-03 18:13:25,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:25,329 INFO L85 PathProgramCache]: Analyzing trace with hash -728512860, now seen corresponding path program 58 times [2022-03-03 18:13:25,329 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:25,329 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802096384] [2022-03-03 18:13:25,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:25,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:25,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:25,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:25,720 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:25,721 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802096384] [2022-03-03 18:13:25,721 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802096384] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:25,721 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:25,721 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:25,721 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357900044] [2022-03-03 18:13:25,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:25,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:25,721 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:25,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:25,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:25,721 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) [2022-03-03 18:13:27,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:27,780 INFO L93 Difference]: Finished difference Result 8236 states and 21995 transitions. [2022-03-03 18:13:27,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:13:27,781 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 [2022-03-03 18:13:27,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:27,795 INFO L225 Difference]: With dead ends: 8236 [2022-03-03 18:13:27,795 INFO L226 Difference]: Without dead ends: 8236 [2022-03-03 18:13:27,795 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:13:27,795 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1220 mSDsluCounter, 2360 mSDsCounter, 0 mSdLazyCounter, 2135 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1220 SdHoareTripleChecker+Valid, 2661 SdHoareTripleChecker+Invalid, 2256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 2135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:27,796 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1220 Valid, 2661 Invalid, 2256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 2135 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:13:27,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8236 states. [2022-03-03 18:13:27,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8236 to 6342. [2022-03-03 18:13:27,891 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) [2022-03-03 18:13:27,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6342 states to 6342 states and 17431 transitions. [2022-03-03 18:13:27,904 INFO L78 Accepts]: Start accepts. Automaton has 6342 states and 17431 transitions. Word has length 98 [2022-03-03 18:13:27,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:27,904 INFO L470 AbstractCegarLoop]: Abstraction has 6342 states and 17431 transitions. [2022-03-03 18:13:27,904 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) [2022-03-03 18:13:27,904 INFO L276 IsEmpty]: Start isEmpty. Operand 6342 states and 17431 transitions. [2022-03-03 18:13:27,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:27,909 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:27,910 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:27,910 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-03-03 18:13:27,910 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)] === [2022-03-03 18:13:27,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:27,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1711342150, now seen corresponding path program 59 times [2022-03-03 18:13:27,910 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:27,910 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792984926] [2022-03-03 18:13:27,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:27,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:27,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:28,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:28,353 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:28,353 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792984926] [2022-03-03 18:13:28,353 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792984926] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:28,353 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:28,353 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:28,353 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735419414] [2022-03-03 18:13:28,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:28,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:28,353 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:28,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:28,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:28,354 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) [2022-03-03 18:13:29,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:29,926 INFO L93 Difference]: Finished difference Result 8169 states and 21823 transitions. [2022-03-03 18:13:29,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:29,926 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 [2022-03-03 18:13:29,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:29,941 INFO L225 Difference]: With dead ends: 8169 [2022-03-03 18:13:29,941 INFO L226 Difference]: Without dead ends: 8169 [2022-03-03 18:13:29,941 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:29,942 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 1207 mSDsluCounter, 1388 mSDsCounter, 0 mSdLazyCounter, 1313 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1207 SdHoareTripleChecker+Valid, 1713 SdHoareTripleChecker+Invalid, 1454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1313 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:29,942 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1207 Valid, 1713 Invalid, 1454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1313 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:13:29,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8169 states. [2022-03-03 18:13:30,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8169 to 6356. [2022-03-03 18:13:30,047 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) [2022-03-03 18:13:30,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-03 18:13:30,059 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-03 18:13:30,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:30,059 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-03 18:13:30,060 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) [2022-03-03 18:13:30,060 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-03 18:13:30,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:30,065 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:30,065 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:30,065 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-03-03 18:13:30,065 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)] === [2022-03-03 18:13:30,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:30,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1530811206, now seen corresponding path program 60 times [2022-03-03 18:13:30,066 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:30,066 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399808727] [2022-03-03 18:13:30,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:30,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:30,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:30,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:30,561 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:30,561 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399808727] [2022-03-03 18:13:30,561 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399808727] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:30,562 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:30,562 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:30,562 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979770771] [2022-03-03 18:13:30,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:30,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:30,562 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:30,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:30,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:30,563 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) [2022-03-03 18:13:32,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:32,760 INFO L93 Difference]: Finished difference Result 8066 states and 21594 transitions. [2022-03-03 18:13:32,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:32,761 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 [2022-03-03 18:13:32,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:32,774 INFO L225 Difference]: With dead ends: 8066 [2022-03-03 18:13:32,775 INFO L226 Difference]: Without dead ends: 8066 [2022-03-03 18:13:32,775 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:32,775 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1186 mSDsluCounter, 2186 mSDsCounter, 0 mSdLazyCounter, 2031 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1186 SdHoareTripleChecker+Valid, 2505 SdHoareTripleChecker+Invalid, 2160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 2031 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:32,775 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1186 Valid, 2505 Invalid, 2160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 2031 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:13:32,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8066 states. [2022-03-03 18:13:32,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8066 to 6286. [2022-03-03 18:13:32,873 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) [2022-03-03 18:13:32,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-03-03 18:13:32,885 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-03-03 18:13:32,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:32,886 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-03-03 18:13:32,886 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) [2022-03-03 18:13:32,886 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-03-03 18:13:32,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:32,891 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:32,891 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:32,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-03-03 18:13:32,891 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)] === [2022-03-03 18:13:32,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:32,892 INFO L85 PathProgramCache]: Analyzing trace with hash -1217336698, now seen corresponding path program 61 times [2022-03-03 18:13:32,892 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:32,892 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29205105] [2022-03-03 18:13:32,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:32,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:32,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:33,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:33,348 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:33,348 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29205105] [2022-03-03 18:13:33,348 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29205105] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:33,348 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:33,348 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:33,348 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752125303] [2022-03-03 18:13:33,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:33,349 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:33,349 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:33,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:33,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:33,349 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) [2022-03-03 18:13:35,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:35,165 INFO L93 Difference]: Finished difference Result 7512 states and 20020 transitions. [2022-03-03 18:13:35,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:13:35,165 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 [2022-03-03 18:13:35,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:35,178 INFO L225 Difference]: With dead ends: 7512 [2022-03-03 18:13:35,179 INFO L226 Difference]: Without dead ends: 7512 [2022-03-03 18:13:35,179 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:13:35,179 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1059 mSDsluCounter, 1884 mSDsCounter, 0 mSdLazyCounter, 1706 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1059 SdHoareTripleChecker+Valid, 2182 SdHoareTripleChecker+Invalid, 1845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1706 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:35,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1059 Valid, 2182 Invalid, 1845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1706 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:13:35,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7512 states. [2022-03-03 18:13:35,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7512 to 6274. [2022-03-03 18:13:35,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6274 states, 6270 states have (on average 2.7484848484848485) internal successors, (17233), 6273 states have internal predecessors, (17233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:35,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6274 states to 6274 states and 17233 transitions. [2022-03-03 18:13:35,294 INFO L78 Accepts]: Start accepts. Automaton has 6274 states and 17233 transitions. Word has length 98 [2022-03-03 18:13:35,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:35,294 INFO L470 AbstractCegarLoop]: Abstraction has 6274 states and 17233 transitions. [2022-03-03 18:13:35,294 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) [2022-03-03 18:13:35,294 INFO L276 IsEmpty]: Start isEmpty. Operand 6274 states and 17233 transitions. [2022-03-03 18:13:35,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:35,300 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:35,300 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:35,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-03-03 18:13:35,300 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)] === [2022-03-03 18:13:35,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:35,301 INFO L85 PathProgramCache]: Analyzing trace with hash 496249840, now seen corresponding path program 62 times [2022-03-03 18:13:35,301 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:35,301 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553342057] [2022-03-03 18:13:35,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:35,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:35,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:35,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:35,848 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:35,848 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553342057] [2022-03-03 18:13:35,848 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553342057] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:35,848 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:35,848 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:35,848 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888448339] [2022-03-03 18:13:35,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:35,849 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:35,849 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:35,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:35,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:35,849 INFO L87 Difference]: Start difference. First operand 6274 states and 17233 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) [2022-03-03 18:13:37,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:37,515 INFO L93 Difference]: Finished difference Result 7769 states and 20700 transitions. [2022-03-03 18:13:37,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:37,515 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 [2022-03-03 18:13:37,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:37,530 INFO L225 Difference]: With dead ends: 7769 [2022-03-03 18:13:37,531 INFO L226 Difference]: Without dead ends: 7769 [2022-03-03 18:13:37,531 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:37,531 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1104 mSDsluCounter, 1578 mSDsCounter, 0 mSdLazyCounter, 1502 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1104 SdHoareTripleChecker+Valid, 1887 SdHoareTripleChecker+Invalid, 1645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1502 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:37,531 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1104 Valid, 1887 Invalid, 1645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1502 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:13:37,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7769 states. [2022-03-03 18:13:37,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7769 to 6288. [2022-03-03 18:13:37,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6288 states, 6284 states have (on average 2.7488860598345) internal successors, (17274), 6287 states have internal predecessors, (17274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:37,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6288 states to 6288 states and 17274 transitions. [2022-03-03 18:13:37,656 INFO L78 Accepts]: Start accepts. Automaton has 6288 states and 17274 transitions. Word has length 98 [2022-03-03 18:13:37,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:37,656 INFO L470 AbstractCegarLoop]: Abstraction has 6288 states and 17274 transitions. [2022-03-03 18:13:37,656 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) [2022-03-03 18:13:37,656 INFO L276 IsEmpty]: Start isEmpty. Operand 6288 states and 17274 transitions. [2022-03-03 18:13:37,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:37,662 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:37,662 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:37,662 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-03-03 18:13:37,662 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)] === [2022-03-03 18:13:37,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:37,663 INFO L85 PathProgramCache]: Analyzing trace with hash 1549063780, now seen corresponding path program 63 times [2022-03-03 18:13:37,663 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:37,663 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717037995] [2022-03-03 18:13:37,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:37,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:37,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:38,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:38,160 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:38,161 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717037995] [2022-03-03 18:13:38,161 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717037995] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:38,161 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:38,161 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:38,161 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11939560] [2022-03-03 18:13:38,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:38,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:38,161 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:38,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:38,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:38,162 INFO L87 Difference]: Start difference. First operand 6288 states and 17274 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) [2022-03-03 18:13:40,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:40,425 INFO L93 Difference]: Finished difference Result 7666 states and 20471 transitions. [2022-03-03 18:13:40,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:40,426 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 [2022-03-03 18:13:40,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:40,443 INFO L225 Difference]: With dead ends: 7666 [2022-03-03 18:13:40,443 INFO L226 Difference]: Without dead ends: 7666 [2022-03-03 18:13:40,443 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:40,444 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1082 mSDsluCounter, 2229 mSDsCounter, 0 mSdLazyCounter, 2062 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1082 SdHoareTripleChecker+Valid, 2535 SdHoareTripleChecker+Invalid, 2201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 2062 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:40,444 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1082 Valid, 2535 Invalid, 2201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 2062 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:13:40,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7666 states. [2022-03-03 18:13:40,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7666 to 6246. [2022-03-03 18:13:40,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6246 states, 6242 states have (on average 2.7476770265940402) internal successors, (17151), 6245 states have internal predecessors, (17151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:40,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6246 states to 6246 states and 17151 transitions. [2022-03-03 18:13:40,581 INFO L78 Accepts]: Start accepts. Automaton has 6246 states and 17151 transitions. Word has length 98 [2022-03-03 18:13:40,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:40,582 INFO L470 AbstractCegarLoop]: Abstraction has 6246 states and 17151 transitions. [2022-03-03 18:13:40,582 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) [2022-03-03 18:13:40,582 INFO L276 IsEmpty]: Start isEmpty. Operand 6246 states and 17151 transitions. [2022-03-03 18:13:40,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:40,588 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:40,588 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:40,588 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-03-03 18:13:40,589 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)] === [2022-03-03 18:13:40,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:40,589 INFO L85 PathProgramCache]: Analyzing trace with hash -838341490, now seen corresponding path program 64 times [2022-03-03 18:13:40,589 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:40,589 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692498141] [2022-03-03 18:13:40,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:40,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:41,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:41,027 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:41,027 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692498141] [2022-03-03 18:13:41,027 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692498141] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:41,027 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:41,027 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:41,027 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066552626] [2022-03-03 18:13:41,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:41,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:41,028 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:41,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:41,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:41,028 INFO L87 Difference]: Start difference. First operand 6246 states and 17151 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) [2022-03-03 18:13:42,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:42,865 INFO L93 Difference]: Finished difference Result 7853 states and 20946 transitions. [2022-03-03 18:13:42,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:42,866 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 [2022-03-03 18:13:42,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:42,880 INFO L225 Difference]: With dead ends: 7853 [2022-03-03 18:13:42,880 INFO L226 Difference]: Without dead ends: 7853 [2022-03-03 18:13:42,880 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:42,881 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1106 mSDsluCounter, 1871 mSDsCounter, 0 mSdLazyCounter, 1789 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1106 SdHoareTripleChecker+Valid, 2171 SdHoareTripleChecker+Invalid, 1927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 1789 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:42,881 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1106 Valid, 2171 Invalid, 1927 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1789 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:13:42,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7853 states. [2022-03-03 18:13:42,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7853 to 6274. [2022-03-03 18:13:42,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6274 states, 6270 states have (on average 2.7484848484848485) internal successors, (17233), 6273 states have internal predecessors, (17233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:42,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6274 states to 6274 states and 17233 transitions. [2022-03-03 18:13:42,997 INFO L78 Accepts]: Start accepts. Automaton has 6274 states and 17233 transitions. Word has length 98 [2022-03-03 18:13:42,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:42,998 INFO L470 AbstractCegarLoop]: Abstraction has 6274 states and 17233 transitions. [2022-03-03 18:13:42,998 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) [2022-03-03 18:13:42,998 INFO L276 IsEmpty]: Start isEmpty. Operand 6274 states and 17233 transitions. [2022-03-03 18:13:43,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:43,004 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:43,004 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:43,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-03-03 18:13:43,004 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)] === [2022-03-03 18:13:43,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:43,004 INFO L85 PathProgramCache]: Analyzing trace with hash 214472450, now seen corresponding path program 65 times [2022-03-03 18:13:43,004 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:43,004 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754845788] [2022-03-03 18:13:43,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:43,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:43,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:43,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:43,559 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:43,559 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754845788] [2022-03-03 18:13:43,559 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754845788] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:43,560 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:43,560 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:43,560 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172751859] [2022-03-03 18:13:43,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:43,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:43,560 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:43,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:43,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:43,560 INFO L87 Difference]: Start difference. First operand 6274 states and 17233 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) [2022-03-03 18:13:45,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:45,713 INFO L93 Difference]: Finished difference Result 7993 states and 21356 transitions. [2022-03-03 18:13:45,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:45,713 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 [2022-03-03 18:13:45,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:45,728 INFO L225 Difference]: With dead ends: 7993 [2022-03-03 18:13:45,729 INFO L226 Difference]: Without dead ends: 7993 [2022-03-03 18:13:45,729 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:45,729 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1190 mSDsluCounter, 2092 mSDsCounter, 0 mSdLazyCounter, 1981 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1190 SdHoareTripleChecker+Valid, 2401 SdHoareTripleChecker+Invalid, 2124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1981 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:45,729 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1190 Valid, 2401 Invalid, 2124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1981 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:13:45,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7993 states. [2022-03-03 18:13:45,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7993 to 6260. [2022-03-03 18:13:45,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6260 states, 6256 states have (on average 2.7480818414322252) internal successors, (17192), 6259 states have internal predecessors, (17192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:45,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6260 states to 6260 states and 17192 transitions. [2022-03-03 18:13:45,850 INFO L78 Accepts]: Start accepts. Automaton has 6260 states and 17192 transitions. Word has length 98 [2022-03-03 18:13:45,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:45,850 INFO L470 AbstractCegarLoop]: Abstraction has 6260 states and 17192 transitions. [2022-03-03 18:13:45,850 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) [2022-03-03 18:13:45,850 INFO L276 IsEmpty]: Start isEmpty. Operand 6260 states and 17192 transitions. [2022-03-03 18:13:45,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:45,856 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:45,856 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:45,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-03-03 18:13:45,856 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)] === [2022-03-03 18:13:45,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:45,856 INFO L85 PathProgramCache]: Analyzing trace with hash 199011654, now seen corresponding path program 66 times [2022-03-03 18:13:45,857 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:45,857 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721380229] [2022-03-03 18:13:45,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:45,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:45,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:46,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:46,494 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:46,494 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721380229] [2022-03-03 18:13:46,494 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721380229] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:46,494 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:46,494 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:46,495 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82309238] [2022-03-03 18:13:46,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:46,495 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:46,495 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:46,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:46,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:46,495 INFO L87 Difference]: Start difference. First operand 6260 states and 17192 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) [2022-03-03 18:13:48,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:48,515 INFO L93 Difference]: Finished difference Result 7820 states and 20922 transitions. [2022-03-03 18:13:48,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:48,516 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 [2022-03-03 18:13:48,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:48,531 INFO L225 Difference]: With dead ends: 7820 [2022-03-03 18:13:48,531 INFO L226 Difference]: Without dead ends: 7820 [2022-03-03 18:13:48,532 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:48,532 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 924 mSDsluCounter, 2038 mSDsCounter, 0 mSdLazyCounter, 1906 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 924 SdHoareTripleChecker+Valid, 2346 SdHoareTripleChecker+Invalid, 2040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:48,532 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [924 Valid, 2346 Invalid, 2040 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1906 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:13:48,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7820 states. [2022-03-03 18:13:48,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7820 to 6218. [2022-03-03 18:13:48,644 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) [2022-03-03 18:13:48,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6218 states to 6218 states and 17069 transitions. [2022-03-03 18:13:48,659 INFO L78 Accepts]: Start accepts. Automaton has 6218 states and 17069 transitions. Word has length 98 [2022-03-03 18:13:48,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:48,659 INFO L470 AbstractCegarLoop]: Abstraction has 6218 states and 17069 transitions. [2022-03-03 18:13:48,659 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) [2022-03-03 18:13:48,659 INFO L276 IsEmpty]: Start isEmpty. Operand 6218 states and 17069 transitions. [2022-03-03 18:13:48,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:48,665 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:48,665 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:48,665 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-03-03 18:13:48,665 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)] === [2022-03-03 18:13:48,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:48,666 INFO L85 PathProgramCache]: Analyzing trace with hash 2040474608, now seen corresponding path program 67 times [2022-03-03 18:13:48,666 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:48,666 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942537722] [2022-03-03 18:13:48,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:48,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:49,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:49,065 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:49,065 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942537722] [2022-03-03 18:13:49,066 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942537722] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:49,066 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:49,066 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:49,066 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037350043] [2022-03-03 18:13:49,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:49,066 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:49,066 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:49,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:49,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:49,067 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) [2022-03-03 18:13:51,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:51,211 INFO L93 Difference]: Finished difference Result 7389 states and 19684 transitions. [2022-03-03 18:13:51,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:51,211 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 [2022-03-03 18:13:51,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:51,226 INFO L225 Difference]: With dead ends: 7389 [2022-03-03 18:13:51,226 INFO L226 Difference]: Without dead ends: 7389 [2022-03-03 18:13:51,226 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:51,227 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1346 mSDsluCounter, 2377 mSDsCounter, 0 mSdLazyCounter, 2198 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1346 SdHoareTripleChecker+Valid, 2669 SdHoareTripleChecker+Invalid, 2329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 2198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:51,227 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1346 Valid, 2669 Invalid, 2329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 2198 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:13:51,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7389 states. [2022-03-03 18:13:51,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7389 to 6212. [2022-03-03 18:13:51,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6212 states, 6208 states have (on average 2.7467783505154637) internal successors, (17052), 6211 states have internal predecessors, (17052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:51,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6212 states to 6212 states and 17052 transitions. [2022-03-03 18:13:51,353 INFO L78 Accepts]: Start accepts. Automaton has 6212 states and 17052 transitions. Word has length 98 [2022-03-03 18:13:51,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:51,353 INFO L470 AbstractCegarLoop]: Abstraction has 6212 states and 17052 transitions. [2022-03-03 18:13:51,353 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) [2022-03-03 18:13:51,353 INFO L276 IsEmpty]: Start isEmpty. Operand 6212 states and 17052 transitions. [2022-03-03 18:13:51,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:51,359 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:51,360 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:51,360 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-03-03 18:13:51,360 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)] === [2022-03-03 18:13:51,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:51,360 INFO L85 PathProgramCache]: Analyzing trace with hash -1201678748, now seen corresponding path program 68 times [2022-03-03 18:13:51,360 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:51,360 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456803841] [2022-03-03 18:13:51,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:51,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:51,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:51,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:51,876 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:51,876 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456803841] [2022-03-03 18:13:51,876 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456803841] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:51,876 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:51,876 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:51,876 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631596283] [2022-03-03 18:13:51,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:51,876 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:51,876 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:51,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:51,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:51,877 INFO L87 Difference]: Start difference. First operand 6212 states and 17052 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) [2022-03-03 18:13:54,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:54,072 INFO L93 Difference]: Finished difference Result 7529 states and 20094 transitions. [2022-03-03 18:13:54,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:54,073 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 [2022-03-03 18:13:54,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:54,087 INFO L225 Difference]: With dead ends: 7529 [2022-03-03 18:13:54,087 INFO L226 Difference]: Without dead ends: 7529 [2022-03-03 18:13:54,088 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:54,088 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1066 mSDsluCounter, 2211 mSDsCounter, 0 mSdLazyCounter, 2074 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1066 SdHoareTripleChecker+Valid, 2514 SdHoareTripleChecker+Invalid, 2206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 2074 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:54,088 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1066 Valid, 2514 Invalid, 2206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 2074 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:13:54,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7529 states. [2022-03-03 18:13:54,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7529 to 6198. [2022-03-03 18:13:54,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6198 states, 6194 states have (on average 2.7463674523732644) internal successors, (17011), 6197 states have internal predecessors, (17011), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:54,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6198 states to 6198 states and 17011 transitions. [2022-03-03 18:13:54,203 INFO L78 Accepts]: Start accepts. Automaton has 6198 states and 17011 transitions. Word has length 98 [2022-03-03 18:13:54,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:54,203 INFO L470 AbstractCegarLoop]: Abstraction has 6198 states and 17011 transitions. [2022-03-03 18:13:54,203 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) [2022-03-03 18:13:54,203 INFO L276 IsEmpty]: Start isEmpty. Operand 6198 states and 17011 transitions. [2022-03-03 18:13:54,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:54,209 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:54,209 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:54,209 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-03-03 18:13:54,209 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)] === [2022-03-03 18:13:54,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:54,209 INFO L85 PathProgramCache]: Analyzing trace with hash -1217139544, now seen corresponding path program 69 times [2022-03-03 18:13:54,209 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:54,209 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089422304] [2022-03-03 18:13:54,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:54,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:54,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:54,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:54,897 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:54,897 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089422304] [2022-03-03 18:13:54,897 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089422304] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:54,897 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:54,897 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:54,897 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465830137] [2022-03-03 18:13:54,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:54,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:54,898 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:54,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:54,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:54,898 INFO L87 Difference]: Start difference. First operand 6198 states and 17011 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) [2022-03-03 18:13:56,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:56,952 INFO L93 Difference]: Finished difference Result 7669 states and 20504 transitions. [2022-03-03 18:13:56,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:56,952 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 [2022-03-03 18:13:56,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:56,966 INFO L225 Difference]: With dead ends: 7669 [2022-03-03 18:13:56,966 INFO L226 Difference]: Without dead ends: 7669 [2022-03-03 18:13:56,966 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:56,967 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 936 mSDsluCounter, 2021 mSDsCounter, 0 mSdLazyCounter, 1864 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 936 SdHoareTripleChecker+Valid, 2330 SdHoareTripleChecker+Invalid, 2010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:56,967 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [936 Valid, 2330 Invalid, 2010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1864 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:13:56,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7669 states. [2022-03-03 18:13:57,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7669 to 6184. [2022-03-03 18:13:57,060 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) [2022-03-03 18:13:57,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6184 states to 6184 states and 16970 transitions. [2022-03-03 18:13:57,073 INFO L78 Accepts]: Start accepts. Automaton has 6184 states and 16970 transitions. Word has length 98 [2022-03-03 18:13:57,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:57,073 INFO L470 AbstractCegarLoop]: Abstraction has 6184 states and 16970 transitions. [2022-03-03 18:13:57,073 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) [2022-03-03 18:13:57,073 INFO L276 IsEmpty]: Start isEmpty. Operand 6184 states and 16970 transitions. [2022-03-03 18:13:57,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:57,079 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:57,079 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:57,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-03-03 18:13:57,079 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)] === [2022-03-03 18:13:57,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:57,080 INFO L85 PathProgramCache]: Analyzing trace with hash -114849094, now seen corresponding path program 70 times [2022-03-03 18:13:57,080 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:57,080 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167284900] [2022-03-03 18:13:57,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:57,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:57,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:57,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:57,804 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:57,804 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167284900] [2022-03-03 18:13:57,804 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167284900] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:57,805 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:57,805 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:57,805 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037350232] [2022-03-03 18:13:57,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:57,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:57,805 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:57,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:57,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:57,806 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) [2022-03-03 18:13:59,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:59,895 INFO L93 Difference]: Finished difference Result 7318 states and 19543 transitions. [2022-03-03 18:13:59,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:59,896 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 [2022-03-03 18:13:59,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:59,910 INFO L225 Difference]: With dead ends: 7318 [2022-03-03 18:13:59,910 INFO L226 Difference]: Without dead ends: 7318 [2022-03-03 18:13:59,911 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:59,911 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1057 mSDsluCounter, 2008 mSDsCounter, 0 mSdLazyCounter, 1911 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1057 SdHoareTripleChecker+Valid, 2311 SdHoareTripleChecker+Invalid, 2050 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1911 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:59,911 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1057 Valid, 2311 Invalid, 2050 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1911 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:13:59,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7318 states. [2022-03-03 18:14:00,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7318 to 5904. [2022-03-03 18:14:00,015 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) [2022-03-03 18:14:00,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 5904 states and 16146 transitions. [2022-03-03 18:14:00,028 INFO L78 Accepts]: Start accepts. Automaton has 5904 states and 16146 transitions. Word has length 98 [2022-03-03 18:14:00,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:00,028 INFO L470 AbstractCegarLoop]: Abstraction has 5904 states and 16146 transitions. [2022-03-03 18:14:00,028 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) [2022-03-03 18:14:00,028 INFO L276 IsEmpty]: Start isEmpty. Operand 5904 states and 16146 transitions. [2022-03-03 18:14:00,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:00,035 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:00,035 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:00,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-03-03 18:14:00,035 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:00,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:00,037 INFO L85 PathProgramCache]: Analyzing trace with hash 120347688, now seen corresponding path program 1 times [2022-03-03 18:14:00,037 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:00,037 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478582493] [2022-03-03 18:14:00,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:00,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:00,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:00,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:00,131 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:00,131 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478582493] [2022-03-03 18:14:00,131 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1478582493] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:00,131 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:00,131 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:14:00,131 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790236294] [2022-03-03 18:14:00,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:00,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:14:00,131 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:00,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:14:00,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:14:00,132 INFO L87 Difference]: Start difference. First operand 5904 states and 16146 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) [2022-03-03 18:14:00,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:00,369 INFO L93 Difference]: Finished difference Result 5915 states and 16157 transitions. [2022-03-03 18:14:00,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:14:00,370 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 [2022-03-03 18:14:00,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:00,384 INFO L225 Difference]: With dead ends: 5915 [2022-03-03 18:14:00,384 INFO L226 Difference]: Without dead ends: 5812 [2022-03-03 18:14:00,385 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:14:00,385 INFO L933 BasicCegarLoop]: 184 mSDtfsCounter, 16 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 538 SdHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:00,385 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [16 Valid, 538 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:14:00,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5812 states. [2022-03-03 18:14:00,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5812 to 5812. [2022-03-03 18:14:00,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5812 states, 5810 states have (on average 2.7607573149741826) internal successors, (16040), 5811 states have internal predecessors, (16040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:00,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5812 states to 5812 states and 16040 transitions. [2022-03-03 18:14:00,516 INFO L78 Accepts]: Start accepts. Automaton has 5812 states and 16040 transitions. Word has length 100 [2022-03-03 18:14:00,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:00,516 INFO L470 AbstractCegarLoop]: Abstraction has 5812 states and 16040 transitions. [2022-03-03 18:14:00,516 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) [2022-03-03 18:14:00,516 INFO L276 IsEmpty]: Start isEmpty. Operand 5812 states and 16040 transitions. [2022-03-03 18:14:00,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:00,523 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:00,524 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:00,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-03-03 18:14:00,524 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)] === [2022-03-03 18:14:00,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:00,524 INFO L85 PathProgramCache]: Analyzing trace with hash -249231380, now seen corresponding path program 1 times [2022-03-03 18:14:00,524 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:00,524 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662661993] [2022-03-03 18:14:00,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:00,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:00,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:02,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:02,185 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:02,186 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662661993] [2022-03-03 18:14:02,186 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662661993] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:02,186 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:02,186 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:02,186 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747701092] [2022-03-03 18:14:02,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:02,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:02,186 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:02,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:02,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:02,187 INFO L87 Difference]: Start difference. First operand 5812 states and 16040 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) [2022-03-03 18:14:03,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:03,589 INFO L93 Difference]: Finished difference Result 6492 states and 17806 transitions. [2022-03-03 18:14:03,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:03,590 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 [2022-03-03 18:14:03,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:03,603 INFO L225 Difference]: With dead ends: 6492 [2022-03-03 18:14:03,603 INFO L226 Difference]: Without dead ends: 6492 [2022-03-03 18:14:03,603 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:03,603 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 858 mSDsluCounter, 1397 mSDsCounter, 0 mSdLazyCounter, 910 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 858 SdHoareTripleChecker+Valid, 1636 SdHoareTripleChecker+Invalid, 974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:03,604 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [858 Valid, 1636 Invalid, 974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:14:03,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6492 states. [2022-03-03 18:14:03,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6492 to 6220. [2022-03-03 18:14:03,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6220 states, 6218 states have (on average 2.7680926342875525) internal successors, (17212), 6219 states have internal predecessors, (17212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:03,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6220 states to 6220 states and 17212 transitions. [2022-03-03 18:14:03,706 INFO L78 Accepts]: Start accepts. Automaton has 6220 states and 17212 transitions. Word has length 100 [2022-03-03 18:14:03,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:03,707 INFO L470 AbstractCegarLoop]: Abstraction has 6220 states and 17212 transitions. [2022-03-03 18:14:03,707 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) [2022-03-03 18:14:03,707 INFO L276 IsEmpty]: Start isEmpty. Operand 6220 states and 17212 transitions. [2022-03-03 18:14:03,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:03,713 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:03,713 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:03,713 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-03-03 18:14:03,713 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)] === [2022-03-03 18:14:03,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:03,713 INFO L85 PathProgramCache]: Analyzing trace with hash -823594260, now seen corresponding path program 2 times [2022-03-03 18:14:03,714 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:03,714 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462221695] [2022-03-03 18:14:03,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:03,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:04,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:04,779 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:04,779 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462221695] [2022-03-03 18:14:04,780 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462221695] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:04,780 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:04,780 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:04,780 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287848087] [2022-03-03 18:14:04,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:04,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:04,780 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:04,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:04,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:04,781 INFO L87 Difference]: Start difference. First operand 6220 states and 17212 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) [2022-03-03 18:14:06,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:06,085 INFO L93 Difference]: Finished difference Result 7252 states and 19612 transitions. [2022-03-03 18:14:06,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:14:06,086 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 [2022-03-03 18:14:06,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:06,101 INFO L225 Difference]: With dead ends: 7252 [2022-03-03 18:14:06,101 INFO L226 Difference]: Without dead ends: 7252 [2022-03-03 18:14:06,101 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:14:06,101 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 745 mSDsluCounter, 1392 mSDsCounter, 0 mSdLazyCounter, 953 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 745 SdHoareTripleChecker+Valid, 1640 SdHoareTripleChecker+Invalid, 1000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 953 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:06,102 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [745 Valid, 1640 Invalid, 1000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 953 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:14:06,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7252 states. [2022-03-03 18:14:06,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7252 to 6276. [2022-03-03 18:14:06,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6276 states, 6274 states have (on average 2.7695250239081926) internal successors, (17376), 6275 states have internal predecessors, (17376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:06,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6276 states to 6276 states and 17376 transitions. [2022-03-03 18:14:06,214 INFO L78 Accepts]: Start accepts. Automaton has 6276 states and 17376 transitions. Word has length 100 [2022-03-03 18:14:06,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:06,214 INFO L470 AbstractCegarLoop]: Abstraction has 6276 states and 17376 transitions. [2022-03-03 18:14:06,214 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) [2022-03-03 18:14:06,215 INFO L276 IsEmpty]: Start isEmpty. Operand 6276 states and 17376 transitions. [2022-03-03 18:14:06,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:06,221 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:06,221 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:06,221 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-03-03 18:14:06,221 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)] === [2022-03-03 18:14:06,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:06,221 INFO L85 PathProgramCache]: Analyzing trace with hash 813282944, now seen corresponding path program 3 times [2022-03-03 18:14:06,221 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:06,221 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449563577] [2022-03-03 18:14:06,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:06,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:06,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:07,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:07,269 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:07,269 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449563577] [2022-03-03 18:14:07,270 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449563577] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:07,270 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:07,270 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:07,270 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516281417] [2022-03-03 18:14:07,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:07,270 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:07,270 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:07,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:07,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:07,271 INFO L87 Difference]: Start difference. First operand 6276 states and 17376 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) [2022-03-03 18:14:08,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:08,696 INFO L93 Difference]: Finished difference Result 7504 states and 20322 transitions. [2022-03-03 18:14:08,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:08,697 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 [2022-03-03 18:14:08,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:08,718 INFO L225 Difference]: With dead ends: 7504 [2022-03-03 18:14:08,718 INFO L226 Difference]: Without dead ends: 7504 [2022-03-03 18:14:08,718 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:08,719 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 709 mSDsluCounter, 1428 mSDsCounter, 0 mSdLazyCounter, 934 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 709 SdHoareTripleChecker+Valid, 1697 SdHoareTripleChecker+Invalid, 977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 934 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:08,719 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [709 Valid, 1697 Invalid, 977 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 934 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:14:08,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7504 states. [2022-03-03 18:14:08,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7504 to 6276. [2022-03-03 18:14:08,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6276 states, 6274 states have (on average 2.7695250239081926) internal successors, (17376), 6275 states have internal predecessors, (17376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:08,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6276 states to 6276 states and 17376 transitions. [2022-03-03 18:14:08,886 INFO L78 Accepts]: Start accepts. Automaton has 6276 states and 17376 transitions. Word has length 100 [2022-03-03 18:14:08,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:08,887 INFO L470 AbstractCegarLoop]: Abstraction has 6276 states and 17376 transitions. [2022-03-03 18:14:08,887 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) [2022-03-03 18:14:08,887 INFO L276 IsEmpty]: Start isEmpty. Operand 6276 states and 17376 transitions. [2022-03-03 18:14:08,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:08,895 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:08,896 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:08,896 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-03-03 18:14:08,896 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)] === [2022-03-03 18:14:08,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:08,896 INFO L85 PathProgramCache]: Analyzing trace with hash -189978204, now seen corresponding path program 4 times [2022-03-03 18:14:08,896 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:08,896 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624466754] [2022-03-03 18:14:08,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:08,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:08,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:10,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:10,624 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:10,624 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624466754] [2022-03-03 18:14:10,624 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624466754] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:10,624 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:10,624 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:10,624 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355473603] [2022-03-03 18:14:10,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:10,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:10,625 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:10,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:10,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:10,625 INFO L87 Difference]: Start difference. First operand 6276 states and 17376 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) [2022-03-03 18:14:12,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:12,046 INFO L93 Difference]: Finished difference Result 7756 states and 21032 transitions. [2022-03-03 18:14:12,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:12,046 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 [2022-03-03 18:14:12,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:12,063 INFO L225 Difference]: With dead ends: 7756 [2022-03-03 18:14:12,064 INFO L226 Difference]: Without dead ends: 7756 [2022-03-03 18:14:12,064 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:12,064 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 793 mSDsluCounter, 1137 mSDsCounter, 0 mSdLazyCounter, 842 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 793 SdHoareTripleChecker+Valid, 1399 SdHoareTripleChecker+Invalid, 909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:12,065 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [793 Valid, 1399 Invalid, 909 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 842 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:14:12,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7756 states. [2022-03-03 18:14:12,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7756 to 6276. [2022-03-03 18:14:12,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6276 states, 6274 states have (on average 2.7695250239081926) internal successors, (17376), 6275 states have internal predecessors, (17376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:12,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6276 states to 6276 states and 17376 transitions. [2022-03-03 18:14:12,214 INFO L78 Accepts]: Start accepts. Automaton has 6276 states and 17376 transitions. Word has length 100 [2022-03-03 18:14:12,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:12,214 INFO L470 AbstractCegarLoop]: Abstraction has 6276 states and 17376 transitions. [2022-03-03 18:14:12,215 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) [2022-03-03 18:14:12,215 INFO L276 IsEmpty]: Start isEmpty. Operand 6276 states and 17376 transitions. [2022-03-03 18:14:12,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:12,222 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:12,223 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:12,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-03-03 18:14:12,223 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)] === [2022-03-03 18:14:12,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:12,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1751029418, now seen corresponding path program 5 times [2022-03-03 18:14:12,223 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:12,224 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975100133] [2022-03-03 18:14:12,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:12,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:12,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:13,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:13,537 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:13,537 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975100133] [2022-03-03 18:14:13,537 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975100133] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:13,537 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:13,537 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:13,537 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575656210] [2022-03-03 18:14:13,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:13,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:13,537 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:13,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:13,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:13,538 INFO L87 Difference]: Start difference. First operand 6276 states and 17376 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) [2022-03-03 18:14:14,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:14,784 INFO L93 Difference]: Finished difference Result 7840 states and 21250 transitions. [2022-03-03 18:14:14,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:14,785 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 [2022-03-03 18:14:14,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:14,798 INFO L225 Difference]: With dead ends: 7840 [2022-03-03 18:14:14,798 INFO L226 Difference]: Without dead ends: 7840 [2022-03-03 18:14:14,799 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:14,799 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 723 mSDsluCounter, 989 mSDsCounter, 0 mSdLazyCounter, 708 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 723 SdHoareTripleChecker+Valid, 1251 SdHoareTripleChecker+Invalid, 774 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:14,799 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [723 Valid, 1251 Invalid, 774 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 708 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:14:14,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7840 states. [2022-03-03 18:14:14,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7840 to 6276. [2022-03-03 18:14:14,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6276 states, 6274 states have (on average 2.7695250239081926) internal successors, (17376), 6275 states have internal predecessors, (17376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:14,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6276 states to 6276 states and 17376 transitions. [2022-03-03 18:14:14,898 INFO L78 Accepts]: Start accepts. Automaton has 6276 states and 17376 transitions. Word has length 100 [2022-03-03 18:14:14,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:14,899 INFO L470 AbstractCegarLoop]: Abstraction has 6276 states and 17376 transitions. [2022-03-03 18:14:14,899 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) [2022-03-03 18:14:14,899 INFO L276 IsEmpty]: Start isEmpty. Operand 6276 states and 17376 transitions. [2022-03-03 18:14:14,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:14,907 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:14,907 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:14,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-03-03 18:14:14,907 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)] === [2022-03-03 18:14:14,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:14,908 INFO L85 PathProgramCache]: Analyzing trace with hash 318499684, now seen corresponding path program 6 times [2022-03-03 18:14:14,908 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:14,908 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607000538] [2022-03-03 18:14:14,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:14,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:14,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:15,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:15,720 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:15,721 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607000538] [2022-03-03 18:14:15,721 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607000538] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:15,721 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:15,721 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:15,721 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159706139] [2022-03-03 18:14:15,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:15,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:15,721 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:15,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:15,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:15,722 INFO L87 Difference]: Start difference. First operand 6276 states and 17376 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) [2022-03-03 18:14:16,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:16,883 INFO L93 Difference]: Finished difference Result 7448 states and 20172 transitions. [2022-03-03 18:14:16,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:14:16,884 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 [2022-03-03 18:14:16,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:16,896 INFO L225 Difference]: With dead ends: 7448 [2022-03-03 18:14:16,896 INFO L226 Difference]: Without dead ends: 7448 [2022-03-03 18:14:16,896 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:14:16,897 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 652 mSDsluCounter, 1273 mSDsCounter, 0 mSdLazyCounter, 809 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 652 SdHoareTripleChecker+Valid, 1502 SdHoareTripleChecker+Invalid, 873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:16,897 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [652 Valid, 1502 Invalid, 873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 809 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:14:16,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7448 states. [2022-03-03 18:14:16,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7448 to 6388. [2022-03-03 18:14:16,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6388 states, 6386 states have (on average 2.772314437832759) internal successors, (17704), 6387 states have internal predecessors, (17704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:16,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6388 states to 6388 states and 17704 transitions. [2022-03-03 18:14:16,995 INFO L78 Accepts]: Start accepts. Automaton has 6388 states and 17704 transitions. Word has length 100 [2022-03-03 18:14:16,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:16,995 INFO L470 AbstractCegarLoop]: Abstraction has 6388 states and 17704 transitions. [2022-03-03 18:14:16,995 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) [2022-03-03 18:14:16,995 INFO L276 IsEmpty]: Start isEmpty. Operand 6388 states and 17704 transitions. [2022-03-03 18:14:17,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:17,002 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:17,002 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:17,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-03-03 18:14:17,002 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)] === [2022-03-03 18:14:17,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:17,002 INFO L85 PathProgramCache]: Analyzing trace with hash -1222617042, now seen corresponding path program 7 times [2022-03-03 18:14:17,002 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:17,002 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230770429] [2022-03-03 18:14:17,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:17,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:17,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:17,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:17,892 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:17,892 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230770429] [2022-03-03 18:14:17,892 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230770429] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:17,892 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:17,892 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:17,892 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308902199] [2022-03-03 18:14:17,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:17,893 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:17,893 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:17,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:17,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:17,893 INFO L87 Difference]: Start difference. First operand 6388 states and 17704 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) [2022-03-03 18:14:19,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:19,107 INFO L93 Difference]: Finished difference Result 7728 states and 20936 transitions. [2022-03-03 18:14:19,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:14:19,107 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 [2022-03-03 18:14:19,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:19,121 INFO L225 Difference]: With dead ends: 7728 [2022-03-03 18:14:19,121 INFO L226 Difference]: Without dead ends: 7728 [2022-03-03 18:14:19,121 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:14:19,121 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 759 mSDsluCounter, 1114 mSDsCounter, 0 mSdLazyCounter, 768 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 759 SdHoareTripleChecker+Valid, 1361 SdHoareTripleChecker+Invalid, 832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:19,121 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [759 Valid, 1361 Invalid, 832 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 768 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:14:19,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7728 states. [2022-03-03 18:14:19,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7728 to 6402. [2022-03-03 18:14:19,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6402 states, 6400 states have (on average 2.77265625) internal successors, (17745), 6401 states have internal predecessors, (17745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:19,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6402 states to 6402 states and 17745 transitions. [2022-03-03 18:14:19,233 INFO L78 Accepts]: Start accepts. Automaton has 6402 states and 17745 transitions. Word has length 100 [2022-03-03 18:14:19,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:19,233 INFO L470 AbstractCegarLoop]: Abstraction has 6402 states and 17745 transitions. [2022-03-03 18:14:19,233 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) [2022-03-03 18:14:19,233 INFO L276 IsEmpty]: Start isEmpty. Operand 6402 states and 17745 transitions. [2022-03-03 18:14:19,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:19,239 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:19,239 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:19,239 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-03-03 18:14:19,239 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)] === [2022-03-03 18:14:19,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:19,239 INFO L85 PathProgramCache]: Analyzing trace with hash 414260162, now seen corresponding path program 8 times [2022-03-03 18:14:19,239 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:19,239 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157828768] [2022-03-03 18:14:19,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:19,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:19,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:20,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:20,160 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:20,160 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157828768] [2022-03-03 18:14:20,160 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157828768] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:20,160 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:20,160 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:20,160 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704942832] [2022-03-03 18:14:20,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:20,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:20,160 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:20,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:20,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:20,161 INFO L87 Difference]: Start difference. First operand 6402 states and 17745 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) [2022-03-03 18:14:21,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:21,520 INFO L93 Difference]: Finished difference Result 7714 states and 20923 transitions. [2022-03-03 18:14:21,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:21,520 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 [2022-03-03 18:14:21,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:21,533 INFO L225 Difference]: With dead ends: 7714 [2022-03-03 18:14:21,533 INFO L226 Difference]: Without dead ends: 7714 [2022-03-03 18:14:21,534 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:21,534 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 642 mSDsluCounter, 1326 mSDsCounter, 0 mSdLazyCounter, 912 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 642 SdHoareTripleChecker+Valid, 1576 SdHoareTripleChecker+Invalid, 972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:21,534 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [642 Valid, 1576 Invalid, 972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 912 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:14:21,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7714 states. [2022-03-03 18:14:21,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7714 to 6388. [2022-03-03 18:14:21,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6388 states, 6386 states have (on average 2.772314437832759) internal successors, (17704), 6387 states have internal predecessors, (17704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:21,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6388 states to 6388 states and 17704 transitions. [2022-03-03 18:14:21,632 INFO L78 Accepts]: Start accepts. Automaton has 6388 states and 17704 transitions. Word has length 100 [2022-03-03 18:14:21,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:21,632 INFO L470 AbstractCegarLoop]: Abstraction has 6388 states and 17704 transitions. [2022-03-03 18:14:21,633 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) [2022-03-03 18:14:21,633 INFO L276 IsEmpty]: Start isEmpty. Operand 6388 states and 17704 transitions. [2022-03-03 18:14:21,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:21,640 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:21,640 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:21,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-03-03 18:14:21,640 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)] === [2022-03-03 18:14:21,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:21,640 INFO L85 PathProgramCache]: Analyzing trace with hash 425084780, now seen corresponding path program 9 times [2022-03-03 18:14:21,641 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:21,641 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144335719] [2022-03-03 18:14:21,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:21,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:21,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:22,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:22,543 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:22,544 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144335719] [2022-03-03 18:14:22,544 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144335719] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:22,544 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:22,544 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:22,544 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840486965] [2022-03-03 18:14:22,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:22,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:22,544 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:22,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:22,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:22,545 INFO L87 Difference]: Start difference. First operand 6388 states and 17704 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) [2022-03-03 18:14:23,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:23,870 INFO L93 Difference]: Finished difference Result 7756 states and 21032 transitions. [2022-03-03 18:14:23,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:14:23,871 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 [2022-03-03 18:14:23,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:23,884 INFO L225 Difference]: With dead ends: 7756 [2022-03-03 18:14:23,884 INFO L226 Difference]: Without dead ends: 7756 [2022-03-03 18:14:23,884 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:14:23,885 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 683 mSDsluCounter, 1275 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 683 SdHoareTripleChecker+Valid, 1518 SdHoareTripleChecker+Invalid, 950 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:23,885 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [683 Valid, 1518 Invalid, 950 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:14:23,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7756 states. [2022-03-03 18:14:23,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7756 to 6416. [2022-03-03 18:14:23,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6416 states, 6414 states have (on average 2.772996570003118) internal successors, (17786), 6415 states have internal predecessors, (17786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:23,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6416 states to 6416 states and 17786 transitions. [2022-03-03 18:14:23,993 INFO L78 Accepts]: Start accepts. Automaton has 6416 states and 17786 transitions. Word has length 100 [2022-03-03 18:14:23,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:23,993 INFO L470 AbstractCegarLoop]: Abstraction has 6416 states and 17786 transitions. [2022-03-03 18:14:23,993 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) [2022-03-03 18:14:23,994 INFO L276 IsEmpty]: Start isEmpty. Operand 6416 states and 17786 transitions. [2022-03-03 18:14:24,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:24,000 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:24,000 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:24,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-03-03 18:14:24,000 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)] === [2022-03-03 18:14:24,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:24,001 INFO L85 PathProgramCache]: Analyzing trace with hash 2061961984, now seen corresponding path program 10 times [2022-03-03 18:14:24,001 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:24,001 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679297664] [2022-03-03 18:14:24,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:24,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:24,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:25,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:25,249 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:25,249 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679297664] [2022-03-03 18:14:25,249 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679297664] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:25,249 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:25,250 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:25,250 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007730229] [2022-03-03 18:14:25,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:25,250 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:25,250 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:25,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:25,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:25,250 INFO L87 Difference]: Start difference. First operand 6416 states and 17786 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) [2022-03-03 18:14:26,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:26,583 INFO L93 Difference]: Finished difference Result 8008 states and 21742 transitions. [2022-03-03 18:14:26,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:26,584 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 [2022-03-03 18:14:26,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:26,597 INFO L225 Difference]: With dead ends: 8008 [2022-03-03 18:14:26,597 INFO L226 Difference]: Without dead ends: 8008 [2022-03-03 18:14:26,598 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:26,598 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 778 mSDsluCounter, 1022 mSDsCounter, 0 mSdLazyCounter, 736 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 778 SdHoareTripleChecker+Valid, 1279 SdHoareTripleChecker+Invalid, 815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 736 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:26,598 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [778 Valid, 1279 Invalid, 815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 736 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:14:26,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8008 states. [2022-03-03 18:14:26,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8008 to 6402. [2022-03-03 18:14:26,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6402 states, 6400 states have (on average 2.77265625) internal successors, (17745), 6401 states have internal predecessors, (17745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:26,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6402 states to 6402 states and 17745 transitions. [2022-03-03 18:14:26,758 INFO L78 Accepts]: Start accepts. Automaton has 6402 states and 17745 transitions. Word has length 100 [2022-03-03 18:14:26,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:26,758 INFO L470 AbstractCegarLoop]: Abstraction has 6402 states and 17745 transitions. [2022-03-03 18:14:26,758 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) [2022-03-03 18:14:26,758 INFO L276 IsEmpty]: Start isEmpty. Operand 6402 states and 17745 transitions. [2022-03-03 18:14:26,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:26,764 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:26,764 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:26,764 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-03-03 18:14:26,764 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)] === [2022-03-03 18:14:26,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:26,767 INFO L85 PathProgramCache]: Analyzing trace with hash 1058700836, now seen corresponding path program 11 times [2022-03-03 18:14:26,767 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:26,767 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654144632] [2022-03-03 18:14:26,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:26,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:26,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:27,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:27,820 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:27,820 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654144632] [2022-03-03 18:14:27,820 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654144632] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:27,820 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:27,820 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:27,820 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342997564] [2022-03-03 18:14:27,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:27,821 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:27,821 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:27,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:27,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:27,821 INFO L87 Difference]: Start difference. First operand 6402 states and 17745 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) [2022-03-03 18:14:29,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:29,385 INFO L93 Difference]: Finished difference Result 7980 states and 21674 transitions. [2022-03-03 18:14:29,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:29,386 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 [2022-03-03 18:14:29,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:29,400 INFO L225 Difference]: With dead ends: 7980 [2022-03-03 18:14:29,400 INFO L226 Difference]: Without dead ends: 7980 [2022-03-03 18:14:29,400 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:29,400 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 649 mSDsluCounter, 1454 mSDsCounter, 0 mSdLazyCounter, 1007 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 649 SdHoareTripleChecker+Valid, 1705 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1007 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:29,400 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [649 Valid, 1705 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1007 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:14:29,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7980 states. [2022-03-03 18:14:29,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7980 to 6388. [2022-03-03 18:14:29,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6388 states, 6386 states have (on average 2.772314437832759) internal successors, (17704), 6387 states have internal predecessors, (17704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:29,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6388 states to 6388 states and 17704 transitions. [2022-03-03 18:14:29,515 INFO L78 Accepts]: Start accepts. Automaton has 6388 states and 17704 transitions. Word has length 100 [2022-03-03 18:14:29,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:29,515 INFO L470 AbstractCegarLoop]: Abstraction has 6388 states and 17704 transitions. [2022-03-03 18:14:29,515 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) [2022-03-03 18:14:29,515 INFO L276 IsEmpty]: Start isEmpty. Operand 6388 states and 17704 transitions. [2022-03-03 18:14:29,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:29,522 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:29,522 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:29,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-03-03 18:14:29,522 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)] === [2022-03-03 18:14:29,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:29,522 INFO L85 PathProgramCache]: Analyzing trace with hash 877575256, now seen corresponding path program 12 times [2022-03-03 18:14:29,522 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:29,522 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356626951] [2022-03-03 18:14:29,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:29,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:29,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:30,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:30,516 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:30,516 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356626951] [2022-03-03 18:14:30,517 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356626951] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:30,517 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:30,517 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:30,517 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522258376] [2022-03-03 18:14:30,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:30,517 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:30,517 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:30,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:30,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:30,518 INFO L87 Difference]: Start difference. First operand 6388 states and 17704 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) [2022-03-03 18:14:31,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:31,600 INFO L93 Difference]: Finished difference Result 7644 states and 20704 transitions. [2022-03-03 18:14:31,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:14:31,601 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 [2022-03-03 18:14:31,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:31,613 INFO L225 Difference]: With dead ends: 7644 [2022-03-03 18:14:31,614 INFO L226 Difference]: Without dead ends: 7644 [2022-03-03 18:14:31,614 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:14:31,614 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 673 mSDsluCounter, 865 mSDsCounter, 0 mSdLazyCounter, 595 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 673 SdHoareTripleChecker+Valid, 1106 SdHoareTripleChecker+Invalid, 650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:31,614 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [673 Valid, 1106 Invalid, 650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 595 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:14:31,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7644 states. [2022-03-03 18:14:31,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7644 to 6430. [2022-03-03 18:14:31,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6430 states, 6428 states have (on average 2.773335407591786) internal successors, (17827), 6429 states have internal predecessors, (17827), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:31,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6430 states to 6430 states and 17827 transitions. [2022-03-03 18:14:31,718 INFO L78 Accepts]: Start accepts. Automaton has 6430 states and 17827 transitions. Word has length 100 [2022-03-03 18:14:31,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:31,719 INFO L470 AbstractCegarLoop]: Abstraction has 6430 states and 17827 transitions. [2022-03-03 18:14:31,719 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) [2022-03-03 18:14:31,719 INFO L276 IsEmpty]: Start isEmpty. Operand 6430 states and 17827 transitions. [2022-03-03 18:14:31,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:31,725 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:31,725 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:31,725 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-03-03 18:14:31,725 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)] === [2022-03-03 18:14:31,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:31,725 INFO L85 PathProgramCache]: Analyzing trace with hash -1780514836, now seen corresponding path program 13 times [2022-03-03 18:14:31,725 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:31,725 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990831156] [2022-03-03 18:14:31,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:31,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:31,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:33,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:33,066 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:33,066 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990831156] [2022-03-03 18:14:33,066 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990831156] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:33,066 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:33,066 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:33,066 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081133995] [2022-03-03 18:14:33,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:33,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:33,067 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:33,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:33,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:33,067 INFO L87 Difference]: Start difference. First operand 6430 states and 17827 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) [2022-03-03 18:14:34,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:34,479 INFO L93 Difference]: Finished difference Result 7896 states and 21414 transitions. [2022-03-03 18:14:34,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:34,480 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 [2022-03-03 18:14:34,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:34,493 INFO L225 Difference]: With dead ends: 7896 [2022-03-03 18:14:34,494 INFO L226 Difference]: Without dead ends: 7896 [2022-03-03 18:14:34,494 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:34,494 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 729 mSDsluCounter, 1184 mSDsCounter, 0 mSdLazyCounter, 865 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 729 SdHoareTripleChecker+Valid, 1433 SdHoareTripleChecker+Invalid, 934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:34,494 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [729 Valid, 1433 Invalid, 934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 865 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:14:34,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7896 states. [2022-03-03 18:14:34,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7896 to 6416. [2022-03-03 18:14:34,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6416 states, 6414 states have (on average 2.772996570003118) internal successors, (17786), 6415 states have internal predecessors, (17786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:34,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6416 states to 6416 states and 17786 transitions. [2022-03-03 18:14:34,605 INFO L78 Accepts]: Start accepts. Automaton has 6416 states and 17786 transitions. Word has length 100 [2022-03-03 18:14:34,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:34,605 INFO L470 AbstractCegarLoop]: Abstraction has 6416 states and 17786 transitions. [2022-03-03 18:14:34,605 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) [2022-03-03 18:14:34,605 INFO L276 IsEmpty]: Start isEmpty. Operand 6416 states and 17786 transitions. [2022-03-03 18:14:34,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:34,610 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:34,611 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:34,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-03-03 18:14:34,611 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)] === [2022-03-03 18:14:34,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:34,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1511191312, now seen corresponding path program 14 times [2022-03-03 18:14:34,611 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:34,611 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608161928] [2022-03-03 18:14:34,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:34,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:35,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:35,677 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:35,677 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608161928] [2022-03-03 18:14:35,677 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608161928] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:35,677 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:35,677 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:35,677 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812669008] [2022-03-03 18:14:35,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:35,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:35,677 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:35,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:35,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:35,678 INFO L87 Difference]: Start difference. First operand 6416 states and 17786 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) [2022-03-03 18:14:37,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:37,266 INFO L93 Difference]: Finished difference Result 8148 states and 22124 transitions. [2022-03-03 18:14:37,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:37,267 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 [2022-03-03 18:14:37,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:37,282 INFO L225 Difference]: With dead ends: 8148 [2022-03-03 18:14:37,282 INFO L226 Difference]: Without dead ends: 8148 [2022-03-03 18:14:37,283 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:37,283 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 734 mSDsluCounter, 1566 mSDsCounter, 0 mSdLazyCounter, 1132 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 734 SdHoareTripleChecker+Valid, 1810 SdHoareTripleChecker+Invalid, 1200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 1132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:37,283 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [734 Valid, 1810 Invalid, 1200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 1132 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:14:37,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8148 states. [2022-03-03 18:14:37,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8148 to 6402. [2022-03-03 18:14:37,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6402 states, 6400 states have (on average 2.77265625) internal successors, (17745), 6401 states have internal predecessors, (17745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:37,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6402 states to 6402 states and 17745 transitions. [2022-03-03 18:14:37,389 INFO L78 Accepts]: Start accepts. Automaton has 6402 states and 17745 transitions. Word has length 100 [2022-03-03 18:14:37,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:37,390 INFO L470 AbstractCegarLoop]: Abstraction has 6402 states and 17745 transitions. [2022-03-03 18:14:37,390 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) [2022-03-03 18:14:37,390 INFO L276 IsEmpty]: Start isEmpty. Operand 6402 states and 17745 transitions. [2022-03-03 18:14:37,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:37,395 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:37,396 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:37,396 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-03-03 18:14:37,396 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)] === [2022-03-03 18:14:37,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:37,396 INFO L85 PathProgramCache]: Analyzing trace with hash -49859902, now seen corresponding path program 15 times [2022-03-03 18:14:37,396 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:37,396 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736783621] [2022-03-03 18:14:37,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:37,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:37,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:38,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:38,716 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:38,716 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736783621] [2022-03-03 18:14:38,716 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736783621] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:38,716 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:38,716 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:38,717 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292897579] [2022-03-03 18:14:38,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:38,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:38,717 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:38,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:38,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:38,717 INFO L87 Difference]: Start difference. First operand 6402 states and 17745 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) [2022-03-03 18:14:40,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:40,109 INFO L93 Difference]: Finished difference Result 8022 states and 21769 transitions. [2022-03-03 18:14:40,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:40,109 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 [2022-03-03 18:14:40,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:40,122 INFO L225 Difference]: With dead ends: 8022 [2022-03-03 18:14:40,122 INFO L226 Difference]: Without dead ends: 8022 [2022-03-03 18:14:40,122 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:40,123 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 705 mSDsluCounter, 1127 mSDsCounter, 0 mSdLazyCounter, 823 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 705 SdHoareTripleChecker+Valid, 1382 SdHoareTripleChecker+Invalid, 890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 823 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:40,123 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [705 Valid, 1382 Invalid, 890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 823 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:14:40,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8022 states. [2022-03-03 18:14:40,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8022 to 6388. [2022-03-03 18:14:40,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6388 states, 6386 states have (on average 2.772314437832759) internal successors, (17704), 6387 states have internal predecessors, (17704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:40,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6388 states to 6388 states and 17704 transitions. [2022-03-03 18:14:40,242 INFO L78 Accepts]: Start accepts. Automaton has 6388 states and 17704 transitions. Word has length 100 [2022-03-03 18:14:40,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:40,242 INFO L470 AbstractCegarLoop]: Abstraction has 6388 states and 17704 transitions. [2022-03-03 18:14:40,242 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) [2022-03-03 18:14:40,242 INFO L276 IsEmpty]: Start isEmpty. Operand 6388 states and 17704 transitions. [2022-03-03 18:14:40,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:40,249 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:40,249 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:40,249 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-03-03 18:14:40,250 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)] === [2022-03-03 18:14:40,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:40,250 INFO L85 PathProgramCache]: Analyzing trace with hash -693296730, now seen corresponding path program 16 times [2022-03-03 18:14:40,250 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:40,250 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274164607] [2022-03-03 18:14:40,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:40,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:40,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:41,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:41,085 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:41,085 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274164607] [2022-03-03 18:14:41,086 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274164607] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:41,086 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:41,086 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:41,086 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040033173] [2022-03-03 18:14:41,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:41,086 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:41,086 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:41,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:41,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:41,087 INFO L87 Difference]: Start difference. First operand 6388 states and 17704 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) [2022-03-03 18:14:42,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:42,201 INFO L93 Difference]: Finished difference Result 8120 states and 22056 transitions. [2022-03-03 18:14:42,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:14:42,201 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 [2022-03-03 18:14:42,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:42,216 INFO L225 Difference]: With dead ends: 8120 [2022-03-03 18:14:42,216 INFO L226 Difference]: Without dead ends: 8120 [2022-03-03 18:14:42,216 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:14:42,216 INFO L933 BasicCegarLoop]: 233 mSDtfsCounter, 675 mSDsluCounter, 907 mSDsCounter, 0 mSdLazyCounter, 650 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 675 SdHoareTripleChecker+Valid, 1128 SdHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:42,216 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [675 Valid, 1128 Invalid, 718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 650 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:14:42,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8120 states. [2022-03-03 18:14:42,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8120 to 6472. [2022-03-03 18:14:42,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6472 states, 6470 states have (on average 2.7743431221020094) internal successors, (17950), 6471 states have internal predecessors, (17950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:42,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6472 states to 6472 states and 17950 transitions. [2022-03-03 18:14:42,338 INFO L78 Accepts]: Start accepts. Automaton has 6472 states and 17950 transitions. Word has length 100 [2022-03-03 18:14:42,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:42,338 INFO L470 AbstractCegarLoop]: Abstraction has 6472 states and 17950 transitions. [2022-03-03 18:14:42,338 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) [2022-03-03 18:14:42,338 INFO L276 IsEmpty]: Start isEmpty. Operand 6472 states and 17950 transitions. [2022-03-03 18:14:42,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:42,345 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:42,345 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:42,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-03-03 18:14:42,345 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)] === [2022-03-03 18:14:42,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:42,346 INFO L85 PathProgramCache]: Analyzing trace with hash 2060553840, now seen corresponding path program 17 times [2022-03-03 18:14:42,346 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:42,346 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480928988] [2022-03-03 18:14:42,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:42,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:42,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:43,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:43,240 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:43,240 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480928988] [2022-03-03 18:14:43,240 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480928988] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:43,240 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:43,240 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:43,240 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54342613] [2022-03-03 18:14:43,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:43,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:43,241 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:43,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:43,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:43,241 INFO L87 Difference]: Start difference. First operand 6472 states and 17950 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) [2022-03-03 18:14:44,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:44,474 INFO L93 Difference]: Finished difference Result 8400 states and 22820 transitions. [2022-03-03 18:14:44,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:14:44,474 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 [2022-03-03 18:14:44,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:44,488 INFO L225 Difference]: With dead ends: 8400 [2022-03-03 18:14:44,488 INFO L226 Difference]: Without dead ends: 8400 [2022-03-03 18:14:44,488 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:14:44,488 INFO L933 BasicCegarLoop]: 242 mSDtfsCounter, 662 mSDsluCounter, 1239 mSDsCounter, 0 mSdLazyCounter, 846 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 662 SdHoareTripleChecker+Valid, 1468 SdHoareTripleChecker+Invalid, 913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 846 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:44,488 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [662 Valid, 1468 Invalid, 913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 846 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:14:44,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8400 states. [2022-03-03 18:14:44,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8400 to 6486. [2022-03-03 18:14:44,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6486 states, 6484 states have (on average 2.774676125848242) internal successors, (17991), 6485 states have internal predecessors, (17991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:44,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6486 states to 6486 states and 17991 transitions. [2022-03-03 18:14:44,596 INFO L78 Accepts]: Start accepts. Automaton has 6486 states and 17991 transitions. Word has length 100 [2022-03-03 18:14:44,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:44,597 INFO L470 AbstractCegarLoop]: Abstraction has 6486 states and 17991 transitions. [2022-03-03 18:14:44,597 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) [2022-03-03 18:14:44,597 INFO L276 IsEmpty]: Start isEmpty. Operand 6486 states and 17991 transitions. [2022-03-03 18:14:44,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:44,602 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:44,602 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:44,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-03-03 18:14:44,603 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)] === [2022-03-03 18:14:44,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:44,603 INFO L85 PathProgramCache]: Analyzing trace with hash -597536252, now seen corresponding path program 18 times [2022-03-03 18:14:44,603 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:44,603 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10584752] [2022-03-03 18:14:44,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:44,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:44,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:45,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:45,716 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:45,716 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10584752] [2022-03-03 18:14:45,716 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10584752] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:45,716 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:45,716 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:45,716 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664257022] [2022-03-03 18:14:45,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:45,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:45,717 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:45,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:45,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:45,717 INFO L87 Difference]: Start difference. First operand 6486 states and 17991 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) [2022-03-03 18:14:47,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:47,298 INFO L93 Difference]: Finished difference Result 8386 states and 22807 transitions. [2022-03-03 18:14:47,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:47,298 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 [2022-03-03 18:14:47,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:47,314 INFO L225 Difference]: With dead ends: 8386 [2022-03-03 18:14:47,314 INFO L226 Difference]: Without dead ends: 8386 [2022-03-03 18:14:47,314 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:47,315 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 734 mSDsluCounter, 1236 mSDsCounter, 0 mSdLazyCounter, 891 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 734 SdHoareTripleChecker+Valid, 1476 SdHoareTripleChecker+Invalid, 976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 891 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:47,315 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [734 Valid, 1476 Invalid, 976 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 891 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:14:47,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8386 states. [2022-03-03 18:14:47,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8386 to 6444. [2022-03-03 18:14:47,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6444 states, 6442 states have (on average 2.7736727724309223) internal successors, (17868), 6443 states have internal predecessors, (17868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:47,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6444 states to 6444 states and 17868 transitions. [2022-03-03 18:14:47,438 INFO L78 Accepts]: Start accepts. Automaton has 6444 states and 17868 transitions. Word has length 100 [2022-03-03 18:14:47,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:47,438 INFO L470 AbstractCegarLoop]: Abstraction has 6444 states and 17868 transitions. [2022-03-03 18:14:47,438 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) [2022-03-03 18:14:47,438 INFO L276 IsEmpty]: Start isEmpty. Operand 6444 states and 17868 transitions. [2022-03-03 18:14:47,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:47,444 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:47,444 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:47,444 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-03-03 18:14:47,445 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)] === [2022-03-03 18:14:47,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:47,445 INFO L85 PathProgramCache]: Analyzing trace with hash -586711634, now seen corresponding path program 19 times [2022-03-03 18:14:47,445 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:47,445 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658070237] [2022-03-03 18:14:47,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:47,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:47,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:48,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:48,259 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:48,259 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658070237] [2022-03-03 18:14:48,259 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658070237] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:48,260 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:48,260 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:48,260 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299073567] [2022-03-03 18:14:48,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:48,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:48,260 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:48,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:48,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:48,261 INFO L87 Difference]: Start difference. First operand 6444 states and 17868 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) [2022-03-03 18:14:49,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:49,418 INFO L93 Difference]: Finished difference Result 8204 states and 22316 transitions. [2022-03-03 18:14:49,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:14:49,419 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 [2022-03-03 18:14:49,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:49,434 INFO L225 Difference]: With dead ends: 8204 [2022-03-03 18:14:49,434 INFO L226 Difference]: Without dead ends: 8204 [2022-03-03 18:14:49,434 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:14:49,434 INFO L933 BasicCegarLoop]: 249 mSDtfsCounter, 644 mSDsluCounter, 1017 mSDsCounter, 0 mSdLazyCounter, 674 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 644 SdHoareTripleChecker+Valid, 1255 SdHoareTripleChecker+Invalid, 744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 674 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:49,434 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [644 Valid, 1255 Invalid, 744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 674 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:14:49,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8204 states. [2022-03-03 18:14:49,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8204 to 6472. [2022-03-03 18:14:49,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6472 states, 6470 states have (on average 2.7743431221020094) internal successors, (17950), 6471 states have internal predecessors, (17950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:49,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6472 states to 6472 states and 17950 transitions. [2022-03-03 18:14:49,555 INFO L78 Accepts]: Start accepts. Automaton has 6472 states and 17950 transitions. Word has length 100 [2022-03-03 18:14:49,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:49,556 INFO L470 AbstractCegarLoop]: Abstraction has 6472 states and 17950 transitions. [2022-03-03 18:14:49,556 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) [2022-03-03 18:14:49,556 INFO L276 IsEmpty]: Start isEmpty. Operand 6472 states and 17950 transitions. [2022-03-03 18:14:49,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:49,562 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:49,562 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:49,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-03-03 18:14:49,562 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)] === [2022-03-03 18:14:49,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:49,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1050165570, now seen corresponding path program 20 times [2022-03-03 18:14:49,562 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:49,563 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113714494] [2022-03-03 18:14:49,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:49,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:49,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:50,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:50,719 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:50,719 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113714494] [2022-03-03 18:14:50,719 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [113714494] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:50,719 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:50,719 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:50,719 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418569346] [2022-03-03 18:14:50,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:50,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:50,720 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:50,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:50,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:50,720 INFO L87 Difference]: Start difference. First operand 6472 states and 17950 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) [2022-03-03 18:14:52,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:52,312 INFO L93 Difference]: Finished difference Result 8456 states and 23026 transitions. [2022-03-03 18:14:52,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:52,312 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 [2022-03-03 18:14:52,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:52,327 INFO L225 Difference]: With dead ends: 8456 [2022-03-03 18:14:52,328 INFO L226 Difference]: Without dead ends: 8456 [2022-03-03 18:14:52,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:52,328 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 675 mSDsluCounter, 1423 mSDsCounter, 0 mSdLazyCounter, 1039 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 675 SdHoareTripleChecker+Valid, 1666 SdHoareTripleChecker+Invalid, 1108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 1039 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:52,328 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [675 Valid, 1666 Invalid, 1108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 1039 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:14:52,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8456 states. [2022-03-03 18:14:52,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8456 to 6458. [2022-03-03 18:14:52,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6458 states, 6456 states have (on average 2.774008674101611) internal successors, (17909), 6457 states have internal predecessors, (17909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:52,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6458 states to 6458 states and 17909 transitions. [2022-03-03 18:14:52,453 INFO L78 Accepts]: Start accepts. Automaton has 6458 states and 17909 transitions. Word has length 100 [2022-03-03 18:14:52,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:52,453 INFO L470 AbstractCegarLoop]: Abstraction has 6458 states and 17909 transitions. [2022-03-03 18:14:52,453 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) [2022-03-03 18:14:52,453 INFO L276 IsEmpty]: Start isEmpty. Operand 6458 states and 17909 transitions. [2022-03-03 18:14:52,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:52,460 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:52,460 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:52,460 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-03-03 18:14:52,460 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)] === [2022-03-03 18:14:52,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:52,460 INFO L85 PathProgramCache]: Analyzing trace with hash 46904422, now seen corresponding path program 21 times [2022-03-03 18:14:52,460 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:52,460 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204642779] [2022-03-03 18:14:52,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:52,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:52,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:54,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:54,187 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:54,187 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204642779] [2022-03-03 18:14:54,187 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204642779] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:54,187 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:54,187 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:54,187 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59195122] [2022-03-03 18:14:54,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:54,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:54,187 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:54,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:54,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:54,188 INFO L87 Difference]: Start difference. First operand 6458 states and 17909 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) [2022-03-03 18:14:55,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:55,844 INFO L93 Difference]: Finished difference Result 8652 states and 23572 transitions. [2022-03-03 18:14:55,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:55,844 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 [2022-03-03 18:14:55,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:55,859 INFO L225 Difference]: With dead ends: 8652 [2022-03-03 18:14:55,860 INFO L226 Difference]: Without dead ends: 8652 [2022-03-03 18:14:55,860 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:55,860 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 657 mSDsluCounter, 1335 mSDsCounter, 0 mSdLazyCounter, 937 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 657 SdHoareTripleChecker+Valid, 1584 SdHoareTripleChecker+Invalid, 1021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 937 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:55,860 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [657 Valid, 1584 Invalid, 1021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 937 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:14:55,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8652 states. [2022-03-03 18:14:55,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8652 to 6416. [2022-03-03 18:14:55,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6416 states, 6414 states have (on average 2.772996570003118) internal successors, (17786), 6415 states have internal predecessors, (17786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:55,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6416 states to 6416 states and 17786 transitions. [2022-03-03 18:14:55,989 INFO L78 Accepts]: Start accepts. Automaton has 6416 states and 17786 transitions. Word has length 100 [2022-03-03 18:14:55,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:55,989 INFO L470 AbstractCegarLoop]: Abstraction has 6416 states and 17786 transitions. [2022-03-03 18:14:55,989 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) [2022-03-03 18:14:55,989 INFO L276 IsEmpty]: Start isEmpty. Operand 6416 states and 17786 transitions. [2022-03-03 18:14:55,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:55,995 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:55,995 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:55,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-03-03 18:14:55,996 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)] === [2022-03-03 18:14:55,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:55,996 INFO L85 PathProgramCache]: Analyzing trace with hash 1610165990, now seen corresponding path program 22 times [2022-03-03 18:14:55,996 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:55,996 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593397222] [2022-03-03 18:14:55,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:55,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:56,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:56,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:56,759 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:56,759 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593397222] [2022-03-03 18:14:56,760 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [593397222] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:56,760 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:56,760 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:56,760 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671030852] [2022-03-03 18:14:56,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:56,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:56,760 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:56,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:56,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:56,761 INFO L87 Difference]: Start difference. First operand 6416 states and 17786 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) [2022-03-03 18:14:57,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:57,719 INFO L93 Difference]: Finished difference Result 7672 states and 20800 transitions. [2022-03-03 18:14:57,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:14:57,720 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 [2022-03-03 18:14:57,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:57,735 INFO L225 Difference]: With dead ends: 7672 [2022-03-03 18:14:57,735 INFO L226 Difference]: Without dead ends: 7672 [2022-03-03 18:14:57,735 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:14:57,735 INFO L933 BasicCegarLoop]: 228 mSDtfsCounter, 671 mSDsluCounter, 764 mSDsCounter, 0 mSdLazyCounter, 514 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 671 SdHoareTripleChecker+Valid, 983 SdHoareTripleChecker+Invalid, 595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 514 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:57,735 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [671 Valid, 983 Invalid, 595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 514 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-03 18:14:57,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7672 states. [2022-03-03 18:14:57,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7672 to 6444. [2022-03-03 18:14:57,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6444 states, 6442 states have (on average 2.7736727724309223) internal successors, (17868), 6443 states have internal predecessors, (17868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:57,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6444 states to 6444 states and 17868 transitions. [2022-03-03 18:14:57,867 INFO L78 Accepts]: Start accepts. Automaton has 6444 states and 17868 transitions. Word has length 100 [2022-03-03 18:14:57,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:57,867 INFO L470 AbstractCegarLoop]: Abstraction has 6444 states and 17868 transitions. [2022-03-03 18:14:57,867 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) [2022-03-03 18:14:57,867 INFO L276 IsEmpty]: Start isEmpty. Operand 6444 states and 17868 transitions. [2022-03-03 18:14:57,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:14:57,874 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:57,874 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:57,875 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-03-03 18:14:57,875 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)] === [2022-03-03 18:14:57,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:57,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1266617836, now seen corresponding path program 23 times [2022-03-03 18:14:57,875 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:57,875 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683351348] [2022-03-03 18:14:57,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:57,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:57,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:59,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:59,008 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:59,008 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683351348] [2022-03-03 18:14:59,008 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683351348] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:59,008 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:59,008 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:59,009 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988978344] [2022-03-03 18:14:59,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:59,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:59,009 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:59,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:59,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:59,009 INFO L87 Difference]: Start difference. First operand 6444 states and 17868 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) [2022-03-03 18:15:00,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:00,066 INFO L93 Difference]: Finished difference Result 8036 states and 21796 transitions. [2022-03-03 18:15:00,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:15:00,067 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 [2022-03-03 18:15:00,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:00,081 INFO L225 Difference]: With dead ends: 8036 [2022-03-03 18:15:00,081 INFO L226 Difference]: Without dead ends: 8036 [2022-03-03 18:15:00,082 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:15:00,082 INFO L933 BasicCegarLoop]: 242 mSDtfsCounter, 629 mSDsluCounter, 786 mSDsCounter, 0 mSdLazyCounter, 545 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 629 SdHoareTripleChecker+Valid, 1016 SdHoareTripleChecker+Invalid, 617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 545 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:00,082 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [629 Valid, 1016 Invalid, 617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 545 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:15:00,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8036 states. [2022-03-03 18:15:00,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8036 to 6472. [2022-03-03 18:15:00,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6472 states, 6470 states have (on average 2.7743431221020094) internal successors, (17950), 6471 states have internal predecessors, (17950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:00,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6472 states to 6472 states and 17950 transitions. [2022-03-03 18:15:00,213 INFO L78 Accepts]: Start accepts. Automaton has 6472 states and 17950 transitions. Word has length 100 [2022-03-03 18:15:00,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:00,213 INFO L470 AbstractCegarLoop]: Abstraction has 6472 states and 17950 transitions. [2022-03-03 18:15:00,213 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) [2022-03-03 18:15:00,213 INFO L276 IsEmpty]: Start isEmpty. Operand 6472 states and 17950 transitions. [2022-03-03 18:15:00,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:00,220 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:00,220 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:00,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-03-03 18:15:00,220 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)] === [2022-03-03 18:15:00,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:00,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1879549198, now seen corresponding path program 24 times [2022-03-03 18:15:00,221 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:00,221 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626639339] [2022-03-03 18:15:00,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:00,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:00,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:01,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:01,462 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:01,462 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626639339] [2022-03-03 18:15:01,462 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626639339] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:01,462 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:01,463 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:01,463 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300781863] [2022-03-03 18:15:01,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:01,463 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:01,463 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:01,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:01,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:01,463 INFO L87 Difference]: Start difference. First operand 6472 states and 17950 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) [2022-03-03 18:15:02,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:02,833 INFO L93 Difference]: Finished difference Result 7980 states and 21646 transitions. [2022-03-03 18:15:02,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:15:02,834 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 [2022-03-03 18:15:02,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:02,849 INFO L225 Difference]: With dead ends: 7980 [2022-03-03 18:15:02,850 INFO L226 Difference]: Without dead ends: 7980 [2022-03-03 18:15:02,850 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:15:02,850 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 686 mSDsluCounter, 1062 mSDsCounter, 0 mSdLazyCounter, 759 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 686 SdHoareTripleChecker+Valid, 1301 SdHoareTripleChecker+Invalid, 829 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 759 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:02,850 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [686 Valid, 1301 Invalid, 829 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 759 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:15:02,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7980 states. [2022-03-03 18:15:02,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7980 to 6486. [2022-03-03 18:15:03,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6486 states, 6484 states have (on average 2.774676125848242) internal successors, (17991), 6485 states have internal predecessors, (17991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:03,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6486 states to 6486 states and 17991 transitions. [2022-03-03 18:15:03,021 INFO L78 Accepts]: Start accepts. Automaton has 6486 states and 17991 transitions. Word has length 100 [2022-03-03 18:15:03,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:03,022 INFO L470 AbstractCegarLoop]: Abstraction has 6486 states and 17991 transitions. [2022-03-03 18:15:03,022 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) [2022-03-03 18:15:03,022 INFO L276 IsEmpty]: Start isEmpty. Operand 6486 states and 17991 transitions. [2022-03-03 18:15:03,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:03,029 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:03,029 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:03,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-03-03 18:15:03,029 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)] === [2022-03-03 18:15:03,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:03,031 INFO L85 PathProgramCache]: Analyzing trace with hash -778540894, now seen corresponding path program 25 times [2022-03-03 18:15:03,032 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:03,032 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553115374] [2022-03-03 18:15:03,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:03,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:03,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:04,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:04,002 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:04,002 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553115374] [2022-03-03 18:15:04,002 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553115374] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:04,002 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:04,002 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:04,002 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81219360] [2022-03-03 18:15:04,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:04,003 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:04,003 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:04,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:04,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:04,003 INFO L87 Difference]: Start difference. First operand 6486 states and 17991 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) [2022-03-03 18:15:05,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:05,442 INFO L93 Difference]: Finished difference Result 7966 states and 21633 transitions. [2022-03-03 18:15:05,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:05,442 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 [2022-03-03 18:15:05,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:05,457 INFO L225 Difference]: With dead ends: 7966 [2022-03-03 18:15:05,457 INFO L226 Difference]: Without dead ends: 7966 [2022-03-03 18:15:05,457 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:05,458 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 670 mSDsluCounter, 1061 mSDsCounter, 0 mSdLazyCounter, 748 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 670 SdHoareTripleChecker+Valid, 1312 SdHoareTripleChecker+Invalid, 835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 748 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:05,458 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [670 Valid, 1312 Invalid, 835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 748 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:15:05,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7966 states. [2022-03-03 18:15:05,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7966 to 6444. [2022-03-03 18:15:05,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6444 states, 6442 states have (on average 2.7736727724309223) internal successors, (17868), 6443 states have internal predecessors, (17868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:05,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6444 states to 6444 states and 17868 transitions. [2022-03-03 18:15:05,601 INFO L78 Accepts]: Start accepts. Automaton has 6444 states and 17868 transitions. Word has length 100 [2022-03-03 18:15:05,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:05,601 INFO L470 AbstractCegarLoop]: Abstraction has 6444 states and 17868 transitions. [2022-03-03 18:15:05,601 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) [2022-03-03 18:15:05,601 INFO L276 IsEmpty]: Start isEmpty. Operand 6444 states and 17868 transitions. [2022-03-03 18:15:05,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:05,608 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:05,608 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:05,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-03-03 18:15:05,608 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)] === [2022-03-03 18:15:05,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:05,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1203325262, now seen corresponding path program 26 times [2022-03-03 18:15:05,609 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:05,609 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63485427] [2022-03-03 18:15:05,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:05,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:05,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:06,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:06,652 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:06,652 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63485427] [2022-03-03 18:15:06,652 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63485427] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:06,652 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:06,652 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:06,652 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303476424] [2022-03-03 18:15:06,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:06,652 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:06,652 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:06,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:06,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:06,653 INFO L87 Difference]: Start difference. First operand 6444 states and 17868 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) [2022-03-03 18:15:07,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:07,747 INFO L93 Difference]: Finished difference Result 7952 states and 21564 transitions. [2022-03-03 18:15:07,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:15:07,747 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 [2022-03-03 18:15:07,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:07,761 INFO L225 Difference]: With dead ends: 7952 [2022-03-03 18:15:07,762 INFO L226 Difference]: Without dead ends: 7952 [2022-03-03 18:15:07,762 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:15:07,762 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 709 mSDsluCounter, 873 mSDsCounter, 0 mSdLazyCounter, 638 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 709 SdHoareTripleChecker+Valid, 1095 SdHoareTripleChecker+Invalid, 706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:07,762 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [709 Valid, 1095 Invalid, 706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 638 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:15:07,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7952 states. [2022-03-03 18:15:07,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7952 to 6528. [2022-03-03 18:15:07,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6528 states, 6526 states have (on average 2.775666564511186) internal successors, (18114), 6527 states have internal predecessors, (18114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:07,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6528 states to 6528 states and 18114 transitions. [2022-03-03 18:15:07,879 INFO L78 Accepts]: Start accepts. Automaton has 6528 states and 18114 transitions. Word has length 100 [2022-03-03 18:15:07,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:07,879 INFO L470 AbstractCegarLoop]: Abstraction has 6528 states and 18114 transitions. [2022-03-03 18:15:07,879 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) [2022-03-03 18:15:07,879 INFO L276 IsEmpty]: Start isEmpty. Operand 6528 states and 18114 transitions. [2022-03-03 18:15:07,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:07,886 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:07,886 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:07,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-03-03 18:15:07,886 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)] === [2022-03-03 18:15:07,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:07,886 INFO L85 PathProgramCache]: Analyzing trace with hash -337791464, now seen corresponding path program 27 times [2022-03-03 18:15:07,886 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:07,886 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361947056] [2022-03-03 18:15:07,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:07,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:07,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:09,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:09,188 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:09,188 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361947056] [2022-03-03 18:15:09,188 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361947056] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:09,188 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:09,188 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:09,188 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421329711] [2022-03-03 18:15:09,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:09,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:09,189 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:09,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:09,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:09,189 INFO L87 Difference]: Start difference. First operand 6528 states and 18114 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) [2022-03-03 18:15:10,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:10,656 INFO L93 Difference]: Finished difference Result 8232 states and 22328 transitions. [2022-03-03 18:15:10,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:15:10,657 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 [2022-03-03 18:15:10,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:10,672 INFO L225 Difference]: With dead ends: 8232 [2022-03-03 18:15:10,673 INFO L226 Difference]: Without dead ends: 8232 [2022-03-03 18:15:10,673 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:15:10,673 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 712 mSDsluCounter, 1266 mSDsCounter, 0 mSdLazyCounter, 914 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 712 SdHoareTripleChecker+Valid, 1495 SdHoareTripleChecker+Invalid, 990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 914 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:10,673 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [712 Valid, 1495 Invalid, 990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 914 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:15:10,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8232 states. [2022-03-03 18:15:10,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8232 to 6542. [2022-03-03 18:15:10,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6542 states, 6540 states have (on average 2.775993883792049) internal successors, (18155), 6541 states have internal predecessors, (18155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:10,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6542 states to 6542 states and 18155 transitions. [2022-03-03 18:15:10,851 INFO L78 Accepts]: Start accepts. Automaton has 6542 states and 18155 transitions. Word has length 100 [2022-03-03 18:15:10,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:10,852 INFO L470 AbstractCegarLoop]: Abstraction has 6542 states and 18155 transitions. [2022-03-03 18:15:10,852 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) [2022-03-03 18:15:10,852 INFO L276 IsEmpty]: Start isEmpty. Operand 6542 states and 18155 transitions. [2022-03-03 18:15:10,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:10,858 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:10,858 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:10,858 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2022-03-03 18:15:10,859 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)] === [2022-03-03 18:15:10,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:10,861 INFO L85 PathProgramCache]: Analyzing trace with hash 1299085740, now seen corresponding path program 28 times [2022-03-03 18:15:10,861 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:10,861 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961349656] [2022-03-03 18:15:10,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:10,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:10,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:11,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:11,830 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:11,830 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961349656] [2022-03-03 18:15:11,830 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961349656] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:11,830 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:11,830 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:11,830 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454673136] [2022-03-03 18:15:11,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:11,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:11,831 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:11,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:11,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:11,831 INFO L87 Difference]: Start difference. First operand 6542 states and 18155 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) [2022-03-03 18:15:13,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:13,295 INFO L93 Difference]: Finished difference Result 8218 states and 22315 transitions. [2022-03-03 18:15:13,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:13,295 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 [2022-03-03 18:15:13,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:13,310 INFO L225 Difference]: With dead ends: 8218 [2022-03-03 18:15:13,310 INFO L226 Difference]: Without dead ends: 8218 [2022-03-03 18:15:13,311 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:13,311 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 659 mSDsluCounter, 1224 mSDsCounter, 0 mSdLazyCounter, 862 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 659 SdHoareTripleChecker+Valid, 1467 SdHoareTripleChecker+Invalid, 944 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 862 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:13,311 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [659 Valid, 1467 Invalid, 944 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 862 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:15:13,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8218 states. [2022-03-03 18:15:13,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8218 to 6500. [2022-03-03 18:15:13,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6500 states, 6498 states have (on average 2.775007694675285) internal successors, (18032), 6499 states have internal predecessors, (18032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:13,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6500 states to 6500 states and 18032 transitions. [2022-03-03 18:15:13,426 INFO L78 Accepts]: Start accepts. Automaton has 6500 states and 18032 transitions. Word has length 100 [2022-03-03 18:15:13,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:13,426 INFO L470 AbstractCegarLoop]: Abstraction has 6500 states and 18032 transitions. [2022-03-03 18:15:13,427 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) [2022-03-03 18:15:13,427 INFO L276 IsEmpty]: Start isEmpty. Operand 6500 states and 18032 transitions. [2022-03-03 18:15:13,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:13,432 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:13,432 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:13,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2022-03-03 18:15:13,433 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)] === [2022-03-03 18:15:13,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:13,433 INFO L85 PathProgramCache]: Analyzing trace with hash 1309910358, now seen corresponding path program 29 times [2022-03-03 18:15:13,433 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:13,433 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400892221] [2022-03-03 18:15:13,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:13,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:13,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:14,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:14,454 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:14,455 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400892221] [2022-03-03 18:15:14,455 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400892221] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:14,455 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:14,455 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:14,455 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20286877] [2022-03-03 18:15:14,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:14,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:14,456 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:14,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:14,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:14,456 INFO L87 Difference]: Start difference. First operand 6500 states and 18032 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) [2022-03-03 18:15:15,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:15,829 INFO L93 Difference]: Finished difference Result 8260 states and 22424 transitions. [2022-03-03 18:15:15,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:15:15,829 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 [2022-03-03 18:15:15,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:15,846 INFO L225 Difference]: With dead ends: 8260 [2022-03-03 18:15:15,846 INFO L226 Difference]: Without dead ends: 8260 [2022-03-03 18:15:15,846 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:15:15,846 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 630 mSDsluCounter, 1224 mSDsCounter, 0 mSdLazyCounter, 851 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 630 SdHoareTripleChecker+Valid, 1455 SdHoareTripleChecker+Invalid, 916 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 851 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:15,846 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [630 Valid, 1455 Invalid, 916 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 851 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:15:15,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8260 states. [2022-03-03 18:15:15,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8260 to 6528. [2022-03-03 18:15:15,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6528 states, 6526 states have (on average 2.775666564511186) internal successors, (18114), 6527 states have internal predecessors, (18114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:15,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6528 states to 6528 states and 18114 transitions. [2022-03-03 18:15:15,989 INFO L78 Accepts]: Start accepts. Automaton has 6528 states and 18114 transitions. Word has length 100 [2022-03-03 18:15:15,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:15,989 INFO L470 AbstractCegarLoop]: Abstraction has 6528 states and 18114 transitions. [2022-03-03 18:15:15,989 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) [2022-03-03 18:15:15,989 INFO L276 IsEmpty]: Start isEmpty. Operand 6528 states and 18114 transitions. [2022-03-03 18:15:15,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:15,996 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:15,996 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:15,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2022-03-03 18:15:15,996 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)] === [2022-03-03 18:15:15,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:15,997 INFO L85 PathProgramCache]: Analyzing trace with hash -1348179734, now seen corresponding path program 30 times [2022-03-03 18:15:15,997 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:15,997 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988376139] [2022-03-03 18:15:15,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:15,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:16,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:17,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:17,518 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:17,519 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988376139] [2022-03-03 18:15:17,519 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988376139] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:17,519 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:17,519 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:17,519 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387745626] [2022-03-03 18:15:17,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:17,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:17,519 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:17,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:17,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:17,520 INFO L87 Difference]: Start difference. First operand 6528 states and 18114 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) [2022-03-03 18:15:18,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:18,982 INFO L93 Difference]: Finished difference Result 8512 states and 23134 transitions. [2022-03-03 18:15:18,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:18,982 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 [2022-03-03 18:15:18,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:18,998 INFO L225 Difference]: With dead ends: 8512 [2022-03-03 18:15:18,998 INFO L226 Difference]: Without dead ends: 8512 [2022-03-03 18:15:18,998 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:18,999 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 716 mSDsluCounter, 1176 mSDsCounter, 0 mSdLazyCounter, 864 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 716 SdHoareTripleChecker+Valid, 1417 SdHoareTripleChecker+Invalid, 947 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:18,999 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [716 Valid, 1417 Invalid, 947 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 864 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:15:19,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8512 states. [2022-03-03 18:15:19,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8512 to 6514. [2022-03-03 18:15:19,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6514 states, 6512 states have (on average 2.7753378378378377) internal successors, (18073), 6513 states have internal predecessors, (18073), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:19,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6514 states to 6514 states and 18073 transitions. [2022-03-03 18:15:19,131 INFO L78 Accepts]: Start accepts. Automaton has 6514 states and 18073 transitions. Word has length 100 [2022-03-03 18:15:19,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:19,131 INFO L470 AbstractCegarLoop]: Abstraction has 6514 states and 18073 transitions. [2022-03-03 18:15:19,131 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) [2022-03-03 18:15:19,131 INFO L276 IsEmpty]: Start isEmpty. Operand 6514 states and 18073 transitions. [2022-03-03 18:15:19,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:19,137 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:19,137 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:19,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2022-03-03 18:15:19,138 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)] === [2022-03-03 18:15:19,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:19,138 INFO L85 PathProgramCache]: Analyzing trace with hash 1943526414, now seen corresponding path program 31 times [2022-03-03 18:15:19,138 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:19,138 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129607313] [2022-03-03 18:15:19,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:19,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:19,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:20,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:20,352 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:20,352 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129607313] [2022-03-03 18:15:20,352 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129607313] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:20,352 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:20,352 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:20,352 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556732398] [2022-03-03 18:15:20,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:20,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:20,353 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:20,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:20,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:20,353 INFO L87 Difference]: Start difference. First operand 6514 states and 18073 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) [2022-03-03 18:15:22,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:22,118 INFO L93 Difference]: Finished difference Result 8484 states and 23066 transitions. [2022-03-03 18:15:22,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:22,119 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 [2022-03-03 18:15:22,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:22,134 INFO L225 Difference]: With dead ends: 8484 [2022-03-03 18:15:22,135 INFO L226 Difference]: Without dead ends: 8484 [2022-03-03 18:15:22,135 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:22,135 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 777 mSDsluCounter, 1291 mSDsCounter, 0 mSdLazyCounter, 1028 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 777 SdHoareTripleChecker+Valid, 1534 SdHoareTripleChecker+Invalid, 1103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 1028 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:22,135 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [777 Valid, 1534 Invalid, 1103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 1028 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:15:22,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8484 states. [2022-03-03 18:15:22,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8484 to 6472. [2022-03-03 18:15:22,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6472 states, 6470 states have (on average 2.7743431221020094) internal successors, (17950), 6471 states have internal predecessors, (17950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:22,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6472 states to 6472 states and 17950 transitions. [2022-03-03 18:15:22,264 INFO L78 Accepts]: Start accepts. Automaton has 6472 states and 17950 transitions. Word has length 100 [2022-03-03 18:15:22,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:22,265 INFO L470 AbstractCegarLoop]: Abstraction has 6472 states and 17950 transitions. [2022-03-03 18:15:22,265 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) [2022-03-03 18:15:22,265 INFO L276 IsEmpty]: Start isEmpty. Operand 6472 states and 17950 transitions. [2022-03-03 18:15:22,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:22,271 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:22,271 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:22,272 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2022-03-03 18:15:22,272 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)] === [2022-03-03 18:15:22,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:22,272 INFO L85 PathProgramCache]: Analyzing trace with hash 978669624, now seen corresponding path program 32 times [2022-03-03 18:15:22,272 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:22,272 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83197387] [2022-03-03 18:15:22,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:22,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:22,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:23,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:23,366 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:23,366 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83197387] [2022-03-03 18:15:23,367 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83197387] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:23,367 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:23,367 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:23,367 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466550357] [2022-03-03 18:15:23,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:23,367 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:23,367 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:23,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:23,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:23,368 INFO L87 Difference]: Start difference. First operand 6472 states and 17950 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) [2022-03-03 18:15:24,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:24,453 INFO L93 Difference]: Finished difference Result 7840 states and 21250 transitions. [2022-03-03 18:15:24,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:15:24,454 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 [2022-03-03 18:15:24,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:24,468 INFO L225 Difference]: With dead ends: 7840 [2022-03-03 18:15:24,468 INFO L226 Difference]: Without dead ends: 7840 [2022-03-03 18:15:24,468 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:15:24,469 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 724 mSDsluCounter, 794 mSDsCounter, 0 mSdLazyCounter, 602 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 724 SdHoareTripleChecker+Valid, 1027 SdHoareTripleChecker+Invalid, 684 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 602 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:24,469 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [724 Valid, 1027 Invalid, 684 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 602 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:15:24,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7840 states. [2022-03-03 18:15:24,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7840 to 6514. [2022-03-03 18:15:24,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6514 states, 6512 states have (on average 2.7753378378378377) internal successors, (18073), 6513 states have internal predecessors, (18073), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:24,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6514 states to 6514 states and 18073 transitions. [2022-03-03 18:15:24,592 INFO L78 Accepts]: Start accepts. Automaton has 6514 states and 18073 transitions. Word has length 100 [2022-03-03 18:15:24,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:24,592 INFO L470 AbstractCegarLoop]: Abstraction has 6514 states and 18073 transitions. [2022-03-03 18:15:24,593 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) [2022-03-03 18:15:24,593 INFO L276 IsEmpty]: Start isEmpty. Operand 6514 states and 18073 transitions. [2022-03-03 18:15:24,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:24,599 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:24,599 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:24,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2022-03-03 18:15:24,599 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)] === [2022-03-03 18:15:24,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:24,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1679420468, now seen corresponding path program 33 times [2022-03-03 18:15:24,600 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:24,600 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484448079] [2022-03-03 18:15:24,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:24,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:24,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:25,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:25,841 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:25,842 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484448079] [2022-03-03 18:15:25,842 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484448079] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:25,842 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:25,842 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:25,842 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014775805] [2022-03-03 18:15:25,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:25,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:25,842 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:25,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:25,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:25,843 INFO L87 Difference]: Start difference. First operand 6514 states and 18073 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) [2022-03-03 18:15:27,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:27,337 INFO L93 Difference]: Finished difference Result 8092 states and 21960 transitions. [2022-03-03 18:15:27,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:27,338 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 [2022-03-03 18:15:27,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:27,351 INFO L225 Difference]: With dead ends: 8092 [2022-03-03 18:15:27,351 INFO L226 Difference]: Without dead ends: 8092 [2022-03-03 18:15:27,351 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:27,352 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 636 mSDsluCounter, 1287 mSDsCounter, 0 mSdLazyCounter, 930 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 636 SdHoareTripleChecker+Valid, 1527 SdHoareTripleChecker+Invalid, 997 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:27,352 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [636 Valid, 1527 Invalid, 997 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 930 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:15:27,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8092 states. [2022-03-03 18:15:27,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8092 to 6500. [2022-03-03 18:15:27,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6500 states, 6498 states have (on average 2.775007694675285) internal successors, (18032), 6499 states have internal predecessors, (18032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:27,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6500 states to 6500 states and 18032 transitions. [2022-03-03 18:15:27,475 INFO L78 Accepts]: Start accepts. Automaton has 6500 states and 18032 transitions. Word has length 100 [2022-03-03 18:15:27,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:27,475 INFO L470 AbstractCegarLoop]: Abstraction has 6500 states and 18032 transitions. [2022-03-03 18:15:27,476 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) [2022-03-03 18:15:27,476 INFO L276 IsEmpty]: Start isEmpty. Operand 6500 states and 18032 transitions. [2022-03-03 18:15:27,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:27,482 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:27,482 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:27,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2022-03-03 18:15:27,482 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)] === [2022-03-03 18:15:27,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:27,483 INFO L85 PathProgramCache]: Analyzing trace with hash 1612285680, now seen corresponding path program 34 times [2022-03-03 18:15:27,483 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:27,483 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023933758] [2022-03-03 18:15:27,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:27,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:27,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:28,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:28,870 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:28,870 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023933758] [2022-03-03 18:15:28,870 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023933758] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:28,870 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:28,870 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:28,870 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103653353] [2022-03-03 18:15:28,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:28,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:28,870 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:28,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:28,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:28,871 INFO L87 Difference]: Start difference. First operand 6500 states and 18032 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) [2022-03-03 18:15:30,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:30,481 INFO L93 Difference]: Finished difference Result 8344 states and 22670 transitions. [2022-03-03 18:15:30,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:30,481 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 [2022-03-03 18:15:30,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:30,495 INFO L225 Difference]: With dead ends: 8344 [2022-03-03 18:15:30,496 INFO L226 Difference]: Without dead ends: 8344 [2022-03-03 18:15:30,496 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:30,496 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 610 mSDsluCounter, 1257 mSDsCounter, 0 mSdLazyCounter, 944 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 610 SdHoareTripleChecker+Valid, 1497 SdHoareTripleChecker+Invalid, 1030 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 944 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:30,496 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [610 Valid, 1497 Invalid, 1030 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 944 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:15:30,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8344 states. [2022-03-03 18:15:30,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8344 to 6486. [2022-03-03 18:15:30,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6486 states, 6484 states have (on average 2.774676125848242) internal successors, (17991), 6485 states have internal predecessors, (17991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:30,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6486 states to 6486 states and 17991 transitions. [2022-03-03 18:15:30,639 INFO L78 Accepts]: Start accepts. Automaton has 6486 states and 17991 transitions. Word has length 100 [2022-03-03 18:15:30,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:30,639 INFO L470 AbstractCegarLoop]: Abstraction has 6486 states and 17991 transitions. [2022-03-03 18:15:30,639 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) [2022-03-03 18:15:30,639 INFO L276 IsEmpty]: Start isEmpty. Operand 6486 states and 17991 transitions. [2022-03-03 18:15:30,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:30,647 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:30,647 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:30,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2022-03-03 18:15:30,648 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)] === [2022-03-03 18:15:30,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:30,648 INFO L85 PathProgramCache]: Analyzing trace with hash 51234466, now seen corresponding path program 35 times [2022-03-03 18:15:30,648 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:30,648 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829421105] [2022-03-03 18:15:30,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:30,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:32,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:32,055 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:32,055 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829421105] [2022-03-03 18:15:32,056 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829421105] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:32,056 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:32,056 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:32,056 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306961978] [2022-03-03 18:15:32,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:32,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:32,056 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:32,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:32,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:32,056 INFO L87 Difference]: Start difference. First operand 6486 states and 17991 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) [2022-03-03 18:15:33,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:33,629 INFO L93 Difference]: Finished difference Result 8218 states and 22315 transitions. [2022-03-03 18:15:33,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:33,629 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 [2022-03-03 18:15:33,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:33,642 INFO L225 Difference]: With dead ends: 8218 [2022-03-03 18:15:33,642 INFO L226 Difference]: Without dead ends: 8218 [2022-03-03 18:15:33,642 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:33,642 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 702 mSDsluCounter, 1206 mSDsCounter, 0 mSdLazyCounter, 919 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 702 SdHoareTripleChecker+Valid, 1450 SdHoareTripleChecker+Invalid, 1000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:33,643 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [702 Valid, 1450 Invalid, 1000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 919 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:15:33,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8218 states. [2022-03-03 18:15:33,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8218 to 6444. [2022-03-03 18:15:33,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6444 states, 6442 states have (on average 2.7736727724309223) internal successors, (17868), 6443 states have internal predecessors, (17868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:33,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6444 states to 6444 states and 17868 transitions. [2022-03-03 18:15:33,742 INFO L78 Accepts]: Start accepts. Automaton has 6444 states and 17868 transitions. Word has length 100 [2022-03-03 18:15:33,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:33,743 INFO L470 AbstractCegarLoop]: Abstraction has 6444 states and 17868 transitions. [2022-03-03 18:15:33,743 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) [2022-03-03 18:15:33,743 INFO L276 IsEmpty]: Start isEmpty. Operand 6444 states and 17868 transitions. [2022-03-03 18:15:33,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:33,749 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:33,749 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:33,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2022-03-03 18:15:33,749 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)] === [2022-03-03 18:15:33,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:33,749 INFO L85 PathProgramCache]: Analyzing trace with hash -1660569404, now seen corresponding path program 1 times [2022-03-03 18:15:33,749 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:33,749 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070818862] [2022-03-03 18:15:33,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:33,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:33,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:35,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:35,109 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:35,109 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070818862] [2022-03-03 18:15:35,109 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070818862] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:35,109 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:35,109 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:35,110 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242893261] [2022-03-03 18:15:35,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:35,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:35,110 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:35,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:35,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:35,110 INFO L87 Difference]: Start difference. First operand 6444 states and 17868 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) [2022-03-03 18:15:36,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:36,746 INFO L93 Difference]: Finished difference Result 7368 states and 20254 transitions. [2022-03-03 18:15:36,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:36,746 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 [2022-03-03 18:15:36,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:36,757 INFO L225 Difference]: With dead ends: 7368 [2022-03-03 18:15:36,758 INFO L226 Difference]: Without dead ends: 7368 [2022-03-03 18:15:36,758 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:36,758 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 720 mSDsluCounter, 2006 mSDsCounter, 0 mSdLazyCounter, 1398 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 720 SdHoareTripleChecker+Valid, 2214 SdHoareTripleChecker+Invalid, 1432 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 1398 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:36,758 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [720 Valid, 2214 Invalid, 1432 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 1398 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:15:36,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7368 states. [2022-03-03 18:15:36,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7368 to 6952. [2022-03-03 18:15:36,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6952 states, 6950 states have (on average 2.7827338129496404) internal successors, (19340), 6951 states have internal predecessors, (19340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:36,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6952 states to 6952 states and 19340 transitions. [2022-03-03 18:15:36,859 INFO L78 Accepts]: Start accepts. Automaton has 6952 states and 19340 transitions. Word has length 100 [2022-03-03 18:15:36,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:36,859 INFO L470 AbstractCegarLoop]: Abstraction has 6952 states and 19340 transitions. [2022-03-03 18:15:36,859 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) [2022-03-03 18:15:36,859 INFO L276 IsEmpty]: Start isEmpty. Operand 6952 states and 19340 transitions. [2022-03-03 18:15:36,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:36,865 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:36,865 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:36,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2022-03-03 18:15:36,865 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)] === [2022-03-03 18:15:36,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:36,866 INFO L85 PathProgramCache]: Analyzing trace with hash -2035593276, now seen corresponding path program 2 times [2022-03-03 18:15:36,866 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:36,866 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618587169] [2022-03-03 18:15:36,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:36,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:36,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:37,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:37,627 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:37,627 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618587169] [2022-03-03 18:15:37,627 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618587169] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:37,627 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:37,627 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:37,627 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061898497] [2022-03-03 18:15:37,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:37,628 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:37,628 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:37,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:37,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:37,628 INFO L87 Difference]: Start difference. First operand 6952 states and 19340 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) [2022-03-03 18:15:38,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:38,944 INFO L93 Difference]: Finished difference Result 8051 states and 21991 transitions. [2022-03-03 18:15:38,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:15:38,944 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 [2022-03-03 18:15:38,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:38,957 INFO L225 Difference]: With dead ends: 8051 [2022-03-03 18:15:38,957 INFO L226 Difference]: Without dead ends: 8051 [2022-03-03 18:15:38,957 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:15:38,958 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 788 mSDsluCounter, 1346 mSDsCounter, 0 mSdLazyCounter, 1012 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 788 SdHoareTripleChecker+Valid, 1597 SdHoareTripleChecker+Invalid, 1060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 1012 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:38,958 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [788 Valid, 1597 Invalid, 1060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 1012 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:15:38,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8051 states. [2022-03-03 18:15:39,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8051 to 7036. [2022-03-03 18:15:39,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7036 states, 7034 states have (on average 2.7847597384134204) internal successors, (19588), 7035 states have internal predecessors, (19588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:39,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7036 states to 7036 states and 19588 transitions. [2022-03-03 18:15:39,056 INFO L78 Accepts]: Start accepts. Automaton has 7036 states and 19588 transitions. Word has length 100 [2022-03-03 18:15:39,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:39,056 INFO L470 AbstractCegarLoop]: Abstraction has 7036 states and 19588 transitions. [2022-03-03 18:15:39,056 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) [2022-03-03 18:15:39,056 INFO L276 IsEmpty]: Start isEmpty. Operand 7036 states and 19588 transitions. [2022-03-03 18:15:39,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:39,062 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:39,062 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:39,062 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2022-03-03 18:15:39,062 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)] === [2022-03-03 18:15:39,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:39,062 INFO L85 PathProgramCache]: Analyzing trace with hash 401288504, now seen corresponding path program 3 times [2022-03-03 18:15:39,063 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:39,063 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094003717] [2022-03-03 18:15:39,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:39,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:39,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:40,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:40,067 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:40,067 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094003717] [2022-03-03 18:15:40,067 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094003717] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:40,067 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:40,067 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:40,068 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304642879] [2022-03-03 18:15:40,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:40,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:40,068 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:40,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:40,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:40,068 INFO L87 Difference]: Start difference. First operand 7036 states and 19588 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) [2022-03-03 18:15:41,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:41,732 INFO L93 Difference]: Finished difference Result 8345 states and 22827 transitions. [2022-03-03 18:15:41,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:41,732 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 [2022-03-03 18:15:41,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:41,746 INFO L225 Difference]: With dead ends: 8345 [2022-03-03 18:15:41,746 INFO L226 Difference]: Without dead ends: 8345 [2022-03-03 18:15:41,746 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:41,746 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 782 mSDsluCounter, 1965 mSDsCounter, 0 mSdLazyCounter, 1401 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 782 SdHoareTripleChecker+Valid, 2198 SdHoareTripleChecker+Invalid, 1452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 1401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:41,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [782 Valid, 2198 Invalid, 1452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 1401 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:15:41,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8345 states. [2022-03-03 18:15:41,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8345 to 7036. [2022-03-03 18:15:41,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7036 states, 7034 states have (on average 2.7847597384134204) internal successors, (19588), 7035 states have internal predecessors, (19588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:41,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7036 states to 7036 states and 19588 transitions. [2022-03-03 18:15:41,857 INFO L78 Accepts]: Start accepts. Automaton has 7036 states and 19588 transitions. Word has length 100 [2022-03-03 18:15:41,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:41,857 INFO L470 AbstractCegarLoop]: Abstraction has 7036 states and 19588 transitions. [2022-03-03 18:15:41,857 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) [2022-03-03 18:15:41,858 INFO L276 IsEmpty]: Start isEmpty. Operand 7036 states and 19588 transitions. [2022-03-03 18:15:41,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:41,863 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:41,864 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:41,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2022-03-03 18:15:41,864 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)] === [2022-03-03 18:15:41,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:41,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1571634564, now seen corresponding path program 4 times [2022-03-03 18:15:41,864 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:41,864 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664078992] [2022-03-03 18:15:41,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:41,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:41,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:43,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:43,138 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:43,138 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664078992] [2022-03-03 18:15:43,138 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664078992] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:43,138 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:43,138 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:43,139 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056669166] [2022-03-03 18:15:43,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:43,139 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:43,139 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:43,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:43,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:43,139 INFO L87 Difference]: Start difference. First operand 7036 states and 19588 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) [2022-03-03 18:15:44,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:44,546 INFO L93 Difference]: Finished difference Result 8639 states and 23663 transitions. [2022-03-03 18:15:44,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:44,547 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 [2022-03-03 18:15:44,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:44,561 INFO L225 Difference]: With dead ends: 8639 [2022-03-03 18:15:44,561 INFO L226 Difference]: Without dead ends: 8639 [2022-03-03 18:15:44,561 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:44,561 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 789 mSDsluCounter, 1297 mSDsCounter, 0 mSdLazyCounter, 982 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 789 SdHoareTripleChecker+Valid, 1555 SdHoareTripleChecker+Invalid, 1035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 982 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:44,561 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [789 Valid, 1555 Invalid, 1035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 982 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:15:44,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8639 states. [2022-03-03 18:15:44,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8639 to 7036. [2022-03-03 18:15:44,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7036 states, 7034 states have (on average 2.7847597384134204) internal successors, (19588), 7035 states have internal predecessors, (19588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:44,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7036 states to 7036 states and 19588 transitions. [2022-03-03 18:15:44,671 INFO L78 Accepts]: Start accepts. Automaton has 7036 states and 19588 transitions. Word has length 100 [2022-03-03 18:15:44,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:44,671 INFO L470 AbstractCegarLoop]: Abstraction has 7036 states and 19588 transitions. [2022-03-03 18:15:44,671 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) [2022-03-03 18:15:44,671 INFO L276 IsEmpty]: Start isEmpty. Operand 7036 states and 19588 transitions. [2022-03-03 18:15:44,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:44,678 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:44,678 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:44,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2022-03-03 18:15:44,678 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)] === [2022-03-03 18:15:44,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:44,679 INFO L85 PathProgramCache]: Analyzing trace with hash 1167533070, now seen corresponding path program 5 times [2022-03-03 18:15:44,679 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:44,679 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902320884] [2022-03-03 18:15:44,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:44,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:44,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:46,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:46,077 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:46,077 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902320884] [2022-03-03 18:15:46,077 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902320884] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:46,077 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:46,077 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:46,077 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597485654] [2022-03-03 18:15:46,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:46,077 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:46,077 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:46,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:46,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:46,078 INFO L87 Difference]: Start difference. First operand 7036 states and 19588 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) [2022-03-03 18:15:47,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:47,512 INFO L93 Difference]: Finished difference Result 8681 states and 23755 transitions. [2022-03-03 18:15:47,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:47,512 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 [2022-03-03 18:15:47,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:47,527 INFO L225 Difference]: With dead ends: 8681 [2022-03-03 18:15:47,527 INFO L226 Difference]: Without dead ends: 8681 [2022-03-03 18:15:47,528 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:47,528 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 670 mSDsluCounter, 1522 mSDsCounter, 0 mSdLazyCounter, 1062 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 670 SdHoareTripleChecker+Valid, 1761 SdHoareTripleChecker+Invalid, 1124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 1062 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:47,528 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [670 Valid, 1761 Invalid, 1124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 1062 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:15:47,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8681 states. [2022-03-03 18:15:47,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8681 to 7036. [2022-03-03 18:15:47,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7036 states, 7034 states have (on average 2.7847597384134204) internal successors, (19588), 7035 states have internal predecessors, (19588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:47,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7036 states to 7036 states and 19588 transitions. [2022-03-03 18:15:47,648 INFO L78 Accepts]: Start accepts. Automaton has 7036 states and 19588 transitions. Word has length 100 [2022-03-03 18:15:47,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:47,648 INFO L470 AbstractCegarLoop]: Abstraction has 7036 states and 19588 transitions. [2022-03-03 18:15:47,648 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) [2022-03-03 18:15:47,648 INFO L276 IsEmpty]: Start isEmpty. Operand 7036 states and 19588 transitions. [2022-03-03 18:15:47,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:47,654 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:47,654 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:47,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2022-03-03 18:15:47,654 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)] === [2022-03-03 18:15:47,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:47,655 INFO L85 PathProgramCache]: Analyzing trace with hash 67585118, now seen corresponding path program 6 times [2022-03-03 18:15:47,655 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:47,655 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834960761] [2022-03-03 18:15:47,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:47,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:47,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:48,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:48,414 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:48,414 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834960761] [2022-03-03 18:15:48,415 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834960761] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:48,415 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:48,415 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:48,415 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809108026] [2022-03-03 18:15:48,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:48,415 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:48,415 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:48,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:48,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:48,415 INFO L87 Difference]: Start difference. First operand 7036 states and 19588 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) [2022-03-03 18:15:49,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:49,749 INFO L93 Difference]: Finished difference Result 8348 states and 22844 transitions. [2022-03-03 18:15:49,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:15:49,750 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 [2022-03-03 18:15:49,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:49,764 INFO L225 Difference]: With dead ends: 8348 [2022-03-03 18:15:49,764 INFO L226 Difference]: Without dead ends: 8348 [2022-03-03 18:15:49,765 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:15:49,765 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 629 mSDsluCounter, 1601 mSDsCounter, 0 mSdLazyCounter, 1092 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 629 SdHoareTripleChecker+Valid, 1818 SdHoareTripleChecker+Invalid, 1146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 1092 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:49,765 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [629 Valid, 1818 Invalid, 1146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 1092 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:15:49,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8348 states. [2022-03-03 18:15:49,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8348 to 7204. [2022-03-03 18:15:49,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7204 states, 7202 states have (on average 2.788669813940572) internal successors, (20084), 7203 states have internal predecessors, (20084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:49,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7204 states to 7204 states and 20084 transitions. [2022-03-03 18:15:49,882 INFO L78 Accepts]: Start accepts. Automaton has 7204 states and 20084 transitions. Word has length 100 [2022-03-03 18:15:49,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:49,882 INFO L470 AbstractCegarLoop]: Abstraction has 7204 states and 20084 transitions. [2022-03-03 18:15:49,882 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) [2022-03-03 18:15:49,882 INFO L276 IsEmpty]: Start isEmpty. Operand 7204 states and 20084 transitions. [2022-03-03 18:15:49,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:49,888 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:49,888 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:49,888 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2022-03-03 18:15:49,888 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)] === [2022-03-03 18:15:49,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:49,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1851773768, now seen corresponding path program 7 times [2022-03-03 18:15:49,889 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:49,889 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313243733] [2022-03-03 18:15:49,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:49,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:49,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:50,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:50,849 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:50,849 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313243733] [2022-03-03 18:15:50,850 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313243733] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:50,850 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:50,850 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:50,850 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151719894] [2022-03-03 18:15:50,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:50,850 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:50,850 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:50,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:50,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:50,851 INFO L87 Difference]: Start difference. First operand 7204 states and 20084 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) [2022-03-03 18:15:52,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:52,071 INFO L93 Difference]: Finished difference Result 8735 states and 23899 transitions. [2022-03-03 18:15:52,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:15:52,071 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 [2022-03-03 18:15:52,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:52,086 INFO L225 Difference]: With dead ends: 8735 [2022-03-03 18:15:52,086 INFO L226 Difference]: Without dead ends: 8735 [2022-03-03 18:15:52,086 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:15:52,086 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 710 mSDsluCounter, 1298 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 710 SdHoareTripleChecker+Valid, 1534 SdHoareTripleChecker+Invalid, 963 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:52,086 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [710 Valid, 1534 Invalid, 963 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:15:52,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8735 states. [2022-03-03 18:15:52,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8735 to 7225. [2022-03-03 18:15:52,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7225 states, 7223 states have (on average 2.7891457843001524) internal successors, (20146), 7224 states have internal predecessors, (20146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:52,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7225 states to 7225 states and 20146 transitions. [2022-03-03 18:15:52,214 INFO L78 Accepts]: Start accepts. Automaton has 7225 states and 20146 transitions. Word has length 100 [2022-03-03 18:15:52,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:52,215 INFO L470 AbstractCegarLoop]: Abstraction has 7225 states and 20146 transitions. [2022-03-03 18:15:52,215 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) [2022-03-03 18:15:52,215 INFO L276 IsEmpty]: Start isEmpty. Operand 7225 states and 20146 transitions. [2022-03-03 18:15:52,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:52,222 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:52,222 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:52,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2022-03-03 18:15:52,223 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)] === [2022-03-03 18:15:52,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:52,224 INFO L85 PathProgramCache]: Analyzing trace with hash -6311748, now seen corresponding path program 8 times [2022-03-03 18:15:52,224 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:52,224 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393932401] [2022-03-03 18:15:52,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:52,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:52,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:53,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:53,436 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:53,436 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393932401] [2022-03-03 18:15:53,436 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393932401] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:53,436 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:53,436 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:53,436 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403627103] [2022-03-03 18:15:53,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:53,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:53,437 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:53,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:53,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:53,437 INFO L87 Difference]: Start difference. First operand 7225 states and 20146 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) [2022-03-03 18:15:54,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:54,851 INFO L93 Difference]: Finished difference Result 8663 states and 23742 transitions. [2022-03-03 18:15:54,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:54,851 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 [2022-03-03 18:15:54,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:54,867 INFO L225 Difference]: With dead ends: 8663 [2022-03-03 18:15:54,867 INFO L226 Difference]: Without dead ends: 8663 [2022-03-03 18:15:54,868 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:54,868 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 700 mSDsluCounter, 1392 mSDsCounter, 0 mSdLazyCounter, 1000 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 700 SdHoareTripleChecker+Valid, 1637 SdHoareTripleChecker+Invalid, 1074 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1000 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:54,868 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [700 Valid, 1637 Invalid, 1074 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1000 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:15:54,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8663 states. [2022-03-03 18:15:54,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8663 to 7204. [2022-03-03 18:15:54,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7204 states, 7202 states have (on average 2.788669813940572) internal successors, (20084), 7203 states have internal predecessors, (20084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:54,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7204 states to 7204 states and 20084 transitions. [2022-03-03 18:15:54,988 INFO L78 Accepts]: Start accepts. Automaton has 7204 states and 20084 transitions. Word has length 100 [2022-03-03 18:15:54,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:54,989 INFO L470 AbstractCegarLoop]: Abstraction has 7204 states and 20084 transitions. [2022-03-03 18:15:54,989 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) [2022-03-03 18:15:54,989 INFO L276 IsEmpty]: Start isEmpty. Operand 7204 states and 20084 transitions. [2022-03-03 18:15:54,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:54,996 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:54,996 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:54,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2022-03-03 18:15:54,996 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)] === [2022-03-03 18:15:54,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:54,996 INFO L85 PathProgramCache]: Analyzing trace with hash -790240154, now seen corresponding path program 9 times [2022-03-03 18:15:54,996 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:54,997 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219706146] [2022-03-03 18:15:54,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:54,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:55,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:55,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:55,842 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:55,842 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219706146] [2022-03-03 18:15:55,842 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219706146] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:55,842 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:55,842 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:55,842 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428199158] [2022-03-03 18:15:55,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:55,843 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:55,843 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:55,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:55,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:55,843 INFO L87 Difference]: Start difference. First operand 7204 states and 20084 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) [2022-03-03 18:15:57,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:57,090 INFO L93 Difference]: Finished difference Result 8819 states and 24163 transitions. [2022-03-03 18:15:57,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:15:57,091 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 [2022-03-03 18:15:57,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:57,106 INFO L225 Difference]: With dead ends: 8819 [2022-03-03 18:15:57,106 INFO L226 Difference]: Without dead ends: 8819 [2022-03-03 18:15:57,107 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:15:57,107 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 749 mSDsluCounter, 1205 mSDsCounter, 0 mSdLazyCounter, 894 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 749 SdHoareTripleChecker+Valid, 1451 SdHoareTripleChecker+Invalid, 945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 894 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:57,107 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [749 Valid, 1451 Invalid, 945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 894 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:15:57,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8819 states. [2022-03-03 18:15:57,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8819 to 7246. [2022-03-03 18:15:57,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7246 states, 7244 states have (on average 2.78961899503037) internal successors, (20208), 7245 states have internal predecessors, (20208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:57,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7246 states to 7246 states and 20208 transitions. [2022-03-03 18:15:57,228 INFO L78 Accepts]: Start accepts. Automaton has 7246 states and 20208 transitions. Word has length 100 [2022-03-03 18:15:57,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:57,228 INFO L470 AbstractCegarLoop]: Abstraction has 7246 states and 20208 transitions. [2022-03-03 18:15:57,229 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) [2022-03-03 18:15:57,229 INFO L276 IsEmpty]: Start isEmpty. Operand 7246 states and 20208 transitions. [2022-03-03 18:15:57,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:57,235 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:57,235 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:57,235 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2022-03-03 18:15:57,235 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)] === [2022-03-03 18:15:57,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:57,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1646641626, now seen corresponding path program 10 times [2022-03-03 18:15:57,235 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:57,235 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710597342] [2022-03-03 18:15:57,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:57,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:57,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:58,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:58,409 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:58,409 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710597342] [2022-03-03 18:15:58,409 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710597342] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:58,409 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:58,409 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:58,409 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903581712] [2022-03-03 18:15:58,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:58,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:58,410 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:58,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:58,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:58,410 INFO L87 Difference]: Start difference. First operand 7246 states and 20208 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) [2022-03-03 18:16:00,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:00,028 INFO L93 Difference]: Finished difference Result 9113 states and 24999 transitions. [2022-03-03 18:16:00,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:00,029 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 [2022-03-03 18:16:00,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:00,045 INFO L225 Difference]: With dead ends: 9113 [2022-03-03 18:16:00,045 INFO L226 Difference]: Without dead ends: 9113 [2022-03-03 18:16:00,045 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:00,045 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 688 mSDsluCounter, 1613 mSDsCounter, 0 mSdLazyCounter, 1156 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 688 SdHoareTripleChecker+Valid, 1851 SdHoareTripleChecker+Invalid, 1225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 1156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:00,045 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [688 Valid, 1851 Invalid, 1225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 1156 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:16:00,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9113 states. [2022-03-03 18:16:00,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9113 to 7225. [2022-03-03 18:16:00,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7225 states, 7223 states have (on average 2.7891457843001524) internal successors, (20146), 7224 states have internal predecessors, (20146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:00,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7225 states to 7225 states and 20146 transitions. [2022-03-03 18:16:00,178 INFO L78 Accepts]: Start accepts. Automaton has 7225 states and 20146 transitions. Word has length 100 [2022-03-03 18:16:00,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:00,179 INFO L470 AbstractCegarLoop]: Abstraction has 7225 states and 20146 transitions. [2022-03-03 18:16:00,179 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) [2022-03-03 18:16:00,179 INFO L276 IsEmpty]: Start isEmpty. Operand 7225 states and 20146 transitions. [2022-03-03 18:16:00,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:00,185 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:00,185 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:00,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2022-03-03 18:16:00,186 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)] === [2022-03-03 18:16:00,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:00,186 INFO L85 PathProgramCache]: Analyzing trace with hash -326281442, now seen corresponding path program 11 times [2022-03-03 18:16:00,186 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:00,186 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656505050] [2022-03-03 18:16:00,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:00,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:00,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:01,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:01,423 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:01,423 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656505050] [2022-03-03 18:16:01,424 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656505050] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:01,424 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:01,424 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:01,424 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959857884] [2022-03-03 18:16:01,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:01,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:01,424 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:01,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:01,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:01,424 INFO L87 Difference]: Start difference. First operand 7225 states and 20146 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) [2022-03-03 18:16:03,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:03,129 INFO L93 Difference]: Finished difference Result 8978 states and 24640 transitions. [2022-03-03 18:16:03,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:03,130 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 [2022-03-03 18:16:03,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:03,146 INFO L225 Difference]: With dead ends: 8978 [2022-03-03 18:16:03,147 INFO L226 Difference]: Without dead ends: 8978 [2022-03-03 18:16:03,147 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:03,147 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 641 mSDsluCounter, 1671 mSDsCounter, 0 mSdLazyCounter, 1195 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 641 SdHoareTripleChecker+Valid, 1910 SdHoareTripleChecker+Invalid, 1269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:03,147 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [641 Valid, 1910 Invalid, 1269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1195 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:16:03,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8978 states. [2022-03-03 18:16:03,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8978 to 7204. [2022-03-03 18:16:03,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7204 states, 7202 states have (on average 2.788669813940572) internal successors, (20084), 7203 states have internal predecessors, (20084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:03,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7204 states to 7204 states and 20084 transitions. [2022-03-03 18:16:03,286 INFO L78 Accepts]: Start accepts. Automaton has 7204 states and 20084 transitions. Word has length 100 [2022-03-03 18:16:03,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:03,286 INFO L470 AbstractCegarLoop]: Abstraction has 7204 states and 20084 transitions. [2022-03-03 18:16:03,286 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) [2022-03-03 18:16:03,286 INFO L276 IsEmpty]: Start isEmpty. Operand 7204 states and 20084 transitions. [2022-03-03 18:16:03,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:03,293 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:03,293 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:03,293 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2022-03-03 18:16:03,293 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)] === [2022-03-03 18:16:03,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:03,294 INFO L85 PathProgramCache]: Analyzing trace with hash -174951566, now seen corresponding path program 12 times [2022-03-03 18:16:03,294 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:03,294 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991986866] [2022-03-03 18:16:03,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:03,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:03,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:04,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:04,320 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:04,320 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991986866] [2022-03-03 18:16:04,320 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [991986866] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:04,320 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:04,320 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:04,320 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89314086] [2022-03-03 18:16:04,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:04,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:04,320 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:04,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:04,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:04,321 INFO L87 Difference]: Start difference. First operand 7204 states and 20084 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) [2022-03-03 18:16:05,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:05,586 INFO L93 Difference]: Finished difference Result 8651 states and 23667 transitions. [2022-03-03 18:16:05,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:16:05,586 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 [2022-03-03 18:16:05,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:05,600 INFO L225 Difference]: With dead ends: 8651 [2022-03-03 18:16:05,600 INFO L226 Difference]: Without dead ends: 8651 [2022-03-03 18:16:05,600 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:16:05,600 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 730 mSDsluCounter, 1302 mSDsCounter, 0 mSdLazyCounter, 972 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 730 SdHoareTripleChecker+Valid, 1538 SdHoareTripleChecker+Invalid, 1035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 972 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:05,601 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [730 Valid, 1538 Invalid, 1035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 972 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:16:05,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8651 states. [2022-03-03 18:16:05,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8651 to 7267. [2022-03-03 18:16:05,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7267 states, 7265 states have (on average 2.790089470061941) internal successors, (20270), 7266 states have internal predecessors, (20270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:05,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7267 states to 7267 states and 20270 transitions. [2022-03-03 18:16:05,708 INFO L78 Accepts]: Start accepts. Automaton has 7267 states and 20270 transitions. Word has length 100 [2022-03-03 18:16:05,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:05,708 INFO L470 AbstractCegarLoop]: Abstraction has 7267 states and 20270 transitions. [2022-03-03 18:16:05,708 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) [2022-03-03 18:16:05,708 INFO L276 IsEmpty]: Start isEmpty. Operand 7267 states and 20270 transitions. [2022-03-03 18:16:05,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:05,714 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:05,714 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:05,714 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2022-03-03 18:16:05,714 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)] === [2022-03-03 18:16:05,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:05,715 INFO L85 PathProgramCache]: Analyzing trace with hash -2033037082, now seen corresponding path program 13 times [2022-03-03 18:16:05,715 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:05,715 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818678228] [2022-03-03 18:16:05,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:05,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:05,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:06,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:06,993 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:06,993 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818678228] [2022-03-03 18:16:06,993 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818678228] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:06,993 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:06,993 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:06,993 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442861200] [2022-03-03 18:16:06,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:06,994 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:06,994 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:06,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:06,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:06,994 INFO L87 Difference]: Start difference. First operand 7267 states and 20270 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) [2022-03-03 18:16:08,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:08,498 INFO L93 Difference]: Finished difference Result 8945 states and 24503 transitions. [2022-03-03 18:16:08,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:08,498 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 [2022-03-03 18:16:08,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:08,513 INFO L225 Difference]: With dead ends: 8945 [2022-03-03 18:16:08,513 INFO L226 Difference]: Without dead ends: 8945 [2022-03-03 18:16:08,513 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:08,513 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 687 mSDsluCounter, 1462 mSDsCounter, 0 mSdLazyCounter, 1096 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 687 SdHoareTripleChecker+Valid, 1695 SdHoareTripleChecker+Invalid, 1162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 1096 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:08,513 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [687 Valid, 1695 Invalid, 1162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 1096 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:16:08,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8945 states. [2022-03-03 18:16:08,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8945 to 7246. [2022-03-03 18:16:08,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7246 states, 7244 states have (on average 2.78961899503037) internal successors, (20208), 7245 states have internal predecessors, (20208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:08,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7246 states to 7246 states and 20208 transitions. [2022-03-03 18:16:08,636 INFO L78 Accepts]: Start accepts. Automaton has 7246 states and 20208 transitions. Word has length 100 [2022-03-03 18:16:08,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:08,636 INFO L470 AbstractCegarLoop]: Abstraction has 7246 states and 20208 transitions. [2022-03-03 18:16:08,636 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) [2022-03-03 18:16:08,636 INFO L276 IsEmpty]: Start isEmpty. Operand 7246 states and 20208 transitions. [2022-03-03 18:16:08,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:08,642 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:08,642 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:08,642 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2022-03-03 18:16:08,643 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)] === [2022-03-03 18:16:08,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:08,643 INFO L85 PathProgramCache]: Analyzing trace with hash 289007146, now seen corresponding path program 14 times [2022-03-03 18:16:08,643 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:08,643 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688189031] [2022-03-03 18:16:08,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:08,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:08,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:09,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:09,646 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:09,646 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688189031] [2022-03-03 18:16:09,646 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688189031] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:09,646 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:09,646 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:09,646 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736264162] [2022-03-03 18:16:09,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:09,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:09,647 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:09,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:09,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:09,647 INFO L87 Difference]: Start difference. First operand 7246 states and 20208 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) [2022-03-03 18:16:11,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:11,126 INFO L93 Difference]: Finished difference Result 9239 states and 25339 transitions. [2022-03-03 18:16:11,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:11,127 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 [2022-03-03 18:16:11,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:11,142 INFO L225 Difference]: With dead ends: 9239 [2022-03-03 18:16:11,143 INFO L226 Difference]: Without dead ends: 9239 [2022-03-03 18:16:11,143 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:11,143 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 672 mSDsluCounter, 1348 mSDsCounter, 0 mSdLazyCounter, 1016 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 672 SdHoareTripleChecker+Valid, 1600 SdHoareTripleChecker+Invalid, 1085 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 1016 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:11,143 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [672 Valid, 1600 Invalid, 1085 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 1016 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:16:11,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9239 states. [2022-03-03 18:16:11,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9239 to 7225. [2022-03-03 18:16:11,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7225 states, 7223 states have (on average 2.7891457843001524) internal successors, (20146), 7224 states have internal predecessors, (20146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:11,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7225 states to 7225 states and 20146 transitions. [2022-03-03 18:16:11,263 INFO L78 Accepts]: Start accepts. Automaton has 7225 states and 20146 transitions. Word has length 100 [2022-03-03 18:16:11,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:11,263 INFO L470 AbstractCegarLoop]: Abstraction has 7225 states and 20146 transitions. [2022-03-03 18:16:11,263 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) [2022-03-03 18:16:11,263 INFO L276 IsEmpty]: Start isEmpty. Operand 7225 states and 20146 transitions. [2022-03-03 18:16:11,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:11,269 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:11,269 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:11,269 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2022-03-03 18:16:11,269 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)] === [2022-03-03 18:16:11,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:11,270 INFO L85 PathProgramCache]: Analyzing trace with hash -1266792516, now seen corresponding path program 15 times [2022-03-03 18:16:11,270 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:11,270 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558716344] [2022-03-03 18:16:11,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:11,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:11,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:12,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:12,480 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:12,480 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558716344] [2022-03-03 18:16:12,480 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558716344] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:12,480 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:12,480 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:12,480 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479516213] [2022-03-03 18:16:12,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:12,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:12,481 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:12,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:12,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:12,481 INFO L87 Difference]: Start difference. First operand 7225 states and 20146 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) [2022-03-03 18:16:14,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:14,097 INFO L93 Difference]: Finished difference Result 8957 states and 24546 transitions. [2022-03-03 18:16:14,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:14,098 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 [2022-03-03 18:16:14,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:14,113 INFO L225 Difference]: With dead ends: 8957 [2022-03-03 18:16:14,113 INFO L226 Difference]: Without dead ends: 8957 [2022-03-03 18:16:14,113 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:14,113 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 643 mSDsluCounter, 1611 mSDsCounter, 0 mSdLazyCounter, 1172 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 643 SdHoareTripleChecker+Valid, 1846 SdHoareTripleChecker+Invalid, 1248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 1172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:14,113 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [643 Valid, 1846 Invalid, 1248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 1172 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:16:14,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8957 states. [2022-03-03 18:16:14,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8957 to 7204. [2022-03-03 18:16:14,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7204 states, 7202 states have (on average 2.788669813940572) internal successors, (20084), 7203 states have internal predecessors, (20084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:14,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7204 states to 7204 states and 20084 transitions. [2022-03-03 18:16:14,235 INFO L78 Accepts]: Start accepts. Automaton has 7204 states and 20084 transitions. Word has length 100 [2022-03-03 18:16:14,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:14,235 INFO L470 AbstractCegarLoop]: Abstraction has 7204 states and 20084 transitions. [2022-03-03 18:16:14,235 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) [2022-03-03 18:16:14,235 INFO L276 IsEmpty]: Start isEmpty. Operand 7204 states and 20084 transitions. [2022-03-03 18:16:14,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:14,242 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:14,242 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:14,242 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2022-03-03 18:16:14,242 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)] === [2022-03-03 18:16:14,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:14,242 INFO L85 PathProgramCache]: Analyzing trace with hash 1958717342, now seen corresponding path program 16 times [2022-03-03 18:16:14,242 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:14,242 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186983283] [2022-03-03 18:16:14,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:14,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:14,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:15,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:15,012 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:15,012 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186983283] [2022-03-03 18:16:15,012 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186983283] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:15,012 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:15,012 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:15,012 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531802777] [2022-03-03 18:16:15,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:15,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:15,012 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:15,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:15,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:15,013 INFO L87 Difference]: Start difference. First operand 7204 states and 20084 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) [2022-03-03 18:16:16,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:16,280 INFO L93 Difference]: Finished difference Result 9374 states and 25730 transitions. [2022-03-03 18:16:16,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:16:16,281 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 [2022-03-03 18:16:16,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:16,297 INFO L225 Difference]: With dead ends: 9374 [2022-03-03 18:16:16,297 INFO L226 Difference]: Without dead ends: 9374 [2022-03-03 18:16:16,297 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:16:16,297 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 612 mSDsluCounter, 1288 mSDsCounter, 0 mSdLazyCounter, 904 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 612 SdHoareTripleChecker+Valid, 1507 SdHoareTripleChecker+Invalid, 969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 904 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:16,298 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [612 Valid, 1507 Invalid, 969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 904 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:16:16,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9374 states. [2022-03-03 18:16:16,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9374 to 7330. [2022-03-03 18:16:16,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:16,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-03-03 18:16:16,421 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-03-03 18:16:16,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:16,421 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-03-03 18:16:16,421 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) [2022-03-03 18:16:16,422 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-03-03 18:16:16,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:16,428 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:16,428 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:16,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2022-03-03 18:16:16,428 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)] === [2022-03-03 18:16:16,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:16,428 INFO L85 PathProgramCache]: Analyzing trace with hash -552061304, now seen corresponding path program 17 times [2022-03-03 18:16:16,429 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:16,429 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257094191] [2022-03-03 18:16:16,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:16,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:16,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:17,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:17,215 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:17,215 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257094191] [2022-03-03 18:16:17,215 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257094191] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:17,215 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:17,215 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:17,215 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514940252] [2022-03-03 18:16:17,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:17,215 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:17,215 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:17,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:17,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:17,216 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 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) [2022-03-03 18:16:18,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:18,395 INFO L93 Difference]: Finished difference Result 9761 states and 26785 transitions. [2022-03-03 18:16:18,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:16:18,400 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 [2022-03-03 18:16:18,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:18,421 INFO L225 Difference]: With dead ends: 9761 [2022-03-03 18:16:18,422 INFO L226 Difference]: Without dead ends: 9761 [2022-03-03 18:16:18,422 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:16:18,422 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 750 mSDsluCounter, 932 mSDsCounter, 0 mSdLazyCounter, 702 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 750 SdHoareTripleChecker+Valid, 1173 SdHoareTripleChecker+Invalid, 790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:18,422 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [750 Valid, 1173 Invalid, 790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 702 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:16:18,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9761 states. [2022-03-03 18:16:18,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9761 to 7351. [2022-03-03 18:16:18,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:18,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-03-03 18:16:18,560 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-03-03 18:16:18,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:18,560 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-03-03 18:16:18,560 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) [2022-03-03 18:16:18,561 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-03-03 18:16:18,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:18,567 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:18,567 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:18,567 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2022-03-03 18:16:18,567 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)] === [2022-03-03 18:16:18,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:18,568 INFO L85 PathProgramCache]: Analyzing trace with hash 1884820476, now seen corresponding path program 18 times [2022-03-03 18:16:18,568 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:18,568 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799954693] [2022-03-03 18:16:18,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:18,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:18,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:19,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:19,525 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:19,525 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799954693] [2022-03-03 18:16:19,525 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799954693] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:19,525 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:19,525 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:19,525 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162549280] [2022-03-03 18:16:19,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:19,525 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:19,525 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:19,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:19,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:19,526 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 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) [2022-03-03 18:16:21,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:21,168 INFO L93 Difference]: Finished difference Result 9689 states and 26628 transitions. [2022-03-03 18:16:21,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:21,168 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 [2022-03-03 18:16:21,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:21,185 INFO L225 Difference]: With dead ends: 9689 [2022-03-03 18:16:21,185 INFO L226 Difference]: Without dead ends: 9689 [2022-03-03 18:16:21,185 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:21,185 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 755 mSDsluCounter, 1425 mSDsCounter, 0 mSdLazyCounter, 1109 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 755 SdHoareTripleChecker+Valid, 1658 SdHoareTripleChecker+Invalid, 1173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 1109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:21,185 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [755 Valid, 1658 Invalid, 1173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 1109 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:16:21,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9689 states. [2022-03-03 18:16:21,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9689 to 7288. [2022-03-03 18:16:21,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:21,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-03 18:16:21,383 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-03 18:16:21,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:21,383 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-03 18:16:21,383 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) [2022-03-03 18:16:21,384 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-03 18:16:21,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:21,390 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:21,390 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:21,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2022-03-03 18:16:21,391 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)] === [2022-03-03 18:16:21,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:21,393 INFO L85 PathProgramCache]: Analyzing trace with hash 1100892070, now seen corresponding path program 19 times [2022-03-03 18:16:21,393 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:21,393 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194226864] [2022-03-03 18:16:21,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:21,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:22,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:22,121 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:22,121 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194226864] [2022-03-03 18:16:22,121 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194226864] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:22,122 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:22,122 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:22,122 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965476518] [2022-03-03 18:16:22,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:22,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:22,122 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:22,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:22,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:22,122 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 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) [2022-03-03 18:16:23,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:23,466 INFO L93 Difference]: Finished difference Result 9497 states and 26117 transitions. [2022-03-03 18:16:23,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:16:23,466 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 [2022-03-03 18:16:23,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:23,483 INFO L225 Difference]: With dead ends: 9497 [2022-03-03 18:16:23,483 INFO L226 Difference]: Without dead ends: 9497 [2022-03-03 18:16:23,484 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:16:23,484 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 594 mSDsluCounter, 1305 mSDsCounter, 0 mSdLazyCounter, 897 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 1543 SdHoareTripleChecker+Invalid, 972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 897 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:23,484 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [594 Valid, 1543 Invalid, 972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 897 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:16:23,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9497 states. [2022-03-03 18:16:23,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9497 to 7330. [2022-03-03 18:16:23,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:23,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-03-03 18:16:23,611 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-03-03 18:16:23,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:23,611 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-03-03 18:16:23,611 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) [2022-03-03 18:16:23,611 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-03-03 18:16:23,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:23,618 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:23,618 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:23,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2022-03-03 18:16:23,618 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)] === [2022-03-03 18:16:23,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:23,618 INFO L85 PathProgramCache]: Analyzing trace with hash -757193446, now seen corresponding path program 20 times [2022-03-03 18:16:23,619 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:23,619 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888536832] [2022-03-03 18:16:23,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:23,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:23,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:24,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:24,634 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:24,634 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888536832] [2022-03-03 18:16:24,634 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888536832] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:24,634 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:24,634 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:24,634 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083556050] [2022-03-03 18:16:24,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:24,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:24,635 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:24,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:24,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:24,635 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 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) [2022-03-03 18:16:26,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:26,130 INFO L93 Difference]: Finished difference Result 9791 states and 26953 transitions. [2022-03-03 18:16:26,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:26,130 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 [2022-03-03 18:16:26,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:26,148 INFO L225 Difference]: With dead ends: 9791 [2022-03-03 18:16:26,148 INFO L226 Difference]: Without dead ends: 9791 [2022-03-03 18:16:26,149 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:26,149 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 660 mSDsluCounter, 1313 mSDsCounter, 0 mSdLazyCounter, 961 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 660 SdHoareTripleChecker+Valid, 1560 SdHoareTripleChecker+Invalid, 1047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 961 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:26,149 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [660 Valid, 1560 Invalid, 1047 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 961 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:16:26,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9791 states. [2022-03-03 18:16:26,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9791 to 7309. [2022-03-03 18:16:26,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7309 states, 7307 states have (on average 2.791022307376488) internal successors, (20394), 7308 states have internal predecessors, (20394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:26,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 20394 transitions. [2022-03-03 18:16:26,286 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 20394 transitions. Word has length 100 [2022-03-03 18:16:26,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:26,286 INFO L470 AbstractCegarLoop]: Abstraction has 7309 states and 20394 transitions. [2022-03-03 18:16:26,286 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) [2022-03-03 18:16:26,286 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 20394 transitions. [2022-03-03 18:16:26,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:26,293 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:26,294 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:26,294 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2022-03-03 18:16:26,294 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)] === [2022-03-03 18:16:26,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:26,294 INFO L85 PathProgramCache]: Analyzing trace with hash 1564850782, now seen corresponding path program 21 times [2022-03-03 18:16:26,294 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:26,294 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118751763] [2022-03-03 18:16:26,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:26,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:27,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:27,779 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:27,779 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118751763] [2022-03-03 18:16:27,779 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118751763] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:27,779 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:27,779 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:27,779 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943998997] [2022-03-03 18:16:27,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:27,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:27,780 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:27,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:27,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:27,780 INFO L87 Difference]: Start difference. First operand 7309 states and 20394 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) [2022-03-03 18:16:29,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:29,471 INFO L93 Difference]: Finished difference Result 9880 states and 27208 transitions. [2022-03-03 18:16:29,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:29,472 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 [2022-03-03 18:16:29,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:29,489 INFO L225 Difference]: With dead ends: 9880 [2022-03-03 18:16:29,489 INFO L226 Difference]: Without dead ends: 9880 [2022-03-03 18:16:29,490 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:29,490 INFO L933 BasicCegarLoop]: 288 mSDtfsCounter, 599 mSDsluCounter, 1505 mSDsCounter, 0 mSdLazyCounter, 1124 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 599 SdHoareTripleChecker+Valid, 1749 SdHoareTripleChecker+Invalid, 1198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:29,490 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [599 Valid, 1749 Invalid, 1198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1124 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:16:29,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9880 states. [2022-03-03 18:16:29,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9880 to 7246. [2022-03-03 18:16:29,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7246 states, 7244 states have (on average 2.78961899503037) internal successors, (20208), 7245 states have internal predecessors, (20208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:29,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7246 states to 7246 states and 20208 transitions. [2022-03-03 18:16:29,625 INFO L78 Accepts]: Start accepts. Automaton has 7246 states and 20208 transitions. Word has length 100 [2022-03-03 18:16:29,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:29,625 INFO L470 AbstractCegarLoop]: Abstraction has 7246 states and 20208 transitions. [2022-03-03 18:16:29,626 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) [2022-03-03 18:16:29,626 INFO L276 IsEmpty]: Start isEmpty. Operand 7246 states and 20208 transitions. [2022-03-03 18:16:29,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:29,633 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:29,633 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:29,633 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2022-03-03 18:16:29,633 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)] === [2022-03-03 18:16:29,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:29,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1115409186, now seen corresponding path program 22 times [2022-03-03 18:16:29,633 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:29,633 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581017826] [2022-03-03 18:16:29,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:29,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:29,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:30,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:30,373 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:30,373 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581017826] [2022-03-03 18:16:30,373 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581017826] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:30,373 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:30,373 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:30,373 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893891025] [2022-03-03 18:16:30,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:30,373 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:30,374 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:30,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:30,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:30,374 INFO L87 Difference]: Start difference. First operand 7246 states and 20208 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) [2022-03-03 18:16:31,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:31,534 INFO L93 Difference]: Finished difference Result 8690 states and 23806 transitions. [2022-03-03 18:16:31,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:16:31,535 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 [2022-03-03 18:16:31,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:31,549 INFO L225 Difference]: With dead ends: 8690 [2022-03-03 18:16:31,549 INFO L226 Difference]: Without dead ends: 8690 [2022-03-03 18:16:31,550 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:16:31,550 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 753 mSDsluCounter, 1063 mSDsCounter, 0 mSdLazyCounter, 775 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 753 SdHoareTripleChecker+Valid, 1280 SdHoareTripleChecker+Invalid, 840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 775 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:31,550 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [753 Valid, 1280 Invalid, 840 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 775 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:16:31,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8690 states. [2022-03-03 18:16:31,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8690 to 7288. [2022-03-03 18:16:31,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:31,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-03 18:16:31,676 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-03 18:16:31,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:31,677 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-03 18:16:31,677 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) [2022-03-03 18:16:31,677 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-03 18:16:31,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:31,684 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:31,684 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:31,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2022-03-03 18:16:31,684 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)] === [2022-03-03 18:16:31,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:31,684 INFO L85 PathProgramCache]: Analyzing trace with hash -1296159228, now seen corresponding path program 23 times [2022-03-03 18:16:31,685 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:31,685 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142083543] [2022-03-03 18:16:31,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:31,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:31,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:32,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:32,558 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:32,558 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142083543] [2022-03-03 18:16:32,558 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142083543] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:32,558 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:32,559 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:32,559 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710773558] [2022-03-03 18:16:32,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:32,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:32,559 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:32,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:32,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:32,559 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 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) [2022-03-03 18:16:33,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:33,923 INFO L93 Difference]: Finished difference Result 9206 states and 25218 transitions. [2022-03-03 18:16:33,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:16:33,924 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 [2022-03-03 18:16:33,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:33,940 INFO L225 Difference]: With dead ends: 9206 [2022-03-03 18:16:33,940 INFO L226 Difference]: Without dead ends: 9206 [2022-03-03 18:16:33,941 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:16:33,941 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 628 mSDsluCounter, 1364 mSDsCounter, 0 mSdLazyCounter, 929 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 628 SdHoareTripleChecker+Valid, 1593 SdHoareTripleChecker+Invalid, 1001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 929 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:33,941 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [628 Valid, 1593 Invalid, 1001 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 929 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:16:33,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9206 states. [2022-03-03 18:16:34,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9206 to 7330. [2022-03-03 18:16:34,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:34,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-03-03 18:16:34,069 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-03-03 18:16:34,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:34,070 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-03-03 18:16:34,070 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) [2022-03-03 18:16:34,070 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-03-03 18:16:34,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:34,077 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:34,077 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:34,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2022-03-03 18:16:34,077 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)] === [2022-03-03 18:16:34,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:34,077 INFO L85 PathProgramCache]: Analyzing trace with hash -1647638234, now seen corresponding path program 24 times [2022-03-03 18:16:34,077 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:34,078 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625594922] [2022-03-03 18:16:34,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:34,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:34,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:35,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:35,263 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:35,263 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625594922] [2022-03-03 18:16:35,263 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625594922] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:35,263 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:35,263 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:35,263 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447803069] [2022-03-03 18:16:35,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:35,264 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:35,264 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:35,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:35,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:35,264 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 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) [2022-03-03 18:16:36,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:36,682 INFO L93 Difference]: Finished difference Result 9119 states and 24985 transitions. [2022-03-03 18:16:36,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:16:36,682 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 [2022-03-03 18:16:36,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:36,698 INFO L225 Difference]: With dead ends: 9119 [2022-03-03 18:16:36,698 INFO L226 Difference]: Without dead ends: 9119 [2022-03-03 18:16:36,698 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:16:36,698 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 650 mSDsluCounter, 1378 mSDsCounter, 0 mSdLazyCounter, 978 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 650 SdHoareTripleChecker+Valid, 1613 SdHoareTripleChecker+Invalid, 1045 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 978 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:36,698 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [650 Valid, 1613 Invalid, 1045 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 978 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:16:36,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9119 states. [2022-03-03 18:16:36,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9119 to 7351. [2022-03-03 18:16:36,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:36,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-03-03 18:16:36,824 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-03-03 18:16:36,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:36,824 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-03-03 18:16:36,824 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) [2022-03-03 18:16:36,824 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-03-03 18:16:36,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:36,831 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:36,831 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:36,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2022-03-03 18:16:36,832 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)] === [2022-03-03 18:16:36,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:36,832 INFO L85 PathProgramCache]: Analyzing trace with hash 789243546, now seen corresponding path program 25 times [2022-03-03 18:16:36,832 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:36,832 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382524601] [2022-03-03 18:16:36,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:36,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:36,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:37,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:37,797 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:37,797 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382524601] [2022-03-03 18:16:37,797 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382524601] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:37,798 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:37,798 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:37,798 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555300670] [2022-03-03 18:16:37,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:37,798 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:37,798 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:37,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:37,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:37,798 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 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) [2022-03-03 18:16:39,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:39,505 INFO L93 Difference]: Finished difference Result 9047 states and 24828 transitions. [2022-03-03 18:16:39,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:39,505 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 [2022-03-03 18:16:39,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:39,521 INFO L225 Difference]: With dead ends: 9047 [2022-03-03 18:16:39,521 INFO L226 Difference]: Without dead ends: 9047 [2022-03-03 18:16:39,522 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:39,522 INFO L933 BasicCegarLoop]: 288 mSDtfsCounter, 655 mSDsluCounter, 1515 mSDsCounter, 0 mSdLazyCounter, 1122 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 655 SdHoareTripleChecker+Valid, 1759 SdHoareTripleChecker+Invalid, 1192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 1122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:39,522 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [655 Valid, 1759 Invalid, 1192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 1122 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:16:39,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9047 states. [2022-03-03 18:16:39,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9047 to 7288. [2022-03-03 18:16:39,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:39,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-03 18:16:39,658 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-03 18:16:39,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:39,659 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-03 18:16:39,659 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) [2022-03-03 18:16:39,659 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-03 18:16:39,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:39,666 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:39,666 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:39,666 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2022-03-03 18:16:39,666 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)] === [2022-03-03 18:16:39,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:39,667 INFO L85 PathProgramCache]: Analyzing trace with hash 1390535014, now seen corresponding path program 26 times [2022-03-03 18:16:39,667 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:39,667 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843792146] [2022-03-03 18:16:39,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:39,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:39,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:40,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:40,660 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:40,660 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843792146] [2022-03-03 18:16:40,660 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843792146] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:40,660 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:40,660 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:40,660 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065016945] [2022-03-03 18:16:40,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:40,661 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:40,661 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:40,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:40,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:40,661 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 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) [2022-03-03 18:16:41,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:41,971 INFO L93 Difference]: Finished difference Result 9122 states and 24986 transitions. [2022-03-03 18:16:41,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:16:41,971 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 [2022-03-03 18:16:41,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:41,988 INFO L225 Difference]: With dead ends: 9122 [2022-03-03 18:16:41,989 INFO L226 Difference]: Without dead ends: 9122 [2022-03-03 18:16:41,989 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:16:41,989 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 586 mSDsluCounter, 1465 mSDsCounter, 0 mSdLazyCounter, 1000 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 586 SdHoareTripleChecker+Valid, 1682 SdHoareTripleChecker+Invalid, 1057 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 1000 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:41,989 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [586 Valid, 1682 Invalid, 1057 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 1000 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:16:42,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9122 states. [2022-03-03 18:16:42,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9122 to 7414. [2022-03-03 18:16:42,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7414 states, 7412 states have (on average 2.7933081489476526) internal successors, (20704), 7413 states have internal predecessors, (20704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:42,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7414 states to 7414 states and 20704 transitions. [2022-03-03 18:16:42,134 INFO L78 Accepts]: Start accepts. Automaton has 7414 states and 20704 transitions. Word has length 100 [2022-03-03 18:16:42,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:42,134 INFO L470 AbstractCegarLoop]: Abstraction has 7414 states and 20704 transitions. [2022-03-03 18:16:42,134 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) [2022-03-03 18:16:42,134 INFO L276 IsEmpty]: Start isEmpty. Operand 7414 states and 20704 transitions. [2022-03-03 18:16:42,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:42,141 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:42,142 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:42,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2022-03-03 18:16:42,142 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)] === [2022-03-03 18:16:42,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:42,142 INFO L85 PathProgramCache]: Analyzing trace with hash -1120243632, now seen corresponding path program 27 times [2022-03-03 18:16:42,142 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:42,142 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479623767] [2022-03-03 18:16:42,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:42,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:42,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:42,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:42,956 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:42,956 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479623767] [2022-03-03 18:16:42,956 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479623767] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:42,956 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:42,956 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:42,957 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437577000] [2022-03-03 18:16:42,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:42,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:42,957 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:42,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:42,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:42,957 INFO L87 Difference]: Start difference. First operand 7414 states and 20704 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) [2022-03-03 18:16:44,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:44,338 INFO L93 Difference]: Finished difference Result 9509 states and 26041 transitions. [2022-03-03 18:16:44,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:16:44,339 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 [2022-03-03 18:16:44,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:44,355 INFO L225 Difference]: With dead ends: 9509 [2022-03-03 18:16:44,355 INFO L226 Difference]: Without dead ends: 9509 [2022-03-03 18:16:44,355 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:16:44,355 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 621 mSDsluCounter, 1381 mSDsCounter, 0 mSdLazyCounter, 995 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 621 SdHoareTripleChecker+Valid, 1611 SdHoareTripleChecker+Invalid, 1073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 995 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:44,355 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [621 Valid, 1611 Invalid, 1073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 995 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:16:44,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9509 states. [2022-03-03 18:16:44,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9509 to 7435. [2022-03-03 18:16:44,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7435 states, 7433 states have (on average 2.7937575676039286) internal successors, (20766), 7434 states have internal predecessors, (20766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:44,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7435 states to 7435 states and 20766 transitions. [2022-03-03 18:16:44,486 INFO L78 Accepts]: Start accepts. Automaton has 7435 states and 20766 transitions. Word has length 100 [2022-03-03 18:16:44,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:44,486 INFO L470 AbstractCegarLoop]: Abstraction has 7435 states and 20766 transitions. [2022-03-03 18:16:44,486 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) [2022-03-03 18:16:44,486 INFO L276 IsEmpty]: Start isEmpty. Operand 7435 states and 20766 transitions. [2022-03-03 18:16:44,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:44,493 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:44,493 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:44,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2022-03-03 18:16:44,493 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)] === [2022-03-03 18:16:44,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:44,494 INFO L85 PathProgramCache]: Analyzing trace with hash 1316638148, now seen corresponding path program 28 times [2022-03-03 18:16:44,494 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:44,494 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855294642] [2022-03-03 18:16:44,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:44,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:44,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:45,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:45,526 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:45,526 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855294642] [2022-03-03 18:16:45,526 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855294642] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:45,526 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:45,526 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:45,526 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056766627] [2022-03-03 18:16:45,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:45,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:45,527 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:45,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:45,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:45,527 INFO L87 Difference]: Start difference. First operand 7435 states and 20766 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) [2022-03-03 18:16:47,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:47,009 INFO L93 Difference]: Finished difference Result 9437 states and 25884 transitions. [2022-03-03 18:16:47,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:47,009 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 [2022-03-03 18:16:47,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:47,027 INFO L225 Difference]: With dead ends: 9437 [2022-03-03 18:16:47,027 INFO L226 Difference]: Without dead ends: 9437 [2022-03-03 18:16:47,027 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:47,028 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 649 mSDsluCounter, 1379 mSDsCounter, 0 mSdLazyCounter, 1001 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 649 SdHoareTripleChecker+Valid, 1618 SdHoareTripleChecker+Invalid, 1073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 1001 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:47,028 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [649 Valid, 1618 Invalid, 1073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 1001 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:16:47,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9437 states. [2022-03-03 18:16:47,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9437 to 7372. [2022-03-03 18:16:47,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:47,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-03-03 18:16:47,159 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-03-03 18:16:47,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:47,159 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-03-03 18:16:47,160 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) [2022-03-03 18:16:47,160 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-03-03 18:16:47,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:47,167 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:47,167 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:47,167 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2022-03-03 18:16:47,167 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)] === [2022-03-03 18:16:47,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:47,167 INFO L85 PathProgramCache]: Analyzing trace with hash 532709742, now seen corresponding path program 29 times [2022-03-03 18:16:47,167 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:47,167 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384547984] [2022-03-03 18:16:47,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:47,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:47,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:48,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:48,281 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:48,282 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384547984] [2022-03-03 18:16:48,282 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384547984] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:48,282 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:48,282 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:48,282 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238005385] [2022-03-03 18:16:48,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:48,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:48,282 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:48,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:48,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:48,283 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 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) [2022-03-03 18:16:49,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:49,707 INFO L93 Difference]: Finished difference Result 9593 states and 26305 transitions. [2022-03-03 18:16:49,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:16:49,708 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 [2022-03-03 18:16:49,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:49,725 INFO L225 Difference]: With dead ends: 9593 [2022-03-03 18:16:49,725 INFO L226 Difference]: Without dead ends: 9593 [2022-03-03 18:16:49,725 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:16:49,725 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 585 mSDsluCounter, 1487 mSDsCounter, 0 mSdLazyCounter, 1067 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 585 SdHoareTripleChecker+Valid, 1715 SdHoareTripleChecker+Invalid, 1136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 1067 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:49,726 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [585 Valid, 1715 Invalid, 1136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 1067 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:16:49,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9593 states. [2022-03-03 18:16:49,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9593 to 7414. [2022-03-03 18:16:49,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7414 states, 7412 states have (on average 2.7933081489476526) internal successors, (20704), 7413 states have internal predecessors, (20704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:49,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7414 states to 7414 states and 20704 transitions. [2022-03-03 18:16:49,858 INFO L78 Accepts]: Start accepts. Automaton has 7414 states and 20704 transitions. Word has length 100 [2022-03-03 18:16:49,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:49,858 INFO L470 AbstractCegarLoop]: Abstraction has 7414 states and 20704 transitions. [2022-03-03 18:16:49,858 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) [2022-03-03 18:16:49,858 INFO L276 IsEmpty]: Start isEmpty. Operand 7414 states and 20704 transitions. [2022-03-03 18:16:49,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:49,865 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:49,865 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:49,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2022-03-03 18:16:49,865 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)] === [2022-03-03 18:16:49,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:49,866 INFO L85 PathProgramCache]: Analyzing trace with hash -1325375774, now seen corresponding path program 30 times [2022-03-03 18:16:49,866 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:49,866 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068950247] [2022-03-03 18:16:49,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:49,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:49,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:50,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:50,809 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:50,809 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068950247] [2022-03-03 18:16:50,809 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068950247] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:50,809 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:50,809 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:50,809 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329097112] [2022-03-03 18:16:50,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:50,809 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:50,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:50,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:50,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:50,810 INFO L87 Difference]: Start difference. First operand 7414 states and 20704 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) [2022-03-03 18:16:52,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:52,274 INFO L93 Difference]: Finished difference Result 9887 states and 27141 transitions. [2022-03-03 18:16:52,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:52,274 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 [2022-03-03 18:16:52,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:52,291 INFO L225 Difference]: With dead ends: 9887 [2022-03-03 18:16:52,292 INFO L226 Difference]: Without dead ends: 9887 [2022-03-03 18:16:52,292 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:52,292 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 654 mSDsluCounter, 1101 mSDsCounter, 0 mSdLazyCounter, 865 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 654 SdHoareTripleChecker+Valid, 1354 SdHoareTripleChecker+Invalid, 955 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:52,292 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [654 Valid, 1354 Invalid, 955 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 865 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:16:52,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9887 states. [2022-03-03 18:16:52,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9887 to 7393. [2022-03-03 18:16:52,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:52,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-03-03 18:16:52,428 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-03-03 18:16:52,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:52,429 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-03-03 18:16:52,429 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) [2022-03-03 18:16:52,429 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-03-03 18:16:52,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:52,436 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:52,436 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:52,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2022-03-03 18:16:52,436 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)] === [2022-03-03 18:16:52,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:52,437 INFO L85 PathProgramCache]: Analyzing trace with hash 996668454, now seen corresponding path program 31 times [2022-03-03 18:16:52,437 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:52,437 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161947829] [2022-03-03 18:16:52,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:52,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:52,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:53,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:53,688 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:53,688 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161947829] [2022-03-03 18:16:53,688 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161947829] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:53,688 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:53,688 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:53,688 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824134640] [2022-03-03 18:16:53,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:53,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:53,688 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:53,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:53,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:53,689 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 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) [2022-03-03 18:16:55,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:55,358 INFO L93 Difference]: Finished difference Result 9752 states and 26782 transitions. [2022-03-03 18:16:55,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:55,359 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 [2022-03-03 18:16:55,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:55,375 INFO L225 Difference]: With dead ends: 9752 [2022-03-03 18:16:55,375 INFO L226 Difference]: Without dead ends: 9752 [2022-03-03 18:16:55,375 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:55,375 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 697 mSDsluCounter, 1310 mSDsCounter, 0 mSdLazyCounter, 1050 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 697 SdHoareTripleChecker+Valid, 1559 SdHoareTripleChecker+Invalid, 1132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 1050 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:55,375 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [697 Valid, 1559 Invalid, 1132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 1050 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:16:55,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9752 states. [2022-03-03 18:16:55,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9752 to 7330. [2022-03-03 18:16:55,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:55,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-03-03 18:16:55,503 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-03-03 18:16:55,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:55,504 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-03-03 18:16:55,504 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) [2022-03-03 18:16:55,504 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-03-03 18:16:55,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:55,510 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:55,511 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:55,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2022-03-03 18:16:55,511 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)] === [2022-03-03 18:16:55,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:55,511 INFO L85 PathProgramCache]: Analyzing trace with hash 1116041296, now seen corresponding path program 32 times [2022-03-03 18:16:55,511 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:55,511 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785139510] [2022-03-03 18:16:55,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:55,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:56,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:56,589 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:56,589 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785139510] [2022-03-03 18:16:56,589 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785139510] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:56,589 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:56,589 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:56,590 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407524997] [2022-03-03 18:16:56,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:56,590 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:56,590 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:56,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:56,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:56,590 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 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) [2022-03-03 18:16:58,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:58,005 INFO L93 Difference]: Finished difference Result 8951 states and 24505 transitions. [2022-03-03 18:16:58,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:16:58,005 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 [2022-03-03 18:16:58,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:58,018 INFO L225 Difference]: With dead ends: 8951 [2022-03-03 18:16:58,018 INFO L226 Difference]: Without dead ends: 8951 [2022-03-03 18:16:58,018 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:16:58,018 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 689 mSDsluCounter, 1255 mSDsCounter, 0 mSdLazyCounter, 964 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 689 SdHoareTripleChecker+Valid, 1490 SdHoareTripleChecker+Invalid, 1036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 964 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:58,018 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [689 Valid, 1490 Invalid, 1036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 964 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:16:58,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8951 states. [2022-03-03 18:16:58,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8951 to 7393. [2022-03-03 18:16:58,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:58,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-03-03 18:16:58,119 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-03-03 18:16:58,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:58,119 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-03-03 18:16:58,119 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) [2022-03-03 18:16:58,119 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-03-03 18:16:58,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:58,125 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:58,125 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:58,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2022-03-03 18:16:58,125 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)] === [2022-03-03 18:16:58,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:58,125 INFO L85 PathProgramCache]: Analyzing trace with hash -742044220, now seen corresponding path program 33 times [2022-03-03 18:16:58,125 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:58,125 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70824337] [2022-03-03 18:16:58,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:58,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:58,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:59,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:59,051 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:59,051 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70824337] [2022-03-03 18:16:59,051 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [70824337] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:59,052 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:59,052 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:59,052 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373736305] [2022-03-03 18:16:59,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:59,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:59,052 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:59,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:59,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:59,052 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 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) [2022-03-03 18:17:00,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:00,529 INFO L93 Difference]: Finished difference Result 9245 states and 25341 transitions. [2022-03-03 18:17:00,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:00,529 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 [2022-03-03 18:17:00,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:00,546 INFO L225 Difference]: With dead ends: 9245 [2022-03-03 18:17:00,546 INFO L226 Difference]: Without dead ends: 9245 [2022-03-03 18:17:00,546 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:00,547 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 728 mSDsluCounter, 1264 mSDsCounter, 0 mSdLazyCounter, 993 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 728 SdHoareTripleChecker+Valid, 1510 SdHoareTripleChecker+Invalid, 1067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 993 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:00,547 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [728 Valid, 1510 Invalid, 1067 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 993 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:17:00,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9245 states. [2022-03-03 18:17:00,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9245 to 7372. [2022-03-03 18:17:00,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:00,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-03-03 18:17:00,684 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-03-03 18:17:00,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:00,684 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-03-03 18:17:00,684 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) [2022-03-03 18:17:00,684 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-03-03 18:17:00,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:00,692 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:00,692 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:00,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2022-03-03 18:17:00,692 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)] === [2022-03-03 18:17:00,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:00,692 INFO L85 PathProgramCache]: Analyzing trace with hash 1580000008, now seen corresponding path program 34 times [2022-03-03 18:17:00,692 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:00,693 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086481274] [2022-03-03 18:17:00,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:00,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:00,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:02,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:02,007 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:02,007 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086481274] [2022-03-03 18:17:02,007 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086481274] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:02,007 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:02,007 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:02,007 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841895486] [2022-03-03 18:17:02,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:02,007 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:02,007 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:02,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:02,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:02,008 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 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) [2022-03-03 18:17:03,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:03,642 INFO L93 Difference]: Finished difference Result 9539 states and 26177 transitions. [2022-03-03 18:17:03,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:03,642 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 [2022-03-03 18:17:03,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:03,659 INFO L225 Difference]: With dead ends: 9539 [2022-03-03 18:17:03,660 INFO L226 Difference]: Without dead ends: 9539 [2022-03-03 18:17:03,660 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:03,660 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 595 mSDsluCounter, 1567 mSDsCounter, 0 mSdLazyCounter, 1135 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 595 SdHoareTripleChecker+Valid, 1804 SdHoareTripleChecker+Invalid, 1221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 1135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:03,660 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [595 Valid, 1804 Invalid, 1221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 1135 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:17:03,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9539 states. [2022-03-03 18:17:03,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9539 to 7351. [2022-03-03 18:17:03,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:03,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-03-03 18:17:03,789 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-03-03 18:17:03,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:03,789 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-03-03 18:17:03,789 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) [2022-03-03 18:17:03,790 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-03-03 18:17:03,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:03,797 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:03,797 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:03,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2022-03-03 18:17:03,797 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)] === [2022-03-03 18:17:03,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:03,798 INFO L85 PathProgramCache]: Analyzing trace with hash 24200346, now seen corresponding path program 35 times [2022-03-03 18:17:03,798 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:03,798 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375533889] [2022-03-03 18:17:03,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:03,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:03,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:05,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:05,032 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:05,032 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375533889] [2022-03-03 18:17:05,033 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375533889] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:05,033 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:05,033 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:05,033 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530730205] [2022-03-03 18:17:05,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:05,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:05,033 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:05,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:05,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:05,034 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 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) [2022-03-03 18:17:06,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:06,720 INFO L93 Difference]: Finished difference Result 9257 states and 25384 transitions. [2022-03-03 18:17:06,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:06,720 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 [2022-03-03 18:17:06,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:06,736 INFO L225 Difference]: With dead ends: 9257 [2022-03-03 18:17:06,736 INFO L226 Difference]: Without dead ends: 9257 [2022-03-03 18:17:06,736 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:06,736 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 627 mSDsluCounter, 1451 mSDsCounter, 0 mSdLazyCounter, 1098 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 627 SdHoareTripleChecker+Valid, 1697 SdHoareTripleChecker+Invalid, 1172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1098 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:06,736 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [627 Valid, 1697 Invalid, 1172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1098 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:17:06,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9257 states. [2022-03-03 18:17:06,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9257 to 7288. [2022-03-03 18:17:06,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:06,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-03 18:17:06,859 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-03 18:17:06,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:06,859 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-03 18:17:06,859 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) [2022-03-03 18:17:06,860 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-03 18:17:06,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:06,866 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:06,866 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:06,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218 [2022-03-03 18:17:06,866 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)] === [2022-03-03 18:17:06,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:06,867 INFO L85 PathProgramCache]: Analyzing trace with hash 867332674, now seen corresponding path program 36 times [2022-03-03 18:17:06,867 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:06,867 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592490115] [2022-03-03 18:17:06,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:06,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:06,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:07,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:07,650 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:07,650 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592490115] [2022-03-03 18:17:07,650 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592490115] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:07,650 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:07,650 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:07,651 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780410118] [2022-03-03 18:17:07,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:07,651 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:07,651 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:07,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:07,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:07,651 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 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) [2022-03-03 18:17:08,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:08,809 INFO L93 Difference]: Finished difference Result 8927 states and 24415 transitions. [2022-03-03 18:17:08,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:17:08,810 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 [2022-03-03 18:17:08,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:08,825 INFO L225 Difference]: With dead ends: 8927 [2022-03-03 18:17:08,825 INFO L226 Difference]: Without dead ends: 8927 [2022-03-03 18:17:08,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:17:08,826 INFO L933 BasicCegarLoop]: 219 mSDtfsCounter, 618 mSDsluCounter, 985 mSDsCounter, 0 mSdLazyCounter, 658 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 618 SdHoareTripleChecker+Valid, 1193 SdHoareTripleChecker+Invalid, 744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 658 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:08,826 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [618 Valid, 1193 Invalid, 744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 658 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:17:08,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8927 states. [2022-03-03 18:17:08,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8927 to 7393. [2022-03-03 18:17:08,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:08,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-03-03 18:17:08,954 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-03-03 18:17:08,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:08,954 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-03-03 18:17:08,954 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) [2022-03-03 18:17:08,954 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-03-03 18:17:08,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:08,961 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:08,961 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:08,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219 [2022-03-03 18:17:08,961 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)] === [2022-03-03 18:17:08,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:08,962 INFO L85 PathProgramCache]: Analyzing trace with hash -673784052, now seen corresponding path program 37 times [2022-03-03 18:17:08,962 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:08,962 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663376057] [2022-03-03 18:17:08,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:08,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:08,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:09,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:09,827 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:09,827 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663376057] [2022-03-03 18:17:09,827 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663376057] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:09,827 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:09,827 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:09,827 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529695856] [2022-03-03 18:17:09,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:09,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:09,827 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:09,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:09,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:09,828 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 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) [2022-03-03 18:17:11,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:11,309 INFO L93 Difference]: Finished difference Result 9284 states and 25410 transitions. [2022-03-03 18:17:11,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:17:11,310 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 [2022-03-03 18:17:11,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:11,326 INFO L225 Difference]: With dead ends: 9284 [2022-03-03 18:17:11,326 INFO L226 Difference]: Without dead ends: 9284 [2022-03-03 18:17:11,327 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:17:11,327 INFO L933 BasicCegarLoop]: 228 mSDtfsCounter, 633 mSDsluCounter, 1306 mSDsCounter, 0 mSdLazyCounter, 959 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 633 SdHoareTripleChecker+Valid, 1520 SdHoareTripleChecker+Invalid, 1039 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:11,327 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [633 Valid, 1520 Invalid, 1039 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 959 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:17:11,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9284 states. [2022-03-03 18:17:11,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9284 to 7414. [2022-03-03 18:17:11,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7414 states, 7412 states have (on average 2.7933081489476526) internal successors, (20704), 7413 states have internal predecessors, (20704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:11,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7414 states to 7414 states and 20704 transitions. [2022-03-03 18:17:11,506 INFO L78 Accepts]: Start accepts. Automaton has 7414 states and 20704 transitions. Word has length 100 [2022-03-03 18:17:11,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:11,506 INFO L470 AbstractCegarLoop]: Abstraction has 7414 states and 20704 transitions. [2022-03-03 18:17:11,506 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) [2022-03-03 18:17:11,506 INFO L276 IsEmpty]: Start isEmpty. Operand 7414 states and 20704 transitions. [2022-03-03 18:17:11,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:11,513 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:11,513 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:11,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220 [2022-03-03 18:17:11,514 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)] === [2022-03-03 18:17:11,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:11,516 INFO L85 PathProgramCache]: Analyzing trace with hash 963093152, now seen corresponding path program 38 times [2022-03-03 18:17:11,516 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:11,516 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705072459] [2022-03-03 18:17:11,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:11,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:11,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:12,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:12,476 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:12,476 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705072459] [2022-03-03 18:17:12,476 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705072459] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:12,476 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:12,476 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:12,476 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91640959] [2022-03-03 18:17:12,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:12,477 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:12,477 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:12,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:12,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:12,477 INFO L87 Difference]: Start difference. First operand 7414 states and 20704 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) [2022-03-03 18:17:14,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:14,225 INFO L93 Difference]: Finished difference Result 9242 states and 25313 transitions. [2022-03-03 18:17:14,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:14,226 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 [2022-03-03 18:17:14,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:14,241 INFO L225 Difference]: With dead ends: 9242 [2022-03-03 18:17:14,241 INFO L226 Difference]: Without dead ends: 9242 [2022-03-03 18:17:14,242 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:14,242 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 616 mSDsluCounter, 1521 mSDsCounter, 0 mSdLazyCounter, 1122 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 616 SdHoareTripleChecker+Valid, 1745 SdHoareTripleChecker+Invalid, 1205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:14,242 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [616 Valid, 1745 Invalid, 1205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1122 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:17:14,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9242 states. [2022-03-03 18:17:14,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9242 to 7351. [2022-03-03 18:17:14,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:14,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-03-03 18:17:14,360 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-03-03 18:17:14,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:14,360 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-03-03 18:17:14,360 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) [2022-03-03 18:17:14,360 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-03-03 18:17:14,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:14,367 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:14,367 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:14,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable221 [2022-03-03 18:17:14,367 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)] === [2022-03-03 18:17:14,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:14,368 INFO L85 PathProgramCache]: Analyzing trace with hash 973917770, now seen corresponding path program 39 times [2022-03-03 18:17:14,368 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:14,368 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200050013] [2022-03-03 18:17:14,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:14,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:14,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:15,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:15,310 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:15,310 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200050013] [2022-03-03 18:17:15,310 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200050013] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:15,310 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:15,310 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:15,310 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815873596] [2022-03-03 18:17:15,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:15,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:15,310 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:15,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:15,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:15,311 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 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) [2022-03-03 18:17:16,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:16,714 INFO L93 Difference]: Finished difference Result 9060 states and 24822 transitions. [2022-03-03 18:17:16,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:17:16,714 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 [2022-03-03 18:17:16,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:16,730 INFO L225 Difference]: With dead ends: 9060 [2022-03-03 18:17:16,730 INFO L226 Difference]: Without dead ends: 9060 [2022-03-03 18:17:16,731 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:17:16,731 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 672 mSDsluCounter, 1092 mSDsCounter, 0 mSdLazyCounter, 812 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 672 SdHoareTripleChecker+Valid, 1316 SdHoareTripleChecker+Invalid, 902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 812 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:16,731 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [672 Valid, 1316 Invalid, 902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 812 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:17:16,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9060 states. [2022-03-03 18:17:16,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9060 to 7393. [2022-03-03 18:17:16,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:16,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-03-03 18:17:16,859 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-03-03 18:17:16,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:16,859 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-03-03 18:17:16,860 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) [2022-03-03 18:17:16,860 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-03-03 18:17:16,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:16,866 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:16,867 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:16,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable222 [2022-03-03 18:17:16,867 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)] === [2022-03-03 18:17:16,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:16,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1684172322, now seen corresponding path program 40 times [2022-03-03 18:17:16,867 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:16,867 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166235676] [2022-03-03 18:17:16,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:16,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:17,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:17,954 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:17,955 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166235676] [2022-03-03 18:17:17,955 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166235676] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:17,955 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:17,955 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:17,955 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530875636] [2022-03-03 18:17:17,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:17,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:17,955 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:17,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:17,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:17,957 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 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) [2022-03-03 18:17:19,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:19,549 INFO L93 Difference]: Finished difference Result 9354 states and 25658 transitions. [2022-03-03 18:17:19,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:19,549 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 [2022-03-03 18:17:19,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:19,564 INFO L225 Difference]: With dead ends: 9354 [2022-03-03 18:17:19,564 INFO L226 Difference]: Without dead ends: 9354 [2022-03-03 18:17:19,564 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:19,564 INFO L933 BasicCegarLoop]: 246 mSDtfsCounter, 657 mSDsluCounter, 1286 mSDsCounter, 0 mSdLazyCounter, 938 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 657 SdHoareTripleChecker+Valid, 1520 SdHoareTripleChecker+Invalid, 1038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 938 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:19,565 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [657 Valid, 1520 Invalid, 1038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 938 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:17:19,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9354 states. [2022-03-03 18:17:19,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9354 to 7372. [2022-03-03 18:17:19,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:19,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-03-03 18:17:19,681 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-03-03 18:17:19,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:19,681 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-03-03 18:17:19,681 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) [2022-03-03 18:17:19,681 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-03-03 18:17:19,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:19,690 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:19,690 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:19,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable223 [2022-03-03 18:17:19,690 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)] === [2022-03-03 18:17:19,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:19,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1607533826, now seen corresponding path program 41 times [2022-03-03 18:17:19,691 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:19,691 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747109297] [2022-03-03 18:17:19,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:19,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:19,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:20,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:20,776 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:20,776 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747109297] [2022-03-03 18:17:20,776 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747109297] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:20,776 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:20,776 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:20,776 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873284636] [2022-03-03 18:17:20,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:20,777 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:20,777 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:20,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:20,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:20,777 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 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) [2022-03-03 18:17:22,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:22,402 INFO L93 Difference]: Finished difference Result 9473 states and 25973 transitions. [2022-03-03 18:17:22,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:22,402 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 [2022-03-03 18:17:22,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:22,420 INFO L225 Difference]: With dead ends: 9473 [2022-03-03 18:17:22,420 INFO L226 Difference]: Without dead ends: 9473 [2022-03-03 18:17:22,420 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:22,420 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 621 mSDsluCounter, 1244 mSDsCounter, 0 mSdLazyCounter, 922 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 621 SdHoareTripleChecker+Valid, 1480 SdHoareTripleChecker+Invalid, 1024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 922 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:22,421 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [621 Valid, 1480 Invalid, 1024 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 922 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:17:22,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9473 states. [2022-03-03 18:17:22,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9473 to 7309. [2022-03-03 18:17:22,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7309 states, 7307 states have (on average 2.791022307376488) internal successors, (20394), 7308 states have internal predecessors, (20394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:22,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 20394 transitions. [2022-03-03 18:17:22,561 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 20394 transitions. Word has length 100 [2022-03-03 18:17:22,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:22,561 INFO L470 AbstractCegarLoop]: Abstraction has 7309 states and 20394 transitions. [2022-03-03 18:17:22,561 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) [2022-03-03 18:17:22,561 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 20394 transitions. [2022-03-03 18:17:22,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:22,567 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:22,567 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:22,567 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224 [2022-03-03 18:17:22,568 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)] === [2022-03-03 18:17:22,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:22,568 INFO L85 PathProgramCache]: Analyzing trace with hash -1124171902, now seen corresponding path program 42 times [2022-03-03 18:17:22,568 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:22,568 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458148832] [2022-03-03 18:17:22,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:22,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:22,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:23,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:23,463 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:23,463 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458148832] [2022-03-03 18:17:23,463 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458148832] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:23,463 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:23,463 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:23,463 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471367612] [2022-03-03 18:17:23,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:23,464 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:23,464 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:23,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:23,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:23,464 INFO L87 Difference]: Start difference. First operand 7309 states and 20394 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) [2022-03-03 18:17:24,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:24,690 INFO L93 Difference]: Finished difference Result 9291 states and 25461 transitions. [2022-03-03 18:17:24,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:17:24,690 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 [2022-03-03 18:17:24,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:24,704 INFO L225 Difference]: With dead ends: 9291 [2022-03-03 18:17:24,705 INFO L226 Difference]: Without dead ends: 9291 [2022-03-03 18:17:24,705 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:17:24,705 INFO L933 BasicCegarLoop]: 215 mSDtfsCounter, 571 mSDsluCounter, 1082 mSDsCounter, 0 mSdLazyCounter, 738 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 571 SdHoareTripleChecker+Valid, 1286 SdHoareTripleChecker+Invalid, 829 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 738 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:24,705 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [571 Valid, 1286 Invalid, 829 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 738 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:17:24,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9291 states. [2022-03-03 18:17:24,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9291 to 7330. [2022-03-03 18:17:24,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:24,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-03-03 18:17:24,816 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-03-03 18:17:24,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:24,816 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-03-03 18:17:24,816 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) [2022-03-03 18:17:24,816 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-03-03 18:17:24,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:24,823 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:24,823 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:24,823 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225 [2022-03-03 18:17:24,823 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)] === [2022-03-03 18:17:24,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:24,823 INFO L85 PathProgramCache]: Analyzing trace with hash -1467720056, now seen corresponding path program 43 times [2022-03-03 18:17:24,823 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:24,823 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624187121] [2022-03-03 18:17:24,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:24,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:24,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:25,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:25,669 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:25,669 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624187121] [2022-03-03 18:17:25,669 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624187121] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:25,669 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:25,669 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:25,669 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762176147] [2022-03-03 18:17:25,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:25,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:25,670 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:25,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:25,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:25,670 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 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) [2022-03-03 18:17:27,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:27,076 INFO L93 Difference]: Finished difference Result 9515 states and 26049 transitions. [2022-03-03 18:17:27,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:17:27,077 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 [2022-03-03 18:17:27,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:27,094 INFO L225 Difference]: With dead ends: 9515 [2022-03-03 18:17:27,094 INFO L226 Difference]: Without dead ends: 9515 [2022-03-03 18:17:27,095 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:17:27,095 INFO L933 BasicCegarLoop]: 229 mSDtfsCounter, 689 mSDsluCounter, 1229 mSDsCounter, 0 mSdLazyCounter, 866 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 689 SdHoareTripleChecker+Valid, 1445 SdHoareTripleChecker+Invalid, 953 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:27,095 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [689 Valid, 1445 Invalid, 953 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 866 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:17:27,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9515 states. [2022-03-03 18:17:27,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9515 to 7372. [2022-03-03 18:17:27,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:27,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-03-03 18:17:27,226 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-03-03 18:17:27,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:27,226 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-03-03 18:17:27,226 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) [2022-03-03 18:17:27,226 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-03-03 18:17:27,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:27,233 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:27,233 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:27,233 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable226 [2022-03-03 18:17:27,233 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)] === [2022-03-03 18:17:27,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:27,233 INFO L85 PathProgramCache]: Analyzing trace with hash -854788694, now seen corresponding path program 44 times [2022-03-03 18:17:27,233 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:27,233 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381226864] [2022-03-03 18:17:27,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:27,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:27,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:28,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:28,188 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:28,188 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381226864] [2022-03-03 18:17:28,188 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381226864] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:28,188 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:28,188 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:28,188 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100733270] [2022-03-03 18:17:28,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:28,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:28,188 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:28,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:28,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:28,189 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 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) [2022-03-03 18:17:29,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:29,483 INFO L93 Difference]: Finished difference Result 9438 states and 25836 transitions. [2022-03-03 18:17:29,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:17:29,484 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 [2022-03-03 18:17:29,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:29,500 INFO L225 Difference]: With dead ends: 9438 [2022-03-03 18:17:29,500 INFO L226 Difference]: Without dead ends: 9438 [2022-03-03 18:17:29,500 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:17:29,501 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 793 mSDsluCounter, 1023 mSDsCounter, 0 mSdLazyCounter, 762 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 793 SdHoareTripleChecker+Valid, 1250 SdHoareTripleChecker+Invalid, 862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:29,501 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [793 Valid, 1250 Invalid, 862 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 762 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:17:29,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9438 states. [2022-03-03 18:17:29,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9438 to 7393. [2022-03-03 18:17:29,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:29,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-03-03 18:17:29,618 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-03-03 18:17:29,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:29,618 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-03-03 18:17:29,618 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) [2022-03-03 18:17:29,618 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-03-03 18:17:29,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:29,625 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:29,625 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:29,625 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227 [2022-03-03 18:17:29,625 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)] === [2022-03-03 18:17:29,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:29,626 INFO L85 PathProgramCache]: Analyzing trace with hash 782088510, now seen corresponding path program 45 times [2022-03-03 18:17:29,626 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:29,626 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570429878] [2022-03-03 18:17:29,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:29,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:29,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:30,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:30,747 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:30,747 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570429878] [2022-03-03 18:17:30,747 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570429878] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:30,747 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:30,747 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:30,747 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292101376] [2022-03-03 18:17:30,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:30,747 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:30,747 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:30,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:30,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:30,748 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 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) [2022-03-03 18:17:32,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:32,207 INFO L93 Difference]: Finished difference Result 9396 states and 25739 transitions. [2022-03-03 18:17:32,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:32,207 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 [2022-03-03 18:17:32,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:32,222 INFO L225 Difference]: With dead ends: 9396 [2022-03-03 18:17:32,223 INFO L226 Difference]: Without dead ends: 9396 [2022-03-03 18:17:32,223 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:32,223 INFO L933 BasicCegarLoop]: 249 mSDtfsCounter, 595 mSDsluCounter, 1161 mSDsCounter, 0 mSdLazyCounter, 814 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 595 SdHoareTripleChecker+Valid, 1400 SdHoareTripleChecker+Invalid, 917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:32,223 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [595 Valid, 1400 Invalid, 917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 814 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:17:32,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9396 states. [2022-03-03 18:17:32,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9396 to 7288. [2022-03-03 18:17:32,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:32,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-03 18:17:32,336 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-03 18:17:32,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:32,337 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-03 18:17:32,337 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) [2022-03-03 18:17:32,337 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-03 18:17:32,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:32,343 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:32,343 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:32,343 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable228 [2022-03-03 18:17:32,343 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)] === [2022-03-03 18:17:32,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:32,344 INFO L85 PathProgramCache]: Analyzing trace with hash -839556030, now seen corresponding path program 36 times [2022-03-03 18:17:32,344 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:32,344 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161700259] [2022-03-03 18:17:32,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:32,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:33,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:33,125 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:33,125 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161700259] [2022-03-03 18:17:33,125 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161700259] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:33,125 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:33,125 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:33,125 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134120821] [2022-03-03 18:17:33,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:33,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:33,125 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:33,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:33,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:33,126 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 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) [2022-03-03 18:17:34,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:34,226 INFO L93 Difference]: Finished difference Result 8957 states and 24475 transitions. [2022-03-03 18:17:34,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:17:34,227 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 [2022-03-03 18:17:34,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:34,242 INFO L225 Difference]: With dead ends: 8957 [2022-03-03 18:17:34,242 INFO L226 Difference]: Without dead ends: 8957 [2022-03-03 18:17:34,242 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:17:34,242 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 674 mSDsluCounter, 814 mSDsCounter, 0 mSdLazyCounter, 609 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 674 SdHoareTripleChecker+Valid, 1036 SdHoareTripleChecker+Invalid, 702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 609 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:34,242 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [674 Valid, 1036 Invalid, 702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 609 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:17:34,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8957 states. [2022-03-03 18:17:34,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8957 to 7393. [2022-03-03 18:17:34,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:34,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-03-03 18:17:34,363 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-03-03 18:17:34,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:34,363 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-03-03 18:17:34,364 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) [2022-03-03 18:17:34,364 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-03-03 18:17:34,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:34,370 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:34,370 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:34,370 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable229 [2022-03-03 18:17:34,370 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)] === [2022-03-03 18:17:34,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:34,371 INFO L85 PathProgramCache]: Analyzing trace with hash 944632620, now seen corresponding path program 37 times [2022-03-03 18:17:34,371 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:34,371 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503287450] [2022-03-03 18:17:34,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:34,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:34,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:35,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:35,195 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:35,195 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503287450] [2022-03-03 18:17:35,195 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503287450] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:35,195 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:35,196 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:35,196 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587786714] [2022-03-03 18:17:35,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:35,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:35,196 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:35,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:35,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:35,196 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 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) [2022-03-03 18:17:36,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:36,499 INFO L93 Difference]: Finished difference Result 9344 states and 25530 transitions. [2022-03-03 18:17:36,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:17:36,499 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 [2022-03-03 18:17:36,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:36,516 INFO L225 Difference]: With dead ends: 9344 [2022-03-03 18:17:36,516 INFO L226 Difference]: Without dead ends: 9344 [2022-03-03 18:17:36,517 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:17:36,517 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 600 mSDsluCounter, 1095 mSDsCounter, 0 mSdLazyCounter, 781 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 1321 SdHoareTripleChecker+Invalid, 877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:36,517 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [600 Valid, 1321 Invalid, 877 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 781 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:17:36,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9344 states. [2022-03-03 18:17:36,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9344 to 7414. [2022-03-03 18:17:36,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7414 states, 7412 states have (on average 2.7933081489476526) internal successors, (20704), 7413 states have internal predecessors, (20704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:36,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7414 states to 7414 states and 20704 transitions. [2022-03-03 18:17:36,638 INFO L78 Accepts]: Start accepts. Automaton has 7414 states and 20704 transitions. Word has length 100 [2022-03-03 18:17:36,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:36,638 INFO L470 AbstractCegarLoop]: Abstraction has 7414 states and 20704 transitions. [2022-03-03 18:17:36,638 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) [2022-03-03 18:17:36,638 INFO L276 IsEmpty]: Start isEmpty. Operand 7414 states and 20704 transitions. [2022-03-03 18:17:36,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:36,645 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:36,645 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:36,645 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230 [2022-03-03 18:17:36,646 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)] === [2022-03-03 18:17:36,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:36,646 INFO L85 PathProgramCache]: Analyzing trace with hash -913452896, now seen corresponding path program 38 times [2022-03-03 18:17:36,646 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:36,646 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659075621] [2022-03-03 18:17:36,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:36,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:36,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:37,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:37,940 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:37,940 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659075621] [2022-03-03 18:17:37,940 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659075621] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:37,940 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:37,940 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:37,940 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046811292] [2022-03-03 18:17:37,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:37,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:37,940 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:37,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:37,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:37,941 INFO L87 Difference]: Start difference. First operand 7414 states and 20704 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) [2022-03-03 18:17:39,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:39,553 INFO L93 Difference]: Finished difference Result 9272 states and 25373 transitions. [2022-03-03 18:17:39,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:39,553 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 [2022-03-03 18:17:39,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:39,571 INFO L225 Difference]: With dead ends: 9272 [2022-03-03 18:17:39,571 INFO L226 Difference]: Without dead ends: 9272 [2022-03-03 18:17:39,571 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:39,572 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 615 mSDsluCounter, 1232 mSDsCounter, 0 mSdLazyCounter, 941 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 615 SdHoareTripleChecker+Valid, 1469 SdHoareTripleChecker+Invalid, 1035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 941 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:39,572 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [615 Valid, 1469 Invalid, 1035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 941 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:17:39,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9272 states. [2022-03-03 18:17:39,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9272 to 7351. [2022-03-03 18:17:39,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:39,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-03-03 18:17:39,762 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-03-03 18:17:39,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:39,762 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-03-03 18:17:39,762 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) [2022-03-03 18:17:39,762 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-03-03 18:17:39,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:39,770 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:39,770 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:39,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable231 [2022-03-03 18:17:39,770 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)] === [2022-03-03 18:17:39,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:39,773 INFO L85 PathProgramCache]: Analyzing trace with hash -1697381302, now seen corresponding path program 39 times [2022-03-03 18:17:39,773 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:39,773 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346283945] [2022-03-03 18:17:39,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:39,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:39,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:40,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:40,526 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:40,526 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346283945] [2022-03-03 18:17:40,526 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346283945] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:40,526 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:40,526 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:40,526 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687411802] [2022-03-03 18:17:40,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:40,526 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:40,526 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:40,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:40,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:40,527 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 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) [2022-03-03 18:17:41,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:41,967 INFO L93 Difference]: Finished difference Result 9080 states and 24862 transitions. [2022-03-03 18:17:41,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:17:41,968 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 [2022-03-03 18:17:41,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:41,984 INFO L225 Difference]: With dead ends: 9080 [2022-03-03 18:17:41,984 INFO L226 Difference]: Without dead ends: 9080 [2022-03-03 18:17:41,984 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:17:41,984 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 629 mSDsluCounter, 1305 mSDsCounter, 0 mSdLazyCounter, 945 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 629 SdHoareTripleChecker+Valid, 1539 SdHoareTripleChecker+Invalid, 1031 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:41,984 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [629 Valid, 1539 Invalid, 1031 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 945 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:17:41,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9080 states. [2022-03-03 18:17:42,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9080 to 7393. [2022-03-03 18:17:42,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:42,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-03-03 18:17:42,117 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-03-03 18:17:42,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:42,117 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-03-03 18:17:42,118 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) [2022-03-03 18:17:42,118 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-03-03 18:17:42,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:42,125 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:42,126 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:42,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable232 [2022-03-03 18:17:42,126 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)] === [2022-03-03 18:17:42,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:42,126 INFO L85 PathProgramCache]: Analyzing trace with hash 739500478, now seen corresponding path program 40 times [2022-03-03 18:17:42,126 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:42,126 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47883072] [2022-03-03 18:17:42,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:42,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:42,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:43,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:43,231 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:43,231 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47883072] [2022-03-03 18:17:43,231 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47883072] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:43,231 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:43,231 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:43,232 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45331930] [2022-03-03 18:17:43,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:43,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:43,232 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:43,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:43,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:43,232 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 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) [2022-03-03 18:17:44,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:44,781 INFO L93 Difference]: Finished difference Result 9374 states and 25698 transitions. [2022-03-03 18:17:44,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:44,781 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 [2022-03-03 18:17:44,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:44,798 INFO L225 Difference]: With dead ends: 9374 [2022-03-03 18:17:44,798 INFO L226 Difference]: Without dead ends: 9374 [2022-03-03 18:17:44,799 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:44,799 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 600 mSDsluCounter, 1226 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 1472 SdHoareTripleChecker+Invalid, 1000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:44,799 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [600 Valid, 1472 Invalid, 1000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:17:44,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9374 states. [2022-03-03 18:17:44,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9374 to 7372. [2022-03-03 18:17:44,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:44,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-03-03 18:17:44,933 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-03-03 18:17:44,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:44,933 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-03-03 18:17:44,933 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) [2022-03-03 18:17:44,933 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-03-03 18:17:44,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:44,940 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:44,940 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:44,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable233 [2022-03-03 18:17:44,940 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)] === [2022-03-03 18:17:44,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:44,941 INFO L85 PathProgramCache]: Analyzing trace with hash -1233422590, now seen corresponding path program 41 times [2022-03-03 18:17:44,941 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:44,941 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345941418] [2022-03-03 18:17:44,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:44,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:44,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:46,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:46,586 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:46,586 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345941418] [2022-03-03 18:17:46,586 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345941418] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:46,586 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:46,586 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:46,586 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780467501] [2022-03-03 18:17:46,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:46,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:46,587 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:46,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:46,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:46,587 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 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) [2022-03-03 18:17:48,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:48,430 INFO L93 Difference]: Finished difference Result 9463 states and 25953 transitions. [2022-03-03 18:17:48,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:48,431 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 [2022-03-03 18:17:48,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:48,449 INFO L225 Difference]: With dead ends: 9463 [2022-03-03 18:17:48,449 INFO L226 Difference]: Without dead ends: 9463 [2022-03-03 18:17:48,450 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:48,450 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 560 mSDsluCounter, 1551 mSDsCounter, 0 mSdLazyCounter, 1164 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 1789 SdHoareTripleChecker+Invalid, 1251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 1164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:48,450 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [560 Valid, 1789 Invalid, 1251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 1164 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:17:48,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9463 states. [2022-03-03 18:17:48,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9463 to 7309. [2022-03-03 18:17:48,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7309 states, 7307 states have (on average 2.791022307376488) internal successors, (20394), 7308 states have internal predecessors, (20394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:48,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 20394 transitions. [2022-03-03 18:17:48,592 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 20394 transitions. Word has length 100 [2022-03-03 18:17:48,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:48,592 INFO L470 AbstractCegarLoop]: Abstraction has 7309 states and 20394 transitions. [2022-03-03 18:17:48,592 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) [2022-03-03 18:17:48,592 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 20394 transitions. [2022-03-03 18:17:48,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:48,599 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:48,599 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:48,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable234 [2022-03-03 18:17:48,600 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)] === [2022-03-03 18:17:48,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:48,600 INFO L85 PathProgramCache]: Analyzing trace with hash 381284738, now seen corresponding path program 42 times [2022-03-03 18:17:48,600 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:48,600 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183040742] [2022-03-03 18:17:48,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:48,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:49,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:49,422 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:49,422 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183040742] [2022-03-03 18:17:49,422 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183040742] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:49,422 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:49,422 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:49,422 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424478991] [2022-03-03 18:17:49,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:49,422 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:49,422 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:49,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:49,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:49,423 INFO L87 Difference]: Start difference. First operand 7309 states and 20394 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) [2022-03-03 18:17:50,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:50,657 INFO L93 Difference]: Finished difference Result 9341 states and 25561 transitions. [2022-03-03 18:17:50,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:17:50,657 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 [2022-03-03 18:17:50,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:50,674 INFO L225 Difference]: With dead ends: 9341 [2022-03-03 18:17:50,674 INFO L226 Difference]: Without dead ends: 9341 [2022-03-03 18:17:50,674 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:17:50,675 INFO L933 BasicCegarLoop]: 237 mSDtfsCounter, 548 mSDsluCounter, 1194 mSDsCounter, 0 mSdLazyCounter, 799 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 548 SdHoareTripleChecker+Valid, 1408 SdHoareTripleChecker+Invalid, 873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:50,675 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [548 Valid, 1408 Invalid, 873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 799 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:17:50,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9341 states. [2022-03-03 18:17:50,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9341 to 7330. [2022-03-03 18:17:50,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:50,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-03-03 18:17:50,821 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-03-03 18:17:50,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:50,821 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-03-03 18:17:50,821 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) [2022-03-03 18:17:50,821 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-03-03 18:17:50,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:50,830 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:50,830 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:50,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable235 [2022-03-03 18:17:50,830 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)] === [2022-03-03 18:17:50,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:50,830 INFO L85 PathProgramCache]: Analyzing trace with hash 200534696, now seen corresponding path program 43 times [2022-03-03 18:17:50,831 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:50,831 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689059916] [2022-03-03 18:17:50,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:50,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:50,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:51,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:51,869 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:51,869 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689059916] [2022-03-03 18:17:51,869 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689059916] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:51,869 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:51,869 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:51,869 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666082621] [2022-03-03 18:17:51,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:51,869 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:51,869 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:51,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:51,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:51,870 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 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) [2022-03-03 18:17:53,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:53,262 INFO L93 Difference]: Finished difference Result 9605 states and 26229 transitions. [2022-03-03 18:17:53,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:17:53,262 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 [2022-03-03 18:17:53,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:53,281 INFO L225 Difference]: With dead ends: 9605 [2022-03-03 18:17:53,281 INFO L226 Difference]: Without dead ends: 9605 [2022-03-03 18:17:53,281 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:17:53,282 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 643 mSDsluCounter, 1214 mSDsCounter, 0 mSdLazyCounter, 858 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 643 SdHoareTripleChecker+Valid, 1442 SdHoareTripleChecker+Invalid, 952 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 858 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:53,282 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [643 Valid, 1442 Invalid, 952 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 858 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:17:53,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9605 states. [2022-03-03 18:17:53,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9605 to 7372. [2022-03-03 18:17:53,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:53,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-03-03 18:17:53,436 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-03-03 18:17:53,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:53,436 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-03-03 18:17:53,436 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) [2022-03-03 18:17:53,437 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-03-03 18:17:53,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:53,444 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:53,444 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:53,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable236 [2022-03-03 18:17:53,445 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)] === [2022-03-03 18:17:53,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:53,445 INFO L85 PathProgramCache]: Analyzing trace with hash -150944310, now seen corresponding path program 44 times [2022-03-03 18:17:53,445 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:53,445 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307929992] [2022-03-03 18:17:53,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:53,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:54,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:54,473 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:54,473 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307929992] [2022-03-03 18:17:54,473 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307929992] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:54,473 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:54,474 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:54,474 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154667607] [2022-03-03 18:17:54,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:54,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:54,474 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:54,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:54,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:54,474 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 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) [2022-03-03 18:17:55,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:55,882 INFO L93 Difference]: Finished difference Result 9518 states and 25996 transitions. [2022-03-03 18:17:55,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:17:55,882 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 [2022-03-03 18:17:55,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:55,898 INFO L225 Difference]: With dead ends: 9518 [2022-03-03 18:17:55,898 INFO L226 Difference]: Without dead ends: 9518 [2022-03-03 18:17:55,899 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:17:55,899 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 594 mSDsluCounter, 1194 mSDsCounter, 0 mSdLazyCounter, 873 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 1428 SdHoareTripleChecker+Invalid, 960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:55,899 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [594 Valid, 1428 Invalid, 960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 873 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:17:55,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9518 states. [2022-03-03 18:17:56,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9518 to 7393. [2022-03-03 18:17:56,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:56,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-03-03 18:17:56,026 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-03-03 18:17:56,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:56,026 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-03-03 18:17:56,026 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) [2022-03-03 18:17:56,027 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-03-03 18:17:56,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:56,033 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:56,033 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:56,033 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable237 [2022-03-03 18:17:56,034 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)] === [2022-03-03 18:17:56,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:56,034 INFO L85 PathProgramCache]: Analyzing trace with hash -2009029826, now seen corresponding path program 45 times [2022-03-03 18:17:56,034 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:56,034 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395009280] [2022-03-03 18:17:56,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:56,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:57,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:57,022 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:57,022 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395009280] [2022-03-03 18:17:57,022 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395009280] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:57,022 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:57,022 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:57,022 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150625640] [2022-03-03 18:17:57,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:57,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:57,023 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:57,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:57,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:57,023 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 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) [2022-03-03 18:17:58,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:58,612 INFO L93 Difference]: Finished difference Result 9446 states and 25839 transitions. [2022-03-03 18:17:58,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:58,612 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 [2022-03-03 18:17:58,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:58,628 INFO L225 Difference]: With dead ends: 9446 [2022-03-03 18:17:58,629 INFO L226 Difference]: Without dead ends: 9446 [2022-03-03 18:17:58,629 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:58,629 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 625 mSDsluCounter, 1220 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 625 SdHoareTripleChecker+Valid, 1471 SdHoareTripleChecker+Invalid, 1002 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:58,629 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [625 Valid, 1471 Invalid, 1002 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 905 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:17:58,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9446 states. [2022-03-03 18:17:58,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9446 to 7288. [2022-03-03 18:17:58,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:58,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-03 18:17:58,777 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-03 18:17:58,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:58,777 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-03 18:17:58,777 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) [2022-03-03 18:17:58,777 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-03 18:17:58,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:58,785 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:58,785 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:58,785 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable238 [2022-03-03 18:17:58,785 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)] === [2022-03-03 18:17:58,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:58,786 INFO L85 PathProgramCache]: Analyzing trace with hash 2090709962, now seen corresponding path program 46 times [2022-03-03 18:17:58,786 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:58,786 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422017598] [2022-03-03 18:17:58,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:58,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:58,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:59,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:59,693 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:59,693 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422017598] [2022-03-03 18:17:59,693 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422017598] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:59,693 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:59,693 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:59,693 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822054126] [2022-03-03 18:17:59,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:59,693 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:59,693 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:59,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:59,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:59,694 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 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) [2022-03-03 18:18:00,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:00,875 INFO L93 Difference]: Finished difference Result 8241 states and 22447 transitions. [2022-03-03 18:18:00,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-03 18:18:00,875 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 [2022-03-03 18:18:00,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:00,889 INFO L225 Difference]: With dead ends: 8241 [2022-03-03 18:18:00,889 INFO L226 Difference]: Without dead ends: 8241 [2022-03-03 18:18:00,890 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:18:00,890 INFO L933 BasicCegarLoop]: 215 mSDtfsCounter, 658 mSDsluCounter, 986 mSDsCounter, 0 mSdLazyCounter, 694 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 658 SdHoareTripleChecker+Valid, 1191 SdHoareTripleChecker+Invalid, 767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 694 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:00,890 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [658 Valid, 1191 Invalid, 767 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 694 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:18:00,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8241 states. [2022-03-03 18:18:00,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8241 to 7288. [2022-03-03 18:18:00,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:01,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-03 18:18:01,008 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-03 18:18:01,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:01,009 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-03 18:18:01,009 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) [2022-03-03 18:18:01,009 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-03 18:18:01,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:01,015 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:01,016 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:01,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable239 [2022-03-03 18:18:01,016 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)] === [2022-03-03 18:18:01,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:01,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1014229450, now seen corresponding path program 46 times [2022-03-03 18:18:01,016 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:01,016 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978666688] [2022-03-03 18:18:01,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:01,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:01,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:01,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:01,873 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:01,873 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978666688] [2022-03-03 18:18:01,873 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978666688] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:01,873 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:01,873 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:01,874 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636273824] [2022-03-03 18:18:01,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:01,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:01,874 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:01,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:01,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:01,874 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 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) [2022-03-03 18:18:02,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:02,809 INFO L93 Difference]: Finished difference Result 8231 states and 22427 transitions. [2022-03-03 18:18:02,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-03 18:18:02,810 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 [2022-03-03 18:18:02,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:02,823 INFO L225 Difference]: With dead ends: 8231 [2022-03-03 18:18:02,823 INFO L226 Difference]: Without dead ends: 8231 [2022-03-03 18:18:02,824 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:18:02,824 INFO L933 BasicCegarLoop]: 237 mSDtfsCounter, 608 mSDsluCounter, 680 mSDsCounter, 0 mSdLazyCounter, 491 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 608 SdHoareTripleChecker+Valid, 901 SdHoareTripleChecker+Invalid, 573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:02,824 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [608 Valid, 901 Invalid, 573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 491 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-03 18:18:02,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8231 states. [2022-03-03 18:18:02,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8231 to 7288. [2022-03-03 18:18:02,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:02,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-03 18:18:02,942 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-03 18:18:02,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:02,942 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-03 18:18:02,942 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) [2022-03-03 18:18:02,942 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-03 18:18:02,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:02,949 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:02,949 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:02,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240 [2022-03-03 18:18:02,949 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)] === [2022-03-03 18:18:02,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:02,950 INFO L85 PathProgramCache]: Analyzing trace with hash -1895382298, now seen corresponding path program 47 times [2022-03-03 18:18:02,950 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:02,950 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377479417] [2022-03-03 18:18:02,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:02,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:02,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:03,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:03,809 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:03,809 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377479417] [2022-03-03 18:18:03,810 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377479417] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:03,810 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:03,810 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:03,810 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446031028] [2022-03-03 18:18:03,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:03,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:03,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:03,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:03,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:03,811 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 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) [2022-03-03 18:18:05,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:05,109 INFO L93 Difference]: Finished difference Result 8829 states and 24081 transitions. [2022-03-03 18:18:05,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:18:05,109 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 [2022-03-03 18:18:05,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:05,124 INFO L225 Difference]: With dead ends: 8829 [2022-03-03 18:18:05,124 INFO L226 Difference]: Without dead ends: 8829 [2022-03-03 18:18:05,124 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:18:05,125 INFO L933 BasicCegarLoop]: 230 mSDtfsCounter, 594 mSDsluCounter, 1168 mSDsCounter, 0 mSdLazyCounter, 774 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 1388 SdHoareTripleChecker+Invalid, 860 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:05,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [594 Valid, 1388 Invalid, 860 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 774 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:18:05,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8829 states. [2022-03-03 18:18:05,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8829 to 7309. [2022-03-03 18:18:05,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7309 states, 7307 states have (on average 2.791022307376488) internal successors, (20394), 7308 states have internal predecessors, (20394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:05,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 20394 transitions. [2022-03-03 18:18:05,259 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 20394 transitions. Word has length 100 [2022-03-03 18:18:05,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:05,260 INFO L470 AbstractCegarLoop]: Abstraction has 7309 states and 20394 transitions. [2022-03-03 18:18:05,260 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) [2022-03-03 18:18:05,260 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 20394 transitions. [2022-03-03 18:18:05,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:05,267 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:05,267 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:05,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241 [2022-03-03 18:18:05,267 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)] === [2022-03-03 18:18:05,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:05,267 INFO L85 PathProgramCache]: Analyzing trace with hash 2056036844, now seen corresponding path program 48 times [2022-03-03 18:18:05,267 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:05,268 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996135770] [2022-03-03 18:18:05,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:05,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:05,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:06,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:06,354 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:06,354 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996135770] [2022-03-03 18:18:06,354 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996135770] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:06,354 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:06,354 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:06,355 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162943691] [2022-03-03 18:18:06,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:06,355 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:06,355 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:06,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:06,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:06,355 INFO L87 Difference]: Start difference. First operand 7309 states and 20394 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) [2022-03-03 18:18:07,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:07,493 INFO L93 Difference]: Finished difference Result 8738 states and 23841 transitions. [2022-03-03 18:18:07,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:18:07,494 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 [2022-03-03 18:18:07,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:07,509 INFO L225 Difference]: With dead ends: 8738 [2022-03-03 18:18:07,509 INFO L226 Difference]: Without dead ends: 8738 [2022-03-03 18:18:07,510 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:18:07,510 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 620 mSDsluCounter, 888 mSDsCounter, 0 mSdLazyCounter, 576 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 620 SdHoareTripleChecker+Valid, 1119 SdHoareTripleChecker+Invalid, 664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:07,510 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [620 Valid, 1119 Invalid, 664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 576 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:18:07,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8738 states. [2022-03-03 18:18:07,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8738 to 7351. [2022-03-03 18:18:07,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:07,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-03-03 18:18:07,632 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-03-03 18:18:07,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:07,632 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-03-03 18:18:07,632 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) [2022-03-03 18:18:07,632 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-03-03 18:18:07,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:07,639 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:07,639 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:07,639 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable242 [2022-03-03 18:18:07,639 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)] === [2022-03-03 18:18:07,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:07,639 INFO L85 PathProgramCache]: Analyzing trace with hash -1625999090, now seen corresponding path program 49 times [2022-03-03 18:18:07,639 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:07,639 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564605248] [2022-03-03 18:18:07,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:07,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:07,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:08,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:08,686 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:08,686 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564605248] [2022-03-03 18:18:08,686 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564605248] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:08,686 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:08,686 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:08,686 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737363812] [2022-03-03 18:18:08,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:08,687 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:08,687 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:08,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:08,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:08,687 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 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) [2022-03-03 18:18:10,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:10,049 INFO L93 Difference]: Finished difference Result 8661 states and 23628 transitions. [2022-03-03 18:18:10,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:18:10,049 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 [2022-03-03 18:18:10,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:10,065 INFO L225 Difference]: With dead ends: 8661 [2022-03-03 18:18:10,065 INFO L226 Difference]: Without dead ends: 8661 [2022-03-03 18:18:10,065 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:18:10,066 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 585 mSDsluCounter, 1245 mSDsCounter, 0 mSdLazyCounter, 817 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 585 SdHoareTripleChecker+Valid, 1482 SdHoareTripleChecker+Invalid, 906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:10,066 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [585 Valid, 1482 Invalid, 906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 817 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:18:10,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8661 states. [2022-03-03 18:18:10,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8661 to 7372. [2022-03-03 18:18:10,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:10,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-03-03 18:18:10,199 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-03-03 18:18:10,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:10,200 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-03-03 18:18:10,200 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) [2022-03-03 18:18:10,200 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-03-03 18:18:10,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:10,207 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:10,207 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:10,207 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable243 [2022-03-03 18:18:10,207 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)] === [2022-03-03 18:18:10,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:10,207 INFO L85 PathProgramCache]: Analyzing trace with hash 10878114, now seen corresponding path program 50 times [2022-03-03 18:18:10,207 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:10,207 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139386100] [2022-03-03 18:18:10,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:10,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:10,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:11,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:11,219 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:11,219 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139386100] [2022-03-03 18:18:11,219 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139386100] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:11,220 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:11,220 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:11,220 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603030562] [2022-03-03 18:18:11,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:11,220 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:11,220 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:11,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:11,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:11,220 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 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) [2022-03-03 18:18:12,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:12,956 INFO L93 Difference]: Finished difference Result 8619 states and 23531 transitions. [2022-03-03 18:18:12,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:12,956 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 [2022-03-03 18:18:12,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:12,971 INFO L225 Difference]: With dead ends: 8619 [2022-03-03 18:18:12,971 INFO L226 Difference]: Without dead ends: 8619 [2022-03-03 18:18:12,972 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:12,972 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 664 mSDsluCounter, 1419 mSDsCounter, 0 mSdLazyCounter, 1035 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 664 SdHoareTripleChecker+Valid, 1665 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 1035 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:12,972 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [664 Valid, 1665 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1035 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:18:12,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8619 states. [2022-03-03 18:18:13,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8619 to 7288. [2022-03-03 18:18:13,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:13,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-03 18:18:13,102 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-03 18:18:13,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:13,102 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-03 18:18:13,102 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) [2022-03-03 18:18:13,102 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-03 18:18:13,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:13,109 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:13,109 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:13,109 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable244 [2022-03-03 18:18:13,110 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)] === [2022-03-03 18:18:13,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:13,110 INFO L85 PathProgramCache]: Analyzing trace with hash 2074878662, now seen corresponding path program 47 times [2022-03-03 18:18:13,110 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:13,110 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88461657] [2022-03-03 18:18:13,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:13,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:13,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:13,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:13,946 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:13,946 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88461657] [2022-03-03 18:18:13,946 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88461657] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:13,946 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:13,946 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:13,946 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433779357] [2022-03-03 18:18:13,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:13,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:13,946 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:13,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:13,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:13,947 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 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) [2022-03-03 18:18:15,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:15,165 INFO L93 Difference]: Finished difference Result 8879 states and 24181 transitions. [2022-03-03 18:18:15,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:18:15,165 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 [2022-03-03 18:18:15,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:15,180 INFO L225 Difference]: With dead ends: 8879 [2022-03-03 18:18:15,181 INFO L226 Difference]: Without dead ends: 8879 [2022-03-03 18:18:15,181 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:18:15,181 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 632 mSDsluCounter, 1065 mSDsCounter, 0 mSdLazyCounter, 727 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 632 SdHoareTripleChecker+Valid, 1296 SdHoareTripleChecker+Invalid, 808 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:15,181 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [632 Valid, 1296 Invalid, 808 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 727 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:18:15,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8879 states. [2022-03-03 18:18:15,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8879 to 7309. [2022-03-03 18:18:15,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7309 states, 7307 states have (on average 2.791022307376488) internal successors, (20394), 7308 states have internal predecessors, (20394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:15,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 20394 transitions. [2022-03-03 18:18:15,302 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 20394 transitions. Word has length 100 [2022-03-03 18:18:15,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:15,302 INFO L470 AbstractCegarLoop]: Abstraction has 7309 states and 20394 transitions. [2022-03-03 18:18:15,302 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) [2022-03-03 18:18:15,302 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 20394 transitions. [2022-03-03 18:18:15,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:15,309 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:15,309 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:15,309 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable245 [2022-03-03 18:18:15,309 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)] === [2022-03-03 18:18:15,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:15,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1894128620, now seen corresponding path program 48 times [2022-03-03 18:18:15,310 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:15,310 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911691338] [2022-03-03 18:18:15,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:15,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:15,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:16,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:16,135 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:16,135 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911691338] [2022-03-03 18:18:16,135 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911691338] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:16,135 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:16,135 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:16,135 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056773435] [2022-03-03 18:18:16,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:16,135 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:16,135 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:16,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:16,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:16,136 INFO L87 Difference]: Start difference. First operand 7309 states and 20394 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) [2022-03-03 18:18:17,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:17,680 INFO L93 Difference]: Finished difference Result 8768 states and 23901 transitions. [2022-03-03 18:18:17,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:18:17,681 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 [2022-03-03 18:18:17,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:17,697 INFO L225 Difference]: With dead ends: 8768 [2022-03-03 18:18:17,697 INFO L226 Difference]: Without dead ends: 8768 [2022-03-03 18:18:17,697 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:18:17,697 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 589 mSDsluCounter, 1505 mSDsCounter, 0 mSdLazyCounter, 993 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 589 SdHoareTripleChecker+Valid, 1741 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 993 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:17,697 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [589 Valid, 1741 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 993 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:18:17,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8768 states. [2022-03-03 18:18:17,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8768 to 7351. [2022-03-03 18:18:17,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:17,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-03-03 18:18:17,828 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-03-03 18:18:17,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:17,829 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-03-03 18:18:17,829 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) [2022-03-03 18:18:17,829 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-03-03 18:18:17,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:17,835 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:17,835 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:17,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable246 [2022-03-03 18:18:17,836 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)] === [2022-03-03 18:18:17,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:17,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1542649614, now seen corresponding path program 49 times [2022-03-03 18:18:17,836 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:17,836 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994316819] [2022-03-03 18:18:17,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:17,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:18,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:18,713 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:18,713 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994316819] [2022-03-03 18:18:18,713 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994316819] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:18,713 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:18,713 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:18,714 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631475416] [2022-03-03 18:18:18,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:18,714 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:18,714 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:18,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:18,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:18,714 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 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) [2022-03-03 18:18:20,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:20,261 INFO L93 Difference]: Finished difference Result 8681 states and 23668 transitions. [2022-03-03 18:18:20,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:18:20,261 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 [2022-03-03 18:18:20,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:20,276 INFO L225 Difference]: With dead ends: 8681 [2022-03-03 18:18:20,276 INFO L226 Difference]: Without dead ends: 8681 [2022-03-03 18:18:20,277 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:18:20,277 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 670 mSDsluCounter, 1253 mSDsCounter, 0 mSdLazyCounter, 925 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 670 SdHoareTripleChecker+Valid, 1503 SdHoareTripleChecker+Invalid, 1011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 925 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:20,277 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [670 Valid, 1503 Invalid, 1011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 925 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:18:20,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8681 states. [2022-03-03 18:18:20,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8681 to 7372. [2022-03-03 18:18:20,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:20,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-03-03 18:18:20,397 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-03-03 18:18:20,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:20,398 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-03-03 18:18:20,398 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) [2022-03-03 18:18:20,398 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-03-03 18:18:20,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:20,404 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:20,405 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:20,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable247 [2022-03-03 18:18:20,405 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)] === [2022-03-03 18:18:20,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:20,405 INFO L85 PathProgramCache]: Analyzing trace with hash -315435902, now seen corresponding path program 50 times [2022-03-03 18:18:20,405 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:20,405 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614307694] [2022-03-03 18:18:20,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:20,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:20,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:21,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:21,827 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:21,827 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614307694] [2022-03-03 18:18:21,827 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614307694] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:21,827 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:21,827 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:21,827 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610747727] [2022-03-03 18:18:21,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:21,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:21,828 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:21,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:21,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:21,828 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 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) [2022-03-03 18:18:23,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:23,499 INFO L93 Difference]: Finished difference Result 8609 states and 23511 transitions. [2022-03-03 18:18:23,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:23,499 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 [2022-03-03 18:18:23,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:23,515 INFO L225 Difference]: With dead ends: 8609 [2022-03-03 18:18:23,515 INFO L226 Difference]: Without dead ends: 8609 [2022-03-03 18:18:23,515 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:23,515 INFO L933 BasicCegarLoop]: 281 mSDtfsCounter, 633 mSDsluCounter, 1366 mSDsCounter, 0 mSdLazyCounter, 976 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 633 SdHoareTripleChecker+Valid, 1624 SdHoareTripleChecker+Invalid, 1068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:23,515 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [633 Valid, 1624 Invalid, 1068 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 976 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:18:23,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8609 states. [2022-03-03 18:18:23,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8609 to 7288. [2022-03-03 18:18:23,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:23,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-03 18:18:23,646 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-03 18:18:23,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:23,646 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-03 18:18:23,647 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) [2022-03-03 18:18:23,647 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-03 18:18:23,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:23,653 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:23,654 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:23,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248 [2022-03-03 18:18:23,654 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)] === [2022-03-03 18:18:23,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:23,654 INFO L85 PathProgramCache]: Analyzing trace with hash -254772100, now seen corresponding path program 51 times [2022-03-03 18:18:23,654 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:23,654 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644262120] [2022-03-03 18:18:23,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:23,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:23,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:24,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:24,456 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:24,456 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644262120] [2022-03-03 18:18:24,456 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644262120] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:24,456 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:24,456 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:24,456 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655505805] [2022-03-03 18:18:24,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:24,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:24,456 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:24,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:24,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:24,457 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 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) [2022-03-03 18:18:25,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:25,648 INFO L93 Difference]: Finished difference Result 9389 states and 25693 transitions. [2022-03-03 18:18:25,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:18:25,649 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 [2022-03-03 18:18:25,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:25,664 INFO L225 Difference]: With dead ends: 9389 [2022-03-03 18:18:25,664 INFO L226 Difference]: Without dead ends: 9389 [2022-03-03 18:18:25,664 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:18:25,664 INFO L933 BasicCegarLoop]: 222 mSDtfsCounter, 624 mSDsluCounter, 918 mSDsCounter, 0 mSdLazyCounter, 678 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 624 SdHoareTripleChecker+Valid, 1131 SdHoareTripleChecker+Invalid, 783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 678 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:25,664 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [624 Valid, 1131 Invalid, 783 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 678 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:18:25,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9389 states. [2022-03-03 18:18:25,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9389 to 7372. [2022-03-03 18:18:25,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:25,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-03-03 18:18:25,794 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-03-03 18:18:25,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:25,794 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-03-03 18:18:25,794 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) [2022-03-03 18:18:25,794 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-03-03 18:18:25,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:25,800 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:25,800 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:25,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable249 [2022-03-03 18:18:25,801 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)] === [2022-03-03 18:18:25,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:25,801 INFO L85 PathProgramCache]: Analyzing trace with hash -1795888826, now seen corresponding path program 52 times [2022-03-03 18:18:25,801 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:25,801 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687928371] [2022-03-03 18:18:25,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:25,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:25,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:26,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:26,674 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:26,675 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687928371] [2022-03-03 18:18:26,675 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687928371] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:26,675 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:26,675 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:26,675 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217715650] [2022-03-03 18:18:26,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:26,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:26,675 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:26,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:26,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:26,676 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 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) [2022-03-03 18:18:27,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:27,993 INFO L93 Difference]: Finished difference Result 9746 states and 26688 transitions. [2022-03-03 18:18:27,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:18:27,993 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 [2022-03-03 18:18:27,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:28,008 INFO L225 Difference]: With dead ends: 9746 [2022-03-03 18:18:28,008 INFO L226 Difference]: Without dead ends: 9746 [2022-03-03 18:18:28,009 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:18:28,009 INFO L933 BasicCegarLoop]: 231 mSDtfsCounter, 693 mSDsluCounter, 1074 mSDsCounter, 0 mSdLazyCounter, 763 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 693 SdHoareTripleChecker+Valid, 1294 SdHoareTripleChecker+Invalid, 865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:28,009 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [693 Valid, 1294 Invalid, 865 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 763 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:18:28,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9746 states. [2022-03-03 18:18:28,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9746 to 7393. [2022-03-03 18:18:28,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:28,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-03-03 18:18:28,130 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-03-03 18:18:28,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:28,130 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-03-03 18:18:28,130 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) [2022-03-03 18:18:28,130 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-03-03 18:18:28,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:28,136 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:28,136 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:28,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250 [2022-03-03 18:18:28,137 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)] === [2022-03-03 18:18:28,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:28,137 INFO L85 PathProgramCache]: Analyzing trace with hash -159011622, now seen corresponding path program 53 times [2022-03-03 18:18:28,137 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:28,137 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007454484] [2022-03-03 18:18:28,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:28,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:28,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:29,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:29,378 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:29,378 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007454484] [2022-03-03 18:18:29,378 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007454484] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:29,378 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:29,378 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:29,378 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472694393] [2022-03-03 18:18:29,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:29,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:29,379 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:29,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:29,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:29,379 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 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) [2022-03-03 18:18:30,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:30,894 INFO L93 Difference]: Finished difference Result 9704 states and 26591 transitions. [2022-03-03 18:18:30,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:30,894 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 [2022-03-03 18:18:30,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:30,911 INFO L225 Difference]: With dead ends: 9704 [2022-03-03 18:18:30,912 INFO L226 Difference]: Without dead ends: 9704 [2022-03-03 18:18:30,912 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:30,912 INFO L933 BasicCegarLoop]: 242 mSDtfsCounter, 585 mSDsluCounter, 1243 mSDsCounter, 0 mSdLazyCounter, 906 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 585 SdHoareTripleChecker+Valid, 1473 SdHoareTripleChecker+Invalid, 1005 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:30,912 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [585 Valid, 1473 Invalid, 1005 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 906 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:18:30,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9704 states. [2022-03-03 18:18:31,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9704 to 7330. [2022-03-03 18:18:31,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:31,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-03-03 18:18:31,096 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-03-03 18:18:31,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:31,097 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-03-03 18:18:31,097 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) [2022-03-03 18:18:31,097 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-03-03 18:18:31,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:31,104 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:31,104 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:31,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable251 [2022-03-03 18:18:31,104 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)] === [2022-03-03 18:18:31,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:31,107 INFO L85 PathProgramCache]: Analyzing trace with hash -148187004, now seen corresponding path program 54 times [2022-03-03 18:18:31,107 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:31,107 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446049533] [2022-03-03 18:18:31,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:31,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:31,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:31,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:31,849 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:31,849 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446049533] [2022-03-03 18:18:31,849 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446049533] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:31,849 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:31,849 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:31,849 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016104550] [2022-03-03 18:18:31,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:31,849 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:31,849 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:31,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:31,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:31,850 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 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) [2022-03-03 18:18:33,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:33,239 INFO L93 Difference]: Finished difference Result 9522 states and 26100 transitions. [2022-03-03 18:18:33,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:18:33,239 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 [2022-03-03 18:18:33,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:33,254 INFO L225 Difference]: With dead ends: 9522 [2022-03-03 18:18:33,254 INFO L226 Difference]: Without dead ends: 9522 [2022-03-03 18:18:33,255 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:18:33,255 INFO L933 BasicCegarLoop]: 233 mSDtfsCounter, 687 mSDsluCounter, 1221 mSDsCounter, 0 mSdLazyCounter, 894 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 687 SdHoareTripleChecker+Valid, 1442 SdHoareTripleChecker+Invalid, 996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 894 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:33,255 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [687 Valid, 1442 Invalid, 996 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 894 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:18:33,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9522 states. [2022-03-03 18:18:33,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9522 to 7372. [2022-03-03 18:18:33,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:33,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-03-03 18:18:33,372 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-03-03 18:18:33,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:33,373 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-03-03 18:18:33,373 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) [2022-03-03 18:18:33,373 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-03-03 18:18:33,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:33,379 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:33,379 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:33,379 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable252 [2022-03-03 18:18:33,379 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)] === [2022-03-03 18:18:33,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:33,380 INFO L85 PathProgramCache]: Analyzing trace with hash 1488690200, now seen corresponding path program 55 times [2022-03-03 18:18:33,380 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:33,380 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460951560] [2022-03-03 18:18:33,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:33,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:33,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:34,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:34,452 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:34,452 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460951560] [2022-03-03 18:18:34,452 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460951560] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:34,452 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:34,452 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:34,452 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006854479] [2022-03-03 18:18:34,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:34,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:34,452 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:34,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:34,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:34,453 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 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) [2022-03-03 18:18:35,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:35,894 INFO L93 Difference]: Finished difference Result 9816 states and 26936 transitions. [2022-03-03 18:18:35,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:35,895 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 [2022-03-03 18:18:35,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:35,911 INFO L225 Difference]: With dead ends: 9816 [2022-03-03 18:18:35,911 INFO L226 Difference]: Without dead ends: 9816 [2022-03-03 18:18:35,911 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:35,911 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 697 mSDsluCounter, 1038 mSDsCounter, 0 mSdLazyCounter, 823 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 697 SdHoareTripleChecker+Valid, 1272 SdHoareTripleChecker+Invalid, 932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 823 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:35,911 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [697 Valid, 1272 Invalid, 932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 823 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:18:35,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9816 states. [2022-03-03 18:18:36,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9816 to 7351. [2022-03-03 18:18:36,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:36,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-03-03 18:18:36,039 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-03-03 18:18:36,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:36,039 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-03-03 18:18:36,039 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) [2022-03-03 18:18:36,039 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-03-03 18:18:36,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:36,046 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:36,046 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:36,046 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253 [2022-03-03 18:18:36,046 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)] === [2022-03-03 18:18:36,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:36,047 INFO L85 PathProgramCache]: Analyzing trace with hash 485429052, now seen corresponding path program 56 times [2022-03-03 18:18:36,047 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:36,047 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804684320] [2022-03-03 18:18:36,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:36,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:36,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:37,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:37,387 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:37,387 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804684320] [2022-03-03 18:18:37,387 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804684320] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:37,387 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:37,387 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:37,387 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853832205] [2022-03-03 18:18:37,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:37,387 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:37,387 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:37,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:37,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:37,388 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 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) [2022-03-03 18:18:39,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:39,251 INFO L93 Difference]: Finished difference Result 9935 states and 27251 transitions. [2022-03-03 18:18:39,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:39,252 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 [2022-03-03 18:18:39,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:39,268 INFO L225 Difference]: With dead ends: 9935 [2022-03-03 18:18:39,268 INFO L226 Difference]: Without dead ends: 9935 [2022-03-03 18:18:39,269 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:39,269 INFO L933 BasicCegarLoop]: 247 mSDtfsCounter, 662 mSDsluCounter, 1501 mSDsCounter, 0 mSdLazyCounter, 1190 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 662 SdHoareTripleChecker+Valid, 1732 SdHoareTripleChecker+Invalid, 1284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:39,269 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [662 Valid, 1732 Invalid, 1284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1190 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:18:39,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9935 states. [2022-03-03 18:18:39,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9935 to 7288. [2022-03-03 18:18:39,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:39,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-03 18:18:39,385 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-03 18:18:39,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:39,385 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-03 18:18:39,386 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) [2022-03-03 18:18:39,386 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-03 18:18:39,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:39,394 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:39,394 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:39,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable254 [2022-03-03 18:18:39,394 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)] === [2022-03-03 18:18:39,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:39,395 INFO L85 PathProgramCache]: Analyzing trace with hash 2048690620, now seen corresponding path program 57 times [2022-03-03 18:18:39,395 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:39,395 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933969573] [2022-03-03 18:18:39,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:39,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:39,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:40,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:40,317 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:40,317 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933969573] [2022-03-03 18:18:40,317 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1933969573] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:40,317 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:40,317 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:40,318 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460256337] [2022-03-03 18:18:40,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:40,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:40,318 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:40,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:40,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:40,319 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 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) [2022-03-03 18:18:41,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:41,566 INFO L93 Difference]: Finished difference Result 9123 states and 24965 transitions. [2022-03-03 18:18:41,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:18:41,567 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 [2022-03-03 18:18:41,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:41,582 INFO L225 Difference]: With dead ends: 9123 [2022-03-03 18:18:41,582 INFO L226 Difference]: Without dead ends: 9123 [2022-03-03 18:18:41,583 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:18:41,583 INFO L933 BasicCegarLoop]: 218 mSDtfsCounter, 603 mSDsluCounter, 1161 mSDsCounter, 0 mSdLazyCounter, 815 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 603 SdHoareTripleChecker+Valid, 1366 SdHoareTripleChecker+Invalid, 898 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 815 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:41,583 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [603 Valid, 1366 Invalid, 898 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 815 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:18:41,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9123 states. [2022-03-03 18:18:41,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9123 to 7267. [2022-03-03 18:18:41,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7267 states, 7265 states have (on average 2.790089470061941) internal successors, (20270), 7266 states have internal predecessors, (20270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:41,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7267 states to 7267 states and 20270 transitions. [2022-03-03 18:18:41,705 INFO L78 Accepts]: Start accepts. Automaton has 7267 states and 20270 transitions. Word has length 100 [2022-03-03 18:18:41,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:41,706 INFO L470 AbstractCegarLoop]: Abstraction has 7267 states and 20270 transitions. [2022-03-03 18:18:41,706 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) [2022-03-03 18:18:41,706 INFO L276 IsEmpty]: Start isEmpty. Operand 7267 states and 20270 transitions. [2022-03-03 18:18:41,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:41,713 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:41,713 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:41,713 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable255 [2022-03-03 18:18:41,713 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)] === [2022-03-03 18:18:41,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:41,713 INFO L85 PathProgramCache]: Analyzing trace with hash 1705142466, now seen corresponding path program 58 times [2022-03-03 18:18:41,713 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:41,714 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118604674] [2022-03-03 18:18:41,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:41,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:41,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:42,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:42,738 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:42,738 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118604674] [2022-03-03 18:18:42,739 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118604674] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:42,739 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:42,739 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:42,739 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404013355] [2022-03-03 18:18:42,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:42,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:42,739 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:42,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:42,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:42,740 INFO L87 Difference]: Start difference. First operand 7267 states and 20270 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) [2022-03-03 18:18:43,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:43,895 INFO L93 Difference]: Finished difference Result 9599 states and 26297 transitions. [2022-03-03 18:18:43,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:18:43,895 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 [2022-03-03 18:18:43,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:43,911 INFO L225 Difference]: With dead ends: 9599 [2022-03-03 18:18:43,912 INFO L226 Difference]: Without dead ends: 9599 [2022-03-03 18:18:43,912 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:18:43,912 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 653 mSDsluCounter, 889 mSDsCounter, 0 mSdLazyCounter, 664 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 653 SdHoareTripleChecker+Valid, 1111 SdHoareTripleChecker+Invalid, 762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 664 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:43,912 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [653 Valid, 1111 Invalid, 762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 664 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:18:43,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9599 states. [2022-03-03 18:18:44,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9599 to 7309. [2022-03-03 18:18:44,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7309 states, 7307 states have (on average 2.791022307376488) internal successors, (20394), 7308 states have internal predecessors, (20394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:44,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 20394 transitions. [2022-03-03 18:18:44,033 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 20394 transitions. Word has length 100 [2022-03-03 18:18:44,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:44,033 INFO L470 AbstractCegarLoop]: Abstraction has 7309 states and 20394 transitions. [2022-03-03 18:18:44,033 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) [2022-03-03 18:18:44,034 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 20394 transitions. [2022-03-03 18:18:44,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:44,040 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:44,040 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:44,040 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable256 [2022-03-03 18:18:44,040 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)] === [2022-03-03 18:18:44,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:44,041 INFO L85 PathProgramCache]: Analyzing trace with hash -1976893468, now seen corresponding path program 59 times [2022-03-03 18:18:44,041 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:44,041 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714159567] [2022-03-03 18:18:44,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:44,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:45,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:45,005 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:45,005 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714159567] [2022-03-03 18:18:45,005 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714159567] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:45,006 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:45,006 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:45,006 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345249549] [2022-03-03 18:18:45,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:45,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:45,006 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:45,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:45,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:45,006 INFO L87 Difference]: Start difference. First operand 7309 states and 20394 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) [2022-03-03 18:18:46,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:46,520 INFO L93 Difference]: Finished difference Result 9522 states and 26084 transitions. [2022-03-03 18:18:46,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:18:46,520 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 [2022-03-03 18:18:46,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:46,536 INFO L225 Difference]: With dead ends: 9522 [2022-03-03 18:18:46,536 INFO L226 Difference]: Without dead ends: 9522 [2022-03-03 18:18:46,536 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:18:46,537 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 564 mSDsluCounter, 1412 mSDsCounter, 0 mSdLazyCounter, 1004 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 564 SdHoareTripleChecker+Valid, 1639 SdHoareTripleChecker+Invalid, 1091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 1004 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:46,537 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [564 Valid, 1639 Invalid, 1091 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 1004 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:18:46,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9522 states. [2022-03-03 18:18:46,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9522 to 7330. [2022-03-03 18:18:46,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:46,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-03-03 18:18:46,660 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-03-03 18:18:46,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:46,660 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-03-03 18:18:46,660 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) [2022-03-03 18:18:46,660 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-03-03 18:18:46,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:46,666 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:46,666 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:46,667 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable257 [2022-03-03 18:18:46,667 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)] === [2022-03-03 18:18:46,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:46,667 INFO L85 PathProgramCache]: Analyzing trace with hash -340016264, now seen corresponding path program 60 times [2022-03-03 18:18:46,667 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:46,667 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411905634] [2022-03-03 18:18:46,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:46,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:46,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:47,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:47,687 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:47,687 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411905634] [2022-03-03 18:18:47,687 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411905634] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:47,687 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:47,687 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:47,688 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084906454] [2022-03-03 18:18:47,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:47,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:47,688 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:47,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:47,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:47,688 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 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) [2022-03-03 18:18:49,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:49,356 INFO L93 Difference]: Finished difference Result 9480 states and 25987 transitions. [2022-03-03 18:18:49,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:49,356 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 [2022-03-03 18:18:49,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:49,373 INFO L225 Difference]: With dead ends: 9480 [2022-03-03 18:18:49,373 INFO L226 Difference]: Without dead ends: 9480 [2022-03-03 18:18:49,373 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:49,373 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 558 mSDsluCounter, 1454 mSDsCounter, 0 mSdLazyCounter, 1041 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 558 SdHoareTripleChecker+Valid, 1692 SdHoareTripleChecker+Invalid, 1124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1041 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:49,373 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [558 Valid, 1692 Invalid, 1124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1041 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:18:49,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9480 states. [2022-03-03 18:18:49,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9480 to 7225. [2022-03-03 18:18:49,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7225 states, 7223 states have (on average 2.7891457843001524) internal successors, (20146), 7224 states have internal predecessors, (20146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:49,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7225 states to 7225 states and 20146 transitions. [2022-03-03 18:18:49,500 INFO L78 Accepts]: Start accepts. Automaton has 7225 states and 20146 transitions. Word has length 100 [2022-03-03 18:18:49,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:49,501 INFO L470 AbstractCegarLoop]: Abstraction has 7225 states and 20146 transitions. [2022-03-03 18:18:49,501 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) [2022-03-03 18:18:49,501 INFO L276 IsEmpty]: Start isEmpty. Operand 7225 states and 20146 transitions. [2022-03-03 18:18:49,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:49,507 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:49,507 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:49,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable258 [2022-03-03 18:18:49,507 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)] === [2022-03-03 18:18:49,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:49,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1641849892, now seen corresponding path program 61 times [2022-03-03 18:18:49,508 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:49,508 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200842620] [2022-03-03 18:18:49,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:49,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:49,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:50,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:50,592 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:50,592 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200842620] [2022-03-03 18:18:50,593 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200842620] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:50,593 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:50,593 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:50,593 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717274071] [2022-03-03 18:18:50,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:50,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:50,593 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:50,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:50,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:50,593 INFO L87 Difference]: Start difference. First operand 7225 states and 20146 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) [2022-03-03 18:18:51,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:51,847 INFO L93 Difference]: Finished difference Result 8612 states and 23485 transitions. [2022-03-03 18:18:51,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:18:51,847 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 [2022-03-03 18:18:51,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:51,862 INFO L225 Difference]: With dead ends: 8612 [2022-03-03 18:18:51,862 INFO L226 Difference]: Without dead ends: 8612 [2022-03-03 18:18:51,863 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:18:51,863 INFO L933 BasicCegarLoop]: 221 mSDtfsCounter, 601 mSDsluCounter, 1031 mSDsCounter, 0 mSdLazyCounter, 764 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 601 SdHoareTripleChecker+Valid, 1242 SdHoareTripleChecker+Invalid, 848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:51,863 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [601 Valid, 1242 Invalid, 848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 764 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:18:51,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8612 states. [2022-03-03 18:18:51,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8612 to 7183. [2022-03-03 18:18:51,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7183 states, 7181 states have (on average 2.788191059740983) internal successors, (20022), 7182 states have internal predecessors, (20022), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:51,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7183 states to 7183 states and 20022 transitions. [2022-03-03 18:18:51,997 INFO L78 Accepts]: Start accepts. Automaton has 7183 states and 20022 transitions. Word has length 100 [2022-03-03 18:18:51,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:51,997 INFO L470 AbstractCegarLoop]: Abstraction has 7183 states and 20022 transitions. [2022-03-03 18:18:51,997 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) [2022-03-03 18:18:51,997 INFO L276 IsEmpty]: Start isEmpty. Operand 7183 states and 20022 transitions. [2022-03-03 18:18:52,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:52,004 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:52,004 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:52,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable259 [2022-03-03 18:18:52,004 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)] === [2022-03-03 18:18:52,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:52,004 INFO L85 PathProgramCache]: Analyzing trace with hash 100733166, now seen corresponding path program 62 times [2022-03-03 18:18:52,005 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:52,005 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624091400] [2022-03-03 18:18:52,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:52,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:52,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:52,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:52,825 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:52,826 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624091400] [2022-03-03 18:18:52,826 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624091400] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:52,826 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:52,826 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:52,826 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918330100] [2022-03-03 18:18:52,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:52,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:52,826 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:52,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:52,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:52,826 INFO L87 Difference]: Start difference. First operand 7183 states and 20022 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) [2022-03-03 18:18:54,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:54,096 INFO L93 Difference]: Finished difference Result 8969 states and 24480 transitions. [2022-03-03 18:18:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:18:54,096 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 [2022-03-03 18:18:54,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:54,111 INFO L225 Difference]: With dead ends: 8969 [2022-03-03 18:18:54,111 INFO L226 Difference]: Without dead ends: 8969 [2022-03-03 18:18:54,111 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:18:54,111 INFO L933 BasicCegarLoop]: 230 mSDtfsCounter, 585 mSDsluCounter, 1054 mSDsCounter, 0 mSdLazyCounter, 772 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 585 SdHoareTripleChecker+Valid, 1273 SdHoareTripleChecker+Invalid, 870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:54,111 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [585 Valid, 1273 Invalid, 870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 772 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:18:54,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8969 states. [2022-03-03 18:18:54,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8969 to 7204. [2022-03-03 18:18:54,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7204 states, 7202 states have (on average 2.788669813940572) internal successors, (20084), 7203 states have internal predecessors, (20084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:54,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7204 states to 7204 states and 20084 transitions. [2022-03-03 18:18:54,228 INFO L78 Accepts]: Start accepts. Automaton has 7204 states and 20084 transitions. Word has length 100 [2022-03-03 18:18:54,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:54,228 INFO L470 AbstractCegarLoop]: Abstraction has 7204 states and 20084 transitions. [2022-03-03 18:18:54,228 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) [2022-03-03 18:18:54,228 INFO L276 IsEmpty]: Start isEmpty. Operand 7204 states and 20084 transitions. [2022-03-03 18:18:54,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:54,234 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:54,234 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:54,234 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260 [2022-03-03 18:18:54,234 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)] === [2022-03-03 18:18:54,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:54,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1737610370, now seen corresponding path program 63 times [2022-03-03 18:18:54,235 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:54,235 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110156264] [2022-03-03 18:18:54,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:54,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:54,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:55,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:55,302 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:55,302 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110156264] [2022-03-03 18:18:55,302 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110156264] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:55,302 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:55,303 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:55,303 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109144586] [2022-03-03 18:18:55,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:55,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:55,303 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:55,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:55,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:55,303 INFO L87 Difference]: Start difference. First operand 7204 states and 20084 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) [2022-03-03 18:18:56,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:56,711 INFO L93 Difference]: Finished difference Result 8927 states and 24383 transitions. [2022-03-03 18:18:56,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:56,711 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 [2022-03-03 18:18:56,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:56,728 INFO L225 Difference]: With dead ends: 8927 [2022-03-03 18:18:56,728 INFO L226 Difference]: Without dead ends: 8927 [2022-03-03 18:18:56,728 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:56,729 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 590 mSDsluCounter, 1053 mSDsCounter, 0 mSdLazyCounter, 793 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 1284 SdHoareTripleChecker+Invalid, 899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 793 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:56,729 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [590 Valid, 1284 Invalid, 899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 793 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:18:56,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8927 states. [2022-03-03 18:18:56,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8927 to 7141. [2022-03-03 18:18:56,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7141 states, 7139 states have (on average 2.7872251015548395) internal successors, (19898), 7140 states have internal predecessors, (19898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:56,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7141 states to 7141 states and 19898 transitions. [2022-03-03 18:18:56,864 INFO L78 Accepts]: Start accepts. Automaton has 7141 states and 19898 transitions. Word has length 100 [2022-03-03 18:18:56,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:56,864 INFO L470 AbstractCegarLoop]: Abstraction has 7141 states and 19898 transitions. [2022-03-03 18:18:56,864 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) [2022-03-03 18:18:56,864 INFO L276 IsEmpty]: Start isEmpty. Operand 7141 states and 19898 transitions. [2022-03-03 18:18:56,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:56,871 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:56,871 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:56,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261 [2022-03-03 18:18:56,871 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)] === [2022-03-03 18:18:56,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:56,872 INFO L85 PathProgramCache]: Analyzing trace with hash 1748434988, now seen corresponding path program 64 times [2022-03-03 18:18:56,872 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:56,872 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350899889] [2022-03-03 18:18:56,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:56,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:56,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:58,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:58,132 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:58,132 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350899889] [2022-03-03 18:18:58,132 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350899889] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:58,132 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:58,132 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:58,132 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164126623] [2022-03-03 18:18:58,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:58,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:58,132 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:58,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:58,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:58,133 INFO L87 Difference]: Start difference. First operand 7141 states and 19898 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) [2022-03-03 18:18:59,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:59,297 INFO L93 Difference]: Finished difference Result 9053 states and 24744 transitions. [2022-03-03 18:18:59,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:18:59,297 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 [2022-03-03 18:18:59,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:59,312 INFO L225 Difference]: With dead ends: 9053 [2022-03-03 18:18:59,312 INFO L226 Difference]: Without dead ends: 9053 [2022-03-03 18:18:59,313 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:18:59,313 INFO L933 BasicCegarLoop]: 230 mSDtfsCounter, 587 mSDsluCounter, 886 mSDsCounter, 0 mSdLazyCounter, 661 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 587 SdHoareTripleChecker+Valid, 1107 SdHoareTripleChecker+Invalid, 759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 661 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:59,313 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [587 Valid, 1107 Invalid, 759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 661 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:18:59,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9053 states. [2022-03-03 18:18:59,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9053 to 7183. [2022-03-03 18:18:59,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7183 states, 7181 states have (on average 2.788191059740983) internal successors, (20022), 7182 states have internal predecessors, (20022), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:59,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7183 states to 7183 states and 20022 transitions. [2022-03-03 18:18:59,440 INFO L78 Accepts]: Start accepts. Automaton has 7183 states and 20022 transitions. Word has length 100 [2022-03-03 18:18:59,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:59,440 INFO L470 AbstractCegarLoop]: Abstraction has 7183 states and 20022 transitions. [2022-03-03 18:18:59,440 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) [2022-03-03 18:18:59,440 INFO L276 IsEmpty]: Start isEmpty. Operand 7183 states and 20022 transitions. [2022-03-03 18:18:59,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:59,447 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:59,447 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:59,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262 [2022-03-03 18:18:59,447 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)] === [2022-03-03 18:18:59,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:59,447 INFO L85 PathProgramCache]: Analyzing trace with hash -909655104, now seen corresponding path program 65 times [2022-03-03 18:18:59,448 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:59,448 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603676131] [2022-03-03 18:18:59,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:59,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:59,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:00,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:00,432 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:00,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603676131] [2022-03-03 18:19:00,432 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603676131] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:00,432 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:00,432 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:00,432 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446763980] [2022-03-03 18:19:00,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:00,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:00,432 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:00,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:00,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:00,433 INFO L87 Difference]: Start difference. First operand 7183 states and 20022 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) [2022-03-03 18:19:01,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:01,848 INFO L93 Difference]: Finished difference Result 9347 states and 25580 transitions. [2022-03-03 18:19:01,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:01,848 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 [2022-03-03 18:19:01,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:01,864 INFO L225 Difference]: With dead ends: 9347 [2022-03-03 18:19:01,864 INFO L226 Difference]: Without dead ends: 9347 [2022-03-03 18:19:01,865 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:01,865 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 696 mSDsluCounter, 1004 mSDsCounter, 0 mSdLazyCounter, 776 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 696 SdHoareTripleChecker+Valid, 1235 SdHoareTripleChecker+Invalid, 889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 776 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:01,865 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [696 Valid, 1235 Invalid, 889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 776 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:19:01,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9347 states. [2022-03-03 18:19:01,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9347 to 7162. [2022-03-03 18:19:01,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7162 states, 7160 states have (on average 2.787709497206704) internal successors, (19960), 7161 states have internal predecessors, (19960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:02,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7162 states to 7162 states and 19960 transitions. [2022-03-03 18:19:02,001 INFO L78 Accepts]: Start accepts. Automaton has 7162 states and 19960 transitions. Word has length 100 [2022-03-03 18:19:02,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:02,001 INFO L470 AbstractCegarLoop]: Abstraction has 7162 states and 19960 transitions. [2022-03-03 18:19:02,001 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) [2022-03-03 18:19:02,001 INFO L276 IsEmpty]: Start isEmpty. Operand 7162 states and 19960 transitions. [2022-03-03 18:19:02,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:02,008 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:02,008 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:02,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable263 [2022-03-03 18:19:02,008 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)] === [2022-03-03 18:19:02,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:02,008 INFO L85 PathProgramCache]: Analyzing trace with hash -1912916252, now seen corresponding path program 66 times [2022-03-03 18:19:02,008 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:02,008 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219714363] [2022-03-03 18:19:02,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:02,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:02,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:03,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:03,422 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:03,422 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219714363] [2022-03-03 18:19:03,422 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219714363] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:03,422 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:03,422 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:03,422 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855215473] [2022-03-03 18:19:03,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:03,423 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:03,423 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:03,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:03,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:03,423 INFO L87 Difference]: Start difference. First operand 7162 states and 19960 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) [2022-03-03 18:19:05,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:05,250 INFO L93 Difference]: Finished difference Result 9242 states and 25281 transitions. [2022-03-03 18:19:05,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:05,251 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 [2022-03-03 18:19:05,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:05,270 INFO L225 Difference]: With dead ends: 9242 [2022-03-03 18:19:05,270 INFO L226 Difference]: Without dead ends: 9242 [2022-03-03 18:19:05,270 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:05,270 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 561 mSDsluCounter, 1444 mSDsCounter, 0 mSdLazyCounter, 1111 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 561 SdHoareTripleChecker+Valid, 1673 SdHoareTripleChecker+Invalid, 1210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:05,270 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [561 Valid, 1673 Invalid, 1210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1111 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:19:05,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9242 states. [2022-03-03 18:19:05,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9242 to 7099. [2022-03-03 18:19:05,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7099 states, 7097 states have (on average 2.7862477103001266) internal successors, (19774), 7098 states have internal predecessors, (19774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:05,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7099 states to 7099 states and 19774 transitions. [2022-03-03 18:19:05,401 INFO L78 Accepts]: Start accepts. Automaton has 7099 states and 19774 transitions. Word has length 100 [2022-03-03 18:19:05,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:05,401 INFO L470 AbstractCegarLoop]: Abstraction has 7099 states and 19774 transitions. [2022-03-03 18:19:05,401 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) [2022-03-03 18:19:05,401 INFO L276 IsEmpty]: Start isEmpty. Operand 7099 states and 19774 transitions. [2022-03-03 18:19:05,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:05,408 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:05,408 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:05,408 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264 [2022-03-03 18:19:05,408 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)] === [2022-03-03 18:19:05,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:05,408 INFO L85 PathProgramCache]: Analyzing trace with hash 1417194254, now seen corresponding path program 67 times [2022-03-03 18:19:05,409 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:05,409 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423347671] [2022-03-03 18:19:05,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:05,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:05,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:06,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:06,699 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:06,700 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423347671] [2022-03-03 18:19:06,700 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423347671] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:06,700 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:06,700 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:06,700 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968158058] [2022-03-03 18:19:06,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:06,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:06,700 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:06,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:06,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:06,701 INFO L87 Difference]: Start difference. First operand 7099 states and 19774 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) [2022-03-03 18:19:07,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:07,984 INFO L93 Difference]: Finished difference Result 8451 states and 23024 transitions. [2022-03-03 18:19:07,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:19:07,984 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 [2022-03-03 18:19:07,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:07,998 INFO L225 Difference]: With dead ends: 8451 [2022-03-03 18:19:07,998 INFO L226 Difference]: Without dead ends: 8451 [2022-03-03 18:19:07,998 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:19:07,999 INFO L933 BasicCegarLoop]: 228 mSDtfsCounter, 668 mSDsluCounter, 996 mSDsCounter, 0 mSdLazyCounter, 754 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 668 SdHoareTripleChecker+Valid, 1214 SdHoareTripleChecker+Invalid, 847 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 754 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:07,999 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [668 Valid, 1214 Invalid, 847 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 754 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:19:08,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8451 states. [2022-03-03 18:19:08,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8451 to 7078. [2022-03-03 18:19:08,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7078 states, 7076 states have (on average 2.7857546636517805) internal successors, (19712), 7077 states have internal predecessors, (19712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:08,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7078 states to 7078 states and 19712 transitions. [2022-03-03 18:19:08,114 INFO L78 Accepts]: Start accepts. Automaton has 7078 states and 19712 transitions. Word has length 100 [2022-03-03 18:19:08,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:08,114 INFO L470 AbstractCegarLoop]: Abstraction has 7078 states and 19712 transitions. [2022-03-03 18:19:08,114 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) [2022-03-03 18:19:08,114 INFO L276 IsEmpty]: Start isEmpty. Operand 7078 states and 19712 transitions. [2022-03-03 18:19:08,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:08,121 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:08,121 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:08,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable265 [2022-03-03 18:19:08,121 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)] === [2022-03-03 18:19:08,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:08,121 INFO L85 PathProgramCache]: Analyzing trace with hash -1240895838, now seen corresponding path program 68 times [2022-03-03 18:19:08,121 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:08,121 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664640172] [2022-03-03 18:19:08,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:08,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:08,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:09,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:09,069 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:09,070 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664640172] [2022-03-03 18:19:09,070 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664640172] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:09,070 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:09,070 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:09,070 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999778247] [2022-03-03 18:19:09,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:09,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:09,070 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:09,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:09,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:09,071 INFO L87 Difference]: Start difference. First operand 7078 states and 19712 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) [2022-03-03 18:19:10,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:10,515 INFO L93 Difference]: Finished difference Result 8745 states and 23860 transitions. [2022-03-03 18:19:10,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:10,515 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 [2022-03-03 18:19:10,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:10,529 INFO L225 Difference]: With dead ends: 8745 [2022-03-03 18:19:10,529 INFO L226 Difference]: Without dead ends: 8745 [2022-03-03 18:19:10,530 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:10,530 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 676 mSDsluCounter, 1108 mSDsCounter, 0 mSdLazyCounter, 876 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 676 SdHoareTripleChecker+Valid, 1335 SdHoareTripleChecker+Invalid, 973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 876 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:10,530 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [676 Valid, 1335 Invalid, 973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 876 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:19:10,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8745 states. [2022-03-03 18:19:10,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8745 to 7057. [2022-03-03 18:19:10,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7057 states, 7055 states have (on average 2.7852586817859675) internal successors, (19650), 7056 states have internal predecessors, (19650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:10,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7057 states to 7057 states and 19650 transitions. [2022-03-03 18:19:10,650 INFO L78 Accepts]: Start accepts. Automaton has 7057 states and 19650 transitions. Word has length 100 [2022-03-03 18:19:10,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:10,651 INFO L470 AbstractCegarLoop]: Abstraction has 7057 states and 19650 transitions. [2022-03-03 18:19:10,651 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) [2022-03-03 18:19:10,651 INFO L276 IsEmpty]: Start isEmpty. Operand 7057 states and 19650 transitions. [2022-03-03 18:19:10,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:10,657 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:10,657 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:10,657 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable266 [2022-03-03 18:19:10,657 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)] === [2022-03-03 18:19:10,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:10,658 INFO L85 PathProgramCache]: Analyzing trace with hash 2050810310, now seen corresponding path program 69 times [2022-03-03 18:19:10,658 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:10,658 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72943571] [2022-03-03 18:19:10,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:10,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:10,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:12,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:12,122 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:12,122 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72943571] [2022-03-03 18:19:12,122 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72943571] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:12,122 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:12,122 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:12,122 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606083962] [2022-03-03 18:19:12,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:12,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:12,123 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:12,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:12,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:12,123 INFO L87 Difference]: Start difference. First operand 7057 states and 19650 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) [2022-03-03 18:19:13,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:13,992 INFO L93 Difference]: Finished difference Result 9039 states and 24696 transitions. [2022-03-03 18:19:13,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:13,992 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 [2022-03-03 18:19:13,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:14,008 INFO L225 Difference]: With dead ends: 9039 [2022-03-03 18:19:14,008 INFO L226 Difference]: Without dead ends: 9039 [2022-03-03 18:19:14,008 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:14,008 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 756 mSDsluCounter, 1468 mSDsCounter, 0 mSdLazyCounter, 1183 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 756 SdHoareTripleChecker+Valid, 1693 SdHoareTripleChecker+Invalid, 1282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:14,008 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [756 Valid, 1693 Invalid, 1282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1183 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:19:14,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9039 states. [2022-03-03 18:19:14,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9039 to 7036. [2022-03-03 18:19:14,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7036 states, 7034 states have (on average 2.7847597384134204) internal successors, (19588), 7035 states have internal predecessors, (19588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:14,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7036 states to 7036 states and 19588 transitions. [2022-03-03 18:19:14,143 INFO L78 Accepts]: Start accepts. Automaton has 7036 states and 19588 transitions. Word has length 100 [2022-03-03 18:19:14,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:14,144 INFO L470 AbstractCegarLoop]: Abstraction has 7036 states and 19588 transitions. [2022-03-03 18:19:14,144 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) [2022-03-03 18:19:14,144 INFO L276 IsEmpty]: Start isEmpty. Operand 7036 states and 19588 transitions. [2022-03-03 18:19:14,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:14,151 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:14,151 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:14,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable267 [2022-03-03 18:19:14,151 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)] === [2022-03-03 18:19:14,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:14,151 INFO L85 PathProgramCache]: Analyzing trace with hash 489759096, now seen corresponding path program 70 times [2022-03-03 18:19:14,151 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:14,151 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166726025] [2022-03-03 18:19:14,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:14,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:14,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:15,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:15,484 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:15,484 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166726025] [2022-03-03 18:19:15,484 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166726025] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:15,484 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:15,484 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:15,484 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639093896] [2022-03-03 18:19:15,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:15,484 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:15,484 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:15,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:15,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:15,485 INFO L87 Difference]: Start difference. First operand 7036 states and 19588 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) [2022-03-03 18:19:17,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:17,109 INFO L93 Difference]: Finished difference Result 8563 states and 23331 transitions. [2022-03-03 18:19:17,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:17,109 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 [2022-03-03 18:19:17,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:17,122 INFO L225 Difference]: With dead ends: 8563 [2022-03-03 18:19:17,122 INFO L226 Difference]: Without dead ends: 8563 [2022-03-03 18:19:17,122 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:17,123 INFO L933 BasicCegarLoop]: 242 mSDtfsCounter, 578 mSDsluCounter, 1225 mSDsCounter, 0 mSdLazyCounter, 959 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 578 SdHoareTripleChecker+Valid, 1455 SdHoareTripleChecker+Invalid, 1053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:17,123 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [578 Valid, 1455 Invalid, 1053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 959 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:19:17,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8563 states. [2022-03-03 18:19:17,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8563 to 6476. [2022-03-03 18:19:17,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6476 states, 6474 states have (on average 2.7747914735866543) internal successors, (17964), 6475 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) [2022-03-03 18:19:17,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6476 states to 6476 states and 17964 transitions. [2022-03-03 18:19:17,225 INFO L78 Accepts]: Start accepts. Automaton has 6476 states and 17964 transitions. Word has length 100 [2022-03-03 18:19:17,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:17,225 INFO L470 AbstractCegarLoop]: Abstraction has 6476 states and 17964 transitions. [2022-03-03 18:19:17,226 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) [2022-03-03 18:19:17,226 INFO L276 IsEmpty]: Start isEmpty. Operand 6476 states and 17964 transitions. [2022-03-03 18:19:17,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:17,231 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:17,231 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:17,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable268 [2022-03-03 18:19:17,231 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)] === [2022-03-03 18:19:17,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:17,232 INFO L85 PathProgramCache]: Analyzing trace with hash -1061183396, now seen corresponding path program 51 times [2022-03-03 18:19:17,232 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:17,232 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821767135] [2022-03-03 18:19:17,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:17,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:17,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:18,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:18,018 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:18,018 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821767135] [2022-03-03 18:19:18,018 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821767135] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:18,018 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:18,018 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:18,018 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441483209] [2022-03-03 18:19:18,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:18,018 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:18,019 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:18,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:18,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:18,019 INFO L87 Difference]: Start difference. First operand 6476 states and 17964 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) [2022-03-03 18:19:19,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:19,230 INFO L93 Difference]: Finished difference Result 8282 states and 22350 transitions. [2022-03-03 18:19:19,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:19:19,231 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 [2022-03-03 18:19:19,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:19,244 INFO L225 Difference]: With dead ends: 8282 [2022-03-03 18:19:19,244 INFO L226 Difference]: Without dead ends: 8282 [2022-03-03 18:19:19,245 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:19:19,245 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 613 mSDsluCounter, 1017 mSDsCounter, 0 mSdLazyCounter, 718 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 613 SdHoareTripleChecker+Valid, 1241 SdHoareTripleChecker+Invalid, 816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 718 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:19,245 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [613 Valid, 1241 Invalid, 816 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 718 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:19:19,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8282 states. [2022-03-03 18:19:19,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8282 to 6532. [2022-03-03 18:19:19,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6532 states, 6530 states have (on average 2.7761102603369068) internal successors, (18128), 6531 states have internal predecessors, (18128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:19,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6532 states to 6532 states and 18128 transitions. [2022-03-03 18:19:19,364 INFO L78 Accepts]: Start accepts. Automaton has 6532 states and 18128 transitions. Word has length 100 [2022-03-03 18:19:19,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:19,365 INFO L470 AbstractCegarLoop]: Abstraction has 6532 states and 18128 transitions. [2022-03-03 18:19:19,365 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) [2022-03-03 18:19:19,365 INFO L276 IsEmpty]: Start isEmpty. Operand 6532 states and 18128 transitions. [2022-03-03 18:19:19,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:19,371 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:19,371 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:19,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable269 [2022-03-03 18:19:19,371 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)] === [2022-03-03 18:19:19,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:19,372 INFO L85 PathProgramCache]: Analyzing trace with hash 723005254, now seen corresponding path program 52 times [2022-03-03 18:19:19,372 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:19,372 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559437464] [2022-03-03 18:19:19,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:19,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:19,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:20,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:20,522 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:20,522 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559437464] [2022-03-03 18:19:20,522 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559437464] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:20,522 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:20,522 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:20,522 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228184172] [2022-03-03 18:19:20,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:20,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:20,522 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:20,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:20,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:20,523 INFO L87 Difference]: Start difference. First operand 6532 states and 18128 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) [2022-03-03 18:19:22,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:22,013 INFO L93 Difference]: Finished difference Result 8592 states and 23174 transitions. [2022-03-03 18:19:22,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:19:22,014 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 [2022-03-03 18:19:22,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:22,027 INFO L225 Difference]: With dead ends: 8592 [2022-03-03 18:19:22,027 INFO L226 Difference]: Without dead ends: 8592 [2022-03-03 18:19:22,027 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:19:22,027 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 634 mSDsluCounter, 1145 mSDsCounter, 0 mSdLazyCounter, 831 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 634 SdHoareTripleChecker+Valid, 1379 SdHoareTripleChecker+Invalid, 939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:22,027 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [634 Valid, 1379 Invalid, 939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 831 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:19:22,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8592 states. [2022-03-03 18:19:22,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8592 to 6546. [2022-03-03 18:19:22,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6546 states, 6544 states have (on average 2.7764364303178484) internal successors, (18169), 6545 states have internal predecessors, (18169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:22,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6546 states to 6546 states and 18169 transitions. [2022-03-03 18:19:22,140 INFO L78 Accepts]: Start accepts. Automaton has 6546 states and 18169 transitions. Word has length 100 [2022-03-03 18:19:22,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:22,141 INFO L470 AbstractCegarLoop]: Abstraction has 6546 states and 18169 transitions. [2022-03-03 18:19:22,141 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) [2022-03-03 18:19:22,141 INFO L276 IsEmpty]: Start isEmpty. Operand 6546 states and 18169 transitions. [2022-03-03 18:19:22,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:22,147 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:22,147 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:22,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable270 [2022-03-03 18:19:22,147 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)] === [2022-03-03 18:19:22,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:22,147 INFO L85 PathProgramCache]: Analyzing trace with hash -1135080262, now seen corresponding path program 53 times [2022-03-03 18:19:22,147 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:22,147 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785197578] [2022-03-03 18:19:22,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:22,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:22,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:23,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:23,126 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:23,126 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785197578] [2022-03-03 18:19:23,126 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [785197578] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:23,126 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:23,126 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:23,126 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365285379] [2022-03-03 18:19:23,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:23,127 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:23,127 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:23,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:23,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:23,127 INFO L87 Difference]: Start difference. First operand 6546 states and 18169 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) [2022-03-03 18:19:24,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:24,747 INFO L93 Difference]: Finished difference Result 8548 states and 23101 transitions. [2022-03-03 18:19:24,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:24,748 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 [2022-03-03 18:19:24,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:24,761 INFO L225 Difference]: With dead ends: 8548 [2022-03-03 18:19:24,762 INFO L226 Difference]: Without dead ends: 8548 [2022-03-03 18:19:24,762 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:24,762 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 634 mSDsluCounter, 1438 mSDsCounter, 0 mSdLazyCounter, 1055 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 634 SdHoareTripleChecker+Valid, 1673 SdHoareTripleChecker+Invalid, 1152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 1055 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:24,762 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [634 Valid, 1673 Invalid, 1152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1055 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:19:24,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8548 states. [2022-03-03 18:19:24,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8548 to 6504. [2022-03-03 18:19:24,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6504 states, 6502 states have (on average 2.77545370655183) internal successors, (18046), 6503 states have internal predecessors, (18046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:24,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6504 states to 6504 states and 18046 transitions. [2022-03-03 18:19:24,870 INFO L78 Accepts]: Start accepts. Automaton has 6504 states and 18046 transitions. Word has length 100 [2022-03-03 18:19:24,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:24,870 INFO L470 AbstractCegarLoop]: Abstraction has 6504 states and 18046 transitions. [2022-03-03 18:19:24,870 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) [2022-03-03 18:19:24,870 INFO L276 IsEmpty]: Start isEmpty. Operand 6504 states and 18046 transitions. [2022-03-03 18:19:24,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:24,876 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:24,876 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:24,876 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable271 [2022-03-03 18:19:24,876 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)] === [2022-03-03 18:19:24,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:24,876 INFO L85 PathProgramCache]: Analyzing trace with hash -1919008668, now seen corresponding path program 54 times [2022-03-03 18:19:24,876 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:24,877 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620338550] [2022-03-03 18:19:24,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:24,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:25,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:25,779 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:25,779 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620338550] [2022-03-03 18:19:25,779 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620338550] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:25,779 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:25,779 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:25,779 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685114377] [2022-03-03 18:19:25,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:25,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:25,779 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:25,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:25,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:25,780 INFO L87 Difference]: Start difference. First operand 6504 states and 18046 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) [2022-03-03 18:19:27,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:27,192 INFO L93 Difference]: Finished difference Result 8356 states and 22590 transitions. [2022-03-03 18:19:27,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:19:27,192 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 [2022-03-03 18:19:27,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:27,206 INFO L225 Difference]: With dead ends: 8356 [2022-03-03 18:19:27,206 INFO L226 Difference]: Without dead ends: 8356 [2022-03-03 18:19:27,207 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:19:27,207 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 685 mSDsluCounter, 1112 mSDsCounter, 0 mSdLazyCounter, 858 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 685 SdHoareTripleChecker+Valid, 1348 SdHoareTripleChecker+Invalid, 967 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 858 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:27,207 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [685 Valid, 1348 Invalid, 967 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 858 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:19:27,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8356 states. [2022-03-03 18:19:27,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8356 to 6532. [2022-03-03 18:19:27,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6532 states, 6530 states have (on average 2.7761102603369068) internal successors, (18128), 6531 states have internal predecessors, (18128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:27,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6532 states to 6532 states and 18128 transitions. [2022-03-03 18:19:27,323 INFO L78 Accepts]: Start accepts. Automaton has 6532 states and 18128 transitions. Word has length 100 [2022-03-03 18:19:27,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:27,323 INFO L470 AbstractCegarLoop]: Abstraction has 6532 states and 18128 transitions. [2022-03-03 18:19:27,323 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) [2022-03-03 18:19:27,323 INFO L276 IsEmpty]: Start isEmpty. Operand 6532 states and 18128 transitions. [2022-03-03 18:19:27,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:27,329 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:27,329 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:27,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272 [2022-03-03 18:19:27,329 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)] === [2022-03-03 18:19:27,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:27,330 INFO L85 PathProgramCache]: Analyzing trace with hash 517873112, now seen corresponding path program 55 times [2022-03-03 18:19:27,330 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:27,330 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792984006] [2022-03-03 18:19:27,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:27,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:28,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:28,724 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:28,724 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792984006] [2022-03-03 18:19:28,724 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792984006] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:28,724 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:28,724 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:28,724 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898312314] [2022-03-03 18:19:28,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:28,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:28,725 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:28,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:28,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:28,725 INFO L87 Difference]: Start difference. First operand 6532 states and 18128 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) [2022-03-03 18:19:30,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:30,571 INFO L93 Difference]: Finished difference Result 8608 states and 23300 transitions. [2022-03-03 18:19:30,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:30,571 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 [2022-03-03 18:19:30,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:30,586 INFO L225 Difference]: With dead ends: 8608 [2022-03-03 18:19:30,586 INFO L226 Difference]: Without dead ends: 8608 [2022-03-03 18:19:30,587 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:30,587 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 613 mSDsluCounter, 1695 mSDsCounter, 0 mSdLazyCounter, 1272 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 613 SdHoareTripleChecker+Valid, 1931 SdHoareTripleChecker+Invalid, 1360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 1272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:30,587 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [613 Valid, 1931 Invalid, 1360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1272 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:19:30,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8608 states. [2022-03-03 18:19:30,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8608 to 6518. [2022-03-03 18:19:30,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6518 states, 6516 states have (on average 2.7757826887661143) internal successors, (18087), 6517 states have internal predecessors, (18087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:30,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6518 states to 6518 states and 18087 transitions. [2022-03-03 18:19:30,710 INFO L78 Accepts]: Start accepts. Automaton has 6518 states and 18087 transitions. Word has length 100 [2022-03-03 18:19:30,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:30,711 INFO L470 AbstractCegarLoop]: Abstraction has 6518 states and 18087 transitions. [2022-03-03 18:19:30,711 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) [2022-03-03 18:19:30,711 INFO L276 IsEmpty]: Start isEmpty. Operand 6518 states and 18087 transitions. [2022-03-03 18:19:30,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:30,717 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:30,717 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:30,717 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273 [2022-03-03 18:19:30,717 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)] === [2022-03-03 18:19:30,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:30,717 INFO L85 PathProgramCache]: Analyzing trace with hash -1455049956, now seen corresponding path program 56 times [2022-03-03 18:19:30,717 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:30,717 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811654516] [2022-03-03 18:19:30,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:30,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:30,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:31,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:31,930 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:31,930 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811654516] [2022-03-03 18:19:31,930 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811654516] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:31,930 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:31,930 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:31,930 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629301368] [2022-03-03 18:19:31,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:31,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:31,930 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:31,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:31,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:31,931 INFO L87 Difference]: Start difference. First operand 6518 states and 18087 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) [2022-03-03 18:19:33,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:33,755 INFO L93 Difference]: Finished difference Result 8774 states and 23786 transitions. [2022-03-03 18:19:33,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:33,755 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 [2022-03-03 18:19:33,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:33,769 INFO L225 Difference]: With dead ends: 8774 [2022-03-03 18:19:33,769 INFO L226 Difference]: Without dead ends: 8774 [2022-03-03 18:19:33,770 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:33,770 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 726 mSDsluCounter, 1460 mSDsCounter, 0 mSdLazyCounter, 1167 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 726 SdHoareTripleChecker+Valid, 1700 SdHoareTripleChecker+Invalid, 1270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 1167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:33,770 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [726 Valid, 1700 Invalid, 1270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 1167 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:19:33,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8774 states. [2022-03-03 18:19:33,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8774 to 6476. [2022-03-03 18:19:33,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6476 states, 6474 states have (on average 2.7747914735866543) internal successors, (17964), 6475 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) [2022-03-03 18:19:33,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6476 states to 6476 states and 17964 transitions. [2022-03-03 18:19:33,885 INFO L78 Accepts]: Start accepts. Automaton has 6476 states and 17964 transitions. Word has length 100 [2022-03-03 18:19:33,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:33,885 INFO L470 AbstractCegarLoop]: Abstraction has 6476 states and 17964 transitions. [2022-03-03 18:19:33,885 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) [2022-03-03 18:19:33,885 INFO L276 IsEmpty]: Start isEmpty. Operand 6476 states and 17964 transitions. [2022-03-03 18:19:33,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:33,891 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:33,891 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:33,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274 [2022-03-03 18:19:33,891 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)] === [2022-03-03 18:19:33,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:33,892 INFO L85 PathProgramCache]: Analyzing trace with hash 159657372, now seen corresponding path program 57 times [2022-03-03 18:19:33,892 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:33,892 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272807757] [2022-03-03 18:19:33,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:33,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:33,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:35,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:35,023 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:35,023 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272807757] [2022-03-03 18:19:35,023 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272807757] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:35,023 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:35,023 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:35,023 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98255302] [2022-03-03 18:19:35,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:35,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:35,024 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:35,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:35,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:35,024 INFO L87 Difference]: Start difference. First operand 6476 states and 17964 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) [2022-03-03 18:19:36,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:36,256 INFO L93 Difference]: Finished difference Result 8046 states and 21752 transitions. [2022-03-03 18:19:36,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:19:36,256 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 [2022-03-03 18:19:36,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:36,270 INFO L225 Difference]: With dead ends: 8046 [2022-03-03 18:19:36,270 INFO L226 Difference]: Without dead ends: 8046 [2022-03-03 18:19:36,270 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:19:36,270 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 656 mSDsluCounter, 1152 mSDsCounter, 0 mSdLazyCounter, 794 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 656 SdHoareTripleChecker+Valid, 1372 SdHoareTripleChecker+Invalid, 881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 794 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:36,270 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [656 Valid, 1372 Invalid, 881 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 794 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:19:36,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8046 states. [2022-03-03 18:19:36,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8046 to 6462. [2022-03-03 18:19:36,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6462 states, 6460 states have (on average 2.7744582043343655) internal successors, (17923), 6461 states have internal predecessors, (17923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:36,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6462 states to 6462 states and 17923 transitions. [2022-03-03 18:19:36,387 INFO L78 Accepts]: Start accepts. Automaton has 6462 states and 17923 transitions. Word has length 100 [2022-03-03 18:19:36,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:36,387 INFO L470 AbstractCegarLoop]: Abstraction has 6462 states and 17923 transitions. [2022-03-03 18:19:36,387 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) [2022-03-03 18:19:36,387 INFO L276 IsEmpty]: Start isEmpty. Operand 6462 states and 17923 transitions. [2022-03-03 18:19:36,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:36,393 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:36,393 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:36,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275 [2022-03-03 18:19:36,394 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)] === [2022-03-03 18:19:36,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:36,394 INFO L85 PathProgramCache]: Analyzing trace with hash -21092670, now seen corresponding path program 58 times [2022-03-03 18:19:36,394 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:36,394 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276547161] [2022-03-03 18:19:36,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:36,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:37,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:37,233 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:37,233 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276547161] [2022-03-03 18:19:37,233 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276547161] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:37,233 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:37,233 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:37,233 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247637673] [2022-03-03 18:19:37,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:37,233 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:37,233 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:37,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:37,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:37,234 INFO L87 Difference]: Start difference. First operand 6462 states and 17923 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) [2022-03-03 18:19:38,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:38,810 INFO L93 Difference]: Finished difference Result 8450 states and 22828 transitions. [2022-03-03 18:19:38,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:19:38,811 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 [2022-03-03 18:19:38,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:38,825 INFO L225 Difference]: With dead ends: 8450 [2022-03-03 18:19:38,825 INFO L226 Difference]: Without dead ends: 8450 [2022-03-03 18:19:38,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:19:38,826 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 614 mSDsluCounter, 1477 mSDsCounter, 0 mSdLazyCounter, 1065 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 614 SdHoareTripleChecker+Valid, 1707 SdHoareTripleChecker+Invalid, 1141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 1065 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:38,826 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [614 Valid, 1707 Invalid, 1141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 1065 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:19:38,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8450 states. [2022-03-03 18:19:38,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8450 to 6490. [2022-03-03 18:19:38,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6490 states, 6488 states have (on average 2.775123304562269) internal successors, (18005), 6489 states have internal predecessors, (18005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:38,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6490 states to 6490 states and 18005 transitions. [2022-03-03 18:19:38,947 INFO L78 Accepts]: Start accepts. Automaton has 6490 states and 18005 transitions. Word has length 100 [2022-03-03 18:19:38,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:38,948 INFO L470 AbstractCegarLoop]: Abstraction has 6490 states and 18005 transitions. [2022-03-03 18:19:38,948 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) [2022-03-03 18:19:38,948 INFO L276 IsEmpty]: Start isEmpty. Operand 6490 states and 18005 transitions. [2022-03-03 18:19:38,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:38,954 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:38,954 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:38,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable276 [2022-03-03 18:19:38,955 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)] === [2022-03-03 18:19:38,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:38,955 INFO L85 PathProgramCache]: Analyzing trace with hash -372571676, now seen corresponding path program 59 times [2022-03-03 18:19:38,955 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:38,955 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183256845] [2022-03-03 18:19:38,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:38,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:38,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:39,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:39,795 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:39,795 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183256845] [2022-03-03 18:19:39,795 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183256845] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:39,795 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:39,795 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:39,796 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366440813] [2022-03-03 18:19:39,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:39,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:39,796 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:39,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:39,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:39,796 INFO L87 Difference]: Start difference. First operand 6490 states and 18005 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) [2022-03-03 18:19:41,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:41,293 INFO L93 Difference]: Finished difference Result 8384 states and 22658 transitions. [2022-03-03 18:19:41,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:19:41,294 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 [2022-03-03 18:19:41,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:41,309 INFO L225 Difference]: With dead ends: 8384 [2022-03-03 18:19:41,309 INFO L226 Difference]: Without dead ends: 8384 [2022-03-03 18:19:41,309 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:19:41,310 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 621 mSDsluCounter, 1422 mSDsCounter, 0 mSdLazyCounter, 1001 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 621 SdHoareTripleChecker+Valid, 1658 SdHoareTripleChecker+Invalid, 1091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 1001 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:41,310 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [621 Valid, 1658 Invalid, 1091 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 1001 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:19:41,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8384 states. [2022-03-03 18:19:41,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8384 to 6504. [2022-03-03 18:19:41,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6504 states, 6502 states have (on average 2.77545370655183) internal successors, (18046), 6503 states have internal predecessors, (18046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:41,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6504 states to 6504 states and 18046 transitions. [2022-03-03 18:19:41,434 INFO L78 Accepts]: Start accepts. Automaton has 6504 states and 18046 transitions. Word has length 100 [2022-03-03 18:19:41,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:41,434 INFO L470 AbstractCegarLoop]: Abstraction has 6504 states and 18046 transitions. [2022-03-03 18:19:41,435 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) [2022-03-03 18:19:41,435 INFO L276 IsEmpty]: Start isEmpty. Operand 6504 states and 18046 transitions. [2022-03-03 18:19:41,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:41,441 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:41,441 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:41,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable277 [2022-03-03 18:19:41,441 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)] === [2022-03-03 18:19:41,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:41,441 INFO L85 PathProgramCache]: Analyzing trace with hash 2064310104, now seen corresponding path program 60 times [2022-03-03 18:19:41,442 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:41,442 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826131161] [2022-03-03 18:19:41,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:41,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:41,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:42,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:42,930 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:42,930 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826131161] [2022-03-03 18:19:42,930 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826131161] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:42,930 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:42,931 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:42,931 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883577275] [2022-03-03 18:19:42,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:42,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:42,931 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:42,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:42,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:42,931 INFO L87 Difference]: Start difference. First operand 6504 states and 18046 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) [2022-03-03 18:19:44,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:44,506 INFO L93 Difference]: Finished difference Result 8340 states and 22585 transitions. [2022-03-03 18:19:44,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:44,506 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 [2022-03-03 18:19:44,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:44,520 INFO L225 Difference]: With dead ends: 8340 [2022-03-03 18:19:44,521 INFO L226 Difference]: Without dead ends: 8340 [2022-03-03 18:19:44,521 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:44,521 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 605 mSDsluCounter, 1255 mSDsCounter, 0 mSdLazyCounter, 907 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 605 SdHoareTripleChecker+Valid, 1506 SdHoareTripleChecker+Invalid, 1000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:44,521 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [605 Valid, 1506 Invalid, 1000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 907 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:19:44,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8340 states. [2022-03-03 18:19:44,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8340 to 6434. [2022-03-03 18:19:44,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6434 states, 6432 states have (on average 2.7737873134328357) internal successors, (17841), 6433 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) [2022-03-03 18:19:44,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6434 states to 6434 states and 17841 transitions. [2022-03-03 18:19:44,637 INFO L78 Accepts]: Start accepts. Automaton has 6434 states and 17841 transitions. Word has length 100 [2022-03-03 18:19:44,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:44,638 INFO L470 AbstractCegarLoop]: Abstraction has 6434 states and 17841 transitions. [2022-03-03 18:19:44,638 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) [2022-03-03 18:19:44,638 INFO L276 IsEmpty]: Start isEmpty. Operand 6434 states and 17841 transitions. [2022-03-03 18:19:44,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:44,644 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:44,644 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:44,644 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable278 [2022-03-03 18:19:44,644 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)] === [2022-03-03 18:19:44,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:44,644 INFO L85 PathProgramCache]: Analyzing trace with hash -1629365724, now seen corresponding path program 61 times [2022-03-03 18:19:44,644 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:44,644 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125298089] [2022-03-03 18:19:44,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:44,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:44,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:45,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:45,440 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:45,440 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125298089] [2022-03-03 18:19:45,441 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125298089] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:45,441 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:45,441 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:45,441 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386584485] [2022-03-03 18:19:45,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:45,441 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:45,441 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:45,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:45,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:45,441 INFO L87 Difference]: Start difference. First operand 6434 states and 17841 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) [2022-03-03 18:19:46,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:46,611 INFO L93 Difference]: Finished difference Result 7676 states and 20715 transitions. [2022-03-03 18:19:46,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:19:46,612 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 [2022-03-03 18:19:46,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:46,626 INFO L225 Difference]: With dead ends: 7676 [2022-03-03 18:19:46,627 INFO L226 Difference]: Without dead ends: 7676 [2022-03-03 18:19:46,627 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:19:46,627 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 724 mSDsluCounter, 950 mSDsCounter, 0 mSdLazyCounter, 717 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 724 SdHoareTripleChecker+Valid, 1172 SdHoareTripleChecker+Invalid, 816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 717 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:46,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [724 Valid, 1172 Invalid, 816 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 717 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:19:46,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7676 states. [2022-03-03 18:19:46,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7676 to 6406. [2022-03-03 18:19:46,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6406 states, 6404 states have (on average 2.773110555902561) internal successors, (17759), 6405 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) [2022-03-03 18:19:46,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6406 states to 6406 states and 17759 transitions. [2022-03-03 18:19:46,742 INFO L78 Accepts]: Start accepts. Automaton has 6406 states and 17759 transitions. Word has length 100 [2022-03-03 18:19:46,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:46,742 INFO L470 AbstractCegarLoop]: Abstraction has 6406 states and 17759 transitions. [2022-03-03 18:19:46,743 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) [2022-03-03 18:19:46,743 INFO L276 IsEmpty]: Start isEmpty. Operand 6406 states and 17759 transitions. [2022-03-03 18:19:46,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:46,749 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:46,749 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:46,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable279 [2022-03-03 18:19:46,749 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)] === [2022-03-03 18:19:46,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:46,749 INFO L85 PathProgramCache]: Analyzing trace with hash 154822926, now seen corresponding path program 62 times [2022-03-03 18:19:46,749 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:46,749 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317213787] [2022-03-03 18:19:46,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:46,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:46,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:47,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:47,594 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:47,594 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317213787] [2022-03-03 18:19:47,594 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317213787] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:47,594 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:47,594 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:47,594 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731736530] [2022-03-03 18:19:47,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:47,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:47,595 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:47,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:47,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:47,595 INFO L87 Difference]: Start difference. First operand 6406 states and 17759 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) [2022-03-03 18:19:48,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:48,926 INFO L93 Difference]: Finished difference Result 7986 states and 21539 transitions. [2022-03-03 18:19:48,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:19:48,927 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 [2022-03-03 18:19:48,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:48,940 INFO L225 Difference]: With dead ends: 7986 [2022-03-03 18:19:48,940 INFO L226 Difference]: Without dead ends: 7986 [2022-03-03 18:19:48,941 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:19:48,941 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 570 mSDsluCounter, 1278 mSDsCounter, 0 mSdLazyCounter, 891 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 570 SdHoareTripleChecker+Valid, 1505 SdHoareTripleChecker+Invalid, 987 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 891 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:48,941 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [570 Valid, 1505 Invalid, 987 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 891 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:19:48,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7986 states. [2022-03-03 18:19:49,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7986 to 6420. [2022-03-03 18:19:49,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6420 states, 6418 states have (on average 2.7734496727952633) internal successors, (17800), 6419 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) [2022-03-03 18:19:49,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6420 states to 6420 states and 17800 transitions. [2022-03-03 18:19:49,049 INFO L78 Accepts]: Start accepts. Automaton has 6420 states and 17800 transitions. Word has length 100 [2022-03-03 18:19:49,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:49,050 INFO L470 AbstractCegarLoop]: Abstraction has 6420 states and 17800 transitions. [2022-03-03 18:19:49,050 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) [2022-03-03 18:19:49,050 INFO L276 IsEmpty]: Start isEmpty. Operand 6420 states and 17800 transitions. [2022-03-03 18:19:49,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:49,056 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:49,056 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:49,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable280 [2022-03-03 18:19:49,056 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)] === [2022-03-03 18:19:49,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:49,057 INFO L85 PathProgramCache]: Analyzing trace with hash -1703262590, now seen corresponding path program 63 times [2022-03-03 18:19:49,057 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:49,057 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958867060] [2022-03-03 18:19:49,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:49,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:49,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:50,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:50,486 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:50,486 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958867060] [2022-03-03 18:19:50,487 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958867060] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:50,487 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:50,487 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:50,487 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034237121] [2022-03-03 18:19:50,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:50,487 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:50,487 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:50,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:50,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:50,487 INFO L87 Difference]: Start difference. First operand 6420 states and 17800 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) [2022-03-03 18:19:51,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:51,976 INFO L93 Difference]: Finished difference Result 7942 states and 21466 transitions. [2022-03-03 18:19:51,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:51,976 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 [2022-03-03 18:19:51,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:51,989 INFO L225 Difference]: With dead ends: 7942 [2022-03-03 18:19:51,989 INFO L226 Difference]: Without dead ends: 7942 [2022-03-03 18:19:51,989 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:51,990 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 572 mSDsluCounter, 1202 mSDsCounter, 0 mSdLazyCounter, 877 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 572 SdHoareTripleChecker+Valid, 1443 SdHoareTripleChecker+Invalid, 973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:51,990 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [572 Valid, 1443 Invalid, 973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 877 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:19:52,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7942 states. [2022-03-03 18:19:52,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7942 to 6378. [2022-03-03 18:19:52,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6378 states, 6376 states have (on average 2.7724278544542034) internal successors, (17677), 6377 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) [2022-03-03 18:19:52,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6378 states to 6378 states and 17677 transitions. [2022-03-03 18:19:52,096 INFO L78 Accepts]: Start accepts. Automaton has 6378 states and 17677 transitions. Word has length 100 [2022-03-03 18:19:52,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:52,096 INFO L470 AbstractCegarLoop]: Abstraction has 6378 states and 17677 transitions. [2022-03-03 18:19:52,096 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) [2022-03-03 18:19:52,096 INFO L276 IsEmpty]: Start isEmpty. Operand 6378 states and 17677 transitions. [2022-03-03 18:19:52,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:52,102 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:52,102 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:52,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable281 [2022-03-03 18:19:52,102 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)] === [2022-03-03 18:19:52,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:52,103 INFO L85 PathProgramCache]: Analyzing trace with hash 1807776300, now seen corresponding path program 64 times [2022-03-03 18:19:52,103 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:52,103 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7632400] [2022-03-03 18:19:52,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:52,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:52,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:52,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:52,868 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:52,868 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7632400] [2022-03-03 18:19:52,868 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7632400] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:52,868 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:52,868 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:52,868 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594029957] [2022-03-03 18:19:52,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:52,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:52,868 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:52,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:52,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:52,869 INFO L87 Difference]: Start difference. First operand 6378 states and 17677 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) [2022-03-03 18:19:54,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:54,499 INFO L93 Difference]: Finished difference Result 8014 states and 21635 transitions. [2022-03-03 18:19:54,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:19:54,499 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 [2022-03-03 18:19:54,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:54,511 INFO L225 Difference]: With dead ends: 8014 [2022-03-03 18:19:54,512 INFO L226 Difference]: Without dead ends: 8014 [2022-03-03 18:19:54,512 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:19:54,512 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 541 mSDsluCounter, 1765 mSDsCounter, 0 mSdLazyCounter, 1251 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 541 SdHoareTripleChecker+Valid, 1984 SdHoareTripleChecker+Invalid, 1333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 1251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:54,512 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [541 Valid, 1984 Invalid, 1333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 1251 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:19:54,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8014 states. [2022-03-03 18:19:54,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8014 to 6406. [2022-03-03 18:19:54,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6406 states, 6404 states have (on average 2.773110555902561) internal successors, (17759), 6405 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) [2022-03-03 18:19:54,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6406 states to 6406 states and 17759 transitions. [2022-03-03 18:19:54,612 INFO L78 Accepts]: Start accepts. Automaton has 6406 states and 17759 transitions. Word has length 100 [2022-03-03 18:19:54,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:54,612 INFO L470 AbstractCegarLoop]: Abstraction has 6406 states and 17759 transitions. [2022-03-03 18:19:54,612 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) [2022-03-03 18:19:54,612 INFO L276 IsEmpty]: Start isEmpty. Operand 6406 states and 17759 transitions. [2022-03-03 18:19:54,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:54,618 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:54,618 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:54,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable282 [2022-03-03 18:19:54,618 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)] === [2022-03-03 18:19:54,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:54,619 INFO L85 PathProgramCache]: Analyzing trace with hash -50309216, now seen corresponding path program 65 times [2022-03-03 18:19:54,619 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:54,619 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735788098] [2022-03-03 18:19:54,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:54,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:54,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:55,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:55,693 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:55,693 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735788098] [2022-03-03 18:19:55,693 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735788098] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:55,693 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:55,693 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:55,693 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516583931] [2022-03-03 18:19:55,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:55,693 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:55,693 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:55,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:55,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:55,694 INFO L87 Difference]: Start difference. First operand 6406 states and 17759 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) [2022-03-03 18:19:57,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:57,430 INFO L93 Difference]: Finished difference Result 8266 states and 22345 transitions. [2022-03-03 18:19:57,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:57,431 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 [2022-03-03 18:19:57,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:57,445 INFO L225 Difference]: With dead ends: 8266 [2022-03-03 18:19:57,445 INFO L226 Difference]: Without dead ends: 8266 [2022-03-03 18:19:57,445 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:57,445 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 557 mSDsluCounter, 1588 mSDsCounter, 0 mSdLazyCounter, 1173 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 557 SdHoareTripleChecker+Valid, 1821 SdHoareTripleChecker+Invalid, 1269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 1173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:57,445 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [557 Valid, 1821 Invalid, 1269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 1173 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:19:57,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8266 states. [2022-03-03 18:19:57,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8266 to 6392. [2022-03-03 18:19:57,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6392 states, 6390 states have (on average 2.772769953051643) internal successors, (17718), 6391 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) [2022-03-03 18:19:57,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6392 states to 6392 states and 17718 transitions. [2022-03-03 18:19:57,561 INFO L78 Accepts]: Start accepts. Automaton has 6392 states and 17718 transitions. Word has length 100 [2022-03-03 18:19:57,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:57,561 INFO L470 AbstractCegarLoop]: Abstraction has 6392 states and 17718 transitions. [2022-03-03 18:19:57,561 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) [2022-03-03 18:19:57,561 INFO L276 IsEmpty]: Start isEmpty. Operand 6392 states and 17718 transitions. [2022-03-03 18:19:57,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:57,567 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:57,567 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:57,568 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283 [2022-03-03 18:19:57,568 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)] === [2022-03-03 18:19:57,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:57,568 INFO L85 PathProgramCache]: Analyzing trace with hash -2023232284, now seen corresponding path program 66 times [2022-03-03 18:19:57,568 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:57,568 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863608855] [2022-03-03 18:19:57,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:57,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:59,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:59,332 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:59,332 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863608855] [2022-03-03 18:19:59,332 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863608855] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:59,332 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:59,332 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:59,332 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876253914] [2022-03-03 18:19:59,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:59,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:59,333 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:59,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:59,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:59,333 INFO L87 Difference]: Start difference. First operand 6392 states and 17718 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) [2022-03-03 18:20:00,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:00,986 INFO L93 Difference]: Finished difference Result 8208 states and 22217 transitions. [2022-03-03 18:20:00,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:20:00,986 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 [2022-03-03 18:20:00,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:01,001 INFO L225 Difference]: With dead ends: 8208 [2022-03-03 18:20:01,001 INFO L226 Difference]: Without dead ends: 8208 [2022-03-03 18:20:01,001 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:20:01,001 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 696 mSDsluCounter, 1200 mSDsCounter, 0 mSdLazyCounter, 976 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 696 SdHoareTripleChecker+Valid, 1443 SdHoareTripleChecker+Invalid, 1078 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:01,001 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [696 Valid, 1443 Invalid, 1078 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 976 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:20:01,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8208 states. [2022-03-03 18:20:01,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8208 to 6350. [2022-03-03 18:20:01,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6350 states, 6348 states have (on average 2.7717391304347827) internal successors, (17595), 6349 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) [2022-03-03 18:20:01,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6350 states to 6350 states and 17595 transitions. [2022-03-03 18:20:01,108 INFO L78 Accepts]: Start accepts. Automaton has 6350 states and 17595 transitions. Word has length 100 [2022-03-03 18:20:01,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:01,109 INFO L470 AbstractCegarLoop]: Abstraction has 6350 states and 17595 transitions. [2022-03-03 18:20:01,109 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) [2022-03-03 18:20:01,109 INFO L276 IsEmpty]: Start isEmpty. Operand 6350 states and 17595 transitions. [2022-03-03 18:20:01,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:01,115 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:01,115 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:01,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284 [2022-03-03 18:20:01,115 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)] === [2022-03-03 18:20:01,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:01,116 INFO L85 PathProgramCache]: Analyzing trace with hash -1903859442, now seen corresponding path program 67 times [2022-03-03 18:20:01,116 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:01,116 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307770241] [2022-03-03 18:20:01,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:01,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:01,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:01,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:01,826 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:01,826 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307770241] [2022-03-03 18:20:01,826 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307770241] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:01,826 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:01,826 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:01,826 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876972837] [2022-03-03 18:20:01,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:01,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:01,826 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:01,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:01,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:01,827 INFO L87 Difference]: Start difference. First operand 6350 states and 17595 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) [2022-03-03 18:20:03,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:03,009 INFO L93 Difference]: Finished difference Result 7554 states and 20381 transitions. [2022-03-03 18:20:03,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:20:03,010 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 [2022-03-03 18:20:03,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:03,023 INFO L225 Difference]: With dead ends: 7554 [2022-03-03 18:20:03,023 INFO L226 Difference]: Without dead ends: 7554 [2022-03-03 18:20:03,023 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:20:03,023 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 627 mSDsluCounter, 996 mSDsCounter, 0 mSdLazyCounter, 749 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 627 SdHoareTripleChecker+Valid, 1225 SdHoareTripleChecker+Invalid, 850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 749 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:03,023 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [627 Valid, 1225 Invalid, 850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 749 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:20:03,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7554 states. [2022-03-03 18:20:03,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7554 to 6336. [2022-03-03 18:20:03,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6336 states, 6334 states have (on average 2.771392485001579) internal successors, (17554), 6335 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) [2022-03-03 18:20:03,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6336 states to 6336 states and 17554 transitions. [2022-03-03 18:20:03,130 INFO L78 Accepts]: Start accepts. Automaton has 6336 states and 17554 transitions. Word has length 100 [2022-03-03 18:20:03,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:03,130 INFO L470 AbstractCegarLoop]: Abstraction has 6336 states and 17554 transitions. [2022-03-03 18:20:03,130 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) [2022-03-03 18:20:03,130 INFO L276 IsEmpty]: Start isEmpty. Operand 6336 states and 17554 transitions. [2022-03-03 18:20:03,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:03,136 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:03,136 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:03,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285 [2022-03-03 18:20:03,136 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)] === [2022-03-03 18:20:03,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:03,136 INFO L85 PathProgramCache]: Analyzing trace with hash 533022338, now seen corresponding path program 68 times [2022-03-03 18:20:03,136 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:03,136 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144964634] [2022-03-03 18:20:03,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:03,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:03,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:04,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:04,290 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:04,290 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144964634] [2022-03-03 18:20:04,290 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144964634] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:04,290 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:04,290 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:04,290 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047302368] [2022-03-03 18:20:04,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:04,290 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:04,290 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:04,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:04,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:04,291 INFO L87 Difference]: Start difference. First operand 6336 states and 17554 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) [2022-03-03 18:20:05,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:05,881 INFO L93 Difference]: Finished difference Result 7806 states and 21091 transitions. [2022-03-03 18:20:05,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:20:05,882 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 [2022-03-03 18:20:05,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:05,895 INFO L225 Difference]: With dead ends: 7806 [2022-03-03 18:20:05,896 INFO L226 Difference]: Without dead ends: 7806 [2022-03-03 18:20:05,896 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:20:05,896 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 623 mSDsluCounter, 1341 mSDsCounter, 0 mSdLazyCounter, 1047 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 623 SdHoareTripleChecker+Valid, 1572 SdHoareTripleChecker+Invalid, 1147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 1047 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:05,896 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [623 Valid, 1572 Invalid, 1147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 1047 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:20:05,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7806 states. [2022-03-03 18:20:05,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7806 to 6322. [2022-03-03 18:20:05,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6322 states, 6320 states have (on average 2.7710443037974684) internal successors, (17513), 6321 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) [2022-03-03 18:20:05,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6322 states to 6322 states and 17513 transitions. [2022-03-03 18:20:05,997 INFO L78 Accepts]: Start accepts. Automaton has 6322 states and 17513 transitions. Word has length 100 [2022-03-03 18:20:05,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:05,998 INFO L470 AbstractCegarLoop]: Abstraction has 6322 states and 17513 transitions. [2022-03-03 18:20:05,998 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) [2022-03-03 18:20:05,998 INFO L276 IsEmpty]: Start isEmpty. Operand 6322 states and 17513 transitions. [2022-03-03 18:20:06,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:06,003 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:06,003 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:06,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable286 [2022-03-03 18:20:06,003 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)] === [2022-03-03 18:20:06,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:06,004 INFO L85 PathProgramCache]: Analyzing trace with hash -1439900730, now seen corresponding path program 69 times [2022-03-03 18:20:06,004 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:06,004 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892584825] [2022-03-03 18:20:06,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:06,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:06,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:07,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:07,151 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:07,151 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892584825] [2022-03-03 18:20:07,151 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892584825] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:07,151 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:07,151 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:07,152 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279027338] [2022-03-03 18:20:07,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:07,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:07,152 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:07,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:07,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:07,152 INFO L87 Difference]: Start difference. First operand 6322 states and 17513 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) [2022-03-03 18:20:08,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:08,835 INFO L93 Difference]: Finished difference Result 8058 states and 21801 transitions. [2022-03-03 18:20:08,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:20:08,835 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 [2022-03-03 18:20:08,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:08,849 INFO L225 Difference]: With dead ends: 8058 [2022-03-03 18:20:08,849 INFO L226 Difference]: Without dead ends: 8058 [2022-03-03 18:20:08,849 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:20:08,849 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 631 mSDsluCounter, 1323 mSDsCounter, 0 mSdLazyCounter, 1059 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 631 SdHoareTripleChecker+Valid, 1559 SdHoareTripleChecker+Invalid, 1165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 1059 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:08,849 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [631 Valid, 1559 Invalid, 1165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 1059 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:20:08,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8058 states. [2022-03-03 18:20:08,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8058 to 6308. [2022-03-03 18:20:08,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6308 states, 6306 states have (on average 2.77069457659372) internal successors, (17472), 6307 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) [2022-03-03 18:20:08,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6308 states to 6308 states and 17472 transitions. [2022-03-03 18:20:08,960 INFO L78 Accepts]: Start accepts. Automaton has 6308 states and 17472 transitions. Word has length 100 [2022-03-03 18:20:08,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:08,961 INFO L470 AbstractCegarLoop]: Abstraction has 6308 states and 17472 transitions. [2022-03-03 18:20:08,961 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) [2022-03-03 18:20:08,961 INFO L276 IsEmpty]: Start isEmpty. Operand 6308 states and 17472 transitions. [2022-03-03 18:20:08,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:08,966 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:08,966 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:08,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable287 [2022-03-03 18:20:08,967 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)] === [2022-03-03 18:20:08,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:08,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1299266904, now seen corresponding path program 70 times [2022-03-03 18:20:08,967 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:08,967 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487383586] [2022-03-03 18:20:08,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:08,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:09,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:10,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:10,400 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:10,400 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487383586] [2022-03-03 18:20:10,400 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1487383586] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:10,400 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:10,400 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:10,400 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663176123] [2022-03-03 18:20:10,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:10,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:10,401 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:10,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:10,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:10,401 INFO L87 Difference]: Start difference. First operand 6308 states and 17472 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) [2022-03-03 18:20:11,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:11,913 INFO L93 Difference]: Finished difference Result 7662 states and 20706 transitions. [2022-03-03 18:20:11,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:20:11,913 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 [2022-03-03 18:20:11,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:11,925 INFO L225 Difference]: With dead ends: 7662 [2022-03-03 18:20:11,925 INFO L226 Difference]: Without dead ends: 7662 [2022-03-03 18:20:11,926 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:20:11,926 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 765 mSDsluCounter, 1056 mSDsCounter, 0 mSdLazyCounter, 860 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 765 SdHoareTripleChecker+Valid, 1301 SdHoareTripleChecker+Invalid, 974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:11,926 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [765 Valid, 1301 Invalid, 974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 860 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:20:11,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7662 states. [2022-03-03 18:20:12,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7662 to 5844. [2022-03-03 18:20:12,010 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) [2022-03-03 18:20:12,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5844 states to 5844 states and 16136 transitions. [2022-03-03 18:20:12,021 INFO L78 Accepts]: Start accepts. Automaton has 5844 states and 16136 transitions. Word has length 100 [2022-03-03 18:20:12,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:12,021 INFO L470 AbstractCegarLoop]: Abstraction has 5844 states and 16136 transitions. [2022-03-03 18:20:12,021 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) [2022-03-03 18:20:12,021 INFO L276 IsEmpty]: Start isEmpty. Operand 5844 states and 16136 transitions. [2022-03-03 18:20:12,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-03 18:20:12,027 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:12,027 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:12,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable288 [2022-03-03 18:20:12,028 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)] === [2022-03-03 18:20:12,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:12,028 INFO L85 PathProgramCache]: Analyzing trace with hash -504277499, now seen corresponding path program 1 times [2022-03-03 18:20:12,028 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:12,028 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617349191] [2022-03-03 18:20:12,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:12,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:12,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:13,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:13,276 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:13,276 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617349191] [2022-03-03 18:20:13,276 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1617349191] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:13,276 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:13,276 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-03 18:20:13,276 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822891739] [2022-03-03 18:20:13,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:13,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-03 18:20:13,277 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:13,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-03 18:20:13,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=478, Unknown=0, NotChecked=0, Total=552 [2022-03-03 18:20:13,277 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) Received shutdown request... [2022-03-03 18:20:16,308 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-03 18:20:16,313 WARN L244 SmtUtils]: Removed 24 from assertion stack [2022-03-03 18:20:16,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:20:16,313 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=484, Invalid=1496, Unknown=0, NotChecked=0, Total=1980 [2022-03-03 18:20:16,313 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 791 mSDsluCounter, 2231 mSDsCounter, 0 mSdLazyCounter, 1706 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 791 SdHoareTripleChecker+Valid, 2357 SdHoareTripleChecker+Invalid, 1710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1706 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:16,313 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [791 Valid, 2357 Invalid, 1710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1706 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:20:16,314 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (24 of 25 remaining) [2022-03-03 18:20:16,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289 [2022-03-03 18:20:16,314 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (5844states) and FLOYD_HOARE automaton (currently 25 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 97 for 22ms.. [2022-03-03 18:20:16,316 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (23 of 25 remaining) [2022-03-03 18:20:16,316 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (22 of 25 remaining) [2022-03-03 18:20:16,316 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 25 remaining) [2022-03-03 18:20:16,316 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (20 of 25 remaining) [2022-03-03 18:20:16,316 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (19 of 25 remaining) [2022-03-03 18:20:16,316 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (18 of 25 remaining) [2022-03-03 18:20:16,317 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (17 of 25 remaining) [2022-03-03 18:20:16,317 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (16 of 25 remaining) [2022-03-03 18:20:16,317 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (15 of 25 remaining) [2022-03-03 18:20:16,317 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (14 of 25 remaining) [2022-03-03 18:20:16,317 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (13 of 25 remaining) [2022-03-03 18:20:16,317 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (12 of 25 remaining) [2022-03-03 18:20:16,317 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (11 of 25 remaining) [2022-03-03 18:20:16,317 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (10 of 25 remaining) [2022-03-03 18:20:16,317 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (9 of 25 remaining) [2022-03-03 18:20:16,317 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (8 of 25 remaining) [2022-03-03 18:20:16,317 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (7 of 25 remaining) [2022-03-03 18:20:16,317 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (6 of 25 remaining) [2022-03-03 18:20:16,317 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (5 of 25 remaining) [2022-03-03 18:20:16,318 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (4 of 25 remaining) [2022-03-03 18:20:16,318 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (3 of 25 remaining) [2022-03-03 18:20:16,318 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (2 of 25 remaining) [2022-03-03 18:20:16,318 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (1 of 25 remaining) [2022-03-03 18:20:16,318 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (0 of 25 remaining) [2022-03-03 18:20:16,320 INFO L732 BasicCegarLoop]: Path program histogram: [70, 70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:16,323 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-03 18:20:16,323 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-03 18:20:16,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 06:20:16 BasicIcfg [2022-03-03 18:20:16,325 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-03 18:20:16,325 INFO L158 Benchmark]: Toolchain (without parser) took 728577.23ms. Allocated memory was 183.5MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 158.2MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 482.1MB. Max. memory is 8.0GB. [2022-03-03 18:20:16,325 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 183.5MB. Free memory is still 145.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-03 18:20:16,325 INFO L158 Benchmark]: CACSL2BoogieTranslator took 770.39ms. Allocated memory was 183.5MB in the beginning and 269.5MB in the end (delta: 86.0MB). Free memory was 158.2MB in the beginning and 197.8MB in the end (delta: -39.6MB). Peak memory consumption was 46.3MB. Max. memory is 8.0GB. [2022-03-03 18:20:16,325 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.12ms. Allocated memory is still 269.5MB. Free memory was 197.8MB in the beginning and 193.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-03 18:20:16,325 INFO L158 Benchmark]: Boogie Preprocessor took 60.19ms. Allocated memory is still 269.5MB. Free memory was 193.6MB in the beginning and 189.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-03 18:20:16,326 INFO L158 Benchmark]: RCFGBuilder took 910.56ms. Allocated memory is still 269.5MB. Free memory was 189.4MB in the beginning and 201.0MB in the end (delta: -11.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-03 18:20:16,326 INFO L158 Benchmark]: TraceAbstraction took 726731.39ms. Allocated memory was 269.5MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 200.4MB in the beginning and 2.3GB in the end (delta: -2.1GB). Peak memory consumption was 439.0MB. Max. memory is 8.0GB. [2022-03-03 18:20:16,326 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 183.5MB. Free memory is still 145.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 770.39ms. Allocated memory was 183.5MB in the beginning and 269.5MB in the end (delta: 86.0MB). Free memory was 158.2MB in the beginning and 197.8MB in the end (delta: -39.6MB). Peak memory consumption was 46.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 96.12ms. Allocated memory is still 269.5MB. Free memory was 197.8MB in the beginning and 193.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 60.19ms. Allocated memory is still 269.5MB. Free memory was 193.6MB in the beginning and 189.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 910.56ms. Allocated memory is still 269.5MB. Free memory was 189.4MB in the beginning and 201.0MB in the end (delta: -11.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * TraceAbstraction took 726731.39ms. Allocated memory was 269.5MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 200.4MB in the beginning and 2.3GB in the end (delta: -2.1GB). Peak memory consumption was 439.0MB. 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 (5844states) and FLOYD_HOARE automaton (currently 25 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 97 for 22ms.. - TimeoutResultAtElement [Line: 1708]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (5844states) and FLOYD_HOARE automaton (currently 25 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 97 for 22ms.. - TimeoutResultAtElement [Line: 1709]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (5844states) and FLOYD_HOARE automaton (currently 25 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 97 for 22ms.. - TimeoutResultAtElement [Line: 1716]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (5844states) and FLOYD_HOARE automaton (currently 25 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 97 for 22ms.. - TimeoutResultAtElement [Line: 1719]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (5844states) and FLOYD_HOARE automaton (currently 25 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 97 for 22ms.. - TimeoutResultAtElement [Line: 1722]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (5844states) and FLOYD_HOARE automaton (currently 25 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 97 for 22ms.. - TimeoutResultAtElement [Line: 1756]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (5844states) and FLOYD_HOARE automaton (currently 25 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 97 for 22ms.. - TimeoutResultAtElement [Line: 1725]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (5844states) and FLOYD_HOARE automaton (currently 25 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 97 for 22ms.. - TimeoutResultAtElement [Line: 1757]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (5844states) and FLOYD_HOARE automaton (currently 25 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 97 for 22ms.. - TimeoutResultAtElement [Line: 1735]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (5844states) and FLOYD_HOARE automaton (currently 25 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 97 for 22ms.. - TimeoutResultAtElement [Line: 1758]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (5844states) and FLOYD_HOARE automaton (currently 25 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 97 for 22ms.. - TimeoutResultAtElement [Line: 1752]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (5844states) and FLOYD_HOARE automaton (currently 25 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 97 for 22ms.. - TimeoutResultAtElement [Line: 1759]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (5844states) and FLOYD_HOARE automaton (currently 25 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 97 for 22ms.. - TimeoutResultAtElement [Line: 1753]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (5844states) and FLOYD_HOARE automaton (currently 25 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 97 for 22ms.. - 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 (5844states) and FLOYD_HOARE automaton (currently 25 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 97 for 22ms.. - 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 (5844states) and FLOYD_HOARE automaton (currently 25 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 97 for 22ms.. - TimeoutResultAtElement [Line: 1694]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (5844states) and FLOYD_HOARE automaton (currently 25 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 97 for 22ms.. - TimeoutResultAtElement [Line: 1697]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (5844states) and FLOYD_HOARE automaton (currently 25 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 97 for 22ms.. - TimeoutResultAtElement [Line: 1700]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (5844states) and FLOYD_HOARE automaton (currently 25 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 97 for 22ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 4 procedures, 260 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 726.6s, OverallIterations: 290, TraceHistogramMax: 1, PathProgramHistogramMax: 70, EmptinessCheckTime: 1.9s, AutomataDifference: 458.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 1.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 260840 SdHoareTripleChecker+Valid, 298.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 260840 mSDsluCounter, 507045 SdHoareTripleChecker+Invalid, 258.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 428810 mSDsCounter, 28996 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 356595 IncrementalHoareTripleChecker+Invalid, 385591 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 28996 mSolverCounterUnsat, 87157 mSDtfsCounter, 356595 mSolverCounterSat, 1.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9395 GetRequests, 575 SyntacticMatches, 0 SemanticMatches, 8819 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29032 ImplicationChecksByTransitivity, 190.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26173occurred in iteration=0, InterpolantAutomatonStates: 5430, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 37.2s AutomataMinimizationTime, 289 MinimizatonAttempts, 473775 StatesRemovedByMinimization, 286 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 3.2s SatisfiabilityAnalysisTime, 216.7s InterpolantComputationTime, 28519 NumberOfCodeBlocks, 28519 NumberOfCodeBlocksAsserted, 290 NumberOfCheckSat, 28229 ConstructedInterpolants, 0 QuantifiedInterpolants, 401302 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 290 InterpolantComputations, 290 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