/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/ldv-races/race-2_4-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-01 16:37:22,871 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2022-03-01 16:37:22,958 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-03-01 16:37:22,984 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-01 16:37:22,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-01 16:37:22,984 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-01 16:37:22,984 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-01 16:37:22,985 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-01 16:37:22,985 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-01 16:37:22,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-01 16:37:22,986 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-01 16:37:22,986 INFO L138 SettingsManager]: * Use SBE=true [2022-03-01 16:37:22,986 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-01 16:37:22,986 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-01 16:37:22,987 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-01 16:37:22,987 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-01 16:37:22,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-01 16:37:22,987 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-01 16:37:22,987 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-01 16:37:22,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-01 16:37:22,987 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-01 16:37:22,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-01 16:37:22,987 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-01 16:37:22,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-01 16:37:22,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-01 16:37:22,988 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-01 16:37:22,988 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-01 16:37:22,988 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-01 16:37:22,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 16:37:22,988 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-01 16:37:22,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-01 16:37:22,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-01 16:37:22,988 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-01 16:37:22,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-01 16:37:22,989 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-01 16:37:22,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-01 16:37:22,989 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-01 16:37:23,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-01 16:37:23,207 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-01 16:37:23,209 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-01 16:37:23,210 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-01 16:37:23,210 INFO L275 PluginConnector]: CDTParser initialized [2022-03-01 16:37:23,211 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_4-container_of.i [2022-03-01 16:37:23,259 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74b990382/0ba641d736e04fe68d622beb6ce555b9/FLAGe171714fe [2022-03-01 16:37:23,710 INFO L306 CDTParser]: Found 1 translation units. [2022-03-01 16:37:23,710 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_4-container_of.i [2022-03-01 16:37:23,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74b990382/0ba641d736e04fe68d622beb6ce555b9/FLAGe171714fe [2022-03-01 16:37:24,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74b990382/0ba641d736e04fe68d622beb6ce555b9 [2022-03-01 16:37:24,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-01 16:37:24,033 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-01 16:37:24,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-01 16:37:24,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-01 16:37:24,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-01 16:37:24,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 04:37:24" (1/1) ... [2022-03-01 16:37:24,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17ed97b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:37:24, skipping insertion in model container [2022-03-01 16:37:24,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 04:37:24" (1/1) ... [2022-03-01 16:37:24,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-01 16:37:24,110 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-01 16:37:24,273 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-01 16:37:24,562 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_4-container_of.i[75002,75015] [2022-03-01 16:37:24,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 16:37:24,598 INFO L203 MainTranslator]: Completed pre-run [2022-03-01 16:37:24,606 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-01 16:37:24,621 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_4-container_of.i[75002,75015] [2022-03-01 16:37:24,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 16:37:24,703 INFO L208 MainTranslator]: Completed translation [2022-03-01 16:37:24,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:37:24 WrapperNode [2022-03-01 16:37:24,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-01 16:37:24,705 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-01 16:37:24,705 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-01 16:37:24,705 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-01 16:37:24,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:37:24" (1/1) ... [2022-03-01 16:37:24,735 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:37:24" (1/1) ... [2022-03-01 16:37:24,758 INFO L137 Inliner]: procedures = 469, calls = 63, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 225 [2022-03-01 16:37:24,758 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-01 16:37:24,758 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-01 16:37:24,759 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-01 16:37:24,759 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-01 16:37:24,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:37:24" (1/1) ... [2022-03-01 16:37:24,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:37:24" (1/1) ... [2022-03-01 16:37:24,768 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:37:24" (1/1) ... [2022-03-01 16:37:24,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:37:24" (1/1) ... [2022-03-01 16:37:24,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:37:24" (1/1) ... [2022-03-01 16:37:24,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:37:24" (1/1) ... [2022-03-01 16:37:24,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:37:24" (1/1) ... [2022-03-01 16:37:24,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-01 16:37:24,807 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-01 16:37:24,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-01 16:37:24,807 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-01 16:37:24,813 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:37:24" (1/1) ... [2022-03-01 16:37:24,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 16:37:24,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 16:37:24,849 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-01 16:37:24,861 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-01 16:37:24,885 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-01 16:37:24,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-01 16:37:24,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-01 16:37:24,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-01 16:37:24,886 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-01 16:37:24,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-01 16:37:24,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-01 16:37:24,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-01 16:37:24,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-01 16:37:24,887 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-03-01 16:37:24,887 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-03-01 16:37:24,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-01 16:37:24,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-01 16:37:24,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-01 16:37:24,888 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-01 16:37:25,062 INFO L234 CfgBuilder]: Building ICFG [2022-03-01 16:37:25,063 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-01 16:37:25,415 INFO L275 CfgBuilder]: Performing block encoding [2022-03-01 16:37:25,489 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-01 16:37:25,490 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-01 16:37:25,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 04:37:25 BoogieIcfgContainer [2022-03-01 16:37:25,491 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-01 16:37:25,492 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-01 16:37:25,492 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-01 16:37:25,498 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-01 16:37:25,498 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.03 04:37:24" (1/3) ... [2022-03-01 16:37:25,499 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@505be613 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 04:37:25, skipping insertion in model container [2022-03-01 16:37:25,499 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:37:24" (2/3) ... [2022-03-01 16:37:25,499 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@505be613 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 04:37:25, skipping insertion in model container [2022-03-01 16:37:25,499 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 04:37:25" (3/3) ... [2022-03-01 16:37:25,502 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_4-container_of.i [2022-03-01 16:37:25,505 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-01 16:37:25,505 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-01 16:37:25,506 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 17 error locations. [2022-03-01 16:37:25,506 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-01 16:37:25,549 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,549 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,549 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,549 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,549 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,550 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,550 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,550 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,550 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,550 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,550 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,550 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,550 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,551 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,551 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,551 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,551 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,551 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,551 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,551 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,552 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,552 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,552 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,552 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,552 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,553 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,553 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,553 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,553 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,553 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,553 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,553 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,553 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,553 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,554 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,554 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,554 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,554 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,554 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,554 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,554 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,554 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,554 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,554 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,555 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,555 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,555 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,555 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,555 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,555 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,556 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,556 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,556 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,556 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,556 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,556 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,556 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,556 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,557 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,557 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,557 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,557 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,557 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,557 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,557 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,557 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,557 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,558 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,558 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,558 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,558 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,558 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,558 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,558 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,559 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,559 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,559 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,559 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,559 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,559 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,559 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,560 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,560 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,560 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,561 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,562 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,563 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,563 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,563 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,567 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,568 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,568 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,568 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,568 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,569 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,569 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,569 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,569 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,569 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,569 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,569 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,569 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,569 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,569 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,569 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,570 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,570 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,570 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,570 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,570 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,570 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,570 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,570 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,570 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,570 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,570 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,570 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,571 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,571 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,571 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,571 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,571 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,571 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,571 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,571 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,571 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,571 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,571 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,572 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,572 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,572 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,572 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,572 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,572 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,572 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,572 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,572 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,572 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,572 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,572 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,573 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,573 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,573 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,573 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,573 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,573 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,573 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,573 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,574 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,574 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,574 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,574 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,574 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,575 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,576 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,576 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,576 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,576 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,576 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,576 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,576 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,576 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,576 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,576 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,577 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,577 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,577 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,577 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,577 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,577 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,577 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,577 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,578 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,578 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,578 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,578 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,578 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,578 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,578 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,578 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,578 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,579 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,579 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,579 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,579 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,579 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,579 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,579 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,583 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,583 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,583 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,583 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,583 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,583 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,583 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,583 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,584 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,584 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,584 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,584 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,584 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,584 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,584 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,585 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,585 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,585 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,585 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,585 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,585 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,585 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,585 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,585 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,586 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,588 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,588 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,588 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,589 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,589 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:37:25,591 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-03-01 16:37:25,632 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-01 16:37:25,638 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-01 16:37:25,638 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-03-01 16:37:25,651 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 247 places, 247 transitions, 510 flow [2022-03-01 16:37:26,328 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 26181 states, 25988 states have (on average 2.8921810066184395) internal successors, (75162), 26180 states have internal predecessors, (75162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:26,378 INFO L276 IsEmpty]: Start isEmpty. Operand has 26181 states, 25988 states have (on average 2.8921810066184395) internal successors, (75162), 26180 states have internal predecessors, (75162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:26,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-03-01 16:37:26,383 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:26,384 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] [2022-03-01 16:37:26,384 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)] === [2022-03-01 16:37:26,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:26,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1565249472, now seen corresponding path program 1 times [2022-03-01 16:37:26,421 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:26,421 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858882653] [2022-03-01 16:37:26,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:26,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:26,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:26,870 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:26,870 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858882653] [2022-03-01 16:37:26,870 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858882653] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:26,871 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:26,871 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:37:26,872 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321334711] [2022-03-01 16:37:26,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:26,875 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:37:26,875 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:26,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:37:26,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:37:26,936 INFO L87 Difference]: Start difference. First operand has 26181 states, 25988 states have (on average 2.8921810066184395) internal successors, (75162), 26180 states have internal predecessors, (75162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:27,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:27,226 INFO L93 Difference]: Finished difference Result 16669 states and 46907 transitions. [2022-03-01 16:37:27,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:37:27,229 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 [2022-03-01 16:37:27,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:27,302 INFO L225 Difference]: With dead ends: 16669 [2022-03-01 16:37:27,302 INFO L226 Difference]: Without dead ends: 13529 [2022-03-01 16:37:27,303 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:37:27,305 INFO L933 BasicCegarLoop]: 207 mSDtfsCounter, 3 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:27,306 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 351 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:37:27,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13529 states. [2022-03-01 16:37:27,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13529 to 13529. [2022-03-01 16:37:27,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13529 states, 13515 states have (on average 2.8074731779504254) internal successors, (37943), 13528 states have internal predecessors, (37943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:27,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13529 states to 13529 states and 37943 transitions. [2022-03-01 16:37:27,831 INFO L78 Accepts]: Start accepts. Automaton has 13529 states and 37943 transitions. Word has length 43 [2022-03-01 16:37:27,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:27,833 INFO L470 AbstractCegarLoop]: Abstraction has 13529 states and 37943 transitions. [2022-03-01 16:37:27,833 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) [2022-03-01 16:37:27,833 INFO L276 IsEmpty]: Start isEmpty. Operand 13529 states and 37943 transitions. [2022-03-01 16:37:27,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-03-01 16:37:27,834 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:27,834 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:27,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-01 16:37:27,834 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)] === [2022-03-01 16:37:27,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:27,835 INFO L85 PathProgramCache]: Analyzing trace with hash -2129762661, now seen corresponding path program 1 times [2022-03-01 16:37:27,835 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:27,835 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497865257] [2022-03-01 16:37:27,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:27,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:27,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:27,980 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:27,980 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497865257] [2022-03-01 16:37:27,980 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497865257] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:27,980 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:27,980 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:37:27,981 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302774507] [2022-03-01 16:37:27,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:27,982 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:37:27,982 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:27,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:37:27,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:37:27,986 INFO L87 Difference]: Start difference. First operand 13529 states and 37943 transitions. Second operand has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:28,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:28,188 INFO L93 Difference]: Finished difference Result 13528 states and 37942 transitions. [2022-03-01 16:37:28,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:37:28,188 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 [2022-03-01 16:37:28,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:28,233 INFO L225 Difference]: With dead ends: 13528 [2022-03-01 16:37:28,234 INFO L226 Difference]: Without dead ends: 13528 [2022-03-01 16:37:28,234 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:37:28,235 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 4 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:28,236 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 315 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:37:28,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13528 states. [2022-03-01 16:37:28,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13528 to 13528. [2022-03-01 16:37:28,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13528 states, 13515 states have (on average 2.80739918608953) internal successors, (37942), 13527 states have internal predecessors, (37942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:28,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13528 states to 13528 states and 37942 transitions. [2022-03-01 16:37:28,609 INFO L78 Accepts]: Start accepts. Automaton has 13528 states and 37942 transitions. Word has length 51 [2022-03-01 16:37:28,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:28,609 INFO L470 AbstractCegarLoop]: Abstraction has 13528 states and 37942 transitions. [2022-03-01 16:37:28,610 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) [2022-03-01 16:37:28,610 INFO L276 IsEmpty]: Start isEmpty. Operand 13528 states and 37942 transitions. [2022-03-01 16:37:28,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-03-01 16:37:28,612 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:28,612 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:28,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-01 16:37:28,612 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)] === [2022-03-01 16:37:28,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:28,613 INFO L85 PathProgramCache]: Analyzing trace with hash 2057709957, now seen corresponding path program 1 times [2022-03-01 16:37:28,613 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:28,613 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283945737] [2022-03-01 16:37:28,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:28,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:28,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:28,834 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:28,834 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283945737] [2022-03-01 16:37:28,835 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [283945737] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:28,835 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:28,835 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:37:28,835 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333324415] [2022-03-01 16:37:28,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:28,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:37:28,836 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:28,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:37:28,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:37:28,836 INFO L87 Difference]: Start difference. First operand 13528 states and 37942 transitions. Second operand has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:29,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:29,282 INFO L93 Difference]: Finished difference Result 14123 states and 39589 transitions. [2022-03-01 16:37:29,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:37:29,283 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 [2022-03-01 16:37:29,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:29,326 INFO L225 Difference]: With dead ends: 14123 [2022-03-01 16:37:29,326 INFO L226 Difference]: Without dead ends: 14123 [2022-03-01 16:37:29,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:37:29,332 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 82 mSDsluCounter, 461 mSDsCounter, 0 mSdLazyCounter, 360 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:29,333 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] [2022-03-01 16:37:29,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14123 states. [2022-03-01 16:37:29,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14123 to 13991. [2022-03-01 16:37:29,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13991 states, 13979 states have (on average 2.8057085628442664) internal successors, (39221), 13990 states have internal predecessors, (39221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:29,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13991 states to 13991 states and 39221 transitions. [2022-03-01 16:37:29,674 INFO L78 Accepts]: Start accepts. Automaton has 13991 states and 39221 transitions. Word has length 72 [2022-03-01 16:37:29,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:29,674 INFO L470 AbstractCegarLoop]: Abstraction has 13991 states and 39221 transitions. [2022-03-01 16:37:29,674 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) [2022-03-01 16:37:29,674 INFO L276 IsEmpty]: Start isEmpty. Operand 13991 states and 39221 transitions. [2022-03-01 16:37:29,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-03-01 16:37:29,680 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:29,680 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:29,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-01 16:37:29,680 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)] === [2022-03-01 16:37:29,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:29,681 INFO L85 PathProgramCache]: Analyzing trace with hash -496369643, now seen corresponding path program 1 times [2022-03-01 16:37:29,681 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:29,681 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992857288] [2022-03-01 16:37:29,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:29,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:29,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:29,769 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:29,769 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992857288] [2022-03-01 16:37:29,769 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992857288] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:29,769 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:29,769 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:37:29,769 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005043112] [2022-03-01 16:37:29,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:29,769 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-01 16:37:29,769 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:29,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-01 16:37:29,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-01 16:37:29,770 INFO L87 Difference]: Start difference. First operand 13991 states and 39221 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:29,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:29,883 INFO L93 Difference]: Finished difference Result 14015 states and 39244 transitions. [2022-03-01 16:37:29,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:37:29,883 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2022-03-01 16:37:29,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:29,910 INFO L225 Difference]: With dead ends: 14015 [2022-03-01 16:37:29,911 INFO L226 Difference]: Without dead ends: 14015 [2022-03-01 16:37:29,911 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 [2022-03-01 16:37:29,911 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 86 mSDsluCounter, 601 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 747 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:29,912 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 747 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 16:37:29,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14015 states. [2022-03-01 16:37:30,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14015 to 13975. [2022-03-01 16:37:30,203 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) [2022-03-01 16:37:30,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13975 states to 13975 states and 39205 transitions. [2022-03-01 16:37:30,300 INFO L78 Accepts]: Start accepts. Automaton has 13975 states and 39205 transitions. Word has length 78 [2022-03-01 16:37:30,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:30,301 INFO L470 AbstractCegarLoop]: Abstraction has 13975 states and 39205 transitions. [2022-03-01 16:37:30,301 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:30,301 INFO L276 IsEmpty]: Start isEmpty. Operand 13975 states and 39205 transitions. [2022-03-01 16:37:30,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-03-01 16:37:30,303 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:30,303 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] [2022-03-01 16:37:30,303 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-01 16:37:30,303 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)] === [2022-03-01 16:37:30,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:30,304 INFO L85 PathProgramCache]: Analyzing trace with hash 8979447, now seen corresponding path program 1 times [2022-03-01 16:37:30,304 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:30,304 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114197075] [2022-03-01 16:37:30,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:30,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:30,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:30,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:30,420 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:30,420 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114197075] [2022-03-01 16:37:30,420 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114197075] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:30,421 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:30,421 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:37:30,421 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505772497] [2022-03-01 16:37:30,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:30,422 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:37:30,422 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:30,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:37:30,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:37:30,423 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) [2022-03-01 16:37:30,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:30,628 INFO L93 Difference]: Finished difference Result 14570 states and 40852 transitions. [2022-03-01 16:37:30,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:37:30,629 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 [2022-03-01 16:37:30,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:30,656 INFO L225 Difference]: With dead ends: 14570 [2022-03-01 16:37:30,656 INFO L226 Difference]: Without dead ends: 14570 [2022-03-01 16:37:30,657 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:37:30,657 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 84 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:30,657 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] [2022-03-01 16:37:30,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14570 states. [2022-03-01 16:37:30,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14570 to 14438. [2022-03-01 16:37:30,944 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) [2022-03-01 16:37:30,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14438 states to 14438 states and 40484 transitions. [2022-03-01 16:37:30,979 INFO L78 Accepts]: Start accepts. Automaton has 14438 states and 40484 transitions. Word has length 80 [2022-03-01 16:37:30,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:30,980 INFO L470 AbstractCegarLoop]: Abstraction has 14438 states and 40484 transitions. [2022-03-01 16:37:30,980 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) [2022-03-01 16:37:30,980 INFO L276 IsEmpty]: Start isEmpty. Operand 14438 states and 40484 transitions. [2022-03-01 16:37:30,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-01 16:37:30,985 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:30,985 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:30,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-01 16:37:30,986 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)] === [2022-03-01 16:37:30,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:30,986 INFO L85 PathProgramCache]: Analyzing trace with hash 856795434, now seen corresponding path program 1 times [2022-03-01 16:37:30,986 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:30,986 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178918384] [2022-03-01 16:37:30,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:30,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:31,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:31,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:31,086 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:31,086 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178918384] [2022-03-01 16:37:31,086 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178918384] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:31,086 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:31,087 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:37:31,087 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114399151] [2022-03-01 16:37:31,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:31,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:37:31,087 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:31,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:37:31,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:37:31,088 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) [2022-03-01 16:37:31,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:31,431 INFO L93 Difference]: Finished difference Result 16753 states and 46787 transitions. [2022-03-01 16:37:31,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:37:31,431 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 [2022-03-01 16:37:31,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:31,464 INFO L225 Difference]: With dead ends: 16753 [2022-03-01 16:37:31,464 INFO L226 Difference]: Without dead ends: 16753 [2022-03-01 16:37:31,465 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:37:31,465 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 176 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 239 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 535 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:31,465 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [176 Valid, 535 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 239 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-01 16:37:31,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16753 states. [2022-03-01 16:37:31,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16753 to 14900. [2022-03-01 16:37:31,824 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) [2022-03-01 16:37:31,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14900 states to 14900 states and 41762 transitions. [2022-03-01 16:37:31,856 INFO L78 Accepts]: Start accepts. Automaton has 14900 states and 41762 transitions. Word has length 87 [2022-03-01 16:37:31,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:31,857 INFO L470 AbstractCegarLoop]: Abstraction has 14900 states and 41762 transitions. [2022-03-01 16:37:31,857 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) [2022-03-01 16:37:31,857 INFO L276 IsEmpty]: Start isEmpty. Operand 14900 states and 41762 transitions. [2022-03-01 16:37:31,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-03-01 16:37:31,867 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:31,867 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] [2022-03-01 16:37:31,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-01 16:37:31,868 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)] === [2022-03-01 16:37:31,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:31,868 INFO L85 PathProgramCache]: Analyzing trace with hash 2029226046, now seen corresponding path program 1 times [2022-03-01 16:37:31,868 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:31,868 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834835095] [2022-03-01 16:37:31,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:31,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:31,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:31,973 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:31,973 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834835095] [2022-03-01 16:37:31,973 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834835095] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:31,973 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:31,973 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:37:31,973 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846529137] [2022-03-01 16:37:31,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:31,974 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:37:31,974 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:31,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:37:31,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:37:31,974 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) [2022-03-01 16:37:32,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:32,461 INFO L93 Difference]: Finished difference Result 15688 states and 43614 transitions. [2022-03-01 16:37:32,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:37:32,461 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 [2022-03-01 16:37:32,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:32,489 INFO L225 Difference]: With dead ends: 15688 [2022-03-01 16:37:32,489 INFO L226 Difference]: Without dead ends: 15688 [2022-03-01 16:37:32,489 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:37:32,490 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 118 mSDsluCounter, 660 mSDsCounter, 0 mSdLazyCounter, 432 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 931 SdHoareTripleChecker+Invalid, 456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 432 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:32,490 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [118 Valid, 931 Invalid, 456 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 432 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-01 16:37:32,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15688 states. [2022-03-01 16:37:32,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15688 to 15364. [2022-03-01 16:37:32,807 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) [2022-03-01 16:37:32,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15364 states to 15364 states and 43042 transitions. [2022-03-01 16:37:32,841 INFO L78 Accepts]: Start accepts. Automaton has 15364 states and 43042 transitions. Word has length 90 [2022-03-01 16:37:32,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:32,842 INFO L470 AbstractCegarLoop]: Abstraction has 15364 states and 43042 transitions. [2022-03-01 16:37:32,842 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) [2022-03-01 16:37:32,842 INFO L276 IsEmpty]: Start isEmpty. Operand 15364 states and 43042 transitions. [2022-03-01 16:37:32,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:32,850 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:32,850 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:32,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-01 16:37:32,850 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)] === [2022-03-01 16:37:32,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:32,851 INFO L85 PathProgramCache]: Analyzing trace with hash -167155699, now seen corresponding path program 1 times [2022-03-01 16:37:32,851 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:32,851 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003882873] [2022-03-01 16:37:32,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:32,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:32,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:32,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:32,903 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:32,903 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003882873] [2022-03-01 16:37:32,903 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003882873] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:32,903 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:32,903 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:37:32,904 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316284780] [2022-03-01 16:37:32,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:32,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-01 16:37:32,904 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:32,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-01 16:37:32,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-01 16:37:32,904 INFO L87 Difference]: Start difference. First operand 15364 states and 43042 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:33,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:33,018 INFO L93 Difference]: Finished difference Result 5974 states and 16279 transitions. [2022-03-01 16:37:33,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:37:33,019 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-01 16:37:33,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:33,026 INFO L225 Difference]: With dead ends: 5974 [2022-03-01 16:37:33,027 INFO L226 Difference]: Without dead ends: 5974 [2022-03-01 16:37:33,027 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 [2022-03-01 16:37:33,027 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 308 mSDsluCounter, 610 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 842 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:33,027 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [308 Valid, 842 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:37:33,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5974 states. [2022-03-01 16:37:33,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5974 to 5936. [2022-03-01 16:37:33,089 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) [2022-03-01 16:37:33,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5936 states to 5936 states and 16242 transitions. [2022-03-01 16:37:33,097 INFO L78 Accepts]: Start accepts. Automaton has 5936 states and 16242 transitions. Word has length 92 [2022-03-01 16:37:33,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:33,097 INFO L470 AbstractCegarLoop]: Abstraction has 5936 states and 16242 transitions. [2022-03-01 16:37:33,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:33,097 INFO L276 IsEmpty]: Start isEmpty. Operand 5936 states and 16242 transitions. [2022-03-01 16:37:33,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:33,103 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:33,103 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:33,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-01 16:37:33,104 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)] === [2022-03-01 16:37:33,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:33,104 INFO L85 PathProgramCache]: Analyzing trace with hash -1076896121, now seen corresponding path program 1 times [2022-03-01 16:37:33,104 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:33,104 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734035289] [2022-03-01 16:37:33,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:33,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:33,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:33,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:33,750 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:33,750 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734035289] [2022-03-01 16:37:33,751 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734035289] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:33,751 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:33,751 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:33,751 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317460673] [2022-03-01 16:37:33,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:33,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:33,751 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:33,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:33,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:33,752 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) [2022-03-01 16:37:35,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:35,076 INFO L93 Difference]: Finished difference Result 6707 states and 17971 transitions. [2022-03-01 16:37:35,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:35,076 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:37:35,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:35,086 INFO L225 Difference]: With dead ends: 6707 [2022-03-01 16:37:35,087 INFO L226 Difference]: Without dead ends: 6707 [2022-03-01 16:37:35,087 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:35,087 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1648 mSDsluCounter, 1415 mSDsCounter, 0 mSdLazyCounter, 1104 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1648 SdHoareTripleChecker+Valid, 1700 SdHoareTripleChecker+Invalid, 1306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 1104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:35,088 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1648 Valid, 1700 Invalid, 1306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 1104 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:37:35,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6707 states. [2022-03-01 16:37:35,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6707 to 6020. [2022-03-01 16:37:35,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6020 states, 6016 states have (on average 2.7406914893617023) internal successors, (16488), 6019 states have internal predecessors, (16488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:35,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6020 states to 6020 states and 16488 transitions. [2022-03-01 16:37:35,234 INFO L78 Accepts]: Start accepts. Automaton has 6020 states and 16488 transitions. Word has length 98 [2022-03-01 16:37:35,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:35,234 INFO L470 AbstractCegarLoop]: Abstraction has 6020 states and 16488 transitions. [2022-03-01 16:37:35,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:35,234 INFO L276 IsEmpty]: Start isEmpty. Operand 6020 states and 16488 transitions. [2022-03-01 16:37:35,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:35,241 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:35,241 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] [2022-03-01 16:37:35,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-01 16:37:35,241 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)] === [2022-03-01 16:37:35,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:35,242 INFO L85 PathProgramCache]: Analyzing trace with hash -1080182741, now seen corresponding path program 2 times [2022-03-01 16:37:35,242 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:35,242 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309615306] [2022-03-01 16:37:35,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:35,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:35,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:35,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:35,882 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:35,883 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309615306] [2022-03-01 16:37:35,883 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309615306] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:35,883 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:35,883 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:35,883 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306356177] [2022-03-01 16:37:35,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:35,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:35,884 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:35,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:35,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:35,884 INFO L87 Difference]: Start difference. First operand 6020 states and 16488 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:37,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:37,188 INFO L93 Difference]: Finished difference Result 6623 states and 17725 transitions. [2022-03-01 16:37:37,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:37,189 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:37:37,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:37,198 INFO L225 Difference]: With dead ends: 6623 [2022-03-01 16:37:37,198 INFO L226 Difference]: Without dead ends: 6623 [2022-03-01 16:37:37,199 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:37,199 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1886 mSDsluCounter, 1218 mSDsCounter, 0 mSdLazyCounter, 981 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1886 SdHoareTripleChecker+Valid, 1503 SdHoareTripleChecker+Invalid, 1164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 981 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:37,199 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1886 Valid, 1503 Invalid, 1164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 981 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:37:37,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6623 states. [2022-03-01 16:37:37,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6623 to 6062. [2022-03-01 16:37:37,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6062 states, 6058 states have (on average 2.741994057444701) internal successors, (16611), 6061 states have internal predecessors, (16611), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:37,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6062 states to 6062 states and 16611 transitions. [2022-03-01 16:37:37,315 INFO L78 Accepts]: Start accepts. Automaton has 6062 states and 16611 transitions. Word has length 98 [2022-03-01 16:37:37,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:37,315 INFO L470 AbstractCegarLoop]: Abstraction has 6062 states and 16611 transitions. [2022-03-01 16:37:37,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:37,315 INFO L276 IsEmpty]: Start isEmpty. Operand 6062 states and 16611 transitions. [2022-03-01 16:37:37,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:37,321 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:37,322 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:37,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-01 16:37:37,322 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)] === [2022-03-01 16:37:37,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:37,323 INFO L85 PathProgramCache]: Analyzing trace with hash -1080206921, now seen corresponding path program 3 times [2022-03-01 16:37:37,323 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:37,323 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643928861] [2022-03-01 16:37:37,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:37,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:37,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:38,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:38,104 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:38,104 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643928861] [2022-03-01 16:37:38,104 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643928861] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:38,104 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:38,104 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:38,104 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621913802] [2022-03-01 16:37:38,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:38,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:38,105 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:38,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:38,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:38,105 INFO L87 Difference]: Start difference. First operand 6062 states and 16611 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:39,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:39,441 INFO L93 Difference]: Finished difference Result 6511 states and 17425 transitions. [2022-03-01 16:37:39,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:39,442 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:37:39,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:39,452 INFO L225 Difference]: With dead ends: 6511 [2022-03-01 16:37:39,452 INFO L226 Difference]: Without dead ends: 6511 [2022-03-01 16:37:39,453 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=336, Invalid=786, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:39,453 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1626 mSDsluCounter, 1454 mSDsCounter, 0 mSdLazyCounter, 1118 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1626 SdHoareTripleChecker+Valid, 1739 SdHoareTripleChecker+Invalid, 1261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:39,453 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1626 Valid, 1739 Invalid, 1261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1118 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:37:39,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6511 states. [2022-03-01 16:37:39,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6511 to 6104. [2022-03-01 16:37:39,535 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) [2022-03-01 16:37:39,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6104 states to 6104 states and 16734 transitions. [2022-03-01 16:37:39,545 INFO L78 Accepts]: Start accepts. Automaton has 6104 states and 16734 transitions. Word has length 98 [2022-03-01 16:37:39,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:39,546 INFO L470 AbstractCegarLoop]: Abstraction has 6104 states and 16734 transitions. [2022-03-01 16:37:39,546 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:39,546 INFO L276 IsEmpty]: Start isEmpty. Operand 6104 states and 16734 transitions. [2022-03-01 16:37:39,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:39,552 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:39,552 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:39,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-01 16:37:39,552 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)] === [2022-03-01 16:37:39,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:39,553 INFO L85 PathProgramCache]: Analyzing trace with hash -213153699, now seen corresponding path program 4 times [2022-03-01 16:37:39,553 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:39,553 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291265587] [2022-03-01 16:37:39,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:39,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:39,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:39,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:39,912 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:39,912 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291265587] [2022-03-01 16:37:39,912 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291265587] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:39,912 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:39,912 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:39,912 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694839470] [2022-03-01 16:37:39,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:39,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:39,913 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:39,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:39,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:39,913 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) [2022-03-01 16:37:41,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:41,352 INFO L93 Difference]: Finished difference Result 7227 states and 19409 transitions. [2022-03-01 16:37:41,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:37:41,367 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:37:41,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:41,378 INFO L225 Difference]: With dead ends: 7227 [2022-03-01 16:37:41,378 INFO L226 Difference]: Without dead ends: 7227 [2022-03-01 16:37:41,379 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:37:41,379 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1678 mSDsluCounter, 1734 mSDsCounter, 0 mSdLazyCounter, 1416 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1678 SdHoareTripleChecker+Valid, 2056 SdHoareTripleChecker+Invalid, 1559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:41,379 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1678 Valid, 2056 Invalid, 1559 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1416 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:37:41,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7227 states. [2022-03-01 16:37:41,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7227 to 6174. [2022-03-01 16:37:41,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6174 states, 6170 states have (on average 2.745380875202593) internal successors, (16939), 6173 states have internal predecessors, (16939), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:41,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6174 states to 6174 states and 16939 transitions. [2022-03-01 16:37:41,488 INFO L78 Accepts]: Start accepts. Automaton has 6174 states and 16939 transitions. Word has length 98 [2022-03-01 16:37:41,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:41,488 INFO L470 AbstractCegarLoop]: Abstraction has 6174 states and 16939 transitions. [2022-03-01 16:37:41,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:41,488 INFO L276 IsEmpty]: Start isEmpty. Operand 6174 states and 16939 transitions. [2022-03-01 16:37:41,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:41,494 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:41,494 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:41,494 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-01 16:37:41,494 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)] === [2022-03-01 16:37:41,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:41,495 INFO L85 PathProgramCache]: Analyzing trace with hash -216440319, now seen corresponding path program 5 times [2022-03-01 16:37:41,495 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:41,495 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580000833] [2022-03-01 16:37:41,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:41,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:42,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:42,009 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:42,009 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580000833] [2022-03-01 16:37:42,009 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580000833] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:42,009 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:42,009 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:42,009 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998335532] [2022-03-01 16:37:42,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:42,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:42,010 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:42,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:42,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:42,010 INFO L87 Difference]: Start difference. First operand 6174 states and 16939 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:43,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:43,525 INFO L93 Difference]: Finished difference Result 7255 states and 19491 transitions. [2022-03-01 16:37:43,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:37:43,526 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:37:43,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:43,537 INFO L225 Difference]: With dead ends: 7255 [2022-03-01 16:37:43,537 INFO L226 Difference]: Without dead ends: 7255 [2022-03-01 16:37:43,538 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=373, Invalid=817, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:37:43,538 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1676 mSDsluCounter, 1777 mSDsCounter, 0 mSdLazyCounter, 1417 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1676 SdHoareTripleChecker+Valid, 2100 SdHoareTripleChecker+Invalid, 1566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:43,539 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1676 Valid, 2100 Invalid, 1566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1417 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:37:43,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7255 states. [2022-03-01 16:37:43,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7255 to 6230. [2022-03-01 16:37:43,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6230 states, 6226 states have (on average 2.7470285897847737) internal successors, (17103), 6229 states have internal predecessors, (17103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:43,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6230 states to 6230 states and 17103 transitions. [2022-03-01 16:37:43,647 INFO L78 Accepts]: Start accepts. Automaton has 6230 states and 17103 transitions. Word has length 98 [2022-03-01 16:37:43,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:43,647 INFO L470 AbstractCegarLoop]: Abstraction has 6230 states and 17103 transitions. [2022-03-01 16:37:43,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:43,647 INFO L276 IsEmpty]: Start isEmpty. Operand 6230 states and 17103 transitions. [2022-03-01 16:37:43,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:43,653 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:43,653 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:43,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-01 16:37:43,653 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)] === [2022-03-01 16:37:43,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:43,654 INFO L85 PathProgramCache]: Analyzing trace with hash -216464499, now seen corresponding path program 6 times [2022-03-01 16:37:43,654 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:43,654 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993941631] [2022-03-01 16:37:43,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:43,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:43,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:44,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:44,247 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:44,247 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993941631] [2022-03-01 16:37:44,247 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993941631] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:44,247 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:44,247 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:44,247 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58174385] [2022-03-01 16:37:44,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:44,247 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:44,247 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:44,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:44,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:44,248 INFO L87 Difference]: Start difference. First operand 6230 states and 17103 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:45,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:45,417 INFO L93 Difference]: Finished difference Result 7339 states and 19765 transitions. [2022-03-01 16:37:45,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:45,417 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:37:45,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:45,429 INFO L225 Difference]: With dead ends: 7339 [2022-03-01 16:37:45,429 INFO L226 Difference]: Without dead ends: 7339 [2022-03-01 16:37:45,430 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:45,430 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1532 mSDsluCounter, 1297 mSDsCounter, 0 mSdLazyCounter, 1088 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1532 SdHoareTripleChecker+Valid, 1598 SdHoareTripleChecker+Invalid, 1245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1088 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:45,431 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1532 Valid, 1598 Invalid, 1245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1088 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:37:45,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7339 states. [2022-03-01 16:37:45,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7339 to 6188. [2022-03-01 16:37:45,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6188 states, 6184 states have (on average 2.7457956015523934) internal successors, (16980), 6187 states have internal predecessors, (16980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:45,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6188 states to 6188 states and 16980 transitions. [2022-03-01 16:37:45,537 INFO L78 Accepts]: Start accepts. Automaton has 6188 states and 16980 transitions. Word has length 98 [2022-03-01 16:37:45,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:45,537 INFO L470 AbstractCegarLoop]: Abstraction has 6188 states and 16980 transitions. [2022-03-01 16:37:45,537 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:45,538 INFO L276 IsEmpty]: Start isEmpty. Operand 6188 states and 16980 transitions. [2022-03-01 16:37:45,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:45,544 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:45,544 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:45,544 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-01 16:37:45,544 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)] === [2022-03-01 16:37:45,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:45,544 INFO L85 PathProgramCache]: Analyzing trace with hash 285390749, now seen corresponding path program 7 times [2022-03-01 16:37:45,544 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:45,544 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346023280] [2022-03-01 16:37:45,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:45,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:45,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:45,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:45,996 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:45,996 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346023280] [2022-03-01 16:37:45,996 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346023280] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:45,996 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:45,996 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:45,997 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706457576] [2022-03-01 16:37:45,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:45,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:45,997 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:45,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:45,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:45,998 INFO L87 Difference]: Start difference. First operand 6188 states and 16980 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:47,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:47,287 INFO L93 Difference]: Finished difference Result 7017 states and 18822 transitions. [2022-03-01 16:37:47,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:37:47,287 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:37:47,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:47,298 INFO L225 Difference]: With dead ends: 7017 [2022-03-01 16:37:47,298 INFO L226 Difference]: Without dead ends: 7017 [2022-03-01 16:37:47,299 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:37:47,299 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 1458 mSDsluCounter, 1586 mSDsCounter, 0 mSdLazyCounter, 1267 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1458 SdHoareTripleChecker+Valid, 1886 SdHoareTripleChecker+Invalid, 1376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:47,299 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1458 Valid, 1886 Invalid, 1376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1267 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:37:47,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7017 states. [2022-03-01 16:37:47,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7017 to 6202. [2022-03-01 16:37:47,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6202 states, 6198 states have (on average 2.7462084543401097) internal successors, (17021), 6201 states have internal predecessors, (17021), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:47,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6202 states to 6202 states and 17021 transitions. [2022-03-01 16:37:47,402 INFO L78 Accepts]: Start accepts. Automaton has 6202 states and 17021 transitions. Word has length 98 [2022-03-01 16:37:47,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:47,402 INFO L470 AbstractCegarLoop]: Abstraction has 6202 states and 17021 transitions. [2022-03-01 16:37:47,402 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:47,402 INFO L276 IsEmpty]: Start isEmpty. Operand 6202 states and 17021 transitions. [2022-03-01 16:37:47,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:47,408 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:47,408 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] [2022-03-01 16:37:47,409 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-01 16:37:47,409 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)] === [2022-03-01 16:37:47,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:47,409 INFO L85 PathProgramCache]: Analyzing trace with hash 894914609, now seen corresponding path program 8 times [2022-03-01 16:37:47,409 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:47,409 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410236211] [2022-03-01 16:37:47,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:47,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:47,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:47,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:47,988 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:47,988 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410236211] [2022-03-01 16:37:47,989 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410236211] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:47,989 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:47,989 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:47,989 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304231571] [2022-03-01 16:37:47,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:47,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:47,989 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:47,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:47,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:47,990 INFO L87 Difference]: Start difference. First operand 6202 states and 17021 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:49,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:49,568 INFO L93 Difference]: Finished difference Result 7115 states and 19109 transitions. [2022-03-01 16:37:49,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:49,568 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:37:49,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:49,579 INFO L225 Difference]: With dead ends: 7115 [2022-03-01 16:37:49,579 INFO L226 Difference]: Without dead ends: 7115 [2022-03-01 16:37:49,580 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 [2022-03-01 16:37:49,580 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1615 mSDsluCounter, 1747 mSDsCounter, 0 mSdLazyCounter, 1443 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1615 SdHoareTripleChecker+Valid, 2056 SdHoareTripleChecker+Invalid, 1564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:49,581 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1615 Valid, 2056 Invalid, 1564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1443 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:37:49,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7115 states. [2022-03-01 16:37:49,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7115 to 6160. [2022-03-01 16:37:49,673 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) [2022-03-01 16:37:49,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 16898 transitions. [2022-03-01 16:37:49,686 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 16898 transitions. Word has length 98 [2022-03-01 16:37:49,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:49,686 INFO L470 AbstractCegarLoop]: Abstraction has 6160 states and 16898 transitions. [2022-03-01 16:37:49,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:49,687 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 16898 transitions. [2022-03-01 16:37:49,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:49,693 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:49,693 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:49,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-01 16:37:49,693 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)] === [2022-03-01 16:37:49,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:49,693 INFO L85 PathProgramCache]: Analyzing trace with hash 89132175, now seen corresponding path program 9 times [2022-03-01 16:37:49,694 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:49,694 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040617176] [2022-03-01 16:37:49,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:49,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:49,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:50,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:50,168 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:50,168 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040617176] [2022-03-01 16:37:50,168 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040617176] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:50,168 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:50,168 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:50,168 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440414073] [2022-03-01 16:37:50,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:50,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:50,169 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:50,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:50,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:50,169 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) [2022-03-01 16:37:51,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:51,462 INFO L93 Difference]: Finished difference Result 7395 states and 19901 transitions. [2022-03-01 16:37:51,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:37:51,463 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 [2022-03-01 16:37:51,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:51,473 INFO L225 Difference]: With dead ends: 7395 [2022-03-01 16:37:51,474 INFO L226 Difference]: Without dead ends: 7395 [2022-03-01 16:37:51,474 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=402, Invalid=858, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:37:51,474 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 1768 mSDsluCounter, 1326 mSDsCounter, 0 mSdLazyCounter, 1137 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1768 SdHoareTripleChecker+Valid, 1662 SdHoareTripleChecker+Invalid, 1328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 1137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:51,475 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1768 Valid, 1662 Invalid, 1328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 1137 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:37:51,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7395 states. [2022-03-01 16:37:51,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7395 to 6244. [2022-03-01 16:37:51,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6244 states, 6240 states have (on average 2.7474358974358974) internal successors, (17144), 6243 states have internal predecessors, (17144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:51,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6244 states to 6244 states and 17144 transitions. [2022-03-01 16:37:51,591 INFO L78 Accepts]: Start accepts. Automaton has 6244 states and 17144 transitions. Word has length 98 [2022-03-01 16:37:51,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:51,591 INFO L470 AbstractCegarLoop]: Abstraction has 6244 states and 17144 transitions. [2022-03-01 16:37:51,591 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:51,591 INFO L276 IsEmpty]: Start isEmpty. Operand 6244 states and 17144 transitions. [2022-03-01 16:37:51,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:51,597 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:51,597 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:51,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-01 16:37:51,597 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)] === [2022-03-01 16:37:51,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:51,597 INFO L85 PathProgramCache]: Analyzing trace with hash 85845555, now seen corresponding path program 10 times [2022-03-01 16:37:51,597 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:51,597 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077317900] [2022-03-01 16:37:51,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:51,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:52,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:52,094 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:52,094 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077317900] [2022-03-01 16:37:52,095 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077317900] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:52,095 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:52,095 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:52,095 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891463851] [2022-03-01 16:37:52,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:52,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:52,095 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:52,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:52,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:52,096 INFO L87 Difference]: Start difference. First operand 6244 states and 17144 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:53,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:53,249 INFO L93 Difference]: Finished difference Result 7367 states and 19819 transitions. [2022-03-01 16:37:53,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:53,250 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:37:53,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:53,261 INFO L225 Difference]: With dead ends: 7367 [2022-03-01 16:37:53,261 INFO L226 Difference]: Without dead ends: 7367 [2022-03-01 16:37:53,261 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:53,262 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1701 mSDsluCounter, 1233 mSDsCounter, 0 mSdLazyCounter, 1088 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1701 SdHoareTripleChecker+Valid, 1537 SdHoareTripleChecker+Invalid, 1247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1088 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:53,262 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1701 Valid, 1537 Invalid, 1247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1088 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:37:53,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7367 states. [2022-03-01 16:37:53,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7367 to 6286. [2022-03-01 16:37:53,335 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) [2022-03-01 16:37:53,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-03-01 16:37:53,345 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-03-01 16:37:53,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:53,345 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-03-01 16:37:53,345 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:53,345 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-03-01 16:37:53,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:53,350 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:53,350 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:53,351 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-01 16:37:53,351 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)] === [2022-03-01 16:37:53,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:53,351 INFO L85 PathProgramCache]: Analyzing trace with hash 85821375, now seen corresponding path program 11 times [2022-03-01 16:37:53,351 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:53,351 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063261272] [2022-03-01 16:37:53,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:53,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:53,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:54,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:54,019 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:54,019 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063261272] [2022-03-01 16:37:54,019 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063261272] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:54,019 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:54,019 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:54,019 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093958853] [2022-03-01 16:37:54,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:54,019 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:54,019 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:54,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:54,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:54,020 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) [2022-03-01 16:37:55,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:55,397 INFO L93 Difference]: Finished difference Result 7255 states and 19519 transitions. [2022-03-01 16:37:55,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:55,398 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:37:55,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:55,408 INFO L225 Difference]: With dead ends: 7255 [2022-03-01 16:37:55,409 INFO L226 Difference]: Without dead ends: 7255 [2022-03-01 16:37:55,409 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:55,409 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1600 mSDsluCounter, 1750 mSDsCounter, 0 mSdLazyCounter, 1431 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1600 SdHoareTripleChecker+Valid, 2051 SdHoareTripleChecker+Invalid, 1555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1431 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:55,409 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1600 Valid, 2051 Invalid, 1555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1431 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:37:55,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7255 states. [2022-03-01 16:37:55,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7255 to 6160. [2022-03-01 16:37:55,477 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) [2022-03-01 16:37:55,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 16898 transitions. [2022-03-01 16:37:55,487 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 16898 transitions. Word has length 98 [2022-03-01 16:37:55,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:55,487 INFO L470 AbstractCegarLoop]: Abstraction has 6160 states and 16898 transitions. [2022-03-01 16:37:55,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:55,488 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 16898 transitions. [2022-03-01 16:37:55,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:55,493 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:55,493 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] [2022-03-01 16:37:55,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-01 16:37:55,493 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)] === [2022-03-01 16:37:55,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:55,494 INFO L85 PathProgramCache]: Analyzing trace with hash 2026488151, now seen corresponding path program 12 times [2022-03-01 16:37:55,494 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:55,494 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533934913] [2022-03-01 16:37:55,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:55,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:55,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:55,838 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:55,838 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533934913] [2022-03-01 16:37:55,838 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533934913] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:55,838 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:55,838 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:55,838 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554659434] [2022-03-01 16:37:55,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:55,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:55,838 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:55,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:55,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:55,839 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) [2022-03-01 16:37:57,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:57,271 INFO L93 Difference]: Finished difference Result 7451 states and 20051 transitions. [2022-03-01 16:37:57,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:37:57,272 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:37:57,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:57,282 INFO L225 Difference]: With dead ends: 7451 [2022-03-01 16:37:57,282 INFO L226 Difference]: Without dead ends: 7451 [2022-03-01 16:37:57,283 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=416, Invalid=844, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:37:57,283 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1675 mSDsluCounter, 1475 mSDsCounter, 0 mSdLazyCounter, 1348 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1675 SdHoareTripleChecker+Valid, 1804 SdHoareTripleChecker+Invalid, 1474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:57,283 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1675 Valid, 1804 Invalid, 1474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1348 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:37:57,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7451 states. [2022-03-01 16:37:57,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7451 to 6272. [2022-03-01 16:37:57,351 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) [2022-03-01 16:37:57,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-03-01 16:37:57,361 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-03-01 16:37:57,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:57,361 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-03-01 16:37:57,361 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:57,361 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-03-01 16:37:57,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:57,366 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:57,366 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:57,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-01 16:37:57,366 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)] === [2022-03-01 16:37:57,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:57,367 INFO L85 PathProgramCache]: Analyzing trace with hash 2023201531, now seen corresponding path program 13 times [2022-03-01 16:37:57,367 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:57,367 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150343414] [2022-03-01 16:37:57,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:57,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:57,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:57,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:57,805 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:57,806 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150343414] [2022-03-01 16:37:57,806 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150343414] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:57,806 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:57,806 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:57,806 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096443266] [2022-03-01 16:37:57,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:57,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:57,806 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:57,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:57,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:57,807 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) [2022-03-01 16:37:59,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:59,395 INFO L93 Difference]: Finished difference Result 7479 states and 20133 transitions. [2022-03-01 16:37:59,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:37:59,395 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:37:59,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:59,406 INFO L225 Difference]: With dead ends: 7479 [2022-03-01 16:37:59,407 INFO L226 Difference]: Without dead ends: 7479 [2022-03-01 16:37:59,407 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=404, Invalid=856, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:37:59,408 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1679 mSDsluCounter, 1766 mSDsCounter, 0 mSdLazyCounter, 1580 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1679 SdHoareTripleChecker+Valid, 2093 SdHoareTripleChecker+Invalid, 1703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1580 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:59,408 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1679 Valid, 2093 Invalid, 1703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1580 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:37:59,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7479 states. [2022-03-01 16:37:59,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7479 to 6356. [2022-03-01 16:37:59,487 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) [2022-03-01 16:37:59,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-01 16:37:59,498 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-01 16:37:59,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:59,498 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-01 16:37:59,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:59,499 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-01 16:37:59,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:59,504 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:59,504 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:59,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-01 16:37:59,504 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)] === [2022-03-01 16:37:59,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:59,504 INFO L85 PathProgramCache]: Analyzing trace with hash 2023177351, now seen corresponding path program 14 times [2022-03-01 16:37:59,504 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:59,505 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358695886] [2022-03-01 16:37:59,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:59,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:59,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:00,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:00,171 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:00,171 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358695886] [2022-03-01 16:38:00,171 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358695886] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:00,171 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:00,171 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:00,172 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676808053] [2022-03-01 16:38:00,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:00,172 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:00,172 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:00,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:00,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:00,172 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) [2022-03-01 16:38:01,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:01,713 INFO L93 Difference]: Finished difference Result 7563 states and 20407 transitions. [2022-03-01 16:38:01,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:01,714 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:01,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:01,724 INFO L225 Difference]: With dead ends: 7563 [2022-03-01 16:38:01,724 INFO L226 Difference]: Without dead ends: 7563 [2022-03-01 16:38:01,725 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:01,725 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1509 mSDsluCounter, 1814 mSDsCounter, 0 mSdLazyCounter, 1599 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1509 SdHoareTripleChecker+Valid, 2116 SdHoareTripleChecker+Invalid, 1720 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:01,725 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1509 Valid, 2116 Invalid, 1720 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1599 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:38:01,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7563 states. [2022-03-01 16:38:01,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7563 to 6314. [2022-03-01 16:38:01,798 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) [2022-03-01 16:38:01,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6314 states to 6314 states and 17349 transitions. [2022-03-01 16:38:01,808 INFO L78 Accepts]: Start accepts. Automaton has 6314 states and 17349 transitions. Word has length 98 [2022-03-01 16:38:01,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:01,808 INFO L470 AbstractCegarLoop]: Abstraction has 6314 states and 17349 transitions. [2022-03-01 16:38:01,808 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:01,808 INFO L276 IsEmpty]: Start isEmpty. Operand 6314 states and 17349 transitions. [2022-03-01 16:38:01,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:01,813 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:01,813 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:01,813 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-01 16:38:01,813 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)] === [2022-03-01 16:38:01,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:01,814 INFO L85 PathProgramCache]: Analyzing trace with hash -1769934697, now seen corresponding path program 15 times [2022-03-01 16:38:01,814 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:01,814 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170693127] [2022-03-01 16:38:01,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:01,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:01,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:02,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:02,207 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:02,207 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170693127] [2022-03-01 16:38:02,207 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170693127] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:02,207 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:02,207 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:02,207 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523951884] [2022-03-01 16:38:02,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:02,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:02,208 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:02,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:02,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:02,208 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) [2022-03-01 16:38:03,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:03,386 INFO L93 Difference]: Finished difference Result 7563 states and 20365 transitions. [2022-03-01 16:38:03,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:38:03,386 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:03,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:03,398 INFO L225 Difference]: With dead ends: 7563 [2022-03-01 16:38:03,398 INFO L226 Difference]: Without dead ends: 7563 [2022-03-01 16:38:03,399 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:38:03,399 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1387 mSDsluCounter, 1455 mSDsCounter, 0 mSdLazyCounter, 1213 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1387 SdHoareTripleChecker+Valid, 1760 SdHoareTripleChecker+Invalid, 1362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:03,399 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1387 Valid, 1760 Invalid, 1362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1213 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:38:03,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7563 states. [2022-03-01 16:38:03,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7563 to 6328. [2022-03-01 16:38:03,496 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) [2022-03-01 16:38:03,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-01 16:38:03,509 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-01 16:38:03,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:03,510 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-01 16:38:03,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:03,510 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-01 16:38:03,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:03,515 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:03,515 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:03,515 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-01 16:38:03,515 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)] === [2022-03-01 16:38:03,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:03,515 INFO L85 PathProgramCache]: Analyzing trace with hash -1160410837, now seen corresponding path program 16 times [2022-03-01 16:38:03,516 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:03,516 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559332650] [2022-03-01 16:38:03,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:03,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:03,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:03,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:03,963 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:03,963 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559332650] [2022-03-01 16:38:03,963 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559332650] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:03,963 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:03,963 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:03,963 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922610484] [2022-03-01 16:38:03,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:03,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:03,963 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:03,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:03,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:03,964 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) [2022-03-01 16:38:05,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:05,540 INFO L93 Difference]: Finished difference Result 7619 states and 20529 transitions. [2022-03-01 16:38:05,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:05,540 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:05,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:05,550 INFO L225 Difference]: With dead ends: 7619 [2022-03-01 16:38:05,550 INFO L226 Difference]: Without dead ends: 7619 [2022-03-01 16:38:05,550 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:05,550 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1336 mSDsluCounter, 1898 mSDsCounter, 0 mSdLazyCounter, 1614 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1336 SdHoareTripleChecker+Valid, 2211 SdHoareTripleChecker+Invalid, 1730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1614 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:05,550 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1336 Valid, 2211 Invalid, 1730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1614 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:38:05,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7619 states. [2022-03-01 16:38:05,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7619 to 6300. [2022-03-01 16:38:05,613 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) [2022-03-01 16:38:05,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6300 states to 6300 states and 17308 transitions. [2022-03-01 16:38:05,623 INFO L78 Accepts]: Start accepts. Automaton has 6300 states and 17308 transitions. Word has length 98 [2022-03-01 16:38:05,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:05,623 INFO L470 AbstractCegarLoop]: Abstraction has 6300 states and 17308 transitions. [2022-03-01 16:38:05,623 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:05,623 INFO L276 IsEmpty]: Start isEmpty. Operand 6300 states and 17308 transitions. [2022-03-01 16:38:05,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:05,628 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:05,628 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:05,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-01 16:38:05,628 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)] === [2022-03-01 16:38:05,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:05,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1365575417, now seen corresponding path program 17 times [2022-03-01 16:38:05,629 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:05,629 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103894786] [2022-03-01 16:38:05,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:05,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:05,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:06,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:06,031 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:06,031 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103894786] [2022-03-01 16:38:06,031 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103894786] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:06,031 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:06,031 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:06,031 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525892674] [2022-03-01 16:38:06,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:06,031 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:06,031 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:06,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:06,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:06,032 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) [2022-03-01 16:38:07,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:07,308 INFO L93 Difference]: Finished difference Result 7227 states and 19423 transitions. [2022-03-01 16:38:07,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:38:07,309 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:07,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:07,319 INFO L225 Difference]: With dead ends: 7227 [2022-03-01 16:38:07,319 INFO L226 Difference]: Without dead ends: 7227 [2022-03-01 16:38:07,319 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:38:07,320 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1285 mSDsluCounter, 1545 mSDsCounter, 0 mSdLazyCounter, 1332 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1285 SdHoareTripleChecker+Valid, 1832 SdHoareTripleChecker+Invalid, 1416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 1332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:07,320 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1285 Valid, 1832 Invalid, 1416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 1332 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:38:07,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7227 states. [2022-03-01 16:38:07,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7227 to 6328. [2022-03-01 16:38:07,386 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) [2022-03-01 16:38:07,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-01 16:38:07,396 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-01 16:38:07,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:07,396 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-01 16:38:07,396 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:07,397 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-01 16:38:07,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:07,401 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:07,401 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:07,401 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-01 16:38:07,401 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)] === [2022-03-01 16:38:07,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:07,402 INFO L85 PathProgramCache]: Analyzing trace with hash -509079471, now seen corresponding path program 18 times [2022-03-01 16:38:07,402 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:07,402 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059847815] [2022-03-01 16:38:07,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:07,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:07,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:07,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:07,787 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:07,787 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059847815] [2022-03-01 16:38:07,787 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059847815] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:07,787 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:07,787 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:07,787 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790947440] [2022-03-01 16:38:07,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:07,787 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:07,787 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:07,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:07,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:07,788 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) [2022-03-01 16:38:09,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:09,113 INFO L93 Difference]: Finished difference Result 7395 states and 19873 transitions. [2022-03-01 16:38:09,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:38:09,114 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:09,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:09,124 INFO L225 Difference]: With dead ends: 7395 [2022-03-01 16:38:09,124 INFO L226 Difference]: Without dead ends: 7395 [2022-03-01 16:38:09,124 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:38:09,125 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 1555 mSDsluCounter, 1501 mSDsCounter, 0 mSdLazyCounter, 1323 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1555 SdHoareTripleChecker+Valid, 1800 SdHoareTripleChecker+Invalid, 1472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:09,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1555 Valid, 1800 Invalid, 1472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1323 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:38:09,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7395 states. [2022-03-01 16:38:09,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7395 to 6328. [2022-03-01 16:38:09,205 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) [2022-03-01 16:38:09,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-01 16:38:09,217 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-01 16:38:09,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:09,217 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-01 16:38:09,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:09,217 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-01 16:38:09,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:09,222 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:09,222 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] [2022-03-01 16:38:09,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-01 16:38:09,222 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)] === [2022-03-01 16:38:09,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:09,223 INFO L85 PathProgramCache]: Analyzing trace with hash 100444389, now seen corresponding path program 19 times [2022-03-01 16:38:09,223 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:09,223 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694906295] [2022-03-01 16:38:09,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:09,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:09,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:09,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:09,701 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:09,701 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694906295] [2022-03-01 16:38:09,701 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694906295] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:09,701 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:09,701 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:09,702 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791476703] [2022-03-01 16:38:09,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:09,702 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:09,702 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:09,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:09,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:09,702 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) [2022-03-01 16:38:11,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:11,100 INFO L93 Difference]: Finished difference Result 7325 states and 19710 transitions. [2022-03-01 16:38:11,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:11,100 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:11,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:11,111 INFO L225 Difference]: With dead ends: 7325 [2022-03-01 16:38:11,111 INFO L226 Difference]: Without dead ends: 7325 [2022-03-01 16:38:11,111 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:11,112 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1443 mSDsluCounter, 1610 mSDsCounter, 0 mSdLazyCounter, 1334 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1443 SdHoareTripleChecker+Valid, 1920 SdHoareTripleChecker+Invalid, 1508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 1334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:11,112 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1443 Valid, 1920 Invalid, 1508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 1334 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:38:11,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7325 states. [2022-03-01 16:38:11,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7325 to 6272. [2022-03-01 16:38:11,180 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) [2022-03-01 16:38:11,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-03-01 16:38:11,190 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-03-01 16:38:11,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:11,190 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-03-01 16:38:11,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:11,191 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-03-01 16:38:11,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:11,195 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:11,195 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] [2022-03-01 16:38:11,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-01 16:38:11,195 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)] === [2022-03-01 16:38:11,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:11,196 INFO L85 PathProgramCache]: Analyzing trace with hash 2062713155, now seen corresponding path program 20 times [2022-03-01 16:38:11,196 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:11,196 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356471553] [2022-03-01 16:38:11,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:11,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:11,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:11,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:11,545 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:11,545 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356471553] [2022-03-01 16:38:11,545 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [356471553] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:11,545 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:11,545 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:11,545 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220308370] [2022-03-01 16:38:11,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:11,546 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:11,546 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:11,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:11,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:11,546 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) [2022-03-01 16:38:13,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:13,173 INFO L93 Difference]: Finished difference Result 7759 states and 20911 transitions. [2022-03-01 16:38:13,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:38:13,173 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:13,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:13,185 INFO L225 Difference]: With dead ends: 7759 [2022-03-01 16:38:13,185 INFO L226 Difference]: Without dead ends: 7759 [2022-03-01 16:38:13,185 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=437, Invalid=895, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 16:38:13,186 INFO L933 BasicCegarLoop]: 376 mSDtfsCounter, 1737 mSDsluCounter, 2003 mSDsCounter, 0 mSdLazyCounter, 1763 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1737 SdHoareTripleChecker+Valid, 2343 SdHoareTripleChecker+Invalid, 1912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:13,186 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1737 Valid, 2343 Invalid, 1912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1763 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:38:13,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7759 states. [2022-03-01 16:38:13,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7759 to 6342. [2022-03-01 16:38:13,257 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) [2022-03-01 16:38:13,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6342 states to 6342 states and 17431 transitions. [2022-03-01 16:38:13,268 INFO L78 Accepts]: Start accepts. Automaton has 6342 states and 17431 transitions. Word has length 98 [2022-03-01 16:38:13,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:13,269 INFO L470 AbstractCegarLoop]: Abstraction has 6342 states and 17431 transitions. [2022-03-01 16:38:13,269 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:13,269 INFO L276 IsEmpty]: Start isEmpty. Operand 6342 states and 17431 transitions. [2022-03-01 16:38:13,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:13,274 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:13,274 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] [2022-03-01 16:38:13,274 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-01 16:38:13,274 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)] === [2022-03-01 16:38:13,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:13,274 INFO L85 PathProgramCache]: Analyzing trace with hash 2059426535, now seen corresponding path program 21 times [2022-03-01 16:38:13,274 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:13,275 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238807150] [2022-03-01 16:38:13,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:13,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:13,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:13,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:13,711 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:13,711 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238807150] [2022-03-01 16:38:13,711 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238807150] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:13,711 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:13,711 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:13,712 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78757194] [2022-03-01 16:38:13,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:13,712 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:13,712 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:13,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:13,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:13,712 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) [2022-03-01 16:38:15,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:15,088 INFO L93 Difference]: Finished difference Result 7647 states and 20583 transitions. [2022-03-01 16:38:15,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:38:15,088 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:15,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:15,098 INFO L225 Difference]: With dead ends: 7647 [2022-03-01 16:38:15,098 INFO L226 Difference]: Without dead ends: 7647 [2022-03-01 16:38:15,099 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=374, Invalid=816, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:38:15,099 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1581 mSDsluCounter, 1647 mSDsCounter, 0 mSdLazyCounter, 1426 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 1962 SdHoareTripleChecker+Invalid, 1586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 1426 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:15,099 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1581 Valid, 1962 Invalid, 1586 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 1426 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:38:15,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7647 states. [2022-03-01 16:38:15,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7647 to 6398. [2022-03-01 16:38:15,165 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) [2022-03-01 16:38:15,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-03-01 16:38:15,174 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-03-01 16:38:15,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:15,174 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-03-01 16:38:15,174 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:15,175 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-03-01 16:38:15,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:15,179 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:15,179 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:15,179 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-01 16:38:15,179 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)] === [2022-03-01 16:38:15,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:15,179 INFO L85 PathProgramCache]: Analyzing trace with hash 2059402355, now seen corresponding path program 22 times [2022-03-01 16:38:15,179 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:15,179 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719027741] [2022-03-01 16:38:15,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:15,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:15,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:15,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:15,663 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:15,663 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719027741] [2022-03-01 16:38:15,663 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719027741] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:15,663 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:15,663 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:15,663 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652176360] [2022-03-01 16:38:15,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:15,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:15,663 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:15,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:15,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:15,664 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) [2022-03-01 16:38:17,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:17,191 INFO L93 Difference]: Finished difference Result 7731 states and 20857 transitions. [2022-03-01 16:38:17,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:17,192 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 [2022-03-01 16:38:17,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:17,202 INFO L225 Difference]: With dead ends: 7731 [2022-03-01 16:38:17,202 INFO L226 Difference]: Without dead ends: 7731 [2022-03-01 16:38:17,203 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:17,203 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1194 mSDsluCounter, 2015 mSDsCounter, 0 mSdLazyCounter, 1744 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1194 SdHoareTripleChecker+Valid, 2318 SdHoareTripleChecker+Invalid, 1861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:17,204 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1194 Valid, 2318 Invalid, 1861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1744 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:38:17,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7731 states. [2022-03-01 16:38:17,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7731 to 6356. [2022-03-01 16:38:17,271 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) [2022-03-01 16:38:17,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-01 16:38:17,281 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-01 16:38:17,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:17,281 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-01 16:38:17,282 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:17,282 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-01 16:38:17,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:17,286 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:17,286 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:17,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-01 16:38:17,286 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)] === [2022-03-01 16:38:17,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:17,287 INFO L85 PathProgramCache]: Analyzing trace with hash -1733709693, now seen corresponding path program 23 times [2022-03-01 16:38:17,287 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:17,287 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739472578] [2022-03-01 16:38:17,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:17,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:17,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:17,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:17,679 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:17,679 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739472578] [2022-03-01 16:38:17,679 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739472578] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:17,680 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:17,680 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:17,680 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228092095] [2022-03-01 16:38:17,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:17,680 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:17,680 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:17,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:17,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:17,680 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) [2022-03-01 16:38:18,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:18,865 INFO L93 Difference]: Finished difference Result 7535 states and 20283 transitions. [2022-03-01 16:38:18,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:38:18,865 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:18,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:18,876 INFO L225 Difference]: With dead ends: 7535 [2022-03-01 16:38:18,876 INFO L226 Difference]: Without dead ends: 7535 [2022-03-01 16:38:18,877 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:38:18,877 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1167 mSDsluCounter, 1511 mSDsCounter, 0 mSdLazyCounter, 1255 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1167 SdHoareTripleChecker+Valid, 1813 SdHoareTripleChecker+Invalid, 1366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 1255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:18,877 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1167 Valid, 1813 Invalid, 1366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 1255 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:38:18,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7535 states. [2022-03-01 16:38:18,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7535 to 6356. [2022-03-01 16:38:18,949 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) [2022-03-01 16:38:18,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-01 16:38:18,962 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-01 16:38:18,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:18,962 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-01 16:38:18,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:18,962 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-01 16:38:18,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:18,968 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:18,968 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:18,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-01 16:38:18,968 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)] === [2022-03-01 16:38:18,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:18,969 INFO L85 PathProgramCache]: Analyzing trace with hash -1124185833, now seen corresponding path program 24 times [2022-03-01 16:38:18,969 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:18,969 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151899282] [2022-03-01 16:38:18,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:18,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:18,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:19,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:19,409 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:19,409 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151899282] [2022-03-01 16:38:19,409 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1151899282] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:19,409 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:19,409 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:19,409 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477550501] [2022-03-01 16:38:19,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:19,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:19,410 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:19,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:19,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:19,410 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) [2022-03-01 16:38:21,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:21,194 INFO L93 Difference]: Finished difference Result 7633 states and 20570 transitions. [2022-03-01 16:38:21,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:21,195 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:21,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:21,205 INFO L225 Difference]: With dead ends: 7633 [2022-03-01 16:38:21,205 INFO L226 Difference]: Without dead ends: 7633 [2022-03-01 16:38:21,206 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:21,206 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1315 mSDsluCounter, 2382 mSDsCounter, 0 mSdLazyCounter, 1959 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1315 SdHoareTripleChecker+Valid, 2686 SdHoareTripleChecker+Invalid, 2072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 1959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:21,206 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1315 Valid, 2686 Invalid, 2072 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 1959 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:38:21,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7633 states. [2022-03-01 16:38:21,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7633 to 6286. [2022-03-01 16:38:21,272 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) [2022-03-01 16:38:21,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-03-01 16:38:21,281 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-03-01 16:38:21,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:21,281 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-03-01 16:38:21,281 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:21,281 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-03-01 16:38:21,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:21,285 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:21,286 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:21,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-01 16:38:21,286 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)] === [2022-03-01 16:38:21,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:21,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1929968267, now seen corresponding path program 25 times [2022-03-01 16:38:21,286 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:21,286 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182180002] [2022-03-01 16:38:21,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:21,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:21,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:21,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:21,657 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:21,658 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182180002] [2022-03-01 16:38:21,658 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182180002] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:21,658 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:21,658 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:21,658 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66345264] [2022-03-01 16:38:21,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:21,658 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:21,658 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:21,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:21,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:21,659 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) [2022-03-01 16:38:23,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:23,404 INFO L93 Difference]: Finished difference Result 7577 states and 20420 transitions. [2022-03-01 16:38:23,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:38:23,405 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:23,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:23,416 INFO L225 Difference]: With dead ends: 7577 [2022-03-01 16:38:23,416 INFO L226 Difference]: Without dead ends: 7577 [2022-03-01 16:38:23,417 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=458, Invalid=948, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 16:38:23,417 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 1203 mSDsluCounter, 2108 mSDsCounter, 0 mSdLazyCounter, 1820 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1203 SdHoareTripleChecker+Valid, 2457 SdHoareTripleChecker+Invalid, 1935 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:23,417 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1203 Valid, 2457 Invalid, 1935 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1820 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:38:23,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7577 states. [2022-03-01 16:38:23,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7577 to 6370. [2022-03-01 16:38:23,496 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) [2022-03-01 16:38:23,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6370 states to 6370 states and 17513 transitions. [2022-03-01 16:38:23,507 INFO L78 Accepts]: Start accepts. Automaton has 6370 states and 17513 transitions. Word has length 98 [2022-03-01 16:38:23,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:23,508 INFO L470 AbstractCegarLoop]: Abstraction has 6370 states and 17513 transitions. [2022-03-01 16:38:23,508 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:23,508 INFO L276 IsEmpty]: Start isEmpty. Operand 6370 states and 17513 transitions. [2022-03-01 16:38:23,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:23,513 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:23,513 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] [2022-03-01 16:38:23,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-01 16:38:23,513 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)] === [2022-03-01 16:38:23,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:23,513 INFO L85 PathProgramCache]: Analyzing trace with hash -1933254887, now seen corresponding path program 26 times [2022-03-01 16:38:23,513 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:23,513 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913977818] [2022-03-01 16:38:23,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:23,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:23,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:24,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:24,037 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:24,037 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913977818] [2022-03-01 16:38:24,037 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913977818] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:24,037 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:24,037 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:24,037 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846101325] [2022-03-01 16:38:24,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:24,038 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:24,038 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:24,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:24,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:24,038 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) [2022-03-01 16:38:25,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:25,714 INFO L93 Difference]: Finished difference Result 7549 states and 20338 transitions. [2022-03-01 16:38:25,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:25,714 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:25,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:25,725 INFO L225 Difference]: With dead ends: 7549 [2022-03-01 16:38:25,725 INFO L226 Difference]: Without dead ends: 7549 [2022-03-01 16:38:25,726 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:25,726 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1484 mSDsluCounter, 2140 mSDsCounter, 0 mSdLazyCounter, 1846 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1484 SdHoareTripleChecker+Valid, 2440 SdHoareTripleChecker+Invalid, 1973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1846 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:25,726 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1484 Valid, 2440 Invalid, 1973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1846 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:38:25,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7549 states. [2022-03-01 16:38:25,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7549 to 6412. [2022-03-01 16:38:25,806 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) [2022-03-01 16:38:25,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-03-01 16:38:25,816 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-03-01 16:38:25,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:25,816 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-03-01 16:38:25,816 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:25,816 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-03-01 16:38:25,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:25,821 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:25,821 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:25,821 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-01 16:38:25,821 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)] === [2022-03-01 16:38:25,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:25,821 INFO L85 PathProgramCache]: Analyzing trace with hash -1933279067, now seen corresponding path program 27 times [2022-03-01 16:38:25,821 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:25,821 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182521014] [2022-03-01 16:38:25,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:25,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:26,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:26,413 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:26,413 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182521014] [2022-03-01 16:38:26,413 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182521014] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:26,413 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:26,413 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:26,413 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023659291] [2022-03-01 16:38:26,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:26,414 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:26,414 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:26,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:26,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:26,414 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) [2022-03-01 16:38:27,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:27,644 INFO L93 Difference]: Finished difference Result 7437 states and 20038 transitions. [2022-03-01 16:38:27,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:27,644 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:27,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:27,655 INFO L225 Difference]: With dead ends: 7437 [2022-03-01 16:38:27,655 INFO L226 Difference]: Without dead ends: 7437 [2022-03-01 16:38:27,656 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:27,656 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1171 mSDsluCounter, 1458 mSDsCounter, 0 mSdLazyCounter, 1253 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1171 SdHoareTripleChecker+Valid, 1764 SdHoareTripleChecker+Invalid, 1376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:27,656 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1171 Valid, 1764 Invalid, 1376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1253 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:38:27,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7437 states. [2022-03-01 16:38:27,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7437 to 6272. [2022-03-01 16:38:27,748 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) [2022-03-01 16:38:27,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-03-01 16:38:27,759 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-03-01 16:38:27,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:27,759 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-03-01 16:38:27,759 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:27,759 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-03-01 16:38:27,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:27,764 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:27,764 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] [2022-03-01 16:38:27,764 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-01 16:38:27,764 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)] === [2022-03-01 16:38:27,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:27,765 INFO L85 PathProgramCache]: Analyzing trace with hash -526510023, now seen corresponding path program 28 times [2022-03-01 16:38:27,765 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:27,765 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245500298] [2022-03-01 16:38:27,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:27,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:27,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:28,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:28,072 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:28,073 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245500298] [2022-03-01 16:38:28,073 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245500298] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:28,073 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:28,073 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:28,073 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741457546] [2022-03-01 16:38:28,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:28,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:28,073 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:28,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:28,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:28,074 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) [2022-03-01 16:38:29,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:29,670 INFO L93 Difference]: Finished difference Result 7731 states and 20843 transitions. [2022-03-01 16:38:29,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:38:29,671 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:29,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:29,681 INFO L225 Difference]: With dead ends: 7731 [2022-03-01 16:38:29,682 INFO L226 Difference]: Without dead ends: 7731 [2022-03-01 16:38:29,682 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=450, Invalid=882, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 16:38:29,682 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1434 mSDsluCounter, 1787 mSDsCounter, 0 mSdLazyCounter, 1583 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1434 SdHoareTripleChecker+Valid, 2128 SdHoareTripleChecker+Invalid, 1731 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:29,683 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1434 Valid, 2128 Invalid, 1731 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1583 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:38:29,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7731 states. [2022-03-01 16:38:29,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7731 to 6384. [2022-03-01 16:38:29,757 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) [2022-03-01 16:38:29,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6384 states to 6384 states and 17554 transitions. [2022-03-01 16:38:29,768 INFO L78 Accepts]: Start accepts. Automaton has 6384 states and 17554 transitions. Word has length 98 [2022-03-01 16:38:29,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:29,768 INFO L470 AbstractCegarLoop]: Abstraction has 6384 states and 17554 transitions. [2022-03-01 16:38:29,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:29,768 INFO L276 IsEmpty]: Start isEmpty. Operand 6384 states and 17554 transitions. [2022-03-01 16:38:29,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:29,773 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:29,773 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:29,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-01 16:38:29,773 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)] === [2022-03-01 16:38:29,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:29,773 INFO L85 PathProgramCache]: Analyzing trace with hash -529796643, now seen corresponding path program 29 times [2022-03-01 16:38:29,773 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:29,773 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449750898] [2022-03-01 16:38:29,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:29,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:29,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:30,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:30,203 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:30,203 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449750898] [2022-03-01 16:38:30,203 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449750898] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:30,203 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:30,203 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:30,203 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762265303] [2022-03-01 16:38:30,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:30,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:30,204 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:30,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:30,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:30,204 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) [2022-03-01 16:38:31,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:31,776 INFO L93 Difference]: Finished difference Result 7759 states and 20925 transitions. [2022-03-01 16:38:31,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:38:31,777 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:31,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:31,787 INFO L225 Difference]: With dead ends: 7759 [2022-03-01 16:38:31,787 INFO L226 Difference]: Without dead ends: 7759 [2022-03-01 16:38:31,788 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=435, Invalid=897, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 16:38:31,788 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1503 mSDsluCounter, 1695 mSDsCounter, 0 mSdLazyCounter, 1494 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 2037 SdHoareTripleChecker+Invalid, 1675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:31,788 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1503 Valid, 2037 Invalid, 1675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1494 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:38:31,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7759 states. [2022-03-01 16:38:31,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7759 to 6482. [2022-03-01 16:38:31,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6482 states, 6478 states have (on average 2.754090768755789) internal successors, (17841), 6481 states have internal predecessors, (17841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:31,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6482 states to 6482 states and 17841 transitions. [2022-03-01 16:38:31,867 INFO L78 Accepts]: Start accepts. Automaton has 6482 states and 17841 transitions. Word has length 98 [2022-03-01 16:38:31,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:31,867 INFO L470 AbstractCegarLoop]: Abstraction has 6482 states and 17841 transitions. [2022-03-01 16:38:31,867 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:31,867 INFO L276 IsEmpty]: Start isEmpty. Operand 6482 states and 17841 transitions. [2022-03-01 16:38:31,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:31,871 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:31,872 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:31,872 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-01 16:38:31,872 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)] === [2022-03-01 16:38:31,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:31,872 INFO L85 PathProgramCache]: Analyzing trace with hash -529820823, now seen corresponding path program 30 times [2022-03-01 16:38:31,872 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:31,872 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414299947] [2022-03-01 16:38:31,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:31,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:31,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:32,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:32,380 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:32,380 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414299947] [2022-03-01 16:38:32,380 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414299947] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:32,380 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:32,380 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:32,380 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071002929] [2022-03-01 16:38:32,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:32,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:32,381 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:32,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:32,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:32,381 INFO L87 Difference]: Start difference. First operand 6482 states and 17841 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:33,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:33,912 INFO L93 Difference]: Finished difference Result 7843 states and 21199 transitions. [2022-03-01 16:38:33,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:33,912 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:33,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:33,924 INFO L225 Difference]: With dead ends: 7843 [2022-03-01 16:38:33,924 INFO L226 Difference]: Without dead ends: 7843 [2022-03-01 16:38:33,924 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:33,925 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1418 mSDsluCounter, 1849 mSDsCounter, 0 mSdLazyCounter, 1580 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1418 SdHoareTripleChecker+Valid, 2152 SdHoareTripleChecker+Invalid, 1734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 1580 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:33,925 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1418 Valid, 2152 Invalid, 1734 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 1580 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:38:33,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7843 states. [2022-03-01 16:38:33,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7843 to 6440. [2022-03-01 16:38:33,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6440 states, 6436 states have (on average 2.7529521441889373) internal successors, (17718), 6439 states have internal predecessors, (17718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:34,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6440 states to 6440 states and 17718 transitions. [2022-03-01 16:38:34,006 INFO L78 Accepts]: Start accepts. Automaton has 6440 states and 17718 transitions. Word has length 98 [2022-03-01 16:38:34,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:34,006 INFO L470 AbstractCegarLoop]: Abstraction has 6440 states and 17718 transitions. [2022-03-01 16:38:34,006 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:34,007 INFO L276 IsEmpty]: Start isEmpty. Operand 6440 states and 17718 transitions. [2022-03-01 16:38:34,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:34,011 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:34,011 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:34,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-01 16:38:34,011 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)] === [2022-03-01 16:38:34,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:34,011 INFO L85 PathProgramCache]: Analyzing trace with hash -27965575, now seen corresponding path program 31 times [2022-03-01 16:38:34,012 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:34,012 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010554980] [2022-03-01 16:38:34,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:34,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:34,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:34,362 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:34,362 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010554980] [2022-03-01 16:38:34,362 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010554980] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:34,362 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:34,363 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:34,363 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087484425] [2022-03-01 16:38:34,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:34,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:34,363 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:34,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:34,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:34,363 INFO L87 Difference]: Start difference. First operand 6440 states and 17718 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:35,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:35,866 INFO L93 Difference]: Finished difference Result 7843 states and 21157 transitions. [2022-03-01 16:38:35,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:38:35,866 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 [2022-03-01 16:38:35,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:35,878 INFO L225 Difference]: With dead ends: 7843 [2022-03-01 16:38:35,878 INFO L226 Difference]: Without dead ends: 7843 [2022-03-01 16:38:35,879 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:38:35,879 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1391 mSDsluCounter, 1761 mSDsCounter, 0 mSdLazyCounter, 1575 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1391 SdHoareTripleChecker+Valid, 2062 SdHoareTripleChecker+Invalid, 1696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:35,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1391 Valid, 2062 Invalid, 1696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1575 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:38:35,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7843 states. [2022-03-01 16:38:35,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7843 to 6454. [2022-03-01 16:38:35,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6454 states, 6450 states have (on average 2.7533333333333334) internal successors, (17759), 6453 states have internal predecessors, (17759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:36,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6454 states to 6454 states and 17759 transitions. [2022-03-01 16:38:36,002 INFO L78 Accepts]: Start accepts. Automaton has 6454 states and 17759 transitions. Word has length 98 [2022-03-01 16:38:36,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:36,002 INFO L470 AbstractCegarLoop]: Abstraction has 6454 states and 17759 transitions. [2022-03-01 16:38:36,002 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:36,002 INFO L276 IsEmpty]: Start isEmpty. Operand 6454 states and 17759 transitions. [2022-03-01 16:38:36,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:36,007 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:36,007 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:36,007 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-01 16:38:36,007 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)] === [2022-03-01 16:38:36,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:36,008 INFO L85 PathProgramCache]: Analyzing trace with hash 581558285, now seen corresponding path program 32 times [2022-03-01 16:38:36,008 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:36,008 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617825324] [2022-03-01 16:38:36,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:36,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:36,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:36,471 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:36,471 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617825324] [2022-03-01 16:38:36,471 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617825324] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:36,471 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:36,471 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:36,471 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314705078] [2022-03-01 16:38:36,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:36,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:36,472 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:36,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:36,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:36,472 INFO L87 Difference]: Start difference. First operand 6454 states and 17759 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:38,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:38,166 INFO L93 Difference]: Finished difference Result 7899 states and 21321 transitions. [2022-03-01 16:38:38,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:38,166 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 [2022-03-01 16:38:38,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:38,177 INFO L225 Difference]: With dead ends: 7899 [2022-03-01 16:38:38,178 INFO L226 Difference]: Without dead ends: 7899 [2022-03-01 16:38:38,178 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:38,178 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1098 mSDsluCounter, 2110 mSDsCounter, 0 mSdLazyCounter, 1817 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1098 SdHoareTripleChecker+Valid, 2421 SdHoareTripleChecker+Invalid, 1959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:38,178 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1098 Valid, 2421 Invalid, 1959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1817 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:38:38,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7899 states. [2022-03-01 16:38:38,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7899 to 6426. [2022-03-01 16:38:38,246 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) [2022-03-01 16:38:38,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6426 states to 6426 states and 17677 transitions. [2022-03-01 16:38:38,256 INFO L78 Accepts]: Start accepts. Automaton has 6426 states and 17677 transitions. Word has length 98 [2022-03-01 16:38:38,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:38,256 INFO L470 AbstractCegarLoop]: Abstraction has 6426 states and 17677 transitions. [2022-03-01 16:38:38,256 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:38,256 INFO L276 IsEmpty]: Start isEmpty. Operand 6426 states and 17677 transitions. [2022-03-01 16:38:38,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:38,260 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:38,260 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:38,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-01 16:38:38,260 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)] === [2022-03-01 16:38:38,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:38,261 INFO L85 PathProgramCache]: Analyzing trace with hash 376393705, now seen corresponding path program 33 times [2022-03-01 16:38:38,261 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:38,261 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543612273] [2022-03-01 16:38:38,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:38,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:38,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:38,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:38,618 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:38,618 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543612273] [2022-03-01 16:38:38,618 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543612273] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:38,618 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:38,618 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:38,618 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487517577] [2022-03-01 16:38:38,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:38,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:38,619 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:38,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:38,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:38,619 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) [2022-03-01 16:38:39,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:39,877 INFO L93 Difference]: Finished difference Result 7955 states and 21471 transitions. [2022-03-01 16:38:39,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:38:39,879 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:39,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:39,890 INFO L225 Difference]: With dead ends: 7955 [2022-03-01 16:38:39,890 INFO L226 Difference]: Without dead ends: 7955 [2022-03-01 16:38:39,891 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:38:39,891 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1417 mSDsluCounter, 1531 mSDsCounter, 0 mSdLazyCounter, 1304 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1417 SdHoareTripleChecker+Valid, 1822 SdHoareTripleChecker+Invalid, 1455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:39,891 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1417 Valid, 1822 Invalid, 1455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1304 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:38:39,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7955 states. [2022-03-01 16:38:39,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7955 to 6454. [2022-03-01 16:38:39,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6454 states, 6450 states have (on average 2.7533333333333334) internal successors, (17759), 6453 states have internal predecessors, (17759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:39,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6454 states to 6454 states and 17759 transitions. [2022-03-01 16:38:39,973 INFO L78 Accepts]: Start accepts. Automaton has 6454 states and 17759 transitions. Word has length 98 [2022-03-01 16:38:39,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:39,974 INFO L470 AbstractCegarLoop]: Abstraction has 6454 states and 17759 transitions. [2022-03-01 16:38:39,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:39,974 INFO L276 IsEmpty]: Start isEmpty. Operand 6454 states and 17759 transitions. [2022-03-01 16:38:39,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:39,978 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:39,978 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] [2022-03-01 16:38:39,978 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-01 16:38:39,978 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)] === [2022-03-01 16:38:39,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:39,979 INFO L85 PathProgramCache]: Analyzing trace with hash 1232889651, now seen corresponding path program 34 times [2022-03-01 16:38:39,979 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:39,979 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974312403] [2022-03-01 16:38:39,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:39,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:40,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:40,344 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:40,344 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974312403] [2022-03-01 16:38:40,344 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [974312403] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:40,344 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:40,344 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:40,344 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328036380] [2022-03-01 16:38:40,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:40,344 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:40,345 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:40,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:40,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:40,345 INFO L87 Difference]: Start difference. First operand 6454 states and 17759 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:41,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:41,654 INFO L93 Difference]: Finished difference Result 8067 states and 21757 transitions. [2022-03-01 16:38:41,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:38:41,654 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:41,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:41,667 INFO L225 Difference]: With dead ends: 8067 [2022-03-01 16:38:41,667 INFO L226 Difference]: Without dead ends: 8067 [2022-03-01 16:38:41,667 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:38:41,668 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 1106 mSDsluCounter, 1704 mSDsCounter, 0 mSdLazyCounter, 1423 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1106 SdHoareTripleChecker+Valid, 2003 SdHoareTripleChecker+Invalid, 1562 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:41,668 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1106 Valid, 2003 Invalid, 1562 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1423 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:38:41,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-03-01 16:38:41,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6468. [2022-03-01 16:38:41,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6468 states, 6464 states have (on average 2.753712871287129) internal successors, (17800), 6467 states have internal predecessors, (17800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:41,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6468 states to 6468 states and 17800 transitions. [2022-03-01 16:38:41,749 INFO L78 Accepts]: Start accepts. Automaton has 6468 states and 17800 transitions. Word has length 98 [2022-03-01 16:38:41,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:41,749 INFO L470 AbstractCegarLoop]: Abstraction has 6468 states and 17800 transitions. [2022-03-01 16:38:41,749 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:41,749 INFO L276 IsEmpty]: Start isEmpty. Operand 6468 states and 17800 transitions. [2022-03-01 16:38:41,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:41,753 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:41,753 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:41,753 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-01 16:38:41,753 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)] === [2022-03-01 16:38:41,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:41,754 INFO L85 PathProgramCache]: Analyzing trace with hash 1842413511, now seen corresponding path program 35 times [2022-03-01 16:38:41,754 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:41,754 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698506533] [2022-03-01 16:38:41,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:41,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:41,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:42,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:42,224 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:42,224 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698506533] [2022-03-01 16:38:42,224 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698506533] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:42,224 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:42,224 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:42,224 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384431592] [2022-03-01 16:38:42,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:42,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:42,224 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:42,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:42,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:42,225 INFO L87 Difference]: Start difference. First operand 6468 states and 17800 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:43,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:43,817 INFO L93 Difference]: Finished difference Result 7997 states and 21594 transitions. [2022-03-01 16:38:43,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:43,818 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 [2022-03-01 16:38:43,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:43,829 INFO L225 Difference]: With dead ends: 7997 [2022-03-01 16:38:43,829 INFO L226 Difference]: Without dead ends: 7997 [2022-03-01 16:38:43,829 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:43,830 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1374 mSDsluCounter, 1876 mSDsCounter, 0 mSdLazyCounter, 1682 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1374 SdHoareTripleChecker+Valid, 2183 SdHoareTripleChecker+Invalid, 1798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:43,830 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1374 Valid, 2183 Invalid, 1798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1682 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:38:43,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7997 states. [2022-03-01 16:38:43,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7997 to 6398. [2022-03-01 16:38:43,898 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) [2022-03-01 16:38:43,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-03-01 16:38:43,908 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-03-01 16:38:43,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:43,908 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-03-01 16:38:43,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:43,908 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-03-01 16:38:43,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:43,912 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:43,913 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] [2022-03-01 16:38:43,913 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-01 16:38:43,913 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)] === [2022-03-01 16:38:43,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:43,913 INFO L85 PathProgramCache]: Analyzing trace with hash -209797591, now seen corresponding path program 36 times [2022-03-01 16:38:43,913 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:43,913 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037517310] [2022-03-01 16:38:43,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:43,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:43,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:44,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:44,265 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:44,265 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037517310] [2022-03-01 16:38:44,265 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037517310] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:44,265 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:44,265 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:44,265 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693404643] [2022-03-01 16:38:44,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:44,279 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:44,279 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:44,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:44,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:44,280 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) [2022-03-01 16:38:45,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:45,560 INFO L93 Difference]: Finished difference Result 7479 states and 20133 transitions. [2022-03-01 16:38:45,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:38:45,560 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:45,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:45,570 INFO L225 Difference]: With dead ends: 7479 [2022-03-01 16:38:45,571 INFO L226 Difference]: Without dead ends: 7479 [2022-03-01 16:38:45,571 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=286, Invalid=644, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:38:45,571 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1154 mSDsluCounter, 1635 mSDsCounter, 0 mSdLazyCounter, 1379 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1154 SdHoareTripleChecker+Valid, 1913 SdHoareTripleChecker+Invalid, 1459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 1379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:45,571 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1154 Valid, 1913 Invalid, 1459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 1379 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:38:45,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7479 states. [2022-03-01 16:38:45,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7479 to 6412. [2022-03-01 16:38:45,637 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) [2022-03-01 16:38:45,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-03-01 16:38:45,647 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-03-01 16:38:45,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:45,647 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-03-01 16:38:45,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:45,647 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-03-01 16:38:45,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:45,651 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:45,651 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:45,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-01 16:38:45,651 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)] === [2022-03-01 16:38:45,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:45,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1054647983, now seen corresponding path program 37 times [2022-03-01 16:38:45,652 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:45,652 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251806555] [2022-03-01 16:38:45,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:45,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:45,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:46,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:46,028 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:46,028 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251806555] [2022-03-01 16:38:46,028 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251806555] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:46,028 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:46,028 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:46,028 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429831497] [2022-03-01 16:38:46,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:46,029 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:46,029 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:46,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:46,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:46,029 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) [2022-03-01 16:38:47,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:47,284 INFO L93 Difference]: Finished difference Result 7703 states and 20733 transitions. [2022-03-01 16:38:47,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:38:47,285 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:47,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:47,295 INFO L225 Difference]: With dead ends: 7703 [2022-03-01 16:38:47,295 INFO L226 Difference]: Without dead ends: 7703 [2022-03-01 16:38:47,295 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:38:47,296 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1503 mSDsluCounter, 1524 mSDsCounter, 0 mSdLazyCounter, 1344 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 1815 SdHoareTripleChecker+Invalid, 1486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:47,296 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1503 Valid, 1815 Invalid, 1486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1344 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:38:47,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7703 states. [2022-03-01 16:38:47,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7703 to 6412. [2022-03-01 16:38:47,360 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) [2022-03-01 16:38:47,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-03-01 16:38:47,369 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-03-01 16:38:47,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:47,369 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-03-01 16:38:47,369 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:47,369 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-03-01 16:38:47,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:47,373 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:47,373 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:47,374 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-01 16:38:47,374 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)] === [2022-03-01 16:38:47,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:47,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1837407825, now seen corresponding path program 38 times [2022-03-01 16:38:47,374 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:47,374 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724889547] [2022-03-01 16:38:47,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:47,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:47,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:47,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:47,726 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:47,726 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724889547] [2022-03-01 16:38:47,726 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724889547] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:47,726 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:47,726 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:47,726 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419891360] [2022-03-01 16:38:47,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:47,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:47,726 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:47,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:47,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:47,727 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) [2022-03-01 16:38:48,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:48,989 INFO L93 Difference]: Finished difference Result 7647 states and 20583 transitions. [2022-03-01 16:38:48,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:38:48,990 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:48,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:49,000 INFO L225 Difference]: With dead ends: 7647 [2022-03-01 16:38:49,000 INFO L226 Difference]: Without dead ends: 7647 [2022-03-01 16:38:49,001 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:38:49,001 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 1439 mSDsluCounter, 1360 mSDsCounter, 0 mSdLazyCounter, 1248 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1439 SdHoareTripleChecker+Valid, 1660 SdHoareTripleChecker+Invalid, 1398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:49,001 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1439 Valid, 1660 Invalid, 1398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1248 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:38:49,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7647 states. [2022-03-01 16:38:49,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7647 to 6412. [2022-03-01 16:38:49,072 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) [2022-03-01 16:38:49,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-03-01 16:38:49,082 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-03-01 16:38:49,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:49,082 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-03-01 16:38:49,082 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:49,082 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-03-01 16:38:49,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:49,086 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:49,087 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:49,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-01 16:38:49,087 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)] === [2022-03-01 16:38:49,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:49,087 INFO L85 PathProgramCache]: Analyzing trace with hash -1848035611, now seen corresponding path program 39 times [2022-03-01 16:38:49,087 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:49,087 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106873886] [2022-03-01 16:38:49,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:49,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:49,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:49,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:49,545 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:49,545 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106873886] [2022-03-01 16:38:49,545 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106873886] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:49,545 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:49,545 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:49,546 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846469567] [2022-03-01 16:38:49,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:49,546 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:49,546 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:49,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:49,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:49,546 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) [2022-03-01 16:38:50,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:50,992 INFO L93 Difference]: Finished difference Result 7577 states and 20420 transitions. [2022-03-01 16:38:50,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:50,992 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:50,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:51,002 INFO L225 Difference]: With dead ends: 7577 [2022-03-01 16:38:51,003 INFO L226 Difference]: Without dead ends: 7577 [2022-03-01 16:38:51,003 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:51,003 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1273 mSDsluCounter, 1527 mSDsCounter, 0 mSdLazyCounter, 1380 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1273 SdHoareTripleChecker+Valid, 1837 SdHoareTripleChecker+Invalid, 1529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:51,003 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1273 Valid, 1837 Invalid, 1529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1380 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:38:51,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7577 states. [2022-03-01 16:38:51,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7577 to 6328. [2022-03-01 16:38:51,076 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) [2022-03-01 16:38:51,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-01 16:38:51,087 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-01 16:38:51,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:51,087 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-01 16:38:51,087 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:51,087 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-01 16:38:51,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:51,092 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:51,092 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:51,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-01 16:38:51,092 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)] === [2022-03-01 16:38:51,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:51,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1168111135, now seen corresponding path program 40 times [2022-03-01 16:38:51,092 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:51,093 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959595159] [2022-03-01 16:38:51,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:51,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:51,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:51,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:51,399 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:51,399 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959595159] [2022-03-01 16:38:51,399 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959595159] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:51,399 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:51,399 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:51,399 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487606606] [2022-03-01 16:38:51,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:51,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:51,400 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:51,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:51,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:51,400 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) [2022-03-01 16:38:52,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:52,794 INFO L93 Difference]: Finished difference Result 8095 states and 21853 transitions. [2022-03-01 16:38:52,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:38:52,794 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:52,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:52,806 INFO L225 Difference]: With dead ends: 8095 [2022-03-01 16:38:52,806 INFO L226 Difference]: Without dead ends: 8095 [2022-03-01 16:38:52,807 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=472, Invalid=934, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 16:38:52,807 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1516 mSDsluCounter, 1554 mSDsCounter, 0 mSdLazyCounter, 1356 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1516 SdHoareTripleChecker+Valid, 1911 SdHoareTripleChecker+Invalid, 1539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 1356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:52,807 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1516 Valid, 1911 Invalid, 1539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 1356 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:38:52,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8095 states. [2022-03-01 16:38:52,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8095 to 6440. [2022-03-01 16:38:52,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6440 states, 6436 states have (on average 2.7529521441889373) internal successors, (17718), 6439 states have internal predecessors, (17718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:52,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6440 states to 6440 states and 17718 transitions. [2022-03-01 16:38:52,893 INFO L78 Accepts]: Start accepts. Automaton has 6440 states and 17718 transitions. Word has length 98 [2022-03-01 16:38:52,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:52,893 INFO L470 AbstractCegarLoop]: Abstraction has 6440 states and 17718 transitions. [2022-03-01 16:38:52,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:52,893 INFO L276 IsEmpty]: Start isEmpty. Operand 6440 states and 17718 transitions. [2022-03-01 16:38:52,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:52,898 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:52,898 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:52,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-01 16:38:52,898 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)] === [2022-03-01 16:38:52,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:52,899 INFO L85 PathProgramCache]: Analyzing trace with hash -1171397755, now seen corresponding path program 41 times [2022-03-01 16:38:52,899 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:52,899 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391625841] [2022-03-01 16:38:52,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:52,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:52,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:53,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:53,280 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:53,280 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391625841] [2022-03-01 16:38:53,280 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391625841] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:53,280 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:53,280 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:53,280 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068834486] [2022-03-01 16:38:53,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:53,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:53,281 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:53,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:53,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:53,281 INFO L87 Difference]: Start difference. First operand 6440 states and 17718 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:54,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:54,649 INFO L93 Difference]: Finished difference Result 7983 states and 21525 transitions. [2022-03-01 16:38:54,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:38:54,650 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:54,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:54,660 INFO L225 Difference]: With dead ends: 7983 [2022-03-01 16:38:54,661 INFO L226 Difference]: Without dead ends: 7983 [2022-03-01 16:38:54,661 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=405, Invalid=855, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:38:54,661 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1465 mSDsluCounter, 1459 mSDsCounter, 0 mSdLazyCounter, 1330 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1465 SdHoareTripleChecker+Valid, 1786 SdHoareTripleChecker+Invalid, 1493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 1330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:54,661 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1465 Valid, 1786 Invalid, 1493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 1330 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:38:54,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7983 states. [2022-03-01 16:38:54,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7983 to 6524. [2022-03-01 16:38:54,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6524 states, 6520 states have (on average 2.7552147239263802) internal successors, (17964), 6523 states have internal predecessors, (17964), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:54,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6524 states to 6524 states and 17964 transitions. [2022-03-01 16:38:54,737 INFO L78 Accepts]: Start accepts. Automaton has 6524 states and 17964 transitions. Word has length 98 [2022-03-01 16:38:54,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:54,737 INFO L470 AbstractCegarLoop]: Abstraction has 6524 states and 17964 transitions. [2022-03-01 16:38:54,738 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:54,738 INFO L276 IsEmpty]: Start isEmpty. Operand 6524 states and 17964 transitions. [2022-03-01 16:38:54,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:54,742 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:54,742 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:54,742 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-03-01 16:38:54,742 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)] === [2022-03-01 16:38:54,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:54,742 INFO L85 PathProgramCache]: Analyzing trace with hash -1171421935, now seen corresponding path program 42 times [2022-03-01 16:38:54,742 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:54,742 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221479791] [2022-03-01 16:38:54,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:54,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:55,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:55,255 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:55,255 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221479791] [2022-03-01 16:38:55,255 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221479791] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:55,255 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:55,255 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:55,255 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602654802] [2022-03-01 16:38:55,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:55,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:55,256 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:55,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:55,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:55,256 INFO L87 Difference]: Start difference. First operand 6524 states and 17964 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:56,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:56,676 INFO L93 Difference]: Finished difference Result 8067 states and 21799 transitions. [2022-03-01 16:38:56,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:56,676 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:56,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:56,688 INFO L225 Difference]: With dead ends: 8067 [2022-03-01 16:38:56,688 INFO L226 Difference]: Without dead ends: 8067 [2022-03-01 16:38:56,688 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:56,689 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1373 mSDsluCounter, 1669 mSDsCounter, 0 mSdLazyCounter, 1505 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1373 SdHoareTripleChecker+Valid, 1976 SdHoareTripleChecker+Invalid, 1637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:56,689 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1373 Valid, 1976 Invalid, 1637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1505 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:38:56,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-03-01 16:38:56,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6482. [2022-03-01 16:38:56,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6482 states, 6478 states have (on average 2.754090768755789) internal successors, (17841), 6481 states have internal predecessors, (17841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:56,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6482 states to 6482 states and 17841 transitions. [2022-03-01 16:38:56,767 INFO L78 Accepts]: Start accepts. Automaton has 6482 states and 17841 transitions. Word has length 98 [2022-03-01 16:38:56,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:56,767 INFO L470 AbstractCegarLoop]: Abstraction has 6482 states and 17841 transitions. [2022-03-01 16:38:56,767 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:56,768 INFO L276 IsEmpty]: Start isEmpty. Operand 6482 states and 17841 transitions. [2022-03-01 16:38:56,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:56,772 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:56,772 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] [2022-03-01 16:38:56,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-01 16:38:56,772 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)] === [2022-03-01 16:38:56,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:56,773 INFO L85 PathProgramCache]: Analyzing trace with hash -669566687, now seen corresponding path program 43 times [2022-03-01 16:38:56,773 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:56,773 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826537935] [2022-03-01 16:38:56,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:56,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:56,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:57,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:57,115 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:57,115 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826537935] [2022-03-01 16:38:57,115 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826537935] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:57,115 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:57,115 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:57,115 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736077259] [2022-03-01 16:38:57,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:57,116 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:57,116 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:57,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:57,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:57,116 INFO L87 Difference]: Start difference. First operand 6482 states and 17841 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:58,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:58,486 INFO L93 Difference]: Finished difference Result 8067 states and 21757 transitions. [2022-03-01 16:38:58,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:38:58,486 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:38:58,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:58,497 INFO L225 Difference]: With dead ends: 8067 [2022-03-01 16:38:58,498 INFO L226 Difference]: Without dead ends: 8067 [2022-03-01 16:38:58,498 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:38:58,498 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1196 mSDsluCounter, 1828 mSDsCounter, 0 mSdLazyCounter, 1594 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1196 SdHoareTripleChecker+Valid, 2125 SdHoareTripleChecker+Invalid, 1709 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:58,498 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1196 Valid, 2125 Invalid, 1709 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1594 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:38:58,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-03-01 16:38:58,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6496. [2022-03-01 16:38:58,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6496 states, 6492 states have (on average 2.754467036352434) internal successors, (17882), 6495 states have internal predecessors, (17882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:58,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6496 states to 6496 states and 17882 transitions. [2022-03-01 16:38:58,586 INFO L78 Accepts]: Start accepts. Automaton has 6496 states and 17882 transitions. Word has length 98 [2022-03-01 16:38:58,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:58,586 INFO L470 AbstractCegarLoop]: Abstraction has 6496 states and 17882 transitions. [2022-03-01 16:38:58,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:58,586 INFO L276 IsEmpty]: Start isEmpty. Operand 6496 states and 17882 transitions. [2022-03-01 16:38:58,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:58,591 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:58,591 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:58,591 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-01 16:38:58,591 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)] === [2022-03-01 16:38:58,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:58,592 INFO L85 PathProgramCache]: Analyzing trace with hash -60042827, now seen corresponding path program 44 times [2022-03-01 16:38:58,592 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:58,592 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25880025] [2022-03-01 16:38:58,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:58,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:58,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:59,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:59,030 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:59,030 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25880025] [2022-03-01 16:38:59,030 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25880025] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:59,030 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:59,030 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:59,030 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782666465] [2022-03-01 16:38:59,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:59,030 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:59,030 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:59,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:59,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:59,031 INFO L87 Difference]: Start difference. First operand 6496 states and 17882 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:00,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:00,656 INFO L93 Difference]: Finished difference Result 8123 states and 21921 transitions. [2022-03-01 16:39:00,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:00,657 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:00,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:00,668 INFO L225 Difference]: With dead ends: 8123 [2022-03-01 16:39:00,668 INFO L226 Difference]: Without dead ends: 8123 [2022-03-01 16:39:00,668 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:00,669 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1051 mSDsluCounter, 2012 mSDsCounter, 0 mSdLazyCounter, 1762 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1051 SdHoareTripleChecker+Valid, 2319 SdHoareTripleChecker+Invalid, 1884 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:00,669 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1051 Valid, 2319 Invalid, 1884 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1762 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:39:00,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8123 states. [2022-03-01 16:39:00,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8123 to 6468. [2022-03-01 16:39:00,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6468 states, 6464 states have (on average 2.753712871287129) internal successors, (17800), 6467 states have internal predecessors, (17800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:00,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6468 states to 6468 states and 17800 transitions. [2022-03-01 16:39:00,747 INFO L78 Accepts]: Start accepts. Automaton has 6468 states and 17800 transitions. Word has length 98 [2022-03-01 16:39:00,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:00,747 INFO L470 AbstractCegarLoop]: Abstraction has 6468 states and 17800 transitions. [2022-03-01 16:39:00,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:00,748 INFO L276 IsEmpty]: Start isEmpty. Operand 6468 states and 17800 transitions. [2022-03-01 16:39:00,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:00,752 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:00,752 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:00,752 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-01 16:39:00,752 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)] === [2022-03-01 16:39:00,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:00,752 INFO L85 PathProgramCache]: Analyzing trace with hash -265207407, now seen corresponding path program 45 times [2022-03-01 16:39:00,752 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:00,752 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865789242] [2022-03-01 16:39:00,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:00,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:00,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:01,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:01,132 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:01,132 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865789242] [2022-03-01 16:39:01,133 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865789242] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:01,133 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:01,133 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:01,133 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157617819] [2022-03-01 16:39:01,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:01,133 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:01,133 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:01,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:01,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:01,134 INFO L87 Difference]: Start difference. First operand 6468 states and 17800 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:02,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:02,179 INFO L93 Difference]: Finished difference Result 7899 states and 21307 transitions. [2022-03-01 16:39:02,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:39:02,179 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:02,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:02,190 INFO L225 Difference]: With dead ends: 7899 [2022-03-01 16:39:02,190 INFO L226 Difference]: Without dead ends: 7899 [2022-03-01 16:39:02,190 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=302, Invalid=690, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:39:02,190 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1366 mSDsluCounter, 1250 mSDsCounter, 0 mSdLazyCounter, 1113 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1366 SdHoareTripleChecker+Valid, 1543 SdHoareTripleChecker+Invalid, 1237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:02,191 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1366 Valid, 1543 Invalid, 1237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1113 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:39:02,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7899 states. [2022-03-01 16:39:02,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7899 to 6468. [2022-03-01 16:39:02,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6468 states, 6464 states have (on average 2.753712871287129) internal successors, (17800), 6467 states have internal predecessors, (17800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:02,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6468 states to 6468 states and 17800 transitions. [2022-03-01 16:39:02,265 INFO L78 Accepts]: Start accepts. Automaton has 6468 states and 17800 transitions. Word has length 98 [2022-03-01 16:39:02,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:02,266 INFO L470 AbstractCegarLoop]: Abstraction has 6468 states and 17800 transitions. [2022-03-01 16:39:02,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:02,266 INFO L276 IsEmpty]: Start isEmpty. Operand 6468 states and 17800 transitions. [2022-03-01 16:39:02,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:02,270 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:02,270 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:02,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-01 16:39:02,270 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)] === [2022-03-01 16:39:02,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:02,270 INFO L85 PathProgramCache]: Analyzing trace with hash 591288539, now seen corresponding path program 46 times [2022-03-01 16:39:02,270 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:02,270 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580097673] [2022-03-01 16:39:02,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:02,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:02,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:02,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:02,612 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:02,612 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580097673] [2022-03-01 16:39:02,612 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580097673] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:02,612 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:02,612 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:02,612 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85293722] [2022-03-01 16:39:02,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:02,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:02,613 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:02,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:02,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:02,613 INFO L87 Difference]: Start difference. First operand 6468 states and 17800 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:03,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:03,954 INFO L93 Difference]: Finished difference Result 8067 states and 21757 transitions. [2022-03-01 16:39:03,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:39:03,954 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:03,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:03,965 INFO L225 Difference]: With dead ends: 8067 [2022-03-01 16:39:03,965 INFO L226 Difference]: Without dead ends: 8067 [2022-03-01 16:39:03,966 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:39:03,966 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1365 mSDsluCounter, 1744 mSDsCounter, 0 mSdLazyCounter, 1523 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1365 SdHoareTripleChecker+Valid, 2045 SdHoareTripleChecker+Invalid, 1649 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:03,966 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1365 Valid, 2045 Invalid, 1649 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1523 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:39:03,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-03-01 16:39:04,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6468. [2022-03-01 16:39:04,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6468 states, 6464 states have (on average 2.753712871287129) internal successors, (17800), 6467 states have internal predecessors, (17800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:04,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6468 states to 6468 states and 17800 transitions. [2022-03-01 16:39:04,044 INFO L78 Accepts]: Start accepts. Automaton has 6468 states and 17800 transitions. Word has length 98 [2022-03-01 16:39:04,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:04,044 INFO L470 AbstractCegarLoop]: Abstraction has 6468 states and 17800 transitions. [2022-03-01 16:39:04,044 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:04,044 INFO L276 IsEmpty]: Start isEmpty. Operand 6468 states and 17800 transitions. [2022-03-01 16:39:04,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:04,049 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:04,049 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:04,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-01 16:39:04,049 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)] === [2022-03-01 16:39:04,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:04,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1200812399, now seen corresponding path program 47 times [2022-03-01 16:39:04,049 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:04,049 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346670014] [2022-03-01 16:39:04,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:04,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:04,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:04,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:04,478 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:04,478 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346670014] [2022-03-01 16:39:04,478 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346670014] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:04,478 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:04,478 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:04,478 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210375489] [2022-03-01 16:39:04,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:04,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:04,479 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:04,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:04,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:04,479 INFO L87 Difference]: Start difference. First operand 6468 states and 17800 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:06,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:06,112 INFO L93 Difference]: Finished difference Result 7997 states and 21594 transitions. [2022-03-01 16:39:06,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:06,112 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:06,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:06,124 INFO L225 Difference]: With dead ends: 7997 [2022-03-01 16:39:06,124 INFO L226 Difference]: Without dead ends: 7997 [2022-03-01 16:39:06,124 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:06,124 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1543 mSDsluCounter, 1920 mSDsCounter, 0 mSdLazyCounter, 1741 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1543 SdHoareTripleChecker+Valid, 2229 SdHoareTripleChecker+Invalid, 1869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1741 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:06,124 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1543 Valid, 2229 Invalid, 1869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1741 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:39:06,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7997 states. [2022-03-01 16:39:06,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7997 to 6356. [2022-03-01 16:39:06,203 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) [2022-03-01 16:39:06,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-01 16:39:06,214 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-01 16:39:06,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:06,214 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-01 16:39:06,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:06,214 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-01 16:39:06,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:06,218 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:06,218 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:06,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-01 16:39:06,218 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)] === [2022-03-01 16:39:06,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:06,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1619851965, now seen corresponding path program 48 times [2022-03-01 16:39:06,219 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:06,219 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652565586] [2022-03-01 16:39:06,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:06,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:06,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:06,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:06,520 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:06,520 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652565586] [2022-03-01 16:39:06,520 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652565586] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:06,520 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:06,520 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:06,520 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448271511] [2022-03-01 16:39:06,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:06,520 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:06,520 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:06,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:06,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:06,521 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) [2022-03-01 16:39:07,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:07,888 INFO L93 Difference]: Finished difference Result 7955 states and 21457 transitions. [2022-03-01 16:39:07,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:39:07,888 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:07,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:07,899 INFO L225 Difference]: With dead ends: 7955 [2022-03-01 16:39:07,899 INFO L226 Difference]: Without dead ends: 7955 [2022-03-01 16:39:07,900 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=494, Invalid=988, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 16:39:07,900 INFO L933 BasicCegarLoop]: 387 mSDtfsCounter, 1292 mSDsluCounter, 1520 mSDsCounter, 0 mSdLazyCounter, 1326 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1292 SdHoareTripleChecker+Valid, 1888 SdHoareTripleChecker+Invalid, 1482 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 1326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:07,900 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1292 Valid, 1888 Invalid, 1482 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 1326 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:39:07,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7955 states. [2022-03-01 16:39:07,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7955 to 6426. [2022-03-01 16:39:07,971 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) [2022-03-01 16:39:07,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6426 states to 6426 states and 17677 transitions. [2022-03-01 16:39:07,982 INFO L78 Accepts]: Start accepts. Automaton has 6426 states and 17677 transitions. Word has length 98 [2022-03-01 16:39:07,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:07,982 INFO L470 AbstractCegarLoop]: Abstraction has 6426 states and 17677 transitions. [2022-03-01 16:39:07,983 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:07,983 INFO L276 IsEmpty]: Start isEmpty. Operand 6426 states and 17677 transitions. [2022-03-01 16:39:07,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:07,988 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:07,988 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:07,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-01 16:39:07,988 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)] === [2022-03-01 16:39:07,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:07,988 INFO L85 PathProgramCache]: Analyzing trace with hash -1623138585, now seen corresponding path program 49 times [2022-03-01 16:39:07,988 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:07,988 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935151014] [2022-03-01 16:39:07,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:07,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:08,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:08,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:08,389 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:08,389 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935151014] [2022-03-01 16:39:08,390 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935151014] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:08,390 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:08,390 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:08,390 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818034903] [2022-03-01 16:39:08,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:08,390 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:08,390 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:08,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:08,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:08,390 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) [2022-03-01 16:39:09,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:09,966 INFO L93 Difference]: Finished difference Result 7843 states and 21129 transitions. [2022-03-01 16:39:09,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:39:09,967 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:09,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:09,978 INFO L225 Difference]: With dead ends: 7843 [2022-03-01 16:39:09,979 INFO L226 Difference]: Without dead ends: 7843 [2022-03-01 16:39:09,979 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=376, Invalid=814, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:39:09,979 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1212 mSDsluCounter, 2038 mSDsCounter, 0 mSdLazyCounter, 1781 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1212 SdHoareTripleChecker+Valid, 2349 SdHoareTripleChecker+Invalid, 1901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 1781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:09,979 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1212 Valid, 2349 Invalid, 1901 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 1781 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:39:09,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7843 states. [2022-03-01 16:39:10,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7843 to 6482. [2022-03-01 16:39:10,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6482 states, 6478 states have (on average 2.754090768755789) internal successors, (17841), 6481 states have internal predecessors, (17841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:10,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6482 states to 6482 states and 17841 transitions. [2022-03-01 16:39:10,070 INFO L78 Accepts]: Start accepts. Automaton has 6482 states and 17841 transitions. Word has length 98 [2022-03-01 16:39:10,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:10,070 INFO L470 AbstractCegarLoop]: Abstraction has 6482 states and 17841 transitions. [2022-03-01 16:39:10,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:10,070 INFO L276 IsEmpty]: Start isEmpty. Operand 6482 states and 17841 transitions. [2022-03-01 16:39:10,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:10,074 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:10,074 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:10,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-01 16:39:10,075 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)] === [2022-03-01 16:39:10,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:10,075 INFO L85 PathProgramCache]: Analyzing trace with hash -1623162765, now seen corresponding path program 50 times [2022-03-01 16:39:10,075 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:10,075 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303321996] [2022-03-01 16:39:10,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:10,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:10,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:10,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:10,579 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:10,579 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303321996] [2022-03-01 16:39:10,579 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303321996] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:10,579 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:10,580 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:10,580 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215748417] [2022-03-01 16:39:10,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:10,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:10,580 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:10,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:10,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:10,580 INFO L87 Difference]: Start difference. First operand 6482 states and 17841 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:11,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:11,990 INFO L93 Difference]: Finished difference Result 7927 states and 21403 transitions. [2022-03-01 16:39:11,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:11,990 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:11,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:12,001 INFO L225 Difference]: With dead ends: 7927 [2022-03-01 16:39:12,001 INFO L226 Difference]: Without dead ends: 7927 [2022-03-01 16:39:12,001 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:12,001 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 1368 mSDsluCounter, 1625 mSDsCounter, 0 mSdLazyCounter, 1519 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1368 SdHoareTripleChecker+Valid, 1929 SdHoareTripleChecker+Invalid, 1651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1519 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:12,001 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1368 Valid, 1929 Invalid, 1651 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1519 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:12,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7927 states. [2022-03-01 16:39:12,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7927 to 6440. [2022-03-01 16:39:12,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6440 states, 6436 states have (on average 2.7529521441889373) internal successors, (17718), 6439 states have internal predecessors, (17718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:12,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6440 states to 6440 states and 17718 transitions. [2022-03-01 16:39:12,081 INFO L78 Accepts]: Start accepts. Automaton has 6440 states and 17718 transitions. Word has length 98 [2022-03-01 16:39:12,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:12,081 INFO L470 AbstractCegarLoop]: Abstraction has 6440 states and 17718 transitions. [2022-03-01 16:39:12,082 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:12,082 INFO L276 IsEmpty]: Start isEmpty. Operand 6440 states and 17718 transitions. [2022-03-01 16:39:12,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:12,087 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:12,087 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:12,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-01 16:39:12,087 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)] === [2022-03-01 16:39:12,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:12,088 INFO L85 PathProgramCache]: Analyzing trace with hash -1121307517, now seen corresponding path program 51 times [2022-03-01 16:39:12,088 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:12,088 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790014631] [2022-03-01 16:39:12,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:12,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:12,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:12,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:12,472 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:12,472 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790014631] [2022-03-01 16:39:12,472 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790014631] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:12,472 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:12,472 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:12,472 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242382761] [2022-03-01 16:39:12,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:12,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:12,473 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:12,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:12,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:12,473 INFO L87 Difference]: Start difference. First operand 6440 states and 17718 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:13,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:13,973 INFO L93 Difference]: Finished difference Result 7731 states and 20829 transitions. [2022-03-01 16:39:13,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:39:13,973 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:13,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:13,983 INFO L225 Difference]: With dead ends: 7731 [2022-03-01 16:39:13,983 INFO L226 Difference]: Without dead ends: 7731 [2022-03-01 16:39:13,984 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:39:13,984 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1355 mSDsluCounter, 1962 mSDsCounter, 0 mSdLazyCounter, 1691 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1355 SdHoareTripleChecker+Valid, 2256 SdHoareTripleChecker+Invalid, 1813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:13,984 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1355 Valid, 2256 Invalid, 1813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1691 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:39:13,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7731 states. [2022-03-01 16:39:14,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7731 to 6440. [2022-03-01 16:39:14,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6440 states, 6436 states have (on average 2.7529521441889373) internal successors, (17718), 6439 states have internal predecessors, (17718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:14,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6440 states to 6440 states and 17718 transitions. [2022-03-01 16:39:14,059 INFO L78 Accepts]: Start accepts. Automaton has 6440 states and 17718 transitions. Word has length 98 [2022-03-01 16:39:14,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:14,059 INFO L470 AbstractCegarLoop]: Abstraction has 6440 states and 17718 transitions. [2022-03-01 16:39:14,059 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:14,059 INFO L276 IsEmpty]: Start isEmpty. Operand 6440 states and 17718 transitions. [2022-03-01 16:39:14,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:14,063 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:14,063 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:14,063 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-01 16:39:14,063 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)] === [2022-03-01 16:39:14,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:14,064 INFO L85 PathProgramCache]: Analyzing trace with hash -511783657, now seen corresponding path program 52 times [2022-03-01 16:39:14,064 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:14,064 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977480577] [2022-03-01 16:39:14,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:14,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:14,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:14,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:14,472 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:14,473 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977480577] [2022-03-01 16:39:14,473 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977480577] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:14,473 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:14,473 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:14,473 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402636489] [2022-03-01 16:39:14,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:14,473 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:14,473 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:14,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:14,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:14,473 INFO L87 Difference]: Start difference. First operand 6440 states and 17718 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:15,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:15,742 INFO L93 Difference]: Finished difference Result 7829 states and 21116 transitions. [2022-03-01 16:39:15,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:15,742 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:15,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:15,753 INFO L225 Difference]: With dead ends: 7829 [2022-03-01 16:39:15,753 INFO L226 Difference]: Without dead ends: 7829 [2022-03-01 16:39:15,753 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:15,753 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1051 mSDsluCounter, 1413 mSDsCounter, 0 mSdLazyCounter, 1291 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1051 SdHoareTripleChecker+Valid, 1724 SdHoareTripleChecker+Invalid, 1416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:15,753 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1051 Valid, 1724 Invalid, 1416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1291 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:39:15,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7829 states. [2022-03-01 16:39:15,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7829 to 6370. [2022-03-01 16:39:15,820 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) [2022-03-01 16:39:15,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6370 states to 6370 states and 17513 transitions. [2022-03-01 16:39:15,830 INFO L78 Accepts]: Start accepts. Automaton has 6370 states and 17513 transitions. Word has length 98 [2022-03-01 16:39:15,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:15,830 INFO L470 AbstractCegarLoop]: Abstraction has 6370 states and 17513 transitions. [2022-03-01 16:39:15,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:15,830 INFO L276 IsEmpty]: Start isEmpty. Operand 6370 states and 17513 transitions. [2022-03-01 16:39:15,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:15,834 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:15,834 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:15,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-01 16:39:15,834 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)] === [2022-03-01 16:39:15,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:15,835 INFO L85 PathProgramCache]: Analyzing trace with hash -1317566091, now seen corresponding path program 53 times [2022-03-01 16:39:15,835 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:15,835 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384165918] [2022-03-01 16:39:15,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:15,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:15,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:16,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:16,170 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:16,170 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384165918] [2022-03-01 16:39:16,170 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384165918] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:16,170 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:16,170 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:16,170 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050852883] [2022-03-01 16:39:16,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:16,170 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:16,170 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:16,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:16,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:16,171 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) [2022-03-01 16:39:17,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:17,690 INFO L93 Difference]: Finished difference Result 7773 states and 20966 transitions. [2022-03-01 16:39:17,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 16:39:17,691 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:17,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:17,701 INFO L225 Difference]: With dead ends: 7773 [2022-03-01 16:39:17,701 INFO L226 Difference]: Without dead ends: 7773 [2022-03-01 16:39:17,702 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=515, Invalid=1045, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 16:39:17,702 INFO L933 BasicCegarLoop]: 396 mSDtfsCounter, 1518 mSDsluCounter, 1577 mSDsCounter, 0 mSdLazyCounter, 1434 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1518 SdHoareTripleChecker+Valid, 1953 SdHoareTripleChecker+Invalid, 1631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1434 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:17,702 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1518 Valid, 1953 Invalid, 1631 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1434 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:17,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7773 states. [2022-03-01 16:39:17,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7773 to 6454. [2022-03-01 16:39:17,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6454 states, 6450 states have (on average 2.7533333333333334) internal successors, (17759), 6453 states have internal predecessors, (17759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:17,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6454 states to 6454 states and 17759 transitions. [2022-03-01 16:39:17,776 INFO L78 Accepts]: Start accepts. Automaton has 6454 states and 17759 transitions. Word has length 98 [2022-03-01 16:39:17,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:17,776 INFO L470 AbstractCegarLoop]: Abstraction has 6454 states and 17759 transitions. [2022-03-01 16:39:17,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:17,777 INFO L276 IsEmpty]: Start isEmpty. Operand 6454 states and 17759 transitions. [2022-03-01 16:39:17,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:17,781 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:17,781 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:17,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-01 16:39:17,781 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)] === [2022-03-01 16:39:17,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:17,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1320852711, now seen corresponding path program 54 times [2022-03-01 16:39:17,781 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:17,781 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214621729] [2022-03-01 16:39:17,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:17,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:17,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:18,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:18,194 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:18,195 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214621729] [2022-03-01 16:39:18,195 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214621729] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:18,195 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:18,195 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:18,195 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674226313] [2022-03-01 16:39:18,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:18,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:18,195 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:18,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:18,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:18,195 INFO L87 Difference]: Start difference. First operand 6454 states and 17759 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:19,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:19,858 INFO L93 Difference]: Finished difference Result 7745 states and 20884 transitions. [2022-03-01 16:39:19,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:19,858 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:19,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:19,869 INFO L225 Difference]: With dead ends: 7745 [2022-03-01 16:39:19,869 INFO L226 Difference]: Without dead ends: 7745 [2022-03-01 16:39:19,869 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:19,869 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1347 mSDsluCounter, 2084 mSDsCounter, 0 mSdLazyCounter, 1926 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1347 SdHoareTripleChecker+Valid, 2382 SdHoareTripleChecker+Invalid, 2055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:19,869 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1347 Valid, 2382 Invalid, 2055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1926 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:39:19,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7745 states. [2022-03-01 16:39:19,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7745 to 6496. [2022-03-01 16:39:19,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6496 states, 6492 states have (on average 2.754467036352434) internal successors, (17882), 6495 states have internal predecessors, (17882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:19,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6496 states to 6496 states and 17882 transitions. [2022-03-01 16:39:19,953 INFO L78 Accepts]: Start accepts. Automaton has 6496 states and 17882 transitions. Word has length 98 [2022-03-01 16:39:19,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:19,953 INFO L470 AbstractCegarLoop]: Abstraction has 6496 states and 17882 transitions. [2022-03-01 16:39:19,953 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) [2022-03-01 16:39:19,953 INFO L276 IsEmpty]: Start isEmpty. Operand 6496 states and 17882 transitions. [2022-03-01 16:39:19,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:19,958 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:19,958 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:19,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-01 16:39:19,958 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)] === [2022-03-01 16:39:19,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:19,958 INFO L85 PathProgramCache]: Analyzing trace with hash -1320876891, now seen corresponding path program 55 times [2022-03-01 16:39:19,958 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:19,958 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708146652] [2022-03-01 16:39:19,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:19,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:19,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:20,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:20,532 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:20,532 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708146652] [2022-03-01 16:39:20,532 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708146652] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:20,532 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:20,532 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:20,532 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66761478] [2022-03-01 16:39:20,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:20,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:20,532 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:20,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:20,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:20,533 INFO L87 Difference]: Start difference. First operand 6496 states and 17882 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:21,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:21,826 INFO L93 Difference]: Finished difference Result 7633 states and 20584 transitions. [2022-03-01 16:39:21,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:21,826 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 [2022-03-01 16:39:21,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:21,837 INFO L225 Difference]: With dead ends: 7633 [2022-03-01 16:39:21,837 INFO L226 Difference]: Without dead ends: 7633 [2022-03-01 16:39:21,837 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:21,837 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1349 mSDsluCounter, 1379 mSDsCounter, 0 mSdLazyCounter, 1293 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1349 SdHoareTripleChecker+Valid, 1685 SdHoareTripleChecker+Invalid, 1427 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:21,837 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1349 Valid, 1685 Invalid, 1427 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1293 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:39:21,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7633 states. [2022-03-01 16:39:21,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7633 to 6328. [2022-03-01 16:39:21,910 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) [2022-03-01 16:39:21,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-01 16:39:21,921 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-01 16:39:21,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:21,921 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-01 16:39:21,921 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:21,921 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-01 16:39:21,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:21,925 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:21,925 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:21,926 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-01 16:39:21,926 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)] === [2022-03-01 16:39:21,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:21,926 INFO L85 PathProgramCache]: Analyzing trace with hash 978643555, now seen corresponding path program 1 times [2022-03-01 16:39:21,926 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:21,926 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512558699] [2022-03-01 16:39:21,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:21,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:21,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:22,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:22,595 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:22,595 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512558699] [2022-03-01 16:39:22,595 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512558699] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:22,595 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:22,595 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:22,596 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025536081] [2022-03-01 16:39:22,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:22,596 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:22,596 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:22,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:22,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:22,596 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) [2022-03-01 16:39:24,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:24,171 INFO L93 Difference]: Finished difference Result 7119 states and 19207 transitions. [2022-03-01 16:39:24,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:24,172 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:24,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:24,182 INFO L225 Difference]: With dead ends: 7119 [2022-03-01 16:39:24,182 INFO L226 Difference]: Without dead ends: 7119 [2022-03-01 16:39:24,182 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:24,182 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1567 mSDsluCounter, 2158 mSDsCounter, 0 mSdLazyCounter, 1731 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1567 SdHoareTripleChecker+Valid, 2404 SdHoareTripleChecker+Invalid, 1846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1731 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:24,183 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1567 Valid, 2404 Invalid, 1846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1731 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:39:24,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7119 states. [2022-03-01 16:39:24,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7119 to 6580. [2022-03-01 16:39:24,251 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) [2022-03-01 16:39:24,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6580 states to 6580 states and 18134 transitions. [2022-03-01 16:39:24,262 INFO L78 Accepts]: Start accepts. Automaton has 6580 states and 18134 transitions. Word has length 98 [2022-03-01 16:39:24,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:24,262 INFO L470 AbstractCegarLoop]: Abstraction has 6580 states and 18134 transitions. [2022-03-01 16:39:24,262 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:24,263 INFO L276 IsEmpty]: Start isEmpty. Operand 6580 states and 18134 transitions. [2022-03-01 16:39:24,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:24,267 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:24,267 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] [2022-03-01 16:39:24,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-01 16:39:24,268 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)] === [2022-03-01 16:39:24,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:24,268 INFO L85 PathProgramCache]: Analyzing trace with hash 1619731165, now seen corresponding path program 2 times [2022-03-01 16:39:24,268 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:24,268 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71509522] [2022-03-01 16:39:24,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:24,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:24,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:24,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:24,797 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:24,797 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71509522] [2022-03-01 16:39:24,797 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71509522] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:24,797 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:24,797 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:24,797 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107799388] [2022-03-01 16:39:24,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:24,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:24,797 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:24,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:24,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:24,798 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) [2022-03-01 16:39:26,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:26,377 INFO L93 Difference]: Finished difference Result 8063 states and 21850 transitions. [2022-03-01 16:39:26,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:26,378 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:26,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:26,388 INFO L225 Difference]: With dead ends: 8063 [2022-03-01 16:39:26,389 INFO L226 Difference]: Without dead ends: 8063 [2022-03-01 16:39:26,389 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:26,389 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1606 mSDsluCounter, 2155 mSDsCounter, 0 mSdLazyCounter, 1801 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1606 SdHoareTripleChecker+Valid, 2429 SdHoareTripleChecker+Invalid, 1929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1801 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:26,389 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1606 Valid, 2429 Invalid, 1929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1801 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:39:26,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8063 states. [2022-03-01 16:39:26,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8063 to 6622. [2022-03-01 16:39:26,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6622 states, 6618 states have (on average 2.758839528558477) internal successors, (18258), 6621 states have internal predecessors, (18258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:26,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6622 states to 6622 states and 18258 transitions. [2022-03-01 16:39:26,474 INFO L78 Accepts]: Start accepts. Automaton has 6622 states and 18258 transitions. Word has length 98 [2022-03-01 16:39:26,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:26,475 INFO L470 AbstractCegarLoop]: Abstraction has 6622 states and 18258 transitions. [2022-03-01 16:39:26,475 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:26,475 INFO L276 IsEmpty]: Start isEmpty. Operand 6622 states and 18258 transitions. [2022-03-01 16:39:26,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:26,479 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:26,480 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:26,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-03-01 16:39:26,480 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)] === [2022-03-01 16:39:26,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:26,480 INFO L85 PathProgramCache]: Analyzing trace with hash 464405661, now seen corresponding path program 3 times [2022-03-01 16:39:26,480 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:26,480 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428259187] [2022-03-01 16:39:26,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:26,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:26,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:26,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:26,808 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:26,808 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428259187] [2022-03-01 16:39:26,808 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428259187] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:26,808 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:26,808 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:26,808 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280116293] [2022-03-01 16:39:26,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:26,809 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:26,809 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:26,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:26,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:26,809 INFO L87 Difference]: Start difference. First operand 6622 states and 18258 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:27,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:27,952 INFO L93 Difference]: Finished difference Result 7671 states and 20696 transitions. [2022-03-01 16:39:27,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:39:27,952 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 [2022-03-01 16:39:27,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:27,963 INFO L225 Difference]: With dead ends: 7671 [2022-03-01 16:39:27,963 INFO L226 Difference]: Without dead ends: 7671 [2022-03-01 16:39:27,963 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:39:27,964 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1384 mSDsluCounter, 1645 mSDsCounter, 0 mSdLazyCounter, 1355 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1384 SdHoareTripleChecker+Valid, 1928 SdHoareTripleChecker+Invalid, 1442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 1355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:27,964 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1384 Valid, 1928 Invalid, 1442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 1355 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:39:27,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7671 states. [2022-03-01 16:39:28,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7671 to 6664. [2022-03-01 16:39:28,040 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) [2022-03-01 16:39:28,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-01 16:39:28,051 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-01 16:39:28,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:28,051 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-01 16:39:28,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:28,051 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-01 16:39:28,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:28,056 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:28,056 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] [2022-03-01 16:39:28,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-01 16:39:28,056 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)] === [2022-03-01 16:39:28,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:28,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1517219601, now seen corresponding path program 4 times [2022-03-01 16:39:28,056 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:28,056 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530111315] [2022-03-01 16:39:28,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:28,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:28,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:28,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:28,449 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:28,449 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530111315] [2022-03-01 16:39:28,449 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530111315] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:28,449 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:28,450 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:28,450 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114792984] [2022-03-01 16:39:28,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:28,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:28,450 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:28,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:28,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:28,450 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) [2022-03-01 16:39:29,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:29,764 INFO L93 Difference]: Finished difference Result 7853 states and 21232 transitions. [2022-03-01 16:39:29,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:29,764 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:29,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:29,776 INFO L225 Difference]: With dead ends: 7853 [2022-03-01 16:39:29,776 INFO L226 Difference]: Without dead ends: 7853 [2022-03-01 16:39:29,776 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:29,777 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1603 mSDsluCounter, 1560 mSDsCounter, 0 mSdLazyCounter, 1389 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1603 SdHoareTripleChecker+Valid, 1854 SdHoareTripleChecker+Invalid, 1514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:29,777 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1603 Valid, 1854 Invalid, 1514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1389 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:39:29,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7853 states. [2022-03-01 16:39:29,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7853 to 6664. [2022-03-01 16:39:29,851 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) [2022-03-01 16:39:29,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-01 16:39:29,862 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-01 16:39:29,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:29,862 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-01 16:39:29,862 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:29,862 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-01 16:39:29,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:29,867 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:29,867 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] [2022-03-01 16:39:29,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-01 16:39:29,867 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)] === [2022-03-01 16:39:29,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:29,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1572945681, now seen corresponding path program 5 times [2022-03-01 16:39:29,867 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:29,867 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706631025] [2022-03-01 16:39:29,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:29,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:29,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:30,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:30,436 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:30,436 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706631025] [2022-03-01 16:39:30,436 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706631025] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:30,436 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:30,436 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:30,436 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100844930] [2022-03-01 16:39:30,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:30,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:30,436 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:30,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:30,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:30,437 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) [2022-03-01 16:39:31,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:31,849 INFO L93 Difference]: Finished difference Result 7965 states and 21560 transitions. [2022-03-01 16:39:31,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:31,849 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:31,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:31,860 INFO L225 Difference]: With dead ends: 7965 [2022-03-01 16:39:31,860 INFO L226 Difference]: Without dead ends: 7965 [2022-03-01 16:39:31,861 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:31,861 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1447 mSDsluCounter, 1836 mSDsCounter, 0 mSdLazyCounter, 1606 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1447 SdHoareTripleChecker+Valid, 2118 SdHoareTripleChecker+Invalid, 1733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1606 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:31,861 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1447 Valid, 2118 Invalid, 1733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1606 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:31,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7965 states. [2022-03-01 16:39:31,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7965 to 6664. [2022-03-01 16:39:31,934 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) [2022-03-01 16:39:31,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-01 16:39:31,945 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-01 16:39:31,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:31,945 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-01 16:39:31,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:31,945 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-01 16:39:31,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:31,950 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:31,950 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:31,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-01 16:39:31,950 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)] === [2022-03-01 16:39:31,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:31,950 INFO L85 PathProgramCache]: Analyzing trace with hash -1620912471, now seen corresponding path program 6 times [2022-03-01 16:39:31,950 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:31,950 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449902886] [2022-03-01 16:39:31,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:31,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:31,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:32,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:32,465 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:32,465 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449902886] [2022-03-01 16:39:32,465 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449902886] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:32,465 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:32,465 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:32,465 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124269290] [2022-03-01 16:39:32,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:32,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:32,465 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:32,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:32,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:32,466 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) [2022-03-01 16:39:34,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:34,157 INFO L93 Difference]: Finished difference Result 8403 states and 22829 transitions. [2022-03-01 16:39:34,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:34,158 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:34,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:34,169 INFO L225 Difference]: With dead ends: 8403 [2022-03-01 16:39:34,169 INFO L226 Difference]: Without dead ends: 8403 [2022-03-01 16:39:34,169 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:34,170 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1342 mSDsluCounter, 2150 mSDsCounter, 0 mSdLazyCounter, 1852 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1342 SdHoareTripleChecker+Valid, 2442 SdHoareTripleChecker+Invalid, 1975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:34,170 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1342 Valid, 2442 Invalid, 1975 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1852 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:39:34,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8403 states. [2022-03-01 16:39:34,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8403 to 6769. [2022-03-01 16:39:34,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6769 states, 6765 states have (on average 2.7630450849963046) internal successors, (18692), 6768 states have internal predecessors, (18692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:34,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6769 states to 6769 states and 18692 transitions. [2022-03-01 16:39:34,257 INFO L78 Accepts]: Start accepts. Automaton has 6769 states and 18692 transitions. Word has length 98 [2022-03-01 16:39:34,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:34,257 INFO L470 AbstractCegarLoop]: Abstraction has 6769 states and 18692 transitions. [2022-03-01 16:39:34,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:34,257 INFO L276 IsEmpty]: Start isEmpty. Operand 6769 states and 18692 transitions. [2022-03-01 16:39:34,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:34,262 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:34,262 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:34,262 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-01 16:39:34,262 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)] === [2022-03-01 16:39:34,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:34,262 INFO L85 PathProgramCache]: Analyzing trace with hash 1518729321, now seen corresponding path program 7 times [2022-03-01 16:39:34,262 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:34,262 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840865732] [2022-03-01 16:39:34,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:34,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:34,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:34,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:34,618 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:34,618 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840865732] [2022-03-01 16:39:34,618 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840865732] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:34,618 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:34,618 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:34,618 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477803977] [2022-03-01 16:39:34,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:34,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:34,619 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:34,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:34,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:34,619 INFO L87 Difference]: Start difference. First operand 6769 states and 18692 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:35,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:35,735 INFO L93 Difference]: Finished difference Result 8569 states and 23248 transitions. [2022-03-01 16:39:35,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:39:35,736 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:35,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:35,748 INFO L225 Difference]: With dead ends: 8569 [2022-03-01 16:39:35,748 INFO L226 Difference]: Without dead ends: 8569 [2022-03-01 16:39:35,748 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:39:35,749 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1249 mSDsluCounter, 1380 mSDsCounter, 0 mSdLazyCounter, 1198 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1249 SdHoareTripleChecker+Valid, 1683 SdHoareTripleChecker+Invalid, 1359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:35,750 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1249 Valid, 1683 Invalid, 1359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1198 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:39:35,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8569 states. [2022-03-01 16:39:35,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8569 to 6790. [2022-03-01 16:39:35,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6790 states, 6786 states have (on average 2.7636310050103154) internal successors, (18754), 6789 states have internal predecessors, (18754), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:35,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6790 states to 6790 states and 18754 transitions. [2022-03-01 16:39:35,870 INFO L78 Accepts]: Start accepts. Automaton has 6790 states and 18754 transitions. Word has length 98 [2022-03-01 16:39:35,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:35,870 INFO L470 AbstractCegarLoop]: Abstraction has 6790 states and 18754 transitions. [2022-03-01 16:39:35,870 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:35,870 INFO L276 IsEmpty]: Start isEmpty. Operand 6790 states and 18754 transitions. [2022-03-01 16:39:35,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:35,875 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:35,875 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:35,875 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-01 16:39:35,875 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)] === [2022-03-01 16:39:35,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:35,877 INFO L85 PathProgramCache]: Analyzing trace with hash -1723424035, now seen corresponding path program 8 times [2022-03-01 16:39:35,877 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:35,877 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592183378] [2022-03-01 16:39:35,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:35,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:35,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:36,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:36,328 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:36,328 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592183378] [2022-03-01 16:39:36,328 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592183378] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:36,328 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:36,329 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:36,329 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892844856] [2022-03-01 16:39:36,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:36,329 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:36,329 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:36,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:36,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:36,329 INFO L87 Difference]: Start difference. First operand 6790 states and 18754 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:37,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:37,807 INFO L93 Difference]: Finished difference Result 8625 states and 23412 transitions. [2022-03-01 16:39:37,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:37,807 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 [2022-03-01 16:39:37,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:37,819 INFO L225 Difference]: With dead ends: 8625 [2022-03-01 16:39:37,819 INFO L226 Difference]: Without dead ends: 8625 [2022-03-01 16:39:37,819 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:37,819 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1550 mSDsluCounter, 1810 mSDsCounter, 0 mSdLazyCounter, 1574 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1550 SdHoareTripleChecker+Valid, 2119 SdHoareTripleChecker+Invalid, 1745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1574 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:37,819 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1550 Valid, 2119 Invalid, 1745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1574 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:37,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8625 states. [2022-03-01 16:39:37,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8625 to 6748. [2022-03-01 16:39:37,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6748 states, 6744 states have (on average 2.762455516014235) internal successors, (18630), 6747 states have internal predecessors, (18630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:37,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6748 states to 6748 states and 18630 transitions. [2022-03-01 16:39:37,904 INFO L78 Accepts]: Start accepts. Automaton has 6748 states and 18630 transitions. Word has length 98 [2022-03-01 16:39:37,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:37,904 INFO L470 AbstractCegarLoop]: Abstraction has 6748 states and 18630 transitions. [2022-03-01 16:39:37,904 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) [2022-03-01 16:39:37,905 INFO L276 IsEmpty]: Start isEmpty. Operand 6748 states and 18630 transitions. [2022-03-01 16:39:37,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:37,909 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:37,909 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:37,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-01 16:39:37,909 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)] === [2022-03-01 16:39:37,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:37,909 INFO L85 PathProgramCache]: Analyzing trace with hash 265993433, now seen corresponding path program 9 times [2022-03-01 16:39:37,909 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:37,910 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084676860] [2022-03-01 16:39:37,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:37,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:37,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:38,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:38,272 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:38,272 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084676860] [2022-03-01 16:39:38,272 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084676860] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:38,272 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:38,272 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:38,272 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737574414] [2022-03-01 16:39:38,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:38,272 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:38,272 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:38,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:38,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:38,273 INFO L87 Difference]: Start difference. First operand 6748 states and 18630 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:39,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:39,346 INFO L93 Difference]: Finished difference Result 7969 states and 21551 transitions. [2022-03-01 16:39:39,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:39:39,346 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 [2022-03-01 16:39:39,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:39,357 INFO L225 Difference]: With dead ends: 7969 [2022-03-01 16:39:39,357 INFO L226 Difference]: Without dead ends: 7969 [2022-03-01 16:39:39,358 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:39:39,358 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1236 mSDsluCounter, 1386 mSDsCounter, 0 mSdLazyCounter, 1196 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1236 SdHoareTripleChecker+Valid, 1670 SdHoareTripleChecker+Invalid, 1337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:39,358 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1236 Valid, 1670 Invalid, 1337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1196 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:39:39,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7969 states. [2022-03-01 16:39:39,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7969 to 6832. [2022-03-01 16:39:39,427 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) [2022-03-01 16:39:39,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-01 16:39:39,438 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-01 16:39:39,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:39,438 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-01 16:39:39,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:39,438 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-01 16:39:39,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:39,442 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:39,442 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:39,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-01 16:39:39,442 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)] === [2022-03-01 16:39:39,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:39,443 INFO L85 PathProgramCache]: Analyzing trace with hash 1979579971, now seen corresponding path program 10 times [2022-03-01 16:39:39,443 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:39,443 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936435004] [2022-03-01 16:39:39,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:39,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:39,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:39,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:39,787 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:39,787 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936435004] [2022-03-01 16:39:39,787 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936435004] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:39,787 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:39,787 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:39,788 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787900243] [2022-03-01 16:39:39,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:39,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:39,788 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:39,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:39,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:39,788 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) [2022-03-01 16:39:40,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:40,962 INFO L93 Difference]: Finished difference Result 8303 states and 22462 transitions. [2022-03-01 16:39:40,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:39:40,963 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:40,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:40,976 INFO L225 Difference]: With dead ends: 8303 [2022-03-01 16:39:40,977 INFO L226 Difference]: Without dead ends: 8303 [2022-03-01 16:39:40,977 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:39:40,977 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1456 mSDsluCounter, 1406 mSDsCounter, 0 mSdLazyCounter, 1200 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1456 SdHoareTripleChecker+Valid, 1705 SdHoareTripleChecker+Invalid, 1385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 1200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:40,977 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1456 Valid, 1705 Invalid, 1385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 1200 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:39:40,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8303 states. [2022-03-01 16:39:41,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8303 to 6853. [2022-03-01 16:39:41,060 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) [2022-03-01 16:39:41,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 18940 transitions. [2022-03-01 16:39:41,074 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 18940 transitions. Word has length 98 [2022-03-01 16:39:41,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:41,075 INFO L470 AbstractCegarLoop]: Abstraction has 6853 states and 18940 transitions. [2022-03-01 16:39:41,075 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:41,075 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 18940 transitions. [2022-03-01 16:39:41,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:41,080 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:41,080 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:41,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-01 16:39:41,080 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)] === [2022-03-01 16:39:41,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:41,081 INFO L85 PathProgramCache]: Analyzing trace with hash -1262573385, now seen corresponding path program 11 times [2022-03-01 16:39:41,081 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:41,081 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012429998] [2022-03-01 16:39:41,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:41,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:41,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:41,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:41,519 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:41,519 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012429998] [2022-03-01 16:39:41,519 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012429998] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:41,519 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:41,519 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:41,519 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937622237] [2022-03-01 16:39:41,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:41,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:41,519 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:41,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:41,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:41,520 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) [2022-03-01 16:39:42,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:42,946 INFO L93 Difference]: Finished difference Result 8172 states and 22149 transitions. [2022-03-01 16:39:42,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:42,946 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:42,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:42,958 INFO L225 Difference]: With dead ends: 8172 [2022-03-01 16:39:42,958 INFO L226 Difference]: Without dead ends: 8172 [2022-03-01 16:39:42,958 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:42,958 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1488 mSDsluCounter, 1859 mSDsCounter, 0 mSdLazyCounter, 1585 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1488 SdHoareTripleChecker+Valid, 2162 SdHoareTripleChecker+Invalid, 1711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:42,958 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1488 Valid, 2162 Invalid, 1711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1585 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:42,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8172 states. [2022-03-01 16:39:43,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8172 to 6832. [2022-03-01 16:39:43,030 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) [2022-03-01 16:39:43,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-01 16:39:43,040 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-01 16:39:43,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:43,040 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-01 16:39:43,040 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:43,040 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-01 16:39:43,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:43,045 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:43,045 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:43,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-03-01 16:39:43,045 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)] === [2022-03-01 16:39:43,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:43,045 INFO L85 PathProgramCache]: Analyzing trace with hash 1740617909, now seen corresponding path program 12 times [2022-03-01 16:39:43,045 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:43,046 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545200988] [2022-03-01 16:39:43,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:43,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:43,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:43,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:43,547 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:43,547 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545200988] [2022-03-01 16:39:43,547 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545200988] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:43,547 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:43,547 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:43,547 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189734960] [2022-03-01 16:39:43,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:43,550 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:43,550 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:43,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:43,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:43,551 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) [2022-03-01 16:39:45,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:45,031 INFO L93 Difference]: Finished difference Result 8667 states and 23534 transitions. [2022-03-01 16:39:45,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:45,031 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:45,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:45,044 INFO L225 Difference]: With dead ends: 8667 [2022-03-01 16:39:45,044 INFO L226 Difference]: Without dead ends: 8667 [2022-03-01 16:39:45,044 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:45,045 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1680 mSDsluCounter, 1804 mSDsCounter, 0 mSdLazyCounter, 1639 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1680 SdHoareTripleChecker+Valid, 2103 SdHoareTripleChecker+Invalid, 1785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:45,045 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1680 Valid, 2103 Invalid, 1785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1639 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:45,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8667 states. [2022-03-01 16:39:45,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8667 to 6874. [2022-03-01 16:39:45,125 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) [2022-03-01 16:39:45,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 19002 transitions. [2022-03-01 16:39:45,136 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 19002 transitions. Word has length 98 [2022-03-01 16:39:45,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:45,136 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 19002 transitions. [2022-03-01 16:39:45,136 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:45,136 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 19002 transitions. [2022-03-01 16:39:45,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:45,141 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:45,141 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:45,141 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-01 16:39:45,141 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)] === [2022-03-01 16:39:45,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:45,141 INFO L85 PathProgramCache]: Analyzing trace with hash 585292405, now seen corresponding path program 13 times [2022-03-01 16:39:45,141 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:45,141 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431283539] [2022-03-01 16:39:45,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:45,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:45,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:45,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:45,495 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:45,495 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431283539] [2022-03-01 16:39:45,495 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431283539] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:45,495 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:45,495 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:45,495 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526996401] [2022-03-01 16:39:45,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:45,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:45,509 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:45,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:45,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:45,509 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) [2022-03-01 16:39:46,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:46,676 INFO L93 Difference]: Finished difference Result 8464 states and 22938 transitions. [2022-03-01 16:39:46,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:39:46,676 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:46,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:46,689 INFO L225 Difference]: With dead ends: 8464 [2022-03-01 16:39:46,689 INFO L226 Difference]: Without dead ends: 8464 [2022-03-01 16:39:46,690 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:39:46,690 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1658 mSDsluCounter, 1475 mSDsCounter, 0 mSdLazyCounter, 1338 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1658 SdHoareTripleChecker+Valid, 1770 SdHoareTripleChecker+Invalid, 1470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:46,690 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1658 Valid, 1770 Invalid, 1470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1338 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:39:46,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8464 states. [2022-03-01 16:39:46,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8464 to 6895. [2022-03-01 16:39:46,803 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) [2022-03-01 16:39:46,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6895 states to 6895 states and 19064 transitions. [2022-03-01 16:39:46,814 INFO L78 Accepts]: Start accepts. Automaton has 6895 states and 19064 transitions. Word has length 98 [2022-03-01 16:39:46,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:46,814 INFO L470 AbstractCegarLoop]: Abstraction has 6895 states and 19064 transitions. [2022-03-01 16:39:46,814 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:46,814 INFO L276 IsEmpty]: Start isEmpty. Operand 6895 states and 19064 transitions. [2022-03-01 16:39:46,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:46,819 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:46,819 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:46,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-01 16:39:46,819 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)] === [2022-03-01 16:39:46,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:46,820 INFO L85 PathProgramCache]: Analyzing trace with hash 1638106345, now seen corresponding path program 14 times [2022-03-01 16:39:46,820 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:46,821 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142137604] [2022-03-01 16:39:46,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:46,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:47,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:47,235 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:47,235 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142137604] [2022-03-01 16:39:47,235 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142137604] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:47,235 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:47,236 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:47,236 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238725348] [2022-03-01 16:39:47,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:47,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:47,236 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:47,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:47,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:47,236 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) [2022-03-01 16:39:48,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:48,643 INFO L93 Difference]: Finished difference Result 8646 states and 23474 transitions. [2022-03-01 16:39:48,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:48,643 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:48,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:48,655 INFO L225 Difference]: With dead ends: 8646 [2022-03-01 16:39:48,655 INFO L226 Difference]: Without dead ends: 8646 [2022-03-01 16:39:48,655 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:48,656 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 1491 mSDsluCounter, 1858 mSDsCounter, 0 mSdLazyCounter, 1627 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1491 SdHoareTripleChecker+Valid, 2161 SdHoareTripleChecker+Invalid, 1766 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:48,656 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1491 Valid, 2161 Invalid, 1766 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1627 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:48,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8646 states. [2022-03-01 16:39:48,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8646 to 6853. [2022-03-01 16:39:48,731 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) [2022-03-01 16:39:48,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 18940 transitions. [2022-03-01 16:39:48,742 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 18940 transitions. Word has length 98 [2022-03-01 16:39:48,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:48,742 INFO L470 AbstractCegarLoop]: Abstraction has 6853 states and 18940 transitions. [2022-03-01 16:39:48,742 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:48,742 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 18940 transitions. [2022-03-01 16:39:48,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:48,746 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:48,746 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:48,746 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-01 16:39:48,747 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)] === [2022-03-01 16:39:48,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:48,747 INFO L85 PathProgramCache]: Analyzing trace with hash -1452058937, now seen corresponding path program 15 times [2022-03-01 16:39:48,747 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:48,747 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92424972] [2022-03-01 16:39:48,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:48,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:48,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:49,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:49,326 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:49,326 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92424972] [2022-03-01 16:39:49,326 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92424972] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:49,326 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:49,326 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:49,326 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584966892] [2022-03-01 16:39:49,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:49,327 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:49,327 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:49,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:49,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:49,327 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) [2022-03-01 16:39:50,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:50,760 INFO L93 Difference]: Finished difference Result 8242 states and 22353 transitions. [2022-03-01 16:39:50,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:50,760 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:50,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:50,771 INFO L225 Difference]: With dead ends: 8242 [2022-03-01 16:39:50,771 INFO L226 Difference]: Without dead ends: 8242 [2022-03-01 16:39:50,772 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:50,772 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1190 mSDsluCounter, 1706 mSDsCounter, 0 mSdLazyCounter, 1558 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1190 SdHoareTripleChecker+Valid, 2005 SdHoareTripleChecker+Invalid, 1701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:50,772 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1190 Valid, 2005 Invalid, 1701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1558 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:50,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8242 states. [2022-03-01 16:39:50,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8242 to 6832. [2022-03-01 16:39:50,852 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) [2022-03-01 16:39:50,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-01 16:39:50,864 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-01 16:39:50,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:50,864 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-01 16:39:50,864 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) [2022-03-01 16:39:50,864 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-01 16:39:50,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:50,869 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:50,869 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] [2022-03-01 16:39:50,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-01 16:39:50,869 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)] === [2022-03-01 16:39:50,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:50,869 INFO L85 PathProgramCache]: Analyzing trace with hash -790464501, now seen corresponding path program 16 times [2022-03-01 16:39:50,869 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:50,869 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030830379] [2022-03-01 16:39:50,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:50,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:50,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:51,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:51,394 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:51,394 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030830379] [2022-03-01 16:39:51,394 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030830379] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:51,394 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:51,394 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:51,394 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687211188] [2022-03-01 16:39:51,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:51,394 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:51,394 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:51,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:51,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:51,395 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) [2022-03-01 16:39:53,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:53,082 INFO L93 Difference]: Finished difference Result 8831 states and 24043 transitions. [2022-03-01 16:39:53,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:53,083 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:53,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:53,094 INFO L225 Difference]: With dead ends: 8831 [2022-03-01 16:39:53,095 INFO L226 Difference]: Without dead ends: 8831 [2022-03-01 16:39:53,095 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:53,095 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1328 mSDsluCounter, 1981 mSDsCounter, 0 mSdLazyCounter, 1799 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1328 SdHoareTripleChecker+Valid, 2285 SdHoareTripleChecker+Invalid, 1934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:53,095 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1328 Valid, 2285 Invalid, 1934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1799 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:39:53,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8831 states. [2022-03-01 16:39:53,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8831 to 6937. [2022-03-01 16:39:53,169 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) [2022-03-01 16:39:53,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6937 states to 6937 states and 19188 transitions. [2022-03-01 16:39:53,180 INFO L78 Accepts]: Start accepts. Automaton has 6937 states and 19188 transitions. Word has length 98 [2022-03-01 16:39:53,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:53,180 INFO L470 AbstractCegarLoop]: Abstraction has 6937 states and 19188 transitions. [2022-03-01 16:39:53,180 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:53,180 INFO L276 IsEmpty]: Start isEmpty. Operand 6937 states and 19188 transitions. [2022-03-01 16:39:53,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:53,184 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:53,184 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:53,185 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-03-01 16:39:53,185 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)] === [2022-03-01 16:39:53,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:53,185 INFO L85 PathProgramCache]: Analyzing trace with hash -1945790005, now seen corresponding path program 17 times [2022-03-01 16:39:53,185 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:53,185 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530619043] [2022-03-01 16:39:53,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:53,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:53,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:53,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:53,542 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:53,542 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530619043] [2022-03-01 16:39:53,542 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530619043] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:53,543 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:53,543 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:53,543 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632260296] [2022-03-01 16:39:53,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:53,543 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:53,543 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:53,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:53,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:53,543 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) [2022-03-01 16:39:54,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:54,924 INFO L93 Difference]: Finished difference Result 8997 states and 24462 transitions. [2022-03-01 16:39:54,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:39:54,924 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:54,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:54,945 INFO L225 Difference]: With dead ends: 8997 [2022-03-01 16:39:54,945 INFO L226 Difference]: Without dead ends: 8997 [2022-03-01 16:39:54,945 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:39:54,945 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1409 mSDsluCounter, 1613 mSDsCounter, 0 mSdLazyCounter, 1507 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1409 SdHoareTripleChecker+Valid, 1920 SdHoareTripleChecker+Invalid, 1644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:54,945 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1409 Valid, 1920 Invalid, 1644 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1507 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:54,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8997 states. [2022-03-01 16:39:55,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8997 to 6958. [2022-03-01 16:39:55,041 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) [2022-03-01 16:39:55,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-01 16:39:55,057 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-01 16:39:55,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:55,057 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-01 16:39:55,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:55,057 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-01 16:39:55,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:55,062 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:55,062 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] [2022-03-01 16:39:55,062 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-01 16:39:55,062 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)] === [2022-03-01 16:39:55,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:55,063 INFO L85 PathProgramCache]: Analyzing trace with hash -892976065, now seen corresponding path program 18 times [2022-03-01 16:39:55,063 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:55,063 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125575100] [2022-03-01 16:39:55,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:55,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:55,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:55,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:55,511 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:55,511 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125575100] [2022-03-01 16:39:55,511 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125575100] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:55,511 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:55,511 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:55,511 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132393250] [2022-03-01 16:39:55,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:55,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:55,512 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:55,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:55,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:55,519 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) [2022-03-01 16:39:57,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:57,078 INFO L93 Difference]: Finished difference Result 9053 states and 24626 transitions. [2022-03-01 16:39:57,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:57,078 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 [2022-03-01 16:39:57,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:57,096 INFO L225 Difference]: With dead ends: 9053 [2022-03-01 16:39:57,097 INFO L226 Difference]: Without dead ends: 9053 [2022-03-01 16:39:57,097 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:57,097 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 1122 mSDsluCounter, 1957 mSDsCounter, 0 mSdLazyCounter, 1699 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1122 SdHoareTripleChecker+Valid, 2275 SdHoareTripleChecker+Invalid, 1858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:57,097 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1122 Valid, 2275 Invalid, 1858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1699 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:39:57,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9053 states. [2022-03-01 16:39:57,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9053 to 6916. [2022-03-01 16:39:57,186 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) [2022-03-01 16:39:57,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-01 16:39:57,198 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-01 16:39:57,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:57,198 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-01 16:39:57,198 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:57,198 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-01 16:39:57,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:57,203 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:57,203 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:57,203 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-01 16:39:57,204 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)] === [2022-03-01 16:39:57,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:57,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1096441403, now seen corresponding path program 19 times [2022-03-01 16:39:57,204 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:57,204 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800038222] [2022-03-01 16:39:57,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:57,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:57,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:57,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:57,570 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:57,570 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800038222] [2022-03-01 16:39:57,570 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800038222] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:57,570 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:57,570 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:57,570 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448789674] [2022-03-01 16:39:57,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:57,570 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:57,571 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:57,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:57,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:57,571 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) [2022-03-01 16:39:59,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:59,050 INFO L93 Difference]: Finished difference Result 9169 states and 24945 transitions. [2022-03-01 16:39:59,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:39:59,050 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:39:59,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:59,066 INFO L225 Difference]: With dead ends: 9169 [2022-03-01 16:39:59,066 INFO L226 Difference]: Without dead ends: 9169 [2022-03-01 16:39:59,066 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:39:59,066 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1608 mSDsluCounter, 1836 mSDsCounter, 0 mSdLazyCounter, 1624 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1608 SdHoareTripleChecker+Valid, 2129 SdHoareTripleChecker+Invalid, 1792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 1624 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:59,066 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1608 Valid, 2129 Invalid, 1792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 1624 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:39:59,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9169 states. [2022-03-01 16:39:59,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9169 to 6958. [2022-03-01 16:39:59,153 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) [2022-03-01 16:39:59,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-01 16:39:59,165 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-01 16:39:59,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:59,165 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-01 16:39:59,165 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:59,166 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-01 16:39:59,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:59,171 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:59,171 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:59,171 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-03-01 16:39:59,171 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)] === [2022-03-01 16:39:59,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:59,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1484939355, now seen corresponding path program 20 times [2022-03-01 16:39:59,171 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:59,171 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589467690] [2022-03-01 16:39:59,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:59,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:59,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:59,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:59,514 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:59,514 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589467690] [2022-03-01 16:39:59,514 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589467690] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:59,514 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:59,514 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:59,514 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266725376] [2022-03-01 16:39:59,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:59,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:59,514 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:59,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:59,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:59,515 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) [2022-03-01 16:40:00,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:00,922 INFO L93 Difference]: Finished difference Result 9335 states and 25360 transitions. [2022-03-01 16:40:00,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:40:00,922 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:00,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:00,939 INFO L225 Difference]: With dead ends: 9335 [2022-03-01 16:40:00,939 INFO L226 Difference]: Without dead ends: 9335 [2022-03-01 16:40:00,939 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:40:00,939 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1083 mSDsluCounter, 1716 mSDsCounter, 0 mSdLazyCounter, 1526 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1083 SdHoareTripleChecker+Valid, 2020 SdHoareTripleChecker+Invalid, 1657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:00,939 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1083 Valid, 2020 Invalid, 1657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1526 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:40:00,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9335 states. [2022-03-01 16:40:01,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9335 to 6979. [2022-03-01 16:40:01,033 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) [2022-03-01 16:40:01,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-03-01 16:40:01,047 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-03-01 16:40:01,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:01,047 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-03-01 16:40:01,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:01,047 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-03-01 16:40:01,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:01,053 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:01,053 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] [2022-03-01 16:40:01,053 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-03-01 16:40:01,053 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)] === [2022-03-01 16:40:01,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:01,053 INFO L85 PathProgramCache]: Analyzing trace with hash -432125415, now seen corresponding path program 21 times [2022-03-01 16:40:01,053 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:01,053 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571837251] [2022-03-01 16:40:01,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:01,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:01,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:01,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:01,488 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:01,488 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571837251] [2022-03-01 16:40:01,488 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571837251] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:01,488 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:01,488 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:01,488 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076607544] [2022-03-01 16:40:01,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:01,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:01,489 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:01,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:01,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:01,489 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) [2022-03-01 16:40:03,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:03,020 INFO L93 Difference]: Finished difference Result 9204 states and 25047 transitions. [2022-03-01 16:40:03,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:03,021 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:03,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:03,035 INFO L225 Difference]: With dead ends: 9204 [2022-03-01 16:40:03,035 INFO L226 Difference]: Without dead ends: 9204 [2022-03-01 16:40:03,035 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:03,035 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1377 mSDsluCounter, 1817 mSDsCounter, 0 mSdLazyCounter, 1631 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1377 SdHoareTripleChecker+Valid, 2128 SdHoareTripleChecker+Invalid, 1768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1631 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:03,036 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1377 Valid, 2128 Invalid, 1768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1631 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:40:03,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9204 states. [2022-03-01 16:40:03,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9204 to 6874. [2022-03-01 16:40:03,128 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) [2022-03-01 16:40:03,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 19002 transitions. [2022-03-01 16:40:03,140 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 19002 transitions. Word has length 98 [2022-03-01 16:40:03,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:03,140 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 19002 transitions. [2022-03-01 16:40:03,140 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:03,140 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 19002 transitions. [2022-03-01 16:40:03,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:03,146 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:03,146 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:03,146 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-03-01 16:40:03,146 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)] === [2022-03-01 16:40:03,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:03,146 INFO L85 PathProgramCache]: Analyzing trace with hash 1644317819, now seen corresponding path program 22 times [2022-03-01 16:40:03,146 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:03,146 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013204386] [2022-03-01 16:40:03,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:03,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:03,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:03,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:03,510 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:03,510 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013204386] [2022-03-01 16:40:03,510 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013204386] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:03,510 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:03,510 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:03,510 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608483131] [2022-03-01 16:40:03,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:03,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:03,510 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:03,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:03,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:03,511 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) [2022-03-01 16:40:04,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:04,604 INFO L93 Difference]: Finished difference Result 8313 states and 22517 transitions. [2022-03-01 16:40:04,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:40:04,604 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:04,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:04,615 INFO L225 Difference]: With dead ends: 8313 [2022-03-01 16:40:04,616 INFO L226 Difference]: Without dead ends: 8313 [2022-03-01 16:40:04,616 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:40:04,616 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1433 mSDsluCounter, 1040 mSDsCounter, 0 mSdLazyCounter, 1013 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1433 SdHoareTripleChecker+Valid, 1329 SdHoareTripleChecker+Invalid, 1233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 1013 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:04,616 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1433 Valid, 1329 Invalid, 1233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 1013 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:40:04,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8313 states. [2022-03-01 16:40:04,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8313 to 6916. [2022-03-01 16:40:04,693 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) [2022-03-01 16:40:04,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-01 16:40:04,705 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-01 16:40:04,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:04,705 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-01 16:40:04,705 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:04,705 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-01 16:40:04,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:04,710 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:04,710 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:04,710 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-03-01 16:40:04,710 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)] === [2022-03-01 16:40:04,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:04,710 INFO L85 PathProgramCache]: Analyzing trace with hash 1939101473, now seen corresponding path program 23 times [2022-03-01 16:40:04,711 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:04,711 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74464571] [2022-03-01 16:40:04,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:04,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:04,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:05,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:05,090 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:05,090 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74464571] [2022-03-01 16:40:05,090 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74464571] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:05,090 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:05,090 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:05,090 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411241589] [2022-03-01 16:40:05,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:05,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:05,090 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:05,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:05,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:05,091 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) [2022-03-01 16:40:06,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:06,474 INFO L93 Difference]: Finished difference Result 8777 states and 23787 transitions. [2022-03-01 16:40:06,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:40:06,474 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:06,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:06,487 INFO L225 Difference]: With dead ends: 8777 [2022-03-01 16:40:06,487 INFO L226 Difference]: Without dead ends: 8777 [2022-03-01 16:40:06,487 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:40:06,488 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1295 mSDsluCounter, 1675 mSDsCounter, 0 mSdLazyCounter, 1469 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1295 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 1619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:06,488 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1295 Valid, 1970 Invalid, 1619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1469 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:40:06,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8777 states. [2022-03-01 16:40:06,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8777 to 6958. [2022-03-01 16:40:06,564 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) [2022-03-01 16:40:06,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-01 16:40:06,575 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-01 16:40:06,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:06,575 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-01 16:40:06,575 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:06,575 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-01 16:40:06,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:06,580 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:06,580 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:06,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-03-01 16:40:06,580 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)] === [2022-03-01 16:40:06,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:06,581 INFO L85 PathProgramCache]: Analyzing trace with hash 83989187, now seen corresponding path program 24 times [2022-03-01 16:40:06,581 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:06,581 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686579882] [2022-03-01 16:40:06,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:06,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:06,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:06,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:06,956 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:06,956 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686579882] [2022-03-01 16:40:06,956 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686579882] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:06,956 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:06,956 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:06,956 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117929719] [2022-03-01 16:40:06,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:06,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:06,957 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:06,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:06,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:06,957 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) [2022-03-01 16:40:08,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:08,211 INFO L93 Difference]: Finished difference Result 8689 states and 23552 transitions. [2022-03-01 16:40:08,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:40:08,212 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:08,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:08,223 INFO L225 Difference]: With dead ends: 8689 [2022-03-01 16:40:08,224 INFO L226 Difference]: Without dead ends: 8689 [2022-03-01 16:40:08,224 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:40:08,224 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1294 mSDsluCounter, 1484 mSDsCounter, 0 mSdLazyCounter, 1342 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1294 SdHoareTripleChecker+Valid, 1790 SdHoareTripleChecker+Invalid, 1494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:08,224 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1294 Valid, 1790 Invalid, 1494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1342 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:40:08,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8689 states. [2022-03-01 16:40:08,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8689 to 6979. [2022-03-01 16:40:08,298 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) [2022-03-01 16:40:08,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-03-01 16:40:08,309 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-03-01 16:40:08,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:08,309 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-03-01 16:40:08,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:08,309 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-03-01 16:40:08,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:08,313 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:08,313 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:08,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-03-01 16:40:08,313 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)] === [2022-03-01 16:40:08,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:08,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1136803127, now seen corresponding path program 25 times [2022-03-01 16:40:08,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:08,314 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531673986] [2022-03-01 16:40:08,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:08,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:08,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:08,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:08,746 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:08,746 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531673986] [2022-03-01 16:40:08,746 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531673986] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:08,746 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:08,746 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:08,746 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031176946] [2022-03-01 16:40:08,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:08,747 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:08,747 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:08,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:08,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:08,747 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) [2022-03-01 16:40:10,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:10,239 INFO L93 Difference]: Finished difference Result 8558 states and 23239 transitions. [2022-03-01 16:40:10,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:10,240 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 [2022-03-01 16:40:10,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:10,250 INFO L225 Difference]: With dead ends: 8558 [2022-03-01 16:40:10,250 INFO L226 Difference]: Without dead ends: 8558 [2022-03-01 16:40:10,250 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:10,251 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1363 mSDsluCounter, 1522 mSDsCounter, 0 mSdLazyCounter, 1387 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1363 SdHoareTripleChecker+Valid, 1841 SdHoareTripleChecker+Invalid, 1585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 1387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:10,251 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1363 Valid, 1841 Invalid, 1585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 1387 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:40:10,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8558 states. [2022-03-01 16:40:10,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8558 to 6916. [2022-03-01 16:40:10,322 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) [2022-03-01 16:40:10,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-01 16:40:10,332 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-01 16:40:10,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:10,333 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-01 16:40:10,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:10,333 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-01 16:40:10,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:10,337 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:10,338 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] [2022-03-01 16:40:10,338 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-03-01 16:40:10,338 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)] === [2022-03-01 16:40:10,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:10,338 INFO L85 PathProgramCache]: Analyzing trace with hash -1269267501, now seen corresponding path program 26 times [2022-03-01 16:40:10,338 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:10,338 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052604897] [2022-03-01 16:40:10,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:10,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:10,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:10,836 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:10,836 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052604897] [2022-03-01 16:40:10,836 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052604897] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:10,836 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:10,836 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:10,836 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425788561] [2022-03-01 16:40:10,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:10,837 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:10,837 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:10,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:10,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:10,837 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) [2022-03-01 16:40:12,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:12,413 INFO L93 Difference]: Finished difference Result 9183 states and 24983 transitions. [2022-03-01 16:40:12,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:12,413 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:12,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:12,428 INFO L225 Difference]: With dead ends: 9183 [2022-03-01 16:40:12,428 INFO L226 Difference]: Without dead ends: 9183 [2022-03-01 16:40:12,428 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:12,428 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1413 mSDsluCounter, 1821 mSDsCounter, 0 mSdLazyCounter, 1699 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1413 SdHoareTripleChecker+Valid, 2133 SdHoareTripleChecker+Invalid, 1839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 1699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:12,428 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1413 Valid, 2133 Invalid, 1839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 1699 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:40:12,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9183 states. [2022-03-01 16:40:12,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9183 to 7021. [2022-03-01 16:40:12,522 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) [2022-03-01 16:40:12,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7021 states to 7021 states and 19436 transitions. [2022-03-01 16:40:12,535 INFO L78 Accepts]: Start accepts. Automaton has 7021 states and 19436 transitions. Word has length 98 [2022-03-01 16:40:12,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:12,535 INFO L470 AbstractCegarLoop]: Abstraction has 7021 states and 19436 transitions. [2022-03-01 16:40:12,536 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:12,536 INFO L276 IsEmpty]: Start isEmpty. Operand 7021 states and 19436 transitions. [2022-03-01 16:40:12,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:12,541 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:12,541 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:12,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-03-01 16:40:12,541 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)] === [2022-03-01 16:40:12,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:12,541 INFO L85 PathProgramCache]: Analyzing trace with hash 1870374291, now seen corresponding path program 27 times [2022-03-01 16:40:12,541 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:12,542 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761390541] [2022-03-01 16:40:12,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:12,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:12,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:12,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:12,912 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:12,912 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761390541] [2022-03-01 16:40:12,912 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761390541] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:12,912 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:12,912 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:12,912 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482329462] [2022-03-01 16:40:12,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:12,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:12,912 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:12,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:12,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:12,913 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) [2022-03-01 16:40:14,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:14,652 INFO L93 Difference]: Finished difference Result 9349 states and 25402 transitions. [2022-03-01 16:40:14,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:40:14,653 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:14,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:14,666 INFO L225 Difference]: With dead ends: 9349 [2022-03-01 16:40:14,667 INFO L226 Difference]: Without dead ends: 9349 [2022-03-01 16:40:14,667 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:40:14,667 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1200 mSDsluCounter, 2478 mSDsCounter, 0 mSdLazyCounter, 2118 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1200 SdHoareTripleChecker+Valid, 2772 SdHoareTripleChecker+Invalid, 2243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 2118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:14,667 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1200 Valid, 2772 Invalid, 2243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 2118 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:40:14,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9349 states. [2022-03-01 16:40:14,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9349 to 7042. [2022-03-01 16:40:14,759 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) [2022-03-01 16:40:14,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7042 states to 7042 states and 19498 transitions. [2022-03-01 16:40:14,771 INFO L78 Accepts]: Start accepts. Automaton has 7042 states and 19498 transitions. Word has length 98 [2022-03-01 16:40:14,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:14,772 INFO L470 AbstractCegarLoop]: Abstraction has 7042 states and 19498 transitions. [2022-03-01 16:40:14,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:14,772 INFO L276 IsEmpty]: Start isEmpty. Operand 7042 states and 19498 transitions. [2022-03-01 16:40:14,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:14,777 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:14,777 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:14,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-03-01 16:40:14,777 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)] === [2022-03-01 16:40:14,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:14,777 INFO L85 PathProgramCache]: Analyzing trace with hash -1371779065, now seen corresponding path program 28 times [2022-03-01 16:40:14,777 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:14,777 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982077777] [2022-03-01 16:40:14,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:14,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:14,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:15,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:15,221 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:15,221 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982077777] [2022-03-01 16:40:15,221 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982077777] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:15,221 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:15,222 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:15,222 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759034393] [2022-03-01 16:40:15,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:15,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:15,222 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:15,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:15,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:15,222 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) [2022-03-01 16:40:16,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:16,674 INFO L93 Difference]: Finished difference Result 9405 states and 25566 transitions. [2022-03-01 16:40:16,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:16,674 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:16,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:16,689 INFO L225 Difference]: With dead ends: 9405 [2022-03-01 16:40:16,689 INFO L226 Difference]: Without dead ends: 9405 [2022-03-01 16:40:16,690 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:16,690 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1382 mSDsluCounter, 1716 mSDsCounter, 0 mSdLazyCounter, 1549 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1382 SdHoareTripleChecker+Valid, 2030 SdHoareTripleChecker+Invalid, 1696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 1549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:16,690 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1382 Valid, 2030 Invalid, 1696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 1549 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:40:16,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9405 states. [2022-03-01 16:40:16,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9405 to 7000. [2022-03-01 16:40:16,789 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) [2022-03-01 16:40:16,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7000 states to 7000 states and 19374 transitions. [2022-03-01 16:40:16,801 INFO L78 Accepts]: Start accepts. Automaton has 7000 states and 19374 transitions. Word has length 98 [2022-03-01 16:40:16,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:16,801 INFO L470 AbstractCegarLoop]: Abstraction has 7000 states and 19374 transitions. [2022-03-01 16:40:16,801 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:16,801 INFO L276 IsEmpty]: Start isEmpty. Operand 7000 states and 19374 transitions. [2022-03-01 16:40:16,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:16,806 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:16,807 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:16,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-03-01 16:40:16,807 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)] === [2022-03-01 16:40:16,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:16,807 INFO L85 PathProgramCache]: Analyzing trace with hash 617638403, now seen corresponding path program 29 times [2022-03-01 16:40:16,807 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:16,807 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035290725] [2022-03-01 16:40:16,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:16,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:16,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:17,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:17,166 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:17,166 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035290725] [2022-03-01 16:40:17,166 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035290725] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:17,166 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:17,166 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:17,166 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387819457] [2022-03-01 16:40:17,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:17,167 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:17,167 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:17,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:17,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:17,167 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) [2022-03-01 16:40:18,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:18,409 INFO L93 Difference]: Finished difference Result 9001 states and 24449 transitions. [2022-03-01 16:40:18,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:40:18,410 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:18,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:18,423 INFO L225 Difference]: With dead ends: 9001 [2022-03-01 16:40:18,423 INFO L226 Difference]: Without dead ends: 9001 [2022-03-01 16:40:18,423 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:40:18,423 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1222 mSDsluCounter, 1603 mSDsCounter, 0 mSdLazyCounter, 1424 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1222 SdHoareTripleChecker+Valid, 1898 SdHoareTripleChecker+Invalid, 1560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1424 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:18,423 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1222 Valid, 1898 Invalid, 1560 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1424 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:40:18,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9001 states. [2022-03-01 16:40:18,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9001 to 7042. [2022-03-01 16:40:18,507 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) [2022-03-01 16:40:18,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7042 states to 7042 states and 19498 transitions. [2022-03-01 16:40:18,519 INFO L78 Accepts]: Start accepts. Automaton has 7042 states and 19498 transitions. Word has length 98 [2022-03-01 16:40:18,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:18,519 INFO L470 AbstractCegarLoop]: Abstraction has 7042 states and 19498 transitions. [2022-03-01 16:40:18,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:18,519 INFO L276 IsEmpty]: Start isEmpty. Operand 7042 states and 19498 transitions. [2022-03-01 16:40:18,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:18,524 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:18,524 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] [2022-03-01 16:40:18,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-03-01 16:40:18,524 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)] === [2022-03-01 16:40:18,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:18,525 INFO L85 PathProgramCache]: Analyzing trace with hash -1963742355, now seen corresponding path program 30 times [2022-03-01 16:40:18,525 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:18,525 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304067744] [2022-03-01 16:40:18,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:18,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:18,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:18,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:18,899 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:18,900 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304067744] [2022-03-01 16:40:18,900 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304067744] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:18,900 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:18,900 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:18,900 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825618540] [2022-03-01 16:40:18,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:18,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:18,900 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:18,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:18,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:18,900 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) [2022-03-01 16:40:20,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:20,548 INFO L93 Difference]: Finished difference Result 9335 states and 25360 transitions. [2022-03-01 16:40:20,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:40:20,549 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:20,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:20,561 INFO L225 Difference]: With dead ends: 9335 [2022-03-01 16:40:20,562 INFO L226 Difference]: Without dead ends: 9335 [2022-03-01 16:40:20,562 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:40:20,562 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1070 mSDsluCounter, 2179 mSDsCounter, 0 mSdLazyCounter, 1903 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1070 SdHoareTripleChecker+Valid, 2482 SdHoareTripleChecker+Invalid, 2030 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1903 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:20,562 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1070 Valid, 2482 Invalid, 2030 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1903 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:40:20,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9335 states. [2022-03-01 16:40:20,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9335 to 7063. [2022-03-01 16:40:20,641 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) [2022-03-01 16:40:20,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7063 states to 7063 states and 19560 transitions. [2022-03-01 16:40:20,653 INFO L78 Accepts]: Start accepts. Automaton has 7063 states and 19560 transitions. Word has length 98 [2022-03-01 16:40:20,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:20,653 INFO L470 AbstractCegarLoop]: Abstraction has 7063 states and 19560 transitions. [2022-03-01 16:40:20,653 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:20,653 INFO L276 IsEmpty]: Start isEmpty. Operand 7063 states and 19560 transitions. [2022-03-01 16:40:20,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:20,658 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:20,658 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:20,658 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-03-01 16:40:20,658 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)] === [2022-03-01 16:40:20,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:20,658 INFO L85 PathProgramCache]: Analyzing trace with hash -910928415, now seen corresponding path program 31 times [2022-03-01 16:40:20,658 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:20,658 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342412557] [2022-03-01 16:40:20,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:20,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:21,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:21,131 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:21,132 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342412557] [2022-03-01 16:40:21,132 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342412557] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:21,132 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:21,132 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:21,132 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511964528] [2022-03-01 16:40:21,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:21,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:21,132 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:21,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:21,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:21,132 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) [2022-03-01 16:40:22,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:22,749 INFO L93 Difference]: Finished difference Result 9204 states and 25047 transitions. [2022-03-01 16:40:22,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:22,750 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:22,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:22,763 INFO L225 Difference]: With dead ends: 9204 [2022-03-01 16:40:22,763 INFO L226 Difference]: Without dead ends: 9204 [2022-03-01 16:40:22,764 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:22,764 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1399 mSDsluCounter, 1817 mSDsCounter, 0 mSdLazyCounter, 1662 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1399 SdHoareTripleChecker+Valid, 2133 SdHoareTripleChecker+Invalid, 1804 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:22,764 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1399 Valid, 2133 Invalid, 1804 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1662 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:40:22,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9204 states. [2022-03-01 16:40:22,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9204 to 6958. [2022-03-01 16:40:22,855 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) [2022-03-01 16:40:22,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-01 16:40:22,867 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-01 16:40:22,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:22,867 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-01 16:40:22,867 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:22,867 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-01 16:40:22,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:22,872 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:22,872 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:22,872 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-03-01 16:40:22,872 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)] === [2022-03-01 16:40:22,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:22,873 INFO L85 PathProgramCache]: Analyzing trace with hash 1609548597, now seen corresponding path program 32 times [2022-03-01 16:40:22,873 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:22,873 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380292915] [2022-03-01 16:40:22,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:22,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:22,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:23,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:23,368 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:23,368 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380292915] [2022-03-01 16:40:23,368 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380292915] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:23,368 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:23,368 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:23,368 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266807010] [2022-03-01 16:40:23,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:23,368 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:23,368 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:23,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:23,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:23,369 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) [2022-03-01 16:40:25,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:25,170 INFO L93 Difference]: Finished difference Result 8969 states and 24376 transitions. [2022-03-01 16:40:25,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:25,171 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:25,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:25,184 INFO L225 Difference]: With dead ends: 8969 [2022-03-01 16:40:25,184 INFO L226 Difference]: Without dead ends: 8969 [2022-03-01 16:40:25,184 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:25,185 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1385 mSDsluCounter, 2115 mSDsCounter, 0 mSdLazyCounter, 1921 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1385 SdHoareTripleChecker+Valid, 2417 SdHoareTripleChecker+Invalid, 2070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:25,185 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1385 Valid, 2417 Invalid, 2070 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1921 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:40:25,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8969 states. [2022-03-01 16:40:25,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8969 to 7000. [2022-03-01 16:40:25,274 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) [2022-03-01 16:40:25,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7000 states to 7000 states and 19374 transitions. [2022-03-01 16:40:25,287 INFO L78 Accepts]: Start accepts. Automaton has 7000 states and 19374 transitions. Word has length 98 [2022-03-01 16:40:25,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:25,287 INFO L470 AbstractCegarLoop]: Abstraction has 7000 states and 19374 transitions. [2022-03-01 16:40:25,287 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:25,287 INFO L276 IsEmpty]: Start isEmpty. Operand 7000 states and 19374 transitions. [2022-03-01 16:40:25,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:25,293 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:25,293 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] [2022-03-01 16:40:25,293 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-03-01 16:40:25,293 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)] === [2022-03-01 16:40:25,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:25,294 INFO L85 PathProgramCache]: Analyzing trace with hash 454223093, now seen corresponding path program 33 times [2022-03-01 16:40:25,294 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:25,294 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768909960] [2022-03-01 16:40:25,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:25,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:25,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:25,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:25,641 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:25,641 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768909960] [2022-03-01 16:40:25,641 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768909960] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:25,641 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:25,641 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:25,641 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430193819] [2022-03-01 16:40:25,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:25,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:25,642 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:25,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:25,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:25,642 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) [2022-03-01 16:40:27,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:27,043 INFO L93 Difference]: Finished difference Result 8766 states and 23780 transitions. [2022-03-01 16:40:27,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:40:27,044 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:27,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:27,057 INFO L225 Difference]: With dead ends: 8766 [2022-03-01 16:40:27,057 INFO L226 Difference]: Without dead ends: 8766 [2022-03-01 16:40:27,057 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:40:27,058 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1220 mSDsluCounter, 1853 mSDsCounter, 0 mSdLazyCounter, 1654 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1220 SdHoareTripleChecker+Valid, 2154 SdHoareTripleChecker+Invalid, 1786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1654 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:27,058 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1220 Valid, 2154 Invalid, 1786 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1654 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:40:27,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8766 states. [2022-03-01 16:40:27,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8766 to 7021. [2022-03-01 16:40:27,153 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) [2022-03-01 16:40:27,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7021 states to 7021 states and 19436 transitions. [2022-03-01 16:40:27,166 INFO L78 Accepts]: Start accepts. Automaton has 7021 states and 19436 transitions. Word has length 98 [2022-03-01 16:40:27,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:27,166 INFO L470 AbstractCegarLoop]: Abstraction has 7021 states and 19436 transitions. [2022-03-01 16:40:27,166 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:27,166 INFO L276 IsEmpty]: Start isEmpty. Operand 7021 states and 19436 transitions. [2022-03-01 16:40:27,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:27,171 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:27,172 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] [2022-03-01 16:40:27,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-03-01 16:40:27,172 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)] === [2022-03-01 16:40:27,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:27,172 INFO L85 PathProgramCache]: Analyzing trace with hash 1507037033, now seen corresponding path program 34 times [2022-03-01 16:40:27,172 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:27,172 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219578971] [2022-03-01 16:40:27,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:27,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:27,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:27,590 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:27,590 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219578971] [2022-03-01 16:40:27,590 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219578971] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:27,590 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:27,590 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:27,590 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064365131] [2022-03-01 16:40:27,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:27,590 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:27,590 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:27,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:27,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:27,591 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) [2022-03-01 16:40:29,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:29,161 INFO L93 Difference]: Finished difference Result 8948 states and 24316 transitions. [2022-03-01 16:40:29,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:29,162 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 [2022-03-01 16:40:29,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:29,175 INFO L225 Difference]: With dead ends: 8948 [2022-03-01 16:40:29,175 INFO L226 Difference]: Without dead ends: 8948 [2022-03-01 16:40:29,175 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:29,176 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 1075 mSDsluCounter, 1862 mSDsCounter, 0 mSdLazyCounter, 1653 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1075 SdHoareTripleChecker+Valid, 2174 SdHoareTripleChecker+Invalid, 1798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 1653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:29,176 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1075 Valid, 2174 Invalid, 1798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 1653 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:40:29,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8948 states. [2022-03-01 16:40:29,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8948 to 6979. [2022-03-01 16:40:29,260 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) [2022-03-01 16:40:29,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-03-01 16:40:29,272 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-03-01 16:40:29,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:29,272 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-03-01 16:40:29,272 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:29,273 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-03-01 16:40:29,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:29,278 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:29,278 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:29,278 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-03-01 16:40:29,278 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)] === [2022-03-01 16:40:29,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:29,278 INFO L85 PathProgramCache]: Analyzing trace with hash -1583128249, now seen corresponding path program 35 times [2022-03-01 16:40:29,278 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:29,278 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357803622] [2022-03-01 16:40:29,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:29,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:29,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:29,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:29,915 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:29,915 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357803622] [2022-03-01 16:40:29,915 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357803622] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:29,915 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:29,915 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:29,915 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437247779] [2022-03-01 16:40:29,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:29,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:29,915 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:29,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:29,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:29,916 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) [2022-03-01 16:40:31,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:31,433 INFO L93 Difference]: Finished difference Result 8544 states and 23195 transitions. [2022-03-01 16:40:31,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:31,433 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:31,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:31,446 INFO L225 Difference]: With dead ends: 8544 [2022-03-01 16:40:31,446 INFO L226 Difference]: Without dead ends: 8544 [2022-03-01 16:40:31,446 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:31,446 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1358 mSDsluCounter, 1852 mSDsCounter, 0 mSdLazyCounter, 1711 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1358 SdHoareTripleChecker+Valid, 2158 SdHoareTripleChecker+Invalid, 1855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:31,446 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1358 Valid, 2158 Invalid, 1855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1711 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:40:31,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8544 states. [2022-03-01 16:40:31,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8544 to 6916. [2022-03-01 16:40:31,530 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) [2022-03-01 16:40:31,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-01 16:40:31,543 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-01 16:40:31,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:31,543 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-01 16:40:31,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:31,543 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-01 16:40:31,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:31,548 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:31,548 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] [2022-03-01 16:40:31,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-03-01 16:40:31,548 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)] === [2022-03-01 16:40:31,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:31,549 INFO L85 PathProgramCache]: Analyzing trace with hash 26231449, now seen corresponding path program 56 times [2022-03-01 16:40:31,549 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:31,549 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361768854] [2022-03-01 16:40:31,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:31,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:31,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:31,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:31,872 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:31,872 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361768854] [2022-03-01 16:40:31,872 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361768854] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:31,872 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:31,873 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:31,873 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502563546] [2022-03-01 16:40:31,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:31,873 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:31,873 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:31,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:31,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:31,873 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) [2022-03-01 16:40:33,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:33,442 INFO L93 Difference]: Finished difference Result 8282 states and 22466 transitions. [2022-03-01 16:40:33,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:40:33,442 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:33,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:33,454 INFO L225 Difference]: With dead ends: 8282 [2022-03-01 16:40:33,454 INFO L226 Difference]: Without dead ends: 8282 [2022-03-01 16:40:33,454 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=484, Invalid=922, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 16:40:33,455 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1053 mSDsluCounter, 1549 mSDsCounter, 0 mSdLazyCounter, 1404 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1053 SdHoareTripleChecker+Valid, 1904 SdHoareTripleChecker+Invalid, 1585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:33,455 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1053 Valid, 1904 Invalid, 1585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1404 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:40:33,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8282 states. [2022-03-01 16:40:33,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8282 to 7067. [2022-03-01 16:40:33,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7067 states, 7063 states have (on average 2.7710604558969276) internal successors, (19572), 7066 states have internal predecessors, (19572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:33,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7067 states to 7067 states and 19572 transitions. [2022-03-01 16:40:33,561 INFO L78 Accepts]: Start accepts. Automaton has 7067 states and 19572 transitions. Word has length 98 [2022-03-01 16:40:33,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:33,561 INFO L470 AbstractCegarLoop]: Abstraction has 7067 states and 19572 transitions. [2022-03-01 16:40:33,561 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:33,561 INFO L276 IsEmpty]: Start isEmpty. Operand 7067 states and 19572 transitions. [2022-03-01 16:40:33,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:33,610 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:33,610 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:33,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-03-01 16:40:33,610 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)] === [2022-03-01 16:40:33,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:33,614 INFO L85 PathProgramCache]: Analyzing trace with hash 22944829, now seen corresponding path program 57 times [2022-03-01 16:40:33,614 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:33,614 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021506778] [2022-03-01 16:40:33,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:33,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:33,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:34,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:34,000 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:34,000 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021506778] [2022-03-01 16:40:34,001 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021506778] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:34,001 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:34,001 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:34,001 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828358195] [2022-03-01 16:40:34,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:34,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:34,001 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:34,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:34,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:34,001 INFO L87 Difference]: Start difference. First operand 7067 states and 19572 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:35,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:35,962 INFO L93 Difference]: Finished difference Result 8310 states and 22548 transitions. [2022-03-01 16:40:35,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:40:35,962 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:35,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:35,974 INFO L225 Difference]: With dead ends: 8310 [2022-03-01 16:40:35,974 INFO L226 Difference]: Without dead ends: 8310 [2022-03-01 16:40:35,974 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=466, Invalid=940, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 16:40:35,975 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 990 mSDsluCounter, 2314 mSDsCounter, 0 mSdLazyCounter, 1963 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 990 SdHoareTripleChecker+Valid, 2664 SdHoareTripleChecker+Invalid, 2113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1963 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:35,975 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [990 Valid, 2664 Invalid, 2113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1963 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:40:35,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8310 states. [2022-03-01 16:40:36,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8310 to 7216. [2022-03-01 16:40:36,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7216 states, 7212 states have (on average 2.774819744869662) internal successors, (20012), 7215 states have internal predecessors, (20012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:36,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7216 states to 7216 states and 20012 transitions. [2022-03-01 16:40:36,074 INFO L78 Accepts]: Start accepts. Automaton has 7216 states and 20012 transitions. Word has length 98 [2022-03-01 16:40:36,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:36,074 INFO L470 AbstractCegarLoop]: Abstraction has 7216 states and 20012 transitions. [2022-03-01 16:40:36,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:36,074 INFO L276 IsEmpty]: Start isEmpty. Operand 7216 states and 20012 transitions. [2022-03-01 16:40:36,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:36,079 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:36,079 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:36,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-03-01 16:40:36,079 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)] === [2022-03-01 16:40:36,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:36,080 INFO L85 PathProgramCache]: Analyzing trace with hash 22920649, now seen corresponding path program 58 times [2022-03-01 16:40:36,080 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:36,080 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736260401] [2022-03-01 16:40:36,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:36,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:36,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:36,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:36,578 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:36,578 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736260401] [2022-03-01 16:40:36,578 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [736260401] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:36,578 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:36,579 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:36,579 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849206745] [2022-03-01 16:40:36,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:36,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:36,579 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:36,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:36,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:36,579 INFO L87 Difference]: Start difference. First operand 7216 states and 20012 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:38,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:38,068 INFO L93 Difference]: Finished difference Result 8436 states and 22948 transitions. [2022-03-01 16:40:38,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:38,069 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:38,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:38,081 INFO L225 Difference]: With dead ends: 8436 [2022-03-01 16:40:38,081 INFO L226 Difference]: Without dead ends: 8436 [2022-03-01 16:40:38,082 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:38,082 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1094 mSDsluCounter, 1602 mSDsCounter, 0 mSdLazyCounter, 1478 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1094 SdHoareTripleChecker+Valid, 1896 SdHoareTripleChecker+Invalid, 1614 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:38,082 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1094 Valid, 1896 Invalid, 1614 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1478 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:40:38,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8436 states. [2022-03-01 16:40:38,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8436 to 7153. [2022-03-01 16:40:38,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7153 states, 7149 states have (on average 2.7732550006993986) internal successors, (19826), 7152 states have internal predecessors, (19826), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:38,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7153 states to 7153 states and 19826 transitions. [2022-03-01 16:40:38,185 INFO L78 Accepts]: Start accepts. Automaton has 7153 states and 19826 transitions. Word has length 98 [2022-03-01 16:40:38,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:38,185 INFO L470 AbstractCegarLoop]: Abstraction has 7153 states and 19826 transitions. [2022-03-01 16:40:38,185 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:38,185 INFO L276 IsEmpty]: Start isEmpty. Operand 7153 states and 19826 transitions. [2022-03-01 16:40:38,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:38,190 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:38,191 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:38,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-03-01 16:40:38,191 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)] === [2022-03-01 16:40:38,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:38,191 INFO L85 PathProgramCache]: Analyzing trace with hash 524775897, now seen corresponding path program 59 times [2022-03-01 16:40:38,191 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:38,191 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177492111] [2022-03-01 16:40:38,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:38,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:38,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:38,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:38,543 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:38,543 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177492111] [2022-03-01 16:40:38,543 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177492111] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:38,543 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:38,543 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:38,543 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452762618] [2022-03-01 16:40:38,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:38,543 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:38,543 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:38,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:38,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:38,544 INFO L87 Difference]: Start difference. First operand 7153 states and 19826 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:39,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:39,827 INFO L93 Difference]: Finished difference Result 8513 states and 23137 transitions. [2022-03-01 16:40:39,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:40:39,827 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:39,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:39,840 INFO L225 Difference]: With dead ends: 8513 [2022-03-01 16:40:39,840 INFO L226 Difference]: Without dead ends: 8513 [2022-03-01 16:40:39,840 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:40:39,840 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 920 mSDsluCounter, 1475 mSDsCounter, 0 mSdLazyCounter, 1327 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 920 SdHoareTripleChecker+Valid, 1770 SdHoareTripleChecker+Invalid, 1447 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 1327 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:39,841 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [920 Valid, 1770 Invalid, 1447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 1327 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:40:39,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8513 states. [2022-03-01 16:40:39,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8513 to 7174. [2022-03-01 16:40:39,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7174 states, 7170 states have (on average 2.773779637377964) internal successors, (19888), 7173 states have internal predecessors, (19888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:39,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7174 states to 7174 states and 19888 transitions. [2022-03-01 16:40:39,934 INFO L78 Accepts]: Start accepts. Automaton has 7174 states and 19888 transitions. Word has length 98 [2022-03-01 16:40:39,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:39,935 INFO L470 AbstractCegarLoop]: Abstraction has 7174 states and 19888 transitions. [2022-03-01 16:40:39,935 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:39,935 INFO L276 IsEmpty]: Start isEmpty. Operand 7174 states and 19888 transitions. [2022-03-01 16:40:39,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:39,940 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:39,940 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] [2022-03-01 16:40:39,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-03-01 16:40:39,940 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)] === [2022-03-01 16:40:39,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:39,940 INFO L85 PathProgramCache]: Analyzing trace with hash 1134299757, now seen corresponding path program 60 times [2022-03-01 16:40:39,940 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:39,940 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665538495] [2022-03-01 16:40:39,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:39,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:40,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:40,431 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:40,431 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665538495] [2022-03-01 16:40:40,431 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1665538495] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:40,431 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:40,431 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:40,431 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870304070] [2022-03-01 16:40:40,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:40,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:40,432 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:40,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:40,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:40,432 INFO L87 Difference]: Start difference. First operand 7174 states and 19888 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:41,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:41,940 INFO L93 Difference]: Finished difference Result 8569 states and 23301 transitions. [2022-03-01 16:40:41,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:41,941 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:41,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:41,953 INFO L225 Difference]: With dead ends: 8569 [2022-03-01 16:40:41,954 INFO L226 Difference]: Without dead ends: 8569 [2022-03-01 16:40:41,954 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:41,954 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 1129 mSDsluCounter, 1625 mSDsCounter, 0 mSdLazyCounter, 1485 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1129 SdHoareTripleChecker+Valid, 1930 SdHoareTripleChecker+Invalid, 1647 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:41,954 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1129 Valid, 1930 Invalid, 1647 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1485 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:40:41,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8569 states. [2022-03-01 16:40:42,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8569 to 7132. [2022-03-01 16:40:42,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7132 states, 7128 states have (on average 2.772727272727273) internal successors, (19764), 7131 states have internal predecessors, (19764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:42,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7132 states to 7132 states and 19764 transitions. [2022-03-01 16:40:42,054 INFO L78 Accepts]: Start accepts. Automaton has 7132 states and 19764 transitions. Word has length 98 [2022-03-01 16:40:42,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:42,055 INFO L470 AbstractCegarLoop]: Abstraction has 7132 states and 19764 transitions. [2022-03-01 16:40:42,055 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) [2022-03-01 16:40:42,055 INFO L276 IsEmpty]: Start isEmpty. Operand 7132 states and 19764 transitions. [2022-03-01 16:40:42,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:42,060 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:42,061 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] [2022-03-01 16:40:42,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-03-01 16:40:42,061 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)] === [2022-03-01 16:40:42,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:42,061 INFO L85 PathProgramCache]: Analyzing trace with hash 929135177, now seen corresponding path program 61 times [2022-03-01 16:40:42,061 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:42,061 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602787386] [2022-03-01 16:40:42,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:42,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:42,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:42,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:42,445 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:42,445 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602787386] [2022-03-01 16:40:42,445 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1602787386] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:42,445 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:42,446 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:42,446 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025365185] [2022-03-01 16:40:42,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:42,446 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:42,446 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:42,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:42,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:42,446 INFO L87 Difference]: Start difference. First operand 7132 states and 19764 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:44,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:44,053 INFO L93 Difference]: Finished difference Result 8674 states and 23598 transitions. [2022-03-01 16:40:44,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:40:44,053 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:44,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:44,065 INFO L225 Difference]: With dead ends: 8674 [2022-03-01 16:40:44,065 INFO L226 Difference]: Without dead ends: 8674 [2022-03-01 16:40:44,066 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:40:44,066 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 1296 mSDsluCounter, 1990 mSDsCounter, 0 mSdLazyCounter, 1766 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1296 SdHoareTripleChecker+Valid, 2265 SdHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1766 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:44,066 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1296 Valid, 2265 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1766 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:40:44,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8674 states. [2022-03-01 16:40:44,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8674 to 7174. [2022-03-01 16:40:44,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7174 states, 7170 states have (on average 2.773779637377964) internal successors, (19888), 7173 states have internal predecessors, (19888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:44,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7174 states to 7174 states and 19888 transitions. [2022-03-01 16:40:44,166 INFO L78 Accepts]: Start accepts. Automaton has 7174 states and 19888 transitions. Word has length 98 [2022-03-01 16:40:44,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:44,167 INFO L470 AbstractCegarLoop]: Abstraction has 7174 states and 19888 transitions. [2022-03-01 16:40:44,167 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) [2022-03-01 16:40:44,167 INFO L276 IsEmpty]: Start isEmpty. Operand 7174 states and 19888 transitions. [2022-03-01 16:40:44,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:44,172 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:44,172 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] [2022-03-01 16:40:44,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-03-01 16:40:44,172 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)] === [2022-03-01 16:40:44,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:44,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1785631123, now seen corresponding path program 62 times [2022-03-01 16:40:44,173 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:44,173 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373513566] [2022-03-01 16:40:44,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:44,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:44,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:44,561 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:44,561 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373513566] [2022-03-01 16:40:44,561 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373513566] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:44,561 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:44,562 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:44,562 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713398184] [2022-03-01 16:40:44,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:44,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:44,562 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:44,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:44,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:44,562 INFO L87 Difference]: Start difference. First operand 7174 states and 19888 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:46,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:46,235 INFO L93 Difference]: Finished difference Result 8807 states and 23947 transitions. [2022-03-01 16:40:46,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:40:46,236 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:46,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:46,249 INFO L225 Difference]: With dead ends: 8807 [2022-03-01 16:40:46,249 INFO L226 Difference]: Without dead ends: 8807 [2022-03-01 16:40:46,250 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:40:46,250 INFO L933 BasicCegarLoop]: 309 mSDtfsCounter, 1167 mSDsluCounter, 1995 mSDsCounter, 0 mSdLazyCounter, 1779 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1167 SdHoareTripleChecker+Valid, 2282 SdHoareTripleChecker+Invalid, 1940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:46,250 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1167 Valid, 2282 Invalid, 1940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1779 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:40:46,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8807 states. [2022-03-01 16:40:46,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8807 to 7195. [2022-03-01 16:40:46,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7195 states, 7191 states have (on average 2.7743012098456403) internal successors, (19950), 7194 states have internal predecessors, (19950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:46,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7195 states to 7195 states and 19950 transitions. [2022-03-01 16:40:46,394 INFO L78 Accepts]: Start accepts. Automaton has 7195 states and 19950 transitions. Word has length 98 [2022-03-01 16:40:46,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:46,395 INFO L470 AbstractCegarLoop]: Abstraction has 7195 states and 19950 transitions. [2022-03-01 16:40:46,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:46,395 INFO L276 IsEmpty]: Start isEmpty. Operand 7195 states and 19950 transitions. [2022-03-01 16:40:46,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:46,400 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:46,400 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] [2022-03-01 16:40:46,400 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-03-01 16:40:46,401 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)] === [2022-03-01 16:40:46,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:46,402 INFO L85 PathProgramCache]: Analyzing trace with hash -1899812313, now seen corresponding path program 63 times [2022-03-01 16:40:46,402 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:46,402 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293001422] [2022-03-01 16:40:46,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:46,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:46,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:46,844 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:46,844 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293001422] [2022-03-01 16:40:46,844 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293001422] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:46,844 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:46,844 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:46,844 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40197031] [2022-03-01 16:40:46,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:46,844 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:46,844 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:46,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:46,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:46,845 INFO L87 Difference]: Start difference. First operand 7195 states and 19950 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:48,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:48,510 INFO L93 Difference]: Finished difference Result 8709 states and 23700 transitions. [2022-03-01 16:40:48,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:48,511 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 [2022-03-01 16:40:48,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:48,523 INFO L225 Difference]: With dead ends: 8709 [2022-03-01 16:40:48,524 INFO L226 Difference]: Without dead ends: 8709 [2022-03-01 16:40:48,524 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:48,524 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1081 mSDsluCounter, 1945 mSDsCounter, 0 mSdLazyCounter, 1778 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1081 SdHoareTripleChecker+Valid, 2240 SdHoareTripleChecker+Invalid, 1905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1778 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:48,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1081 Valid, 2240 Invalid, 1905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1778 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:40:48,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8709 states. [2022-03-01 16:40:48,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8709 to 7090. [2022-03-01 16:40:48,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7090 states, 7086 states have (on average 2.7716624329664126) internal successors, (19640), 7089 states have internal predecessors, (19640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:48,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7090 states to 7090 states and 19640 transitions. [2022-03-01 16:40:48,625 INFO L78 Accepts]: Start accepts. Automaton has 7090 states and 19640 transitions. Word has length 98 [2022-03-01 16:40:48,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:48,625 INFO L470 AbstractCegarLoop]: Abstraction has 7090 states and 19640 transitions. [2022-03-01 16:40:48,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:48,625 INFO L276 IsEmpty]: Start isEmpty. Operand 7090 states and 19640 transitions. [2022-03-01 16:40:48,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:48,630 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:48,630 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:48,631 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-03-01 16:40:48,631 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)] === [2022-03-01 16:40:48,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:48,631 INFO L85 PathProgramCache]: Analyzing trace with hash 342943881, now seen corresponding path program 64 times [2022-03-01 16:40:48,631 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:48,631 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229713398] [2022-03-01 16:40:48,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:48,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:48,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:48,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:48,993 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:48,994 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229713398] [2022-03-01 16:40:48,994 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229713398] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:48,994 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:48,994 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:48,994 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259518537] [2022-03-01 16:40:48,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:48,994 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:48,994 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:48,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:48,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:48,994 INFO L87 Difference]: Start difference. First operand 7090 states and 19640 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:50,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:50,164 INFO L93 Difference]: Finished difference Result 8870 states and 24148 transitions. [2022-03-01 16:40:50,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:40:50,164 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:50,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:50,177 INFO L225 Difference]: With dead ends: 8870 [2022-03-01 16:40:50,177 INFO L226 Difference]: Without dead ends: 8870 [2022-03-01 16:40:50,177 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=286, Invalid=644, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:40:50,178 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 1094 mSDsluCounter, 1309 mSDsCounter, 0 mSdLazyCounter, 1182 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1094 SdHoareTripleChecker+Valid, 1581 SdHoareTripleChecker+Invalid, 1302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 1182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:50,178 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1094 Valid, 1581 Invalid, 1302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 1182 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:40:50,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8870 states. [2022-03-01 16:40:50,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8870 to 7111. [2022-03-01 16:40:50,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7111 states, 7107 states have (on average 2.7721964260588154) internal successors, (19702), 7110 states have internal predecessors, (19702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:50,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7111 states to 7111 states and 19702 transitions. [2022-03-01 16:40:50,286 INFO L78 Accepts]: Start accepts. Automaton has 7111 states and 19702 transitions. Word has length 98 [2022-03-01 16:40:50,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:50,286 INFO L470 AbstractCegarLoop]: Abstraction has 7111 states and 19702 transitions. [2022-03-01 16:40:50,286 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:50,286 INFO L276 IsEmpty]: Start isEmpty. Operand 7111 states and 19702 transitions. [2022-03-01 16:40:50,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:50,294 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:50,294 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] [2022-03-01 16:40:50,294 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-03-01 16:40:50,294 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)] === [2022-03-01 16:40:50,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:50,295 INFO L85 PathProgramCache]: Analyzing trace with hash 1607389455, now seen corresponding path program 65 times [2022-03-01 16:40:50,295 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:50,295 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874510131] [2022-03-01 16:40:50,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:50,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:50,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:50,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:50,663 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:50,663 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874510131] [2022-03-01 16:40:50,663 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874510131] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:50,663 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:50,663 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:50,663 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411847758] [2022-03-01 16:40:50,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:50,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:50,664 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:50,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:50,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:50,664 INFO L87 Difference]: Start difference. First operand 7111 states and 19702 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:51,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:51,917 INFO L93 Difference]: Finished difference Result 9038 states and 24586 transitions. [2022-03-01 16:40:51,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:40:51,917 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:51,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:51,930 INFO L225 Difference]: With dead ends: 9038 [2022-03-01 16:40:51,931 INFO L226 Difference]: Without dead ends: 9038 [2022-03-01 16:40:51,931 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:40:51,931 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1314 mSDsluCounter, 1311 mSDsCounter, 0 mSdLazyCounter, 1182 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1314 SdHoareTripleChecker+Valid, 1600 SdHoareTripleChecker+Invalid, 1353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:51,931 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1314 Valid, 1600 Invalid, 1353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1182 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:40:51,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9038 states. [2022-03-01 16:40:52,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9038 to 7153. [2022-03-01 16:40:52,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7153 states, 7149 states have (on average 2.7732550006993986) internal successors, (19826), 7152 states have internal predecessors, (19826), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:52,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7153 states to 7153 states and 19826 transitions. [2022-03-01 16:40:52,037 INFO L78 Accepts]: Start accepts. Automaton has 7153 states and 19826 transitions. Word has length 98 [2022-03-01 16:40:52,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:52,037 INFO L470 AbstractCegarLoop]: Abstraction has 7153 states and 19826 transitions. [2022-03-01 16:40:52,037 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:52,037 INFO L276 IsEmpty]: Start isEmpty. Operand 7153 states and 19826 transitions. [2022-03-01 16:40:52,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:52,042 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:52,042 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:52,043 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-03-01 16:40:52,043 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)] === [2022-03-01 16:40:52,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:52,043 INFO L85 PathProgramCache]: Analyzing trace with hash -1904817999, now seen corresponding path program 66 times [2022-03-01 16:40:52,043 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:52,043 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308387728] [2022-03-01 16:40:52,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:52,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:52,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:52,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:52,411 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:52,411 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308387728] [2022-03-01 16:40:52,411 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308387728] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:52,411 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:52,411 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:52,411 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070355977] [2022-03-01 16:40:52,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:52,412 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:52,412 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:52,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:52,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:52,412 INFO L87 Difference]: Start difference. First operand 7153 states and 19826 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:53,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:53,911 INFO L93 Difference]: Finished difference Result 8961 states and 24373 transitions. [2022-03-01 16:40:53,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:40:53,911 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 [2022-03-01 16:40:53,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:53,925 INFO L225 Difference]: With dead ends: 8961 [2022-03-01 16:40:53,926 INFO L226 Difference]: Without dead ends: 8961 [2022-03-01 16:40:53,926 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:40:53,926 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1300 mSDsluCounter, 1812 mSDsCounter, 0 mSdLazyCounter, 1595 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1300 SdHoareTripleChecker+Valid, 2106 SdHoareTripleChecker+Invalid, 1757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:53,926 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1300 Valid, 2106 Invalid, 1757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1595 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:40:53,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8961 states. [2022-03-01 16:40:54,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8961 to 7174. [2022-03-01 16:40:54,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7174 states, 7170 states have (on average 2.773779637377964) internal successors, (19888), 7173 states have internal predecessors, (19888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:54,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7174 states to 7174 states and 19888 transitions. [2022-03-01 16:40:54,040 INFO L78 Accepts]: Start accepts. Automaton has 7174 states and 19888 transitions. Word has length 98 [2022-03-01 16:40:54,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:54,040 INFO L470 AbstractCegarLoop]: Abstraction has 7174 states and 19888 transitions. [2022-03-01 16:40:54,040 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:54,040 INFO L276 IsEmpty]: Start isEmpty. Operand 7174 states and 19888 transitions. [2022-03-01 16:40:54,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:54,046 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:54,046 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] [2022-03-01 16:40:54,046 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-03-01 16:40:54,046 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)] === [2022-03-01 16:40:54,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:54,047 INFO L85 PathProgramCache]: Analyzing trace with hash -1295294139, now seen corresponding path program 67 times [2022-03-01 16:40:54,047 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:54,047 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318824344] [2022-03-01 16:40:54,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:54,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:54,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:54,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:54,473 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:54,473 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318824344] [2022-03-01 16:40:54,473 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318824344] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:54,473 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:54,473 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:54,473 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114681585] [2022-03-01 16:40:54,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:54,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:54,474 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:54,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:54,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:54,474 INFO L87 Difference]: Start difference. First operand 7174 states and 19888 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:56,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:56,148 INFO L93 Difference]: Finished difference Result 8863 states and 24126 transitions. [2022-03-01 16:40:56,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:56,149 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:56,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:56,161 INFO L225 Difference]: With dead ends: 8863 [2022-03-01 16:40:56,161 INFO L226 Difference]: Without dead ends: 8863 [2022-03-01 16:40:56,161 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:56,162 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1271 mSDsluCounter, 1778 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1271 SdHoareTripleChecker+Valid, 2079 SdHoareTripleChecker+Invalid, 1802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:56,162 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1271 Valid, 2079 Invalid, 1802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1663 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:40:56,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8863 states. [2022-03-01 16:40:56,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8863 to 7069. [2022-03-01 16:40:56,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7069 states, 7065 states have (on average 2.771125265392781) internal successors, (19578), 7068 states have internal predecessors, (19578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:56,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7069 states to 7069 states and 19578 transitions. [2022-03-01 16:40:56,254 INFO L78 Accepts]: Start accepts. Automaton has 7069 states and 19578 transitions. Word has length 98 [2022-03-01 16:40:56,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:56,254 INFO L470 AbstractCegarLoop]: Abstraction has 7069 states and 19578 transitions. [2022-03-01 16:40:56,254 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:56,255 INFO L276 IsEmpty]: Start isEmpty. Operand 7069 states and 19578 transitions. [2022-03-01 16:40:56,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:56,259 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:56,260 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:56,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-03-01 16:40:56,260 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)] === [2022-03-01 16:40:56,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:56,260 INFO L85 PathProgramCache]: Analyzing trace with hash -1169602535, now seen corresponding path program 36 times [2022-03-01 16:40:56,260 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:56,260 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695241796] [2022-03-01 16:40:56,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:56,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:56,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:56,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:56,772 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:56,772 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695241796] [2022-03-01 16:40:56,772 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695241796] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:56,773 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:56,773 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:56,773 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503575354] [2022-03-01 16:40:56,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:56,773 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:56,773 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:56,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:56,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:56,773 INFO L87 Difference]: Start difference. First operand 7069 states and 19578 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:58,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:58,323 INFO L93 Difference]: Finished difference Result 8696 states and 23626 transitions. [2022-03-01 16:40:58,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:58,324 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:40:58,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:58,336 INFO L225 Difference]: With dead ends: 8696 [2022-03-01 16:40:58,336 INFO L226 Difference]: Without dead ends: 8696 [2022-03-01 16:40:58,336 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:58,336 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1366 mSDsluCounter, 1609 mSDsCounter, 0 mSdLazyCounter, 1509 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1366 SdHoareTripleChecker+Valid, 1922 SdHoareTripleChecker+Invalid, 1704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 1509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:58,337 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1366 Valid, 1922 Invalid, 1704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 1509 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:40:58,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8696 states. [2022-03-01 16:40:58,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8696 to 7157. [2022-03-01 16:40:58,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7157 states, 7153 states have (on average 2.773381797847057) internal successors, (19838), 7156 states have internal predecessors, (19838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:58,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7157 states to 7157 states and 19838 transitions. [2022-03-01 16:40:58,473 INFO L78 Accepts]: Start accepts. Automaton has 7157 states and 19838 transitions. Word has length 98 [2022-03-01 16:40:58,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:58,474 INFO L470 AbstractCegarLoop]: Abstraction has 7157 states and 19838 transitions. [2022-03-01 16:40:58,474 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:58,474 INFO L276 IsEmpty]: Start isEmpty. Operand 7157 states and 19838 transitions. [2022-03-01 16:40:58,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:58,480 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:58,480 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:58,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-03-01 16:40:58,480 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)] === [2022-03-01 16:40:58,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:58,482 INFO L85 PathProgramCache]: Analyzing trace with hash 1970039257, now seen corresponding path program 37 times [2022-03-01 16:40:58,482 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:58,482 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361297299] [2022-03-01 16:40:58,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:58,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:58,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:58,832 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:58,832 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361297299] [2022-03-01 16:40:58,832 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361297299] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:58,832 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:58,832 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:58,832 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893877187] [2022-03-01 16:40:58,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:58,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:58,832 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:58,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:58,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:58,832 INFO L87 Difference]: Start difference. First operand 7157 states and 19838 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:00,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:00,487 INFO L93 Difference]: Finished difference Result 8890 states and 24129 transitions. [2022-03-01 16:41:00,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:41:00,488 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:00,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:00,502 INFO L225 Difference]: With dead ends: 8890 [2022-03-01 16:41:00,502 INFO L226 Difference]: Without dead ends: 8890 [2022-03-01 16:41:00,502 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:41:00,503 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1251 mSDsluCounter, 2095 mSDsCounter, 0 mSdLazyCounter, 1866 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1251 SdHoareTripleChecker+Valid, 2397 SdHoareTripleChecker+Invalid, 2012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:00,503 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1251 Valid, 2397 Invalid, 2012 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1866 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:41:00,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8890 states. [2022-03-01 16:41:00,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8890 to 7185. [2022-03-01 16:41:00,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7185 states, 7181 states have (on average 2.774126166272107) internal successors, (19921), 7184 states have internal predecessors, (19921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:00,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7185 states to 7185 states and 19921 transitions. [2022-03-01 16:41:00,594 INFO L78 Accepts]: Start accepts. Automaton has 7185 states and 19921 transitions. Word has length 98 [2022-03-01 16:41:00,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:00,595 INFO L470 AbstractCegarLoop]: Abstraction has 7185 states and 19921 transitions. [2022-03-01 16:41:00,595 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:00,595 INFO L276 IsEmpty]: Start isEmpty. Operand 7185 states and 19921 transitions. [2022-03-01 16:41:00,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:00,600 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:00,600 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] [2022-03-01 16:41:00,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-03-01 16:41:00,600 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)] === [2022-03-01 16:41:00,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:00,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1272114099, now seen corresponding path program 38 times [2022-03-01 16:41:00,600 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:00,600 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554044035] [2022-03-01 16:41:00,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:00,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:00,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:01,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:01,056 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:01,056 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554044035] [2022-03-01 16:41:01,056 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554044035] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:01,056 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:01,056 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:01,056 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008338417] [2022-03-01 16:41:01,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:01,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:01,056 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:01,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:01,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:01,057 INFO L87 Difference]: Start difference. First operand 7185 states and 19921 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:02,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:02,607 INFO L93 Difference]: Finished difference Result 8946 states and 24293 transitions. [2022-03-01 16:41:02,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:02,607 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:02,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:02,620 INFO L225 Difference]: With dead ends: 8946 [2022-03-01 16:41:02,621 INFO L226 Difference]: Without dead ends: 8946 [2022-03-01 16:41:02,621 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:02,621 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1277 mSDsluCounter, 1715 mSDsCounter, 0 mSdLazyCounter, 1618 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1277 SdHoareTripleChecker+Valid, 2037 SdHoareTripleChecker+Invalid, 1773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 1618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:02,621 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1277 Valid, 2037 Invalid, 1773 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 1618 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:02,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8946 states. [2022-03-01 16:41:02,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8946 to 7136. [2022-03-01 16:41:02,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7136 states, 7132 states have (on average 2.7728547392035896) internal successors, (19776), 7135 states have internal predecessors, (19776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:02,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7136 states to 7136 states and 19776 transitions. [2022-03-01 16:41:02,723 INFO L78 Accepts]: Start accepts. Automaton has 7136 states and 19776 transitions. Word has length 98 [2022-03-01 16:41:02,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:02,723 INFO L470 AbstractCegarLoop]: Abstraction has 7136 states and 19776 transitions. [2022-03-01 16:41:02,723 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:02,723 INFO L276 IsEmpty]: Start isEmpty. Operand 7136 states and 19776 transitions. [2022-03-01 16:41:02,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:02,728 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:02,728 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:02,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-03-01 16:41:02,728 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)] === [2022-03-01 16:41:02,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:02,729 INFO L85 PathProgramCache]: Analyzing trace with hash 717303369, now seen corresponding path program 39 times [2022-03-01 16:41:02,729 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:02,729 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277089908] [2022-03-01 16:41:02,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:02,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:02,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:03,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:03,101 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:03,102 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277089908] [2022-03-01 16:41:03,102 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277089908] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:03,102 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:03,102 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:03,102 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221128830] [2022-03-01 16:41:03,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:03,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:03,102 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:03,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:03,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:03,102 INFO L87 Difference]: Start difference. First operand 7136 states and 19776 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:04,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:04,281 INFO L93 Difference]: Finished difference Result 9083 states and 24675 transitions. [2022-03-01 16:41:04,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:41:04,281 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:04,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:04,295 INFO L225 Difference]: With dead ends: 9083 [2022-03-01 16:41:04,295 INFO L226 Difference]: Without dead ends: 9083 [2022-03-01 16:41:04,296 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:41:04,296 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 970 mSDsluCounter, 1284 mSDsCounter, 0 mSdLazyCounter, 1192 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 970 SdHoareTripleChecker+Valid, 1582 SdHoareTripleChecker+Invalid, 1336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:04,296 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [970 Valid, 1582 Invalid, 1336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1192 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:41:04,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9083 states. [2022-03-01 16:41:04,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9083 to 7192. [2022-03-01 16:41:04,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7192 states, 7188 states have (on average 2.7743461324429606) internal successors, (19942), 7191 states have internal predecessors, (19942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:04,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7192 states to 7192 states and 19942 transitions. [2022-03-01 16:41:04,406 INFO L78 Accepts]: Start accepts. Automaton has 7192 states and 19942 transitions. Word has length 98 [2022-03-01 16:41:04,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:04,406 INFO L470 AbstractCegarLoop]: Abstraction has 7192 states and 19942 transitions. [2022-03-01 16:41:04,406 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) [2022-03-01 16:41:04,406 INFO L276 IsEmpty]: Start isEmpty. Operand 7192 states and 19942 transitions. [2022-03-01 16:41:04,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:04,412 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:04,412 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] [2022-03-01 16:41:04,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-03-01 16:41:04,412 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)] === [2022-03-01 16:41:04,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:04,412 INFO L85 PathProgramCache]: Analyzing trace with hash -1864077389, now seen corresponding path program 40 times [2022-03-01 16:41:04,412 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:04,412 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38570245] [2022-03-01 16:41:04,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:04,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:04,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:04,807 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:04,807 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38570245] [2022-03-01 16:41:04,807 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38570245] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:04,807 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:04,807 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:04,807 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965088083] [2022-03-01 16:41:04,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:04,807 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:04,807 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:04,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:04,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:04,808 INFO L87 Difference]: Start difference. First operand 7192 states and 19942 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:06,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:06,458 INFO L93 Difference]: Finished difference Result 9249 states and 25090 transitions. [2022-03-01 16:41:06,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:41:06,459 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:06,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:06,474 INFO L225 Difference]: With dead ends: 9249 [2022-03-01 16:41:06,474 INFO L226 Difference]: Without dead ends: 9249 [2022-03-01 16:41:06,474 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:41:06,475 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1026 mSDsluCounter, 1890 mSDsCounter, 0 mSdLazyCounter, 1669 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1026 SdHoareTripleChecker+Valid, 2196 SdHoareTripleChecker+Invalid, 1845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:06,475 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1026 Valid, 2196 Invalid, 1845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1669 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:41:06,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9249 states. [2022-03-01 16:41:06,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9249 to 7220. [2022-03-01 16:41:06,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7220 states, 7216 states have (on average 2.775083148558758) internal successors, (20025), 7219 states have internal predecessors, (20025), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:06,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7220 states to 7220 states and 20025 transitions. [2022-03-01 16:41:06,593 INFO L78 Accepts]: Start accepts. Automaton has 7220 states and 20025 transitions. Word has length 98 [2022-03-01 16:41:06,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:06,593 INFO L470 AbstractCegarLoop]: Abstraction has 7220 states and 20025 transitions. [2022-03-01 16:41:06,593 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:06,594 INFO L276 IsEmpty]: Start isEmpty. Operand 7220 states and 20025 transitions. [2022-03-01 16:41:06,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:06,599 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:06,599 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] [2022-03-01 16:41:06,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-03-01 16:41:06,599 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)] === [2022-03-01 16:41:06,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:06,600 INFO L85 PathProgramCache]: Analyzing trace with hash -811263449, now seen corresponding path program 41 times [2022-03-01 16:41:06,600 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:06,600 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659067720] [2022-03-01 16:41:06,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:06,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:06,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:07,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:07,030 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:07,030 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659067720] [2022-03-01 16:41:07,030 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659067720] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:07,030 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:07,031 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:07,031 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268314773] [2022-03-01 16:41:07,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:07,031 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:07,031 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:07,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:07,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:07,031 INFO L87 Difference]: Start difference. First operand 7220 states and 20025 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:08,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:08,625 INFO L93 Difference]: Finished difference Result 9118 states and 24777 transitions. [2022-03-01 16:41:08,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:08,625 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:08,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:08,638 INFO L225 Difference]: With dead ends: 9118 [2022-03-01 16:41:08,639 INFO L226 Difference]: Without dead ends: 9118 [2022-03-01 16:41:08,639 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:08,639 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1271 mSDsluCounter, 1748 mSDsCounter, 0 mSdLazyCounter, 1607 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1271 SdHoareTripleChecker+Valid, 2065 SdHoareTripleChecker+Invalid, 1768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1607 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:08,639 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1271 Valid, 2065 Invalid, 1768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1607 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:08,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9118 states. [2022-03-01 16:41:08,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9118 to 7094. [2022-03-01 16:41:08,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7094 states, 7090 states have (on average 2.7717912552891395) internal successors, (19652), 7093 states have internal predecessors, (19652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:08,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7094 states to 7094 states and 19652 transitions. [2022-03-01 16:41:08,746 INFO L78 Accepts]: Start accepts. Automaton has 7094 states and 19652 transitions. Word has length 98 [2022-03-01 16:41:08,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:08,746 INFO L470 AbstractCegarLoop]: Abstraction has 7094 states and 19652 transitions. [2022-03-01 16:41:08,746 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:08,746 INFO L276 IsEmpty]: Start isEmpty. Operand 7094 states and 19652 transitions. [2022-03-01 16:41:08,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:08,752 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:08,752 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:08,752 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-03-01 16:41:08,752 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)] === [2022-03-01 16:41:08,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:08,752 INFO L85 PathProgramCache]: Analyzing trace with hash 1265179785, now seen corresponding path program 42 times [2022-03-01 16:41:08,752 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:08,752 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431141720] [2022-03-01 16:41:08,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:08,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:08,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:09,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:09,156 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:09,156 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431141720] [2022-03-01 16:41:09,156 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431141720] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:09,156 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:09,156 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:09,156 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137542012] [2022-03-01 16:41:09,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:09,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:09,156 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:09,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:09,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:09,157 INFO L87 Difference]: Start difference. First operand 7094 states and 19652 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:10,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:10,867 INFO L93 Difference]: Finished difference Result 9322 states and 25332 transitions. [2022-03-01 16:41:10,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:41:10,868 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:10,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:10,920 INFO L225 Difference]: With dead ends: 9322 [2022-03-01 16:41:10,921 INFO L226 Difference]: Without dead ends: 9322 [2022-03-01 16:41:10,921 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:41:10,921 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 1096 mSDsluCounter, 2129 mSDsCounter, 0 mSdLazyCounter, 1907 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1096 SdHoareTripleChecker+Valid, 2412 SdHoareTripleChecker+Invalid, 2042 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:10,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1096 Valid, 2412 Invalid, 2042 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1907 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:41:10,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9322 states. [2022-03-01 16:41:11,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9322 to 7122. [2022-03-01 16:41:11,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7122 states, 7118 states have (on average 2.772548468670975) internal successors, (19735), 7121 states have internal predecessors, (19735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:11,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7122 states to 7122 states and 19735 transitions. [2022-03-01 16:41:11,021 INFO L78 Accepts]: Start accepts. Automaton has 7122 states and 19735 transitions. Word has length 98 [2022-03-01 16:41:11,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:11,021 INFO L470 AbstractCegarLoop]: Abstraction has 7122 states and 19735 transitions. [2022-03-01 16:41:11,021 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:11,021 INFO L276 IsEmpty]: Start isEmpty. Operand 7122 states and 19735 transitions. [2022-03-01 16:41:11,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:11,027 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:11,027 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] [2022-03-01 16:41:11,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-03-01 16:41:11,027 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)] === [2022-03-01 16:41:11,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:11,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1559963439, now seen corresponding path program 43 times [2022-03-01 16:41:11,028 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:11,028 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625448005] [2022-03-01 16:41:11,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:11,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:11,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:11,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:11,394 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:11,394 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625448005] [2022-03-01 16:41:11,394 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625448005] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:11,394 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:11,394 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:11,395 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776531609] [2022-03-01 16:41:11,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:11,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:11,395 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:11,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:11,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:11,395 INFO L87 Difference]: Start difference. First operand 7122 states and 19735 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:12,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:12,874 INFO L93 Difference]: Finished difference Result 9534 states and 25858 transitions. [2022-03-01 16:41:12,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:41:12,874 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:12,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:12,888 INFO L225 Difference]: With dead ends: 9534 [2022-03-01 16:41:12,888 INFO L226 Difference]: Without dead ends: 9534 [2022-03-01 16:41:12,888 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:41:12,888 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1132 mSDsluCounter, 1743 mSDsCounter, 0 mSdLazyCounter, 1600 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1132 SdHoareTripleChecker+Valid, 2044 SdHoareTripleChecker+Invalid, 1743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1600 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:12,889 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1132 Valid, 2044 Invalid, 1743 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1600 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:12,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9534 states. [2022-03-01 16:41:12,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9534 to 7178. [2022-03-01 16:41:12,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7178 states, 7174 states have (on average 2.7740451630889322) internal successors, (19901), 7177 states have internal predecessors, (19901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:12,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7178 states to 7178 states and 19901 transitions. [2022-03-01 16:41:12,989 INFO L78 Accepts]: Start accepts. Automaton has 7178 states and 19901 transitions. Word has length 98 [2022-03-01 16:41:12,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:12,989 INFO L470 AbstractCegarLoop]: Abstraction has 7178 states and 19901 transitions. [2022-03-01 16:41:12,989 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:12,989 INFO L276 IsEmpty]: Start isEmpty. Operand 7178 states and 19901 transitions. [2022-03-01 16:41:12,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:12,995 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:12,995 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] [2022-03-01 16:41:12,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-03-01 16:41:12,995 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)] === [2022-03-01 16:41:12,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:12,995 INFO L85 PathProgramCache]: Analyzing trace with hash -295148847, now seen corresponding path program 44 times [2022-03-01 16:41:12,996 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:12,996 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570539601] [2022-03-01 16:41:12,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:12,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:13,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:13,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:13,372 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:13,372 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570539601] [2022-03-01 16:41:13,372 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570539601] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:13,372 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:13,372 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:13,372 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182723156] [2022-03-01 16:41:13,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:13,372 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:13,372 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:13,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:13,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:13,373 INFO L87 Difference]: Start difference. First operand 7178 states and 19901 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:14,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:14,826 INFO L93 Difference]: Finished difference Result 9446 states and 25623 transitions. [2022-03-01 16:41:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:41:14,827 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:14,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:14,840 INFO L225 Difference]: With dead ends: 9446 [2022-03-01 16:41:14,841 INFO L226 Difference]: Without dead ends: 9446 [2022-03-01 16:41:14,841 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:41:14,841 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1333 mSDsluCounter, 1720 mSDsCounter, 0 mSdLazyCounter, 1548 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1333 SdHoareTripleChecker+Valid, 2028 SdHoareTripleChecker+Invalid, 1732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 1548 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:14,841 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1333 Valid, 2028 Invalid, 1732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 1548 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:41:14,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9446 states. [2022-03-01 16:41:14,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9446 to 7206. [2022-03-01 16:41:14,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7206 states, 7202 states have (on average 2.7747847820049985) internal successors, (19984), 7205 states have internal predecessors, (19984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:14,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7206 states to 7206 states and 19984 transitions. [2022-03-01 16:41:14,935 INFO L78 Accepts]: Start accepts. Automaton has 7206 states and 19984 transitions. Word has length 98 [2022-03-01 16:41:14,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:14,935 INFO L470 AbstractCegarLoop]: Abstraction has 7206 states and 19984 transitions. [2022-03-01 16:41:14,935 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:14,935 INFO L276 IsEmpty]: Start isEmpty. Operand 7206 states and 19984 transitions. [2022-03-01 16:41:14,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:14,940 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:14,940 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] [2022-03-01 16:41:14,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-03-01 16:41:14,940 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)] === [2022-03-01 16:41:14,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:14,940 INFO L85 PathProgramCache]: Analyzing trace with hash 757665093, now seen corresponding path program 45 times [2022-03-01 16:41:14,940 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:14,940 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600634028] [2022-03-01 16:41:14,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:14,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:14,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:15,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:15,360 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:15,360 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600634028] [2022-03-01 16:41:15,361 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600634028] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:15,361 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:15,361 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:15,361 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923957543] [2022-03-01 16:41:15,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:15,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:15,361 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:15,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:15,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:15,361 INFO L87 Difference]: Start difference. First operand 7206 states and 19984 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:17,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:17,020 INFO L93 Difference]: Finished difference Result 9315 states and 25310 transitions. [2022-03-01 16:41:17,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:17,020 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:17,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:17,036 INFO L225 Difference]: With dead ends: 9315 [2022-03-01 16:41:17,036 INFO L226 Difference]: Without dead ends: 9315 [2022-03-01 16:41:17,036 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:17,037 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1041 mSDsluCounter, 1894 mSDsCounter, 0 mSdLazyCounter, 1713 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1041 SdHoareTripleChecker+Valid, 2214 SdHoareTripleChecker+Invalid, 1883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1713 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:17,037 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1041 Valid, 2214 Invalid, 1883 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1713 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:41:17,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9315 states. [2022-03-01 16:41:17,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9315 to 7073. [2022-03-01 16:41:17,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7073 states, 7069 states have (on average 2.7712547743669544) internal successors, (19590), 7072 states have internal predecessors, (19590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:17,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7073 states to 7073 states and 19590 transitions. [2022-03-01 16:41:17,149 INFO L78 Accepts]: Start accepts. Automaton has 7073 states and 19590 transitions. Word has length 98 [2022-03-01 16:41:17,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:17,149 INFO L470 AbstractCegarLoop]: Abstraction has 7073 states and 19590 transitions. [2022-03-01 16:41:17,149 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:17,149 INFO L276 IsEmpty]: Start isEmpty. Operand 7073 states and 19590 transitions. [2022-03-01 16:41:17,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:17,155 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:17,155 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:17,155 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-03-01 16:41:17,155 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)] === [2022-03-01 16:41:17,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:17,156 INFO L85 PathProgramCache]: Analyzing trace with hash -741501607, now seen corresponding path program 68 times [2022-03-01 16:41:17,156 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:17,156 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288889502] [2022-03-01 16:41:17,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:17,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:17,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:17,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:17,529 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:17,529 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288889502] [2022-03-01 16:41:17,529 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288889502] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:17,529 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:17,529 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:17,529 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317659000] [2022-03-01 16:41:17,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:17,529 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:17,529 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:17,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:17,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:17,530 INFO L87 Difference]: Start difference. First operand 7073 states and 19590 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:18,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:18,567 INFO L93 Difference]: Finished difference Result 7967 states and 21568 transitions. [2022-03-01 16:41:18,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-01 16:41:18,567 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:18,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:18,579 INFO L225 Difference]: With dead ends: 7967 [2022-03-01 16:41:18,579 INFO L226 Difference]: Without dead ends: 7967 [2022-03-01 16:41:18,579 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=270, Invalid=600, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:41:18,580 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1070 mSDsluCounter, 1181 mSDsCounter, 0 mSdLazyCounter, 1043 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1070 SdHoareTripleChecker+Valid, 1453 SdHoareTripleChecker+Invalid, 1157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1043 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:18,580 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1070 Valid, 1453 Invalid, 1157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1043 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:41:18,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7967 states. [2022-03-01 16:41:18,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7967 to 7075. [2022-03-01 16:41:18,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7075 states, 7071 states have (on average 2.7713194739075098) internal successors, (19596), 7074 states have internal predecessors, (19596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:18,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7075 states to 7075 states and 19596 transitions. [2022-03-01 16:41:18,680 INFO L78 Accepts]: Start accepts. Automaton has 7075 states and 19596 transitions. Word has length 98 [2022-03-01 16:41:18,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:18,680 INFO L470 AbstractCegarLoop]: Abstraction has 7075 states and 19596 transitions. [2022-03-01 16:41:18,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:18,680 INFO L276 IsEmpty]: Start isEmpty. Operand 7075 states and 19596 transitions. [2022-03-01 16:41:18,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:18,685 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:18,686 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] [2022-03-01 16:41:18,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-03-01 16:41:18,686 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)] === [2022-03-01 16:41:18,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:18,686 INFO L85 PathProgramCache]: Analyzing trace with hash 12684633, now seen corresponding path program 46 times [2022-03-01 16:41:18,686 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:18,686 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391975085] [2022-03-01 16:41:18,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:18,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:19,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:19,072 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:19,072 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391975085] [2022-03-01 16:41:19,072 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391975085] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:19,073 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:19,073 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:19,073 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110846886] [2022-03-01 16:41:19,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:19,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:19,073 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:19,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:19,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:19,073 INFO L87 Difference]: Start difference. First operand 7075 states and 19596 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:20,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:20,003 INFO L93 Difference]: Finished difference Result 8066 states and 21766 transitions. [2022-03-01 16:41:20,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-01 16:41:20,004 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:20,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:20,015 INFO L225 Difference]: With dead ends: 8066 [2022-03-01 16:41:20,016 INFO L226 Difference]: Without dead ends: 8066 [2022-03-01 16:41:20,016 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:41:20,016 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1243 mSDsluCounter, 977 mSDsCounter, 0 mSdLazyCounter, 859 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1243 SdHoareTripleChecker+Valid, 1269 SdHoareTripleChecker+Invalid, 997 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 859 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:20,016 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1243 Valid, 1269 Invalid, 997 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 859 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:41:20,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8066 states. [2022-03-01 16:41:20,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8066 to 7079. [2022-03-01 16:41:20,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7079 states, 7075 states have (on average 2.7714487632508833) internal successors, (19608), 7078 states have internal predecessors, (19608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:20,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7079 states to 7079 states and 19608 transitions. [2022-03-01 16:41:20,098 INFO L78 Accepts]: Start accepts. Automaton has 7079 states and 19608 transitions. Word has length 98 [2022-03-01 16:41:20,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:20,098 INFO L470 AbstractCegarLoop]: Abstraction has 7079 states and 19608 transitions. [2022-03-01 16:41:20,098 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:20,098 INFO L276 IsEmpty]: Start isEmpty. Operand 7079 states and 19608 transitions. [2022-03-01 16:41:20,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:20,103 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:20,103 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:20,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-03-01 16:41:20,103 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)] === [2022-03-01 16:41:20,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:20,103 INFO L85 PathProgramCache]: Analyzing trace with hash -1809335435, now seen corresponding path program 69 times [2022-03-01 16:41:20,103 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:20,103 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037979799] [2022-03-01 16:41:20,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:20,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:20,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:20,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:20,485 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:20,485 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037979799] [2022-03-01 16:41:20,485 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037979799] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:20,485 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:20,485 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:20,485 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091719551] [2022-03-01 16:41:20,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:20,485 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:20,485 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:20,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:20,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:20,486 INFO L87 Difference]: Start difference. First operand 7079 states and 19608 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:21,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:21,549 INFO L93 Difference]: Finished difference Result 8352 states and 22618 transitions. [2022-03-01 16:41:21,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:41:21,549 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:21,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:21,561 INFO L225 Difference]: With dead ends: 8352 [2022-03-01 16:41:21,561 INFO L226 Difference]: Without dead ends: 8352 [2022-03-01 16:41:21,561 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=289, Invalid=641, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:41:21,561 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1393 mSDsluCounter, 1019 mSDsCounter, 0 mSdLazyCounter, 929 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1393 SdHoareTripleChecker+Valid, 1308 SdHoareTripleChecker+Invalid, 1085 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 929 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:21,561 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1393 Valid, 1308 Invalid, 1085 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 929 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:41:21,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8352 states. [2022-03-01 16:41:21,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8352 to 7079. [2022-03-01 16:41:21,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7079 states, 7075 states have (on average 2.7714487632508833) internal successors, (19608), 7078 states have internal predecessors, (19608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:21,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7079 states to 7079 states and 19608 transitions. [2022-03-01 16:41:21,648 INFO L78 Accepts]: Start accepts. Automaton has 7079 states and 19608 transitions. Word has length 98 [2022-03-01 16:41:21,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:21,648 INFO L470 AbstractCegarLoop]: Abstraction has 7079 states and 19608 transitions. [2022-03-01 16:41:21,648 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:21,649 INFO L276 IsEmpty]: Start isEmpty. Operand 7079 states and 19608 transitions. [2022-03-01 16:41:21,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:21,654 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:21,654 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] [2022-03-01 16:41:21,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-03-01 16:41:21,654 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)] === [2022-03-01 16:41:21,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:21,655 INFO L85 PathProgramCache]: Analyzing trace with hash -544889861, now seen corresponding path program 70 times [2022-03-01 16:41:21,655 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:21,655 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096817953] [2022-03-01 16:41:21,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:21,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:21,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:22,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:22,057 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:22,057 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096817953] [2022-03-01 16:41:22,057 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096817953] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:22,057 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:22,057 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:22,058 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006866969] [2022-03-01 16:41:22,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:22,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:22,058 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:22,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:22,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:22,058 INFO L87 Difference]: Start difference. First operand 7079 states and 19608 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:23,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:23,561 INFO L93 Difference]: Finished difference Result 8261 states and 22378 transitions. [2022-03-01 16:41:23,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:41:23,562 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:23,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:23,574 INFO L225 Difference]: With dead ends: 8261 [2022-03-01 16:41:23,574 INFO L226 Difference]: Without dead ends: 8261 [2022-03-01 16:41:23,574 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:41:23,575 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1091 mSDsluCounter, 1833 mSDsCounter, 0 mSdLazyCounter, 1599 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1091 SdHoareTripleChecker+Valid, 2124 SdHoareTripleChecker+Invalid, 1716 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:23,575 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1091 Valid, 2124 Invalid, 1716 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1599 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:23,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8261 states. [2022-03-01 16:41:23,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8261 to 7079. [2022-03-01 16:41:23,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7079 states, 7075 states have (on average 2.7714487632508833) internal successors, (19608), 7078 states have internal predecessors, (19608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:23,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7079 states to 7079 states and 19608 transitions. [2022-03-01 16:41:23,662 INFO L78 Accepts]: Start accepts. Automaton has 7079 states and 19608 transitions. Word has length 98 [2022-03-01 16:41:23,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:23,662 INFO L470 AbstractCegarLoop]: Abstraction has 7079 states and 19608 transitions. [2022-03-01 16:41:23,662 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:23,662 INFO L276 IsEmpty]: Start isEmpty. Operand 7079 states and 19608 transitions. [2022-03-01 16:41:23,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:23,667 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:23,667 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:23,667 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-03-01 16:41:23,667 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)] === [2022-03-01 16:41:23,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:23,667 INFO L85 PathProgramCache]: Analyzing trace with hash 237869981, now seen corresponding path program 71 times [2022-03-01 16:41:23,667 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:23,667 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797971195] [2022-03-01 16:41:23,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:23,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:23,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:24,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:24,022 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:24,022 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797971195] [2022-03-01 16:41:24,022 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797971195] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:24,022 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:24,022 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:24,022 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370968475] [2022-03-01 16:41:24,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:24,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:24,023 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:24,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:24,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:24,023 INFO L87 Difference]: Start difference. First operand 7079 states and 19608 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:25,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:25,634 INFO L93 Difference]: Finished difference Result 8184 states and 22165 transitions. [2022-03-01 16:41:25,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:41:25,635 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:25,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:25,647 INFO L225 Difference]: With dead ends: 8184 [2022-03-01 16:41:25,647 INFO L226 Difference]: Without dead ends: 8184 [2022-03-01 16:41:25,647 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=336, Invalid=720, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:41:25,648 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1359 mSDsluCounter, 1847 mSDsCounter, 0 mSdLazyCounter, 1592 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1359 SdHoareTripleChecker+Valid, 2148 SdHoareTripleChecker+Invalid, 1786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 1592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:25,648 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1359 Valid, 2148 Invalid, 1786 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 1592 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:41:25,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8184 states. [2022-03-01 16:41:25,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8184 to 7079. [2022-03-01 16:41:25,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7079 states, 7075 states have (on average 2.7714487632508833) internal successors, (19608), 7078 states have internal predecessors, (19608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:25,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7079 states to 7079 states and 19608 transitions. [2022-03-01 16:41:25,750 INFO L78 Accepts]: Start accepts. Automaton has 7079 states and 19608 transitions. Word has length 98 [2022-03-01 16:41:25,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:25,750 INFO L470 AbstractCegarLoop]: Abstraction has 7079 states and 19608 transitions. [2022-03-01 16:41:25,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:25,750 INFO L276 IsEmpty]: Start isEmpty. Operand 7079 states and 19608 transitions. [2022-03-01 16:41:25,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:25,755 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:25,755 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:25,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-03-01 16:41:25,756 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)] === [2022-03-01 16:41:25,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:25,756 INFO L85 PathProgramCache]: Analyzing trace with hash 847393841, now seen corresponding path program 72 times [2022-03-01 16:41:25,756 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:25,756 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115621668] [2022-03-01 16:41:25,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:25,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:25,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:26,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:26,223 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:26,223 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115621668] [2022-03-01 16:41:26,223 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115621668] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:26,223 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:26,223 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:26,223 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955523699] [2022-03-01 16:41:26,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:26,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:26,224 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:26,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:26,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:26,224 INFO L87 Difference]: Start difference. First operand 7079 states and 19608 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:27,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:27,859 INFO L93 Difference]: Finished difference Result 8086 states and 21918 transitions. [2022-03-01 16:41:27,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:27,859 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:27,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:27,871 INFO L225 Difference]: With dead ends: 8086 [2022-03-01 16:41:27,871 INFO L226 Difference]: Without dead ends: 8086 [2022-03-01 16:41:27,872 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:27,872 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 932 mSDsluCounter, 1755 mSDsCounter, 0 mSdLazyCounter, 1595 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 932 SdHoareTripleChecker+Valid, 2064 SdHoareTripleChecker+Invalid, 1715 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 1595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:27,872 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [932 Valid, 2064 Invalid, 1715 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 1595 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:41:27,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8086 states. [2022-03-01 16:41:27,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8086 to 6932. [2022-03-01 16:41:27,956 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) [2022-03-01 16:41:27,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6932 states to 6932 states and 19174 transitions. [2022-03-01 16:41:27,969 INFO L78 Accepts]: Start accepts. Automaton has 6932 states and 19174 transitions. Word has length 98 [2022-03-01 16:41:27,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:27,969 INFO L470 AbstractCegarLoop]: Abstraction has 6932 states and 19174 transitions. [2022-03-01 16:41:27,969 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:27,969 INFO L276 IsEmpty]: Start isEmpty. Operand 6932 states and 19174 transitions. [2022-03-01 16:41:27,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:27,974 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:27,974 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:27,974 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-03-01 16:41:27,974 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)] === [2022-03-01 16:41:27,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:27,975 INFO L85 PathProgramCache]: Analyzing trace with hash -1049897643, now seen corresponding path program 47 times [2022-03-01 16:41:27,975 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:27,975 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178153774] [2022-03-01 16:41:27,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:27,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:28,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:28,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:28,367 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:28,367 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178153774] [2022-03-01 16:41:28,367 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178153774] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:28,367 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:28,367 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:28,367 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676395264] [2022-03-01 16:41:28,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:28,367 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:28,368 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:28,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:28,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:28,368 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) [2022-03-01 16:41:29,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:29,904 INFO L93 Difference]: Finished difference Result 8517 states and 22948 transitions. [2022-03-01 16:41:29,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:41:29,904 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 [2022-03-01 16:41:29,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:29,917 INFO L225 Difference]: With dead ends: 8517 [2022-03-01 16:41:29,917 INFO L226 Difference]: Without dead ends: 8517 [2022-03-01 16:41:29,917 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:41:29,917 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1129 mSDsluCounter, 1803 mSDsCounter, 0 mSdLazyCounter, 1577 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1129 SdHoareTripleChecker+Valid, 2104 SdHoareTripleChecker+Invalid, 1717 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 1577 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:29,917 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1129 Valid, 2104 Invalid, 1717 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 1577 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:29,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8517 states. [2022-03-01 16:41:29,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8517 to 6953. [2022-03-01 16:41:29,996 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) [2022-03-01 16:41:30,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6953 states to 6953 states and 19236 transitions. [2022-03-01 16:41:30,008 INFO L78 Accepts]: Start accepts. Automaton has 6953 states and 19236 transitions. Word has length 98 [2022-03-01 16:41:30,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:30,008 INFO L470 AbstractCegarLoop]: Abstraction has 6953 states and 19236 transitions. [2022-03-01 16:41:30,008 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:30,008 INFO L276 IsEmpty]: Start isEmpty. Operand 6953 states and 19236 transitions. [2022-03-01 16:41:30,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:30,013 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:30,013 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:30,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-03-01 16:41:30,013 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)] === [2022-03-01 16:41:30,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:30,014 INFO L85 PathProgramCache]: Analyzing trace with hash -755113989, now seen corresponding path program 48 times [2022-03-01 16:41:30,014 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:30,014 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119119187] [2022-03-01 16:41:30,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:30,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:30,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:30,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:30,426 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:30,427 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119119187] [2022-03-01 16:41:30,427 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119119187] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:30,427 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:30,427 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:30,427 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898281092] [2022-03-01 16:41:30,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:30,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:30,428 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:30,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:30,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:30,430 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) [2022-03-01 16:41:31,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:31,871 INFO L93 Difference]: Finished difference Result 8404 states and 22664 transitions. [2022-03-01 16:41:31,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:41:31,871 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:31,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:31,884 INFO L225 Difference]: With dead ends: 8404 [2022-03-01 16:41:31,884 INFO L226 Difference]: Without dead ends: 8404 [2022-03-01 16:41:31,884 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:41:31,884 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1112 mSDsluCounter, 1608 mSDsCounter, 0 mSdLazyCounter, 1442 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1112 SdHoareTripleChecker+Valid, 1919 SdHoareTripleChecker+Invalid, 1583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:31,884 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1112 Valid, 1919 Invalid, 1583 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1442 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:41:31,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8404 states. [2022-03-01 16:41:31,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8404 to 6995. [2022-03-01 16:41:31,966 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) [2022-03-01 16:41:31,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6995 states to 6995 states and 19360 transitions. [2022-03-01 16:41:31,979 INFO L78 Accepts]: Start accepts. Automaton has 6995 states and 19360 transitions. Word has length 98 [2022-03-01 16:41:31,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:31,979 INFO L470 AbstractCegarLoop]: Abstraction has 6995 states and 19360 transitions. [2022-03-01 16:41:31,979 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:31,979 INFO L276 IsEmpty]: Start isEmpty. Operand 6995 states and 19360 transitions. [2022-03-01 16:41:31,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:31,984 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:31,984 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:31,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-03-01 16:41:31,985 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)] === [2022-03-01 16:41:31,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:31,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1684741021, now seen corresponding path program 49 times [2022-03-01 16:41:31,985 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:31,985 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329617891] [2022-03-01 16:41:31,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:31,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:32,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:32,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:32,378 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:32,378 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329617891] [2022-03-01 16:41:32,378 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329617891] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:32,378 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:32,378 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:32,378 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672955445] [2022-03-01 16:41:32,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:32,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:32,379 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:32,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:32,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:32,379 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) [2022-03-01 16:41:34,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:34,249 INFO L93 Difference]: Finished difference Result 8316 states and 22429 transitions. [2022-03-01 16:41:34,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:41:34,250 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:34,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:34,262 INFO L225 Difference]: With dead ends: 8316 [2022-03-01 16:41:34,262 INFO L226 Difference]: Without dead ends: 8316 [2022-03-01 16:41:34,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:41:34,263 INFO L933 BasicCegarLoop]: 346 mSDtfsCounter, 1258 mSDsluCounter, 2373 mSDsCounter, 0 mSdLazyCounter, 2036 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1258 SdHoareTripleChecker+Valid, 2685 SdHoareTripleChecker+Invalid, 2176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 2036 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:34,263 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1258 Valid, 2685 Invalid, 2176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 2036 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:41:34,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8316 states. [2022-03-01 16:41:34,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8316 to 7016. [2022-03-01 16:41:34,354 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) [2022-03-01 16:41:34,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7016 states to 7016 states and 19422 transitions. [2022-03-01 16:41:34,367 INFO L78 Accepts]: Start accepts. Automaton has 7016 states and 19422 transitions. Word has length 98 [2022-03-01 16:41:34,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:34,368 INFO L470 AbstractCegarLoop]: Abstraction has 7016 states and 19422 transitions. [2022-03-01 16:41:34,368 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:34,368 INFO L276 IsEmpty]: Start isEmpty. Operand 7016 states and 19422 transitions. [2022-03-01 16:41:34,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:34,373 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:34,373 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:34,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-03-01 16:41:34,374 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)] === [2022-03-01 16:41:34,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:34,374 INFO L85 PathProgramCache]: Analyzing trace with hash -1557412335, now seen corresponding path program 50 times [2022-03-01 16:41:34,374 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:34,374 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378925750] [2022-03-01 16:41:34,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:34,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:34,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:34,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:34,849 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:34,849 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378925750] [2022-03-01 16:41:34,849 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378925750] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:34,849 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:34,849 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:34,850 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48420886] [2022-03-01 16:41:34,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:34,850 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:34,850 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:34,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:34,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:34,850 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) [2022-03-01 16:41:36,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:36,807 INFO L93 Difference]: Finished difference Result 8185 states and 22116 transitions. [2022-03-01 16:41:36,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:36,808 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 [2022-03-01 16:41:36,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:36,820 INFO L225 Difference]: With dead ends: 8185 [2022-03-01 16:41:36,820 INFO L226 Difference]: Without dead ends: 8185 [2022-03-01 16:41:36,820 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:36,820 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1025 mSDsluCounter, 2115 mSDsCounter, 0 mSdLazyCounter, 1891 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1025 SdHoareTripleChecker+Valid, 2437 SdHoareTripleChecker+Invalid, 2052 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1891 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:36,820 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1025 Valid, 2437 Invalid, 2052 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1891 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:41:36,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8185 states. [2022-03-01 16:41:36,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8185 to 6932. [2022-03-01 16:41:36,906 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) [2022-03-01 16:41:36,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6932 states to 6932 states and 19174 transitions. [2022-03-01 16:41:36,918 INFO L78 Accepts]: Start accepts. Automaton has 6932 states and 19174 transitions. Word has length 98 [2022-03-01 16:41:36,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:36,918 INFO L470 AbstractCegarLoop]: Abstraction has 6932 states and 19174 transitions. [2022-03-01 16:41:36,918 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:36,918 INFO L276 IsEmpty]: Start isEmpty. Operand 6932 states and 19174 transitions. [2022-03-01 16:41:36,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:36,924 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:36,924 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:36,924 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-03-01 16:41:36,924 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)] === [2022-03-01 16:41:36,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:36,924 INFO L85 PathProgramCache]: Analyzing trace with hash -314600621, now seen corresponding path program 73 times [2022-03-01 16:41:36,924 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:36,924 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996235543] [2022-03-01 16:41:36,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:36,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:36,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:37,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:37,269 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:37,269 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996235543] [2022-03-01 16:41:37,269 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996235543] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:37,269 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:37,269 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:37,269 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811100837] [2022-03-01 16:41:37,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:37,270 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:37,270 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:37,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:37,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:37,270 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) [2022-03-01 16:41:38,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:38,635 INFO L93 Difference]: Finished difference Result 8884 states and 24154 transitions. [2022-03-01 16:41:38,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:41:38,635 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:38,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:38,648 INFO L225 Difference]: With dead ends: 8884 [2022-03-01 16:41:38,648 INFO L226 Difference]: Without dead ends: 8884 [2022-03-01 16:41:38,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=507, Invalid=975, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 16:41:38,649 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1218 mSDsluCounter, 1365 mSDsCounter, 0 mSdLazyCounter, 1192 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1218 SdHoareTripleChecker+Valid, 1736 SdHoareTripleChecker+Invalid, 1382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 1192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:38,649 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1218 Valid, 1736 Invalid, 1382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1192 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:41:38,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8884 states. [2022-03-01 16:41:38,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8884 to 7062. [2022-03-01 16:41:38,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7062 states, 7058 states have (on average 2.771039954661377) internal successors, (19558), 7061 states have internal predecessors, (19558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:38,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7062 states to 7062 states and 19558 transitions. [2022-03-01 16:41:38,753 INFO L78 Accepts]: Start accepts. Automaton has 7062 states and 19558 transitions. Word has length 98 [2022-03-01 16:41:38,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:38,753 INFO L470 AbstractCegarLoop]: Abstraction has 7062 states and 19558 transitions. [2022-03-01 16:41:38,753 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:38,753 INFO L276 IsEmpty]: Start isEmpty. Operand 7062 states and 19558 transitions. [2022-03-01 16:41:38,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:38,758 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:38,758 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:38,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-03-01 16:41:38,759 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)] === [2022-03-01 16:41:38,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:38,759 INFO L85 PathProgramCache]: Analyzing trace with hash -317887241, now seen corresponding path program 74 times [2022-03-01 16:41:38,759 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:38,759 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6600117] [2022-03-01 16:41:38,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:38,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:38,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:39,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:39,157 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:39,157 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6600117] [2022-03-01 16:41:39,157 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6600117] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:39,157 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:39,157 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:39,157 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683650254] [2022-03-01 16:41:39,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:39,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:39,158 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:39,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:39,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:39,158 INFO L87 Difference]: Start difference. First operand 7062 states and 19558 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:40,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:40,913 INFO L93 Difference]: Finished difference Result 8772 states and 23826 transitions. [2022-03-01 16:41:40,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:41:40,914 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 [2022-03-01 16:41:40,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:40,929 INFO L225 Difference]: With dead ends: 8772 [2022-03-01 16:41:40,929 INFO L226 Difference]: Without dead ends: 8772 [2022-03-01 16:41:40,929 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=436, Invalid=896, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 16:41:40,929 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 950 mSDsluCounter, 1951 mSDsCounter, 0 mSdLazyCounter, 1739 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 950 SdHoareTripleChecker+Valid, 2273 SdHoareTripleChecker+Invalid, 1865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1739 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:40,929 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [950 Valid, 2273 Invalid, 1865 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1739 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:41:40,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8772 states. [2022-03-01 16:41:41,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8772 to 7190. [2022-03-01 16:41:41,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7190 states, 7186 states have (on average 2.774283328694684) internal successors, (19936), 7189 states have internal predecessors, (19936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:41,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7190 states to 7190 states and 19936 transitions. [2022-03-01 16:41:41,037 INFO L78 Accepts]: Start accepts. Automaton has 7190 states and 19936 transitions. Word has length 98 [2022-03-01 16:41:41,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:41,038 INFO L470 AbstractCegarLoop]: Abstraction has 7190 states and 19936 transitions. [2022-03-01 16:41:41,038 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) [2022-03-01 16:41:41,038 INFO L276 IsEmpty]: Start isEmpty. Operand 7190 states and 19936 transitions. [2022-03-01 16:41:41,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:41,044 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:41,044 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] [2022-03-01 16:41:41,044 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-03-01 16:41:41,044 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)] === [2022-03-01 16:41:41,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:41,044 INFO L85 PathProgramCache]: Analyzing trace with hash -317911421, now seen corresponding path program 75 times [2022-03-01 16:41:41,044 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:41,044 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166806493] [2022-03-01 16:41:41,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:41,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:41,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:41,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:41,561 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:41,561 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166806493] [2022-03-01 16:41:41,561 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166806493] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:41,561 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:41,561 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:41,561 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318737124] [2022-03-01 16:41:41,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:41,561 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:41,561 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:41,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:41,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:41,562 INFO L87 Difference]: Start difference. First operand 7190 states and 19936 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:42,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:42,998 INFO L93 Difference]: Finished difference Result 8898 states and 24226 transitions. [2022-03-01 16:41:42,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:42,998 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:42,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:43,012 INFO L225 Difference]: With dead ends: 8898 [2022-03-01 16:41:43,012 INFO L226 Difference]: Without dead ends: 8898 [2022-03-01 16:41:43,012 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:43,013 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 928 mSDsluCounter, 1534 mSDsCounter, 0 mSdLazyCounter, 1449 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 928 SdHoareTripleChecker+Valid, 1836 SdHoareTripleChecker+Invalid, 1580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1449 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:43,013 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [928 Valid, 1836 Invalid, 1580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1449 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:41:43,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8898 states. [2022-03-01 16:41:43,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8898 to 7127. [2022-03-01 16:41:43,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7127 states, 7123 states have (on average 2.7727081285975013) internal successors, (19750), 7126 states have internal predecessors, (19750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:43,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7127 states to 7127 states and 19750 transitions. [2022-03-01 16:41:43,116 INFO L78 Accepts]: Start accepts. Automaton has 7127 states and 19750 transitions. Word has length 98 [2022-03-01 16:41:43,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:43,116 INFO L470 AbstractCegarLoop]: Abstraction has 7127 states and 19750 transitions. [2022-03-01 16:41:43,116 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:43,116 INFO L276 IsEmpty]: Start isEmpty. Operand 7127 states and 19750 transitions. [2022-03-01 16:41:43,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:43,121 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:43,121 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] [2022-03-01 16:41:43,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-03-01 16:41:43,121 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)] === [2022-03-01 16:41:43,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:43,122 INFO L85 PathProgramCache]: Analyzing trace with hash 183943827, now seen corresponding path program 76 times [2022-03-01 16:41:43,122 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:43,122 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467787086] [2022-03-01 16:41:43,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:43,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:43,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:43,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:43,471 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:43,471 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467787086] [2022-03-01 16:41:43,471 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467787086] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:43,471 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:43,472 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:43,472 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836906679] [2022-03-01 16:41:43,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:43,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:43,472 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:43,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:43,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:43,472 INFO L87 Difference]: Start difference. First operand 7127 states and 19750 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:44,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:44,685 INFO L93 Difference]: Finished difference Result 8975 states and 24415 transitions. [2022-03-01 16:41:44,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:41:44,685 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:44,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:44,699 INFO L225 Difference]: With dead ends: 8975 [2022-03-01 16:41:44,699 INFO L226 Difference]: Without dead ends: 8975 [2022-03-01 16:41:44,699 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:41:44,699 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1262 mSDsluCounter, 1234 mSDsCounter, 0 mSdLazyCounter, 1195 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1262 SdHoareTripleChecker+Valid, 1529 SdHoareTripleChecker+Invalid, 1345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:44,699 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1262 Valid, 1529 Invalid, 1345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1195 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:41:44,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8975 states. [2022-03-01 16:41:44,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8975 to 7148. [2022-03-01 16:41:44,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7148 states, 7144 states have (on average 2.7732362821948486) internal successors, (19812), 7147 states have internal predecessors, (19812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:44,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7148 states to 7148 states and 19812 transitions. [2022-03-01 16:41:44,806 INFO L78 Accepts]: Start accepts. Automaton has 7148 states and 19812 transitions. Word has length 98 [2022-03-01 16:41:44,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:44,806 INFO L470 AbstractCegarLoop]: Abstraction has 7148 states and 19812 transitions. [2022-03-01 16:41:44,806 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:44,806 INFO L276 IsEmpty]: Start isEmpty. Operand 7148 states and 19812 transitions. [2022-03-01 16:41:44,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:44,812 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:44,812 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:44,812 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-03-01 16:41:44,812 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)] === [2022-03-01 16:41:44,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:44,812 INFO L85 PathProgramCache]: Analyzing trace with hash 793467687, now seen corresponding path program 77 times [2022-03-01 16:41:44,812 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:44,812 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234913756] [2022-03-01 16:41:44,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:44,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:44,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:45,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:45,254 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:45,254 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234913756] [2022-03-01 16:41:45,255 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234913756] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:45,255 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:45,255 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:45,255 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348991718] [2022-03-01 16:41:45,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:45,255 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:45,255 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:45,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:45,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:45,255 INFO L87 Difference]: Start difference. First operand 7148 states and 19812 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:46,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:46,844 INFO L93 Difference]: Finished difference Result 9031 states and 24579 transitions. [2022-03-01 16:41:46,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:46,844 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:46,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:46,857 INFO L225 Difference]: With dead ends: 9031 [2022-03-01 16:41:46,858 INFO L226 Difference]: Without dead ends: 9031 [2022-03-01 16:41:46,858 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:46,858 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1231 mSDsluCounter, 1733 mSDsCounter, 0 mSdLazyCounter, 1618 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1231 SdHoareTripleChecker+Valid, 2035 SdHoareTripleChecker+Invalid, 1759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:46,858 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1231 Valid, 2035 Invalid, 1759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1618 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:46,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9031 states. [2022-03-01 16:41:46,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9031 to 7106. [2022-03-01 16:41:46,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7106 states, 7102 states have (on average 2.772176851591101) internal successors, (19688), 7105 states have internal predecessors, (19688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:46,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7106 states to 7106 states and 19688 transitions. [2022-03-01 16:41:46,953 INFO L78 Accepts]: Start accepts. Automaton has 7106 states and 19688 transitions. Word has length 98 [2022-03-01 16:41:46,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:46,953 INFO L470 AbstractCegarLoop]: Abstraction has 7106 states and 19688 transitions. [2022-03-01 16:41:46,953 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) [2022-03-01 16:41:46,953 INFO L276 IsEmpty]: Start isEmpty. Operand 7106 states and 19688 transitions. [2022-03-01 16:41:46,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:46,958 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:46,958 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:46,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-03-01 16:41:46,958 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)] === [2022-03-01 16:41:46,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:46,958 INFO L85 PathProgramCache]: Analyzing trace with hash 588303107, now seen corresponding path program 78 times [2022-03-01 16:41:46,959 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:46,959 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656662994] [2022-03-01 16:41:46,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:46,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:47,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:47,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:47,343 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:47,344 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656662994] [2022-03-01 16:41:47,344 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656662994] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:47,344 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:47,344 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:47,344 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109838486] [2022-03-01 16:41:47,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:47,344 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:47,344 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:47,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:47,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:47,344 INFO L87 Difference]: Start difference. First operand 7106 states and 19688 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:48,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:48,871 INFO L93 Difference]: Finished difference Result 9136 states and 24876 transitions. [2022-03-01 16:41:48,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:41:48,871 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:48,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:48,885 INFO L225 Difference]: With dead ends: 9136 [2022-03-01 16:41:48,885 INFO L226 Difference]: Without dead ends: 9136 [2022-03-01 16:41:48,885 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:41:48,886 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1080 mSDsluCounter, 1989 mSDsCounter, 0 mSdLazyCounter, 1741 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1080 SdHoareTripleChecker+Valid, 2267 SdHoareTripleChecker+Invalid, 1874 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1741 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:48,886 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1080 Valid, 2267 Invalid, 1874 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1741 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:48,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9136 states. [2022-03-01 16:41:48,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9136 to 7148. [2022-03-01 16:41:48,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7148 states, 7144 states have (on average 2.7732362821948486) internal successors, (19812), 7147 states have internal predecessors, (19812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:48,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7148 states to 7148 states and 19812 transitions. [2022-03-01 16:41:48,990 INFO L78 Accepts]: Start accepts. Automaton has 7148 states and 19812 transitions. Word has length 98 [2022-03-01 16:41:48,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:48,990 INFO L470 AbstractCegarLoop]: Abstraction has 7148 states and 19812 transitions. [2022-03-01 16:41:48,990 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:48,990 INFO L276 IsEmpty]: Start isEmpty. Operand 7148 states and 19812 transitions. [2022-03-01 16:41:48,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:48,996 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:48,996 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] [2022-03-01 16:41:48,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-03-01 16:41:48,996 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)] === [2022-03-01 16:41:48,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:48,996 INFO L85 PathProgramCache]: Analyzing trace with hash 1444799053, now seen corresponding path program 79 times [2022-03-01 16:41:48,996 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:48,996 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577492883] [2022-03-01 16:41:48,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:48,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:49,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:49,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:49,343 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:49,343 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577492883] [2022-03-01 16:41:49,343 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577492883] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:49,343 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:49,343 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:49,343 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56383257] [2022-03-01 16:41:49,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:49,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:49,343 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:49,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:49,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:49,344 INFO L87 Difference]: Start difference. First operand 7148 states and 19812 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:50,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:50,864 INFO L93 Difference]: Finished difference Result 9269 states and 25225 transitions. [2022-03-01 16:41:50,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:41:50,864 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:50,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:50,878 INFO L225 Difference]: With dead ends: 9269 [2022-03-01 16:41:50,878 INFO L226 Difference]: Without dead ends: 9269 [2022-03-01 16:41:50,878 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:41:50,878 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1076 mSDsluCounter, 1801 mSDsCounter, 0 mSdLazyCounter, 1621 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1076 SdHoareTripleChecker+Valid, 2094 SdHoareTripleChecker+Invalid, 1751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 1621 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:50,878 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1076 Valid, 2094 Invalid, 1751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 1621 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:50,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9269 states. [2022-03-01 16:41:50,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9269 to 7169. [2022-03-01 16:41:50,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7169 states, 7165 states have (on average 2.7737613398464758) internal successors, (19874), 7168 states have internal predecessors, (19874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:50,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7169 states to 7169 states and 19874 transitions. [2022-03-01 16:41:50,981 INFO L78 Accepts]: Start accepts. Automaton has 7169 states and 19874 transitions. Word has length 98 [2022-03-01 16:41:50,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:50,981 INFO L470 AbstractCegarLoop]: Abstraction has 7169 states and 19874 transitions. [2022-03-01 16:41:50,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:50,982 INFO L276 IsEmpty]: Start isEmpty. Operand 7169 states and 19874 transitions. [2022-03-01 16:41:50,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:50,987 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:50,987 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:50,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-03-01 16:41:50,987 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)] === [2022-03-01 16:41:50,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:50,987 INFO L85 PathProgramCache]: Analyzing trace with hash 2054322913, now seen corresponding path program 80 times [2022-03-01 16:41:50,987 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:50,987 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185119297] [2022-03-01 16:41:50,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:50,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:51,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:51,436 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:51,436 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185119297] [2022-03-01 16:41:51,437 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185119297] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:51,437 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:51,437 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:51,437 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170242177] [2022-03-01 16:41:51,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:51,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:51,437 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:51,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:51,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:51,437 INFO L87 Difference]: Start difference. First operand 7169 states and 19874 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:52,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:52,900 INFO L93 Difference]: Finished difference Result 9171 states and 24978 transitions. [2022-03-01 16:41:52,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:52,901 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 [2022-03-01 16:41:52,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:52,914 INFO L225 Difference]: With dead ends: 9171 [2022-03-01 16:41:52,914 INFO L226 Difference]: Without dead ends: 9171 [2022-03-01 16:41:52,914 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:52,914 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 928 mSDsluCounter, 1555 mSDsCounter, 0 mSdLazyCounter, 1439 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 928 SdHoareTripleChecker+Valid, 1860 SdHoareTripleChecker+Invalid, 1566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:52,914 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [928 Valid, 1860 Invalid, 1566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1439 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:41:52,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9171 states. [2022-03-01 16:41:53,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9171 to 7064. [2022-03-01 16:41:53,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7064 states, 7060 states have (on average 2.771104815864023) internal successors, (19564), 7063 states have internal predecessors, (19564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:53,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7064 states to 7064 states and 19564 transitions. [2022-03-01 16:41:53,026 INFO L78 Accepts]: Start accepts. Automaton has 7064 states and 19564 transitions. Word has length 98 [2022-03-01 16:41:53,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:53,027 INFO L470 AbstractCegarLoop]: Abstraction has 7064 states and 19564 transitions. [2022-03-01 16:41:53,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:53,027 INFO L276 IsEmpty]: Start isEmpty. Operand 7064 states and 19564 transitions. [2022-03-01 16:41:53,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:53,032 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:53,032 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:53,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-03-01 16:41:53,032 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)] === [2022-03-01 16:41:53,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:53,033 INFO L85 PathProgramCache]: Analyzing trace with hash 2111811, now seen corresponding path program 81 times [2022-03-01 16:41:53,033 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:53,033 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464343619] [2022-03-01 16:41:53,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:53,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:53,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:53,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:53,401 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:53,401 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464343619] [2022-03-01 16:41:53,401 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464343619] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:53,401 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:53,401 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:53,401 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142917087] [2022-03-01 16:41:53,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:53,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:53,401 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:53,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:53,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:53,402 INFO L87 Difference]: Start difference. First operand 7064 states and 19564 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:54,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:54,672 INFO L93 Difference]: Finished difference Result 8828 states and 24024 transitions. [2022-03-01 16:41:54,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:41:54,672 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:54,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:54,685 INFO L225 Difference]: With dead ends: 8828 [2022-03-01 16:41:54,686 INFO L226 Difference]: Without dead ends: 8828 [2022-03-01 16:41:54,686 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=285, Invalid=645, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:41:54,686 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1238 mSDsluCounter, 1530 mSDsCounter, 0 mSdLazyCounter, 1383 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1238 SdHoareTripleChecker+Valid, 1803 SdHoareTripleChecker+Invalid, 1517 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1383 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:54,686 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1238 Valid, 1803 Invalid, 1517 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1383 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:41:54,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8828 states. [2022-03-01 16:41:54,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8828 to 7045. [2022-03-01 16:41:54,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7045 states, 7041 states have (on average 2.770629171992615) internal successors, (19508), 7044 states have internal predecessors, (19508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:54,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7045 states to 7045 states and 19508 transitions. [2022-03-01 16:41:54,782 INFO L78 Accepts]: Start accepts. Automaton has 7045 states and 19508 transitions. Word has length 98 [2022-03-01 16:41:54,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:54,782 INFO L470 AbstractCegarLoop]: Abstraction has 7045 states and 19508 transitions. [2022-03-01 16:41:54,782 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:54,783 INFO L276 IsEmpty]: Start isEmpty. Operand 7045 states and 19508 transitions. [2022-03-01 16:41:54,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:54,788 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:54,788 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:54,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-03-01 16:41:54,788 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)] === [2022-03-01 16:41:54,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:54,788 INFO L85 PathProgramCache]: Analyzing trace with hash 1266557385, now seen corresponding path program 82 times [2022-03-01 16:41:54,788 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:54,788 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856142832] [2022-03-01 16:41:54,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:54,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:55,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:55,166 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:55,166 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856142832] [2022-03-01 16:41:55,166 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856142832] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:55,166 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:55,166 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:55,166 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188909088] [2022-03-01 16:41:55,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:55,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:55,166 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:55,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:55,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:55,167 INFO L87 Difference]: Start difference. First operand 7045 states and 19508 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:56,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:56,670 INFO L93 Difference]: Finished difference Result 9122 states and 24834 transitions. [2022-03-01 16:41:56,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:41:56,671 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:56,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:56,685 INFO L225 Difference]: With dead ends: 9122 [2022-03-01 16:41:56,685 INFO L226 Difference]: Without dead ends: 9122 [2022-03-01 16:41:56,685 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:41:56,686 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 1239 mSDsluCounter, 1779 mSDsCounter, 0 mSdLazyCounter, 1603 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1239 SdHoareTripleChecker+Valid, 2067 SdHoareTripleChecker+Invalid, 1738 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1603 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:56,686 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1239 Valid, 2067 Invalid, 1738 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1603 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:56,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9122 states. [2022-03-01 16:41:56,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9122 to 7045. [2022-03-01 16:41:56,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7045 states, 7041 states have (on average 2.770629171992615) internal successors, (19508), 7044 states have internal predecessors, (19508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:56,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7045 states to 7045 states and 19508 transitions. [2022-03-01 16:41:56,798 INFO L78 Accepts]: Start accepts. Automaton has 7045 states and 19508 transitions. Word has length 98 [2022-03-01 16:41:56,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:56,798 INFO L470 AbstractCegarLoop]: Abstraction has 7045 states and 19508 transitions. [2022-03-01 16:41:56,798 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:56,798 INFO L276 IsEmpty]: Start isEmpty. Operand 7045 states and 19508 transitions. [2022-03-01 16:41:56,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:56,804 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:56,804 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:56,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-03-01 16:41:56,804 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)] === [2022-03-01 16:41:56,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:56,804 INFO L85 PathProgramCache]: Analyzing trace with hash 2049317227, now seen corresponding path program 83 times [2022-03-01 16:41:56,804 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:56,805 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399363969] [2022-03-01 16:41:56,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:56,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:56,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:57,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:57,180 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:57,180 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399363969] [2022-03-01 16:41:57,180 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399363969] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:57,180 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:57,180 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:57,180 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98254209] [2022-03-01 16:41:57,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:57,181 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:57,181 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:57,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:57,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:57,181 INFO L87 Difference]: Start difference. First operand 7045 states and 19508 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:58,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:58,578 INFO L93 Difference]: Finished difference Result 9045 states and 24621 transitions. [2022-03-01 16:41:58,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:41:58,578 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:41:58,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:58,591 INFO L225 Difference]: With dead ends: 9045 [2022-03-01 16:41:58,591 INFO L226 Difference]: Without dead ends: 9045 [2022-03-01 16:41:58,592 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:41:58,592 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 1086 mSDsluCounter, 1608 mSDsCounter, 0 mSdLazyCounter, 1422 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1086 SdHoareTripleChecker+Valid, 1908 SdHoareTripleChecker+Invalid, 1548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:58,592 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1086 Valid, 1908 Invalid, 1548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1422 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:41:58,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9045 states. [2022-03-01 16:41:58,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9045 to 7045. [2022-03-01 16:41:58,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7045 states, 7041 states have (on average 2.770629171992615) internal successors, (19508), 7044 states have internal predecessors, (19508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:58,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7045 states to 7045 states and 19508 transitions. [2022-03-01 16:41:58,685 INFO L78 Accepts]: Start accepts. Automaton has 7045 states and 19508 transitions. Word has length 98 [2022-03-01 16:41:58,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:58,685 INFO L470 AbstractCegarLoop]: Abstraction has 7045 states and 19508 transitions. [2022-03-01 16:41:58,685 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:58,685 INFO L276 IsEmpty]: Start isEmpty. Operand 7045 states and 19508 transitions. [2022-03-01 16:41:58,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:58,690 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:58,690 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] [2022-03-01 16:41:58,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-03-01 16:41:58,690 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)] === [2022-03-01 16:41:58,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:58,691 INFO L85 PathProgramCache]: Analyzing trace with hash -1636126209, now seen corresponding path program 84 times [2022-03-01 16:41:58,691 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:58,691 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206022681] [2022-03-01 16:41:58,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:58,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:58,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:59,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:59,166 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:59,166 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206022681] [2022-03-01 16:41:59,166 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206022681] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:59,166 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:59,166 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:59,166 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153028011] [2022-03-01 16:41:59,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:59,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:59,166 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:59,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:59,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:59,167 INFO L87 Difference]: Start difference. First operand 7045 states and 19508 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:00,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:00,809 INFO L93 Difference]: Finished difference Result 8947 states and 24374 transitions. [2022-03-01 16:42:00,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:00,810 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:00,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:00,822 INFO L225 Difference]: With dead ends: 8947 [2022-03-01 16:42:00,822 INFO L226 Difference]: Without dead ends: 8947 [2022-03-01 16:42:00,822 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:00,823 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 1074 mSDsluCounter, 1849 mSDsCounter, 0 mSdLazyCounter, 1665 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1074 SdHoareTripleChecker+Valid, 2155 SdHoareTripleChecker+Invalid, 1797 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:00,823 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1074 Valid, 2155 Invalid, 1797 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1665 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:42:00,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8947 states. [2022-03-01 16:42:00,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8947 to 6877. [2022-03-01 16:42:00,912 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) [2022-03-01 16:42:00,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6877 states to 6877 states and 19012 transitions. [2022-03-01 16:42:00,925 INFO L78 Accepts]: Start accepts. Automaton has 6877 states and 19012 transitions. Word has length 98 [2022-03-01 16:42:00,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:00,925 INFO L470 AbstractCegarLoop]: Abstraction has 6877 states and 19012 transitions. [2022-03-01 16:42:00,925 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:00,925 INFO L276 IsEmpty]: Start isEmpty. Operand 6877 states and 19012 transitions. [2022-03-01 16:42:00,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:00,931 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:00,931 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:00,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-03-01 16:42:00,931 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)] === [2022-03-01 16:42:00,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:00,931 INFO L85 PathProgramCache]: Analyzing trace with hash -956201733, now seen corresponding path program 85 times [2022-03-01 16:42:00,931 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:00,931 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350684309] [2022-03-01 16:42:00,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:00,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:01,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:01,245 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:01,245 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350684309] [2022-03-01 16:42:01,245 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350684309] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:01,245 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:01,245 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:01,245 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943692466] [2022-03-01 16:42:01,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:01,245 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:01,245 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:01,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:01,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:01,245 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) [2022-03-01 16:42:03,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:03,044 INFO L93 Difference]: Finished difference Result 8667 states and 23542 transitions. [2022-03-01 16:42:03,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 16:42:03,045 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:03,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:03,058 INFO L225 Difference]: With dead ends: 8667 [2022-03-01 16:42:03,058 INFO L226 Difference]: Without dead ends: 8667 [2022-03-01 16:42:03,058 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=530, Invalid=1030, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 16:42:03,058 INFO L933 BasicCegarLoop]: 395 mSDtfsCounter, 1060 mSDsluCounter, 1889 mSDsCounter, 0 mSdLazyCounter, 1660 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1060 SdHoareTripleChecker+Valid, 2266 SdHoareTripleChecker+Invalid, 1850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 1660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:03,058 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1060 Valid, 2266 Invalid, 1850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1660 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:42:03,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8667 states. [2022-03-01 16:42:03,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8667 to 6969. [2022-03-01 16:42:03,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6969 states, 6965 states have (on average 2.7687006460875807) internal successors, (19284), 6968 states have internal predecessors, (19284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:03,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6969 states to 6969 states and 19284 transitions. [2022-03-01 16:42:03,154 INFO L78 Accepts]: Start accepts. Automaton has 6969 states and 19284 transitions. Word has length 98 [2022-03-01 16:42:03,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:03,155 INFO L470 AbstractCegarLoop]: Abstraction has 6969 states and 19284 transitions. [2022-03-01 16:42:03,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:03,155 INFO L276 IsEmpty]: Start isEmpty. Operand 6969 states and 19284 transitions. [2022-03-01 16:42:03,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:03,160 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:03,160 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:03,160 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-03-01 16:42:03,160 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)] === [2022-03-01 16:42:03,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:03,160 INFO L85 PathProgramCache]: Analyzing trace with hash -959488353, now seen corresponding path program 86 times [2022-03-01 16:42:03,160 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:03,160 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960288516] [2022-03-01 16:42:03,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:03,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:03,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:03,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:03,546 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:03,546 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960288516] [2022-03-01 16:42:03,546 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960288516] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:03,546 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:03,546 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:03,547 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591258289] [2022-03-01 16:42:03,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:03,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:03,547 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:03,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:03,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:03,547 INFO L87 Difference]: Start difference. First operand 6969 states and 19284 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:05,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:05,202 INFO L93 Difference]: Finished difference Result 8555 states and 23214 transitions. [2022-03-01 16:42:05,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:42:05,202 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:05,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:05,214 INFO L225 Difference]: With dead ends: 8555 [2022-03-01 16:42:05,214 INFO L226 Difference]: Without dead ends: 8555 [2022-03-01 16:42:05,215 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=407, Invalid=853, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:42:05,215 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1333 mSDsluCounter, 1787 mSDsCounter, 0 mSdLazyCounter, 1667 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1333 SdHoareTripleChecker+Valid, 2100 SdHoareTripleChecker+Invalid, 1846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 1667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:05,215 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1333 Valid, 2100 Invalid, 1846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 1667 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:42:05,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8555 states. [2022-03-01 16:42:05,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8555 to 7057. [2022-03-01 16:42:05,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7057 states, 7053 states have (on average 2.771019424358429) internal successors, (19544), 7056 states have internal predecessors, (19544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:05,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7057 states to 7057 states and 19544 transitions. [2022-03-01 16:42:05,300 INFO L78 Accepts]: Start accepts. Automaton has 7057 states and 19544 transitions. Word has length 98 [2022-03-01 16:42:05,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:05,300 INFO L470 AbstractCegarLoop]: Abstraction has 7057 states and 19544 transitions. [2022-03-01 16:42:05,301 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) [2022-03-01 16:42:05,301 INFO L276 IsEmpty]: Start isEmpty. Operand 7057 states and 19544 transitions. [2022-03-01 16:42:05,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:05,305 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:05,305 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:05,306 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-03-01 16:42:05,306 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)] === [2022-03-01 16:42:05,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:05,306 INFO L85 PathProgramCache]: Analyzing trace with hash -959512533, now seen corresponding path program 87 times [2022-03-01 16:42:05,306 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:05,306 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753988330] [2022-03-01 16:42:05,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:05,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:05,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:05,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:05,809 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:05,810 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753988330] [2022-03-01 16:42:05,810 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753988330] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:05,810 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:05,810 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:05,810 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387508108] [2022-03-01 16:42:05,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:05,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:05,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:05,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:05,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:05,810 INFO L87 Difference]: Start difference. First operand 7057 states and 19544 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:07,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:07,569 INFO L93 Difference]: Finished difference Result 8681 states and 23614 transitions. [2022-03-01 16:42:07,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:07,569 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:07,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:07,583 INFO L225 Difference]: With dead ends: 8681 [2022-03-01 16:42:07,583 INFO L226 Difference]: Without dead ends: 8681 [2022-03-01 16:42:07,583 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:07,583 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1091 mSDsluCounter, 2001 mSDsCounter, 0 mSdLazyCounter, 1864 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1091 SdHoareTripleChecker+Valid, 2294 SdHoareTripleChecker+Invalid, 2006 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:07,583 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1091 Valid, 2294 Invalid, 2006 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1864 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:42:07,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8681 states. [2022-03-01 16:42:07,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8681 to 6994. [2022-03-01 16:42:07,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6994 states, 6990 states have (on average 2.769384835479256) internal successors, (19358), 6993 states have internal predecessors, (19358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:07,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6994 states to 6994 states and 19358 transitions. [2022-03-01 16:42:07,691 INFO L78 Accepts]: Start accepts. Automaton has 6994 states and 19358 transitions. Word has length 98 [2022-03-01 16:42:07,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:07,691 INFO L470 AbstractCegarLoop]: Abstraction has 6994 states and 19358 transitions. [2022-03-01 16:42:07,691 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:07,691 INFO L276 IsEmpty]: Start isEmpty. Operand 6994 states and 19358 transitions. [2022-03-01 16:42:07,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:07,696 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:07,696 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:07,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-03-01 16:42:07,697 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)] === [2022-03-01 16:42:07,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:07,697 INFO L85 PathProgramCache]: Analyzing trace with hash -457657285, now seen corresponding path program 88 times [2022-03-01 16:42:07,697 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:07,697 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845473347] [2022-03-01 16:42:07,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:07,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:07,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:08,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:08,058 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:08,058 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845473347] [2022-03-01 16:42:08,058 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845473347] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:08,058 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:08,058 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:08,058 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577293569] [2022-03-01 16:42:08,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:08,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:08,058 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:08,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:08,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:08,059 INFO L87 Difference]: Start difference. First operand 6994 states and 19358 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:09,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:09,377 INFO L93 Difference]: Finished difference Result 8758 states and 23803 transitions. [2022-03-01 16:42:09,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:42:09,377 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:09,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:09,390 INFO L225 Difference]: With dead ends: 8758 [2022-03-01 16:42:09,391 INFO L226 Difference]: Without dead ends: 8758 [2022-03-01 16:42:09,391 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:42:09,391 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 1228 mSDsluCounter, 1564 mSDsCounter, 0 mSdLazyCounter, 1430 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1228 SdHoareTripleChecker+Valid, 1853 SdHoareTripleChecker+Invalid, 1567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:09,391 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1228 Valid, 1853 Invalid, 1567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1430 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:42:09,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8758 states. [2022-03-01 16:42:09,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8758 to 7015. [2022-03-01 16:42:09,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7015 states, 7011 states have (on average 2.7699329624875197) internal successors, (19420), 7014 states have internal predecessors, (19420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:09,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7015 states to 7015 states and 19420 transitions. [2022-03-01 16:42:09,493 INFO L78 Accepts]: Start accepts. Automaton has 7015 states and 19420 transitions. Word has length 98 [2022-03-01 16:42:09,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:09,494 INFO L470 AbstractCegarLoop]: Abstraction has 7015 states and 19420 transitions. [2022-03-01 16:42:09,494 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:09,494 INFO L276 IsEmpty]: Start isEmpty. Operand 7015 states and 19420 transitions. [2022-03-01 16:42:09,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:09,499 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:09,499 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:09,499 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-03-01 16:42:09,499 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)] === [2022-03-01 16:42:09,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:09,499 INFO L85 PathProgramCache]: Analyzing trace with hash 151866575, now seen corresponding path program 89 times [2022-03-01 16:42:09,499 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:09,499 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871387694] [2022-03-01 16:42:09,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:09,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:09,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:09,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:09,981 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:09,982 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871387694] [2022-03-01 16:42:09,982 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871387694] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:09,982 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:09,982 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:09,982 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176269285] [2022-03-01 16:42:09,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:09,982 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:09,982 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:09,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:09,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:09,982 INFO L87 Difference]: Start difference. First operand 7015 states and 19420 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:11,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:11,394 INFO L93 Difference]: Finished difference Result 8814 states and 23967 transitions. [2022-03-01 16:42:11,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:11,394 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:11,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:11,407 INFO L225 Difference]: With dead ends: 8814 [2022-03-01 16:42:11,407 INFO L226 Difference]: Without dead ends: 8814 [2022-03-01 16:42:11,408 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:11,408 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1077 mSDsluCounter, 1543 mSDsCounter, 0 mSdLazyCounter, 1430 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1077 SdHoareTripleChecker+Valid, 1845 SdHoareTripleChecker+Invalid, 1566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:11,408 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1077 Valid, 1845 Invalid, 1566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1430 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:42:11,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8814 states. [2022-03-01 16:42:11,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8814 to 6973. [2022-03-01 16:42:11,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6973 states, 6969 states have (on average 2.7688334050796386) internal successors, (19296), 6972 states have internal predecessors, (19296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:11,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6973 states to 6973 states and 19296 transitions. [2022-03-01 16:42:11,502 INFO L78 Accepts]: Start accepts. Automaton has 6973 states and 19296 transitions. Word has length 98 [2022-03-01 16:42:11,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:11,503 INFO L470 AbstractCegarLoop]: Abstraction has 6973 states and 19296 transitions. [2022-03-01 16:42:11,503 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:11,503 INFO L276 IsEmpty]: Start isEmpty. Operand 6973 states and 19296 transitions. [2022-03-01 16:42:11,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:11,508 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:11,508 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:11,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-03-01 16:42:11,508 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)] === [2022-03-01 16:42:11,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:11,508 INFO L85 PathProgramCache]: Analyzing trace with hash -53298005, now seen corresponding path program 90 times [2022-03-01 16:42:11,508 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:11,509 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170605847] [2022-03-01 16:42:11,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:11,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:11,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:11,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:11,881 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:11,881 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170605847] [2022-03-01 16:42:11,881 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170605847] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:11,882 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:11,882 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:11,882 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832926436] [2022-03-01 16:42:11,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:11,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:11,882 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:11,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:11,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:11,882 INFO L87 Difference]: Start difference. First operand 6973 states and 19296 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:13,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:13,272 INFO L93 Difference]: Finished difference Result 8527 states and 23164 transitions. [2022-03-01 16:42:13,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:42:13,273 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:13,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:13,285 INFO L225 Difference]: With dead ends: 8527 [2022-03-01 16:42:13,285 INFO L226 Difference]: Without dead ends: 8527 [2022-03-01 16:42:13,285 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:42:13,285 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 913 mSDsluCounter, 1757 mSDsCounter, 0 mSdLazyCounter, 1571 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 913 SdHoareTripleChecker+Valid, 2037 SdHoareTripleChecker+Invalid, 1695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:13,285 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [913 Valid, 2037 Invalid, 1695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1571 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:42:13,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8527 states. [2022-03-01 16:42:13,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8527 to 6935. [2022-03-01 16:42:13,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6935 states, 6931 states have (on average 2.767854566440629) internal successors, (19184), 6934 states have internal predecessors, (19184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:13,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6935 states to 6935 states and 19184 transitions. [2022-03-01 16:42:13,367 INFO L78 Accepts]: Start accepts. Automaton has 6935 states and 19184 transitions. Word has length 98 [2022-03-01 16:42:13,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:13,367 INFO L470 AbstractCegarLoop]: Abstraction has 6935 states and 19184 transitions. [2022-03-01 16:42:13,367 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:13,367 INFO L276 IsEmpty]: Start isEmpty. Operand 6935 states and 19184 transitions. [2022-03-01 16:42:13,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:13,372 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:13,372 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:13,372 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-03-01 16:42:13,372 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:42:13,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:13,372 INFO L85 PathProgramCache]: Analyzing trace with hash 803197941, now seen corresponding path program 91 times [2022-03-01 16:42:13,372 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:13,372 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301463327] [2022-03-01 16:42:13,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:13,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:13,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:13,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:13,717 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:13,718 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301463327] [2022-03-01 16:42:13,718 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301463327] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:13,718 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:13,718 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:13,718 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514587897] [2022-03-01 16:42:13,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:13,718 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:13,718 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:13,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:13,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:13,718 INFO L87 Difference]: Start difference. First operand 6935 states and 19184 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:15,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:15,180 INFO L93 Difference]: Finished difference Result 8744 states and 23761 transitions. [2022-03-01 16:42:15,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:42:15,180 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 [2022-03-01 16:42:15,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:15,192 INFO L225 Difference]: With dead ends: 8744 [2022-03-01 16:42:15,193 INFO L226 Difference]: Without dead ends: 8744 [2022-03-01 16:42:15,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:42:15,193 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1081 mSDsluCounter, 1705 mSDsCounter, 0 mSdLazyCounter, 1563 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1081 SdHoareTripleChecker+Valid, 1997 SdHoareTripleChecker+Invalid, 1701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 1563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:15,193 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1081 Valid, 1997 Invalid, 1701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1563 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:42:15,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8744 states. [2022-03-01 16:42:15,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8744 to 6935. [2022-03-01 16:42:15,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6935 states, 6931 states have (on average 2.767854566440629) internal successors, (19184), 6934 states have internal predecessors, (19184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:15,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6935 states to 6935 states and 19184 transitions. [2022-03-01 16:42:15,283 INFO L78 Accepts]: Start accepts. Automaton has 6935 states and 19184 transitions. Word has length 98 [2022-03-01 16:42:15,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:15,283 INFO L470 AbstractCegarLoop]: Abstraction has 6935 states and 19184 transitions. [2022-03-01 16:42:15,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:15,283 INFO L276 IsEmpty]: Start isEmpty. Operand 6935 states and 19184 transitions. [2022-03-01 16:42:15,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:15,288 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:15,288 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:15,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-03-01 16:42:15,288 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)] === [2022-03-01 16:42:15,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:15,288 INFO L85 PathProgramCache]: Analyzing trace with hash 1412721801, now seen corresponding path program 92 times [2022-03-01 16:42:15,288 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:15,288 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220758929] [2022-03-01 16:42:15,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:15,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:15,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:15,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:15,734 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:15,734 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220758929] [2022-03-01 16:42:15,734 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220758929] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:15,734 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:15,734 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:15,734 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346994434] [2022-03-01 16:42:15,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:15,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:15,734 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:15,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:15,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:15,735 INFO L87 Difference]: Start difference. First operand 6935 states and 19184 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:17,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:17,471 INFO L93 Difference]: Finished difference Result 8646 states and 23514 transitions. [2022-03-01 16:42:17,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:17,471 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 [2022-03-01 16:42:17,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:17,484 INFO L225 Difference]: With dead ends: 8646 [2022-03-01 16:42:17,484 INFO L226 Difference]: Without dead ends: 8646 [2022-03-01 16:42:17,485 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:17,485 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1235 mSDsluCounter, 2006 mSDsCounter, 0 mSdLazyCounter, 1813 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 2304 SdHoareTripleChecker+Invalid, 1959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1813 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:17,485 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 2304 Invalid, 1959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1813 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:42:17,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8646 states. [2022-03-01 16:42:17,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8646 to 6767. [2022-03-01 16:42:17,580 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) [2022-03-01 16:42:17,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6767 states to 6767 states and 18688 transitions. [2022-03-01 16:42:17,593 INFO L78 Accepts]: Start accepts. Automaton has 6767 states and 18688 transitions. Word has length 98 [2022-03-01 16:42:17,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:17,593 INFO L470 AbstractCegarLoop]: Abstraction has 6767 states and 18688 transitions. [2022-03-01 16:42:17,593 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:17,593 INFO L276 IsEmpty]: Start isEmpty. Operand 6767 states and 18688 transitions. [2022-03-01 16:42:17,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:17,599 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:17,599 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] [2022-03-01 16:42:17,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-03-01 16:42:17,599 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)] === [2022-03-01 16:42:17,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:17,599 INFO L85 PathProgramCache]: Analyzing trace with hash -1407942563, now seen corresponding path program 93 times [2022-03-01 16:42:17,599 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:17,599 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226695122] [2022-03-01 16:42:17,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:17,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:17,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:17,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:17,915 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:17,915 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226695122] [2022-03-01 16:42:17,915 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226695122] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:17,915 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:17,915 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:17,915 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598146694] [2022-03-01 16:42:17,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:17,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:17,915 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:17,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:17,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:17,916 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) [2022-03-01 16:42:19,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:19,828 INFO L93 Difference]: Finished difference Result 8464 states and 22957 transitions. [2022-03-01 16:42:19,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-01 16:42:19,829 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:19,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:19,840 INFO L225 Difference]: With dead ends: 8464 [2022-03-01 16:42:19,841 INFO L226 Difference]: Without dead ends: 8464 [2022-03-01 16:42:19,841 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=552, Invalid=1088, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 16:42:19,841 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 1153 mSDsluCounter, 2143 mSDsCounter, 0 mSdLazyCounter, 1883 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1153 SdHoareTripleChecker+Valid, 2527 SdHoareTripleChecker+Invalid, 2044 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1883 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:19,841 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1153 Valid, 2527 Invalid, 2044 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1883 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:42:19,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8464 states. [2022-03-01 16:42:19,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8464 to 6834. [2022-03-01 16:42:19,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6834 states, 6830 states have (on average 2.7651537335285505) internal successors, (18886), 6833 states have internal predecessors, (18886), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:19,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6834 states to 6834 states and 18886 transitions. [2022-03-01 16:42:19,936 INFO L78 Accepts]: Start accepts. Automaton has 6834 states and 18886 transitions. Word has length 98 [2022-03-01 16:42:19,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:19,936 INFO L470 AbstractCegarLoop]: Abstraction has 6834 states and 18886 transitions. [2022-03-01 16:42:19,936 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:19,936 INFO L276 IsEmpty]: Start isEmpty. Operand 6834 states and 18886 transitions. [2022-03-01 16:42:19,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:19,941 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:19,941 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:19,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-03-01 16:42:19,941 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)] === [2022-03-01 16:42:19,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:19,942 INFO L85 PathProgramCache]: Analyzing trace with hash -1411229183, now seen corresponding path program 94 times [2022-03-01 16:42:19,942 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:19,942 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791566575] [2022-03-01 16:42:19,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:19,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:19,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:20,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:20,363 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:20,363 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791566575] [2022-03-01 16:42:20,363 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791566575] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:20,363 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:20,363 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:20,363 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911725107] [2022-03-01 16:42:20,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:20,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:20,364 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:20,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:20,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:20,364 INFO L87 Difference]: Start difference. First operand 6834 states and 18886 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:22,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:22,114 INFO L93 Difference]: Finished difference Result 8352 states and 22629 transitions. [2022-03-01 16:42:22,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:42:22,114 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:22,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:22,127 INFO L225 Difference]: With dead ends: 8352 [2022-03-01 16:42:22,127 INFO L226 Difference]: Without dead ends: 8352 [2022-03-01 16:42:22,127 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=378, Invalid=812, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:42:22,127 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1160 mSDsluCounter, 2001 mSDsCounter, 0 mSdLazyCounter, 1884 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1160 SdHoareTripleChecker+Valid, 2300 SdHoareTripleChecker+Invalid, 2048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 1884 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:22,127 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1160 Valid, 2300 Invalid, 2048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 1884 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:42:22,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8352 states. [2022-03-01 16:42:22,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8352 to 6899. [2022-03-01 16:42:22,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6899 states, 6895 states have (on average 2.766932559825961) internal successors, (19078), 6898 states have internal predecessors, (19078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:22,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6899 states to 6899 states and 19078 transitions. [2022-03-01 16:42:22,232 INFO L78 Accepts]: Start accepts. Automaton has 6899 states and 19078 transitions. Word has length 98 [2022-03-01 16:42:22,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:22,232 INFO L470 AbstractCegarLoop]: Abstraction has 6899 states and 19078 transitions. [2022-03-01 16:42:22,232 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:22,232 INFO L276 IsEmpty]: Start isEmpty. Operand 6899 states and 19078 transitions. [2022-03-01 16:42:22,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:22,238 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:22,238 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:22,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-03-01 16:42:22,238 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)] === [2022-03-01 16:42:22,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:22,238 INFO L85 PathProgramCache]: Analyzing trace with hash -1411253363, now seen corresponding path program 95 times [2022-03-01 16:42:22,238 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:22,238 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396386860] [2022-03-01 16:42:22,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:22,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:22,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:22,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:22,757 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:22,757 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396386860] [2022-03-01 16:42:22,757 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396386860] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:22,757 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:22,757 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:22,757 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918758305] [2022-03-01 16:42:22,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:22,757 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:22,758 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:22,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:22,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:22,758 INFO L87 Difference]: Start difference. First operand 6899 states and 19078 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:24,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:24,330 INFO L93 Difference]: Finished difference Result 8478 states and 23029 transitions. [2022-03-01 16:42:24,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:24,331 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:24,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:24,343 INFO L225 Difference]: With dead ends: 8478 [2022-03-01 16:42:24,343 INFO L226 Difference]: Without dead ends: 8478 [2022-03-01 16:42:24,343 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:24,343 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1101 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 1659 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1101 SdHoareTripleChecker+Valid, 1992 SdHoareTripleChecker+Invalid, 1798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:24,343 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1101 Valid, 1992 Invalid, 1798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1659 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:42:24,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8478 states. [2022-03-01 16:42:24,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8478 to 6836. [2022-03-01 16:42:24,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6836 states, 6832 states have (on average 2.7652224824355973) internal successors, (18892), 6835 states have internal predecessors, (18892), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:24,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6836 states to 6836 states and 18892 transitions. [2022-03-01 16:42:24,475 INFO L78 Accepts]: Start accepts. Automaton has 6836 states and 18892 transitions. Word has length 98 [2022-03-01 16:42:24,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:24,475 INFO L470 AbstractCegarLoop]: Abstraction has 6836 states and 18892 transitions. [2022-03-01 16:42:24,475 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:24,475 INFO L276 IsEmpty]: Start isEmpty. Operand 6836 states and 18892 transitions. [2022-03-01 16:42:24,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:24,481 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:24,481 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:24,481 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-03-01 16:42:24,481 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)] === [2022-03-01 16:42:24,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:24,482 INFO L85 PathProgramCache]: Analyzing trace with hash -909398115, now seen corresponding path program 96 times [2022-03-01 16:42:24,482 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:24,482 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190254208] [2022-03-01 16:42:24,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:24,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:24,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:24,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:24,834 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:24,834 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190254208] [2022-03-01 16:42:24,834 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190254208] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:24,834 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:24,834 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:24,834 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280267626] [2022-03-01 16:42:24,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:24,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:24,835 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:24,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:24,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:24,835 INFO L87 Difference]: Start difference. First operand 6836 states and 18892 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:26,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:26,229 INFO L93 Difference]: Finished difference Result 8282 states and 22455 transitions. [2022-03-01 16:42:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:42:26,229 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:26,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:26,241 INFO L225 Difference]: With dead ends: 8282 [2022-03-01 16:42:26,242 INFO L226 Difference]: Without dead ends: 8282 [2022-03-01 16:42:26,242 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:42:26,242 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 1070 mSDsluCounter, 1765 mSDsCounter, 0 mSdLazyCounter, 1597 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1070 SdHoareTripleChecker+Valid, 2049 SdHoareTripleChecker+Invalid, 1729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:26,242 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1070 Valid, 2049 Invalid, 1729 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1597 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:42:26,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8282 states. [2022-03-01 16:42:26,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8282 to 6817. [2022-03-01 16:42:26,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6817 states, 6813 states have (on average 2.764714516365771) internal successors, (18836), 6816 states have internal predecessors, (18836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:26,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6817 states to 6817 states and 18836 transitions. [2022-03-01 16:42:26,328 INFO L78 Accepts]: Start accepts. Automaton has 6817 states and 18836 transitions. Word has length 98 [2022-03-01 16:42:26,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:26,328 INFO L470 AbstractCegarLoop]: Abstraction has 6817 states and 18836 transitions. [2022-03-01 16:42:26,328 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:26,328 INFO L276 IsEmpty]: Start isEmpty. Operand 6817 states and 18836 transitions. [2022-03-01 16:42:26,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:26,333 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:26,333 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:26,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-03-01 16:42:26,333 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)] === [2022-03-01 16:42:26,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:26,333 INFO L85 PathProgramCache]: Analyzing trace with hash -299874255, now seen corresponding path program 97 times [2022-03-01 16:42:26,333 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:26,333 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179301313] [2022-03-01 16:42:26,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:26,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:26,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:26,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:26,733 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:26,733 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179301313] [2022-03-01 16:42:26,733 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179301313] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:26,733 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:26,734 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:26,734 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150529981] [2022-03-01 16:42:26,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:26,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:26,734 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:26,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:26,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:26,734 INFO L87 Difference]: Start difference. First operand 6817 states and 18836 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:28,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:28,430 INFO L93 Difference]: Finished difference Result 8401 states and 22805 transitions. [2022-03-01 16:42:28,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:28,430 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:28,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:28,442 INFO L225 Difference]: With dead ends: 8401 [2022-03-01 16:42:28,442 INFO L226 Difference]: Without dead ends: 8401 [2022-03-01 16:42:28,443 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:28,443 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 1219 mSDsluCounter, 2031 mSDsCounter, 0 mSdLazyCounter, 1855 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1219 SdHoareTripleChecker+Valid, 2325 SdHoareTripleChecker+Invalid, 1996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1855 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:28,443 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1219 Valid, 2325 Invalid, 1996 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1855 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:42:28,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8401 states. [2022-03-01 16:42:28,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8401 to 6712. [2022-03-01 16:42:28,531 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) [2022-03-01 16:42:28,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6712 states to 6712 states and 18526 transitions. [2022-03-01 16:42:28,544 INFO L78 Accepts]: Start accepts. Automaton has 6712 states and 18526 transitions. Word has length 98 [2022-03-01 16:42:28,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:28,545 INFO L470 AbstractCegarLoop]: Abstraction has 6712 states and 18526 transitions. [2022-03-01 16:42:28,545 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:28,545 INFO L276 IsEmpty]: Start isEmpty. Operand 6712 states and 18526 transitions. [2022-03-01 16:42:28,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:28,550 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:28,550 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] [2022-03-01 16:42:28,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-03-01 16:42:28,550 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)] === [2022-03-01 16:42:28,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:28,551 INFO L85 PathProgramCache]: Analyzing trace with hash -1105656689, now seen corresponding path program 98 times [2022-03-01 16:42:28,551 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:28,551 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855504594] [2022-03-01 16:42:28,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:28,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:28,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:28,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:28,893 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:28,893 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855504594] [2022-03-01 16:42:28,893 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855504594] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:28,893 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:28,893 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:28,893 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158005714] [2022-03-01 16:42:28,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:28,893 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:28,893 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:28,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:28,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:28,894 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) [2022-03-01 16:42:30,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:30,889 INFO L93 Difference]: Finished difference Result 8118 states and 21974 transitions. [2022-03-01 16:42:30,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 16:42:30,890 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:30,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:30,902 INFO L225 Difference]: With dead ends: 8118 [2022-03-01 16:42:30,903 INFO L226 Difference]: Without dead ends: 8118 [2022-03-01 16:42:30,903 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=573, Invalid=1149, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 16:42:30,903 INFO L933 BasicCegarLoop]: 413 mSDtfsCounter, 1096 mSDsluCounter, 2233 mSDsCounter, 0 mSdLazyCounter, 1936 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1096 SdHoareTripleChecker+Valid, 2626 SdHoareTripleChecker+Invalid, 2073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1936 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:30,903 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1096 Valid, 2626 Invalid, 2073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1936 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:42:30,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8118 states. [2022-03-01 16:42:30,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8118 to 6692. [2022-03-01 16:42:30,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6692 states, 6688 states have (on average 2.7610645933014353) internal successors, (18466), 6691 states have internal predecessors, (18466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:31,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6692 states to 6692 states and 18466 transitions. [2022-03-01 16:42:31,000 INFO L78 Accepts]: Start accepts. Automaton has 6692 states and 18466 transitions. Word has length 98 [2022-03-01 16:42:31,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:31,000 INFO L470 AbstractCegarLoop]: Abstraction has 6692 states and 18466 transitions. [2022-03-01 16:42:31,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:31,001 INFO L276 IsEmpty]: Start isEmpty. Operand 6692 states and 18466 transitions. [2022-03-01 16:42:31,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:31,006 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:31,006 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:31,006 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-03-01 16:42:31,006 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)] === [2022-03-01 16:42:31,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:31,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1108943309, now seen corresponding path program 99 times [2022-03-01 16:42:31,006 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:31,006 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365639238] [2022-03-01 16:42:31,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:31,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:31,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:31,472 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:31,472 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365639238] [2022-03-01 16:42:31,472 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365639238] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:31,472 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:31,472 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:31,472 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348983357] [2022-03-01 16:42:31,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:31,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:31,472 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:31,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:31,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:31,473 INFO L87 Difference]: Start difference. First operand 6692 states and 18466 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:32,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:32,814 INFO L93 Difference]: Finished difference Result 8090 states and 21892 transitions. [2022-03-01 16:42:32,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:32,814 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:32,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:32,826 INFO L225 Difference]: With dead ends: 8090 [2022-03-01 16:42:32,826 INFO L226 Difference]: Without dead ends: 8090 [2022-03-01 16:42:32,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:32,826 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1153 mSDsluCounter, 1418 mSDsCounter, 0 mSdLazyCounter, 1367 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1153 SdHoareTripleChecker+Valid, 1713 SdHoareTripleChecker+Invalid, 1541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 1367 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:32,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1153 Valid, 1713 Invalid, 1541 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 1367 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:42:32,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8090 states. [2022-03-01 16:42:32,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8090 to 6682. [2022-03-01 16:42:32,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6682 states, 6678 states have (on average 2.7607067984426474) internal successors, (18436), 6681 states have internal predecessors, (18436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:32,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6682 states to 6682 states and 18436 transitions. [2022-03-01 16:42:32,926 INFO L78 Accepts]: Start accepts. Automaton has 6682 states and 18436 transitions. Word has length 98 [2022-03-01 16:42:32,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:32,927 INFO L470 AbstractCegarLoop]: Abstraction has 6682 states and 18436 transitions. [2022-03-01 16:42:32,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:32,927 INFO L276 IsEmpty]: Start isEmpty. Operand 6682 states and 18436 transitions. [2022-03-01 16:42:32,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:32,932 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:32,932 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:32,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-03-01 16:42:32,933 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)] === [2022-03-01 16:42:32,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:32,933 INFO L85 PathProgramCache]: Analyzing trace with hash -1108967489, now seen corresponding path program 100 times [2022-03-01 16:42:32,933 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:32,933 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964037236] [2022-03-01 16:42:32,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:32,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:33,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:33,533 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:33,533 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964037236] [2022-03-01 16:42:33,533 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964037236] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:33,533 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:33,533 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:33,533 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604406578] [2022-03-01 16:42:33,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:33,534 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:33,534 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:33,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:33,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:33,534 INFO L87 Difference]: Start difference. First operand 6682 states and 18436 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:35,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:35,046 INFO L93 Difference]: Finished difference Result 7978 states and 21592 transitions. [2022-03-01 16:42:35,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:35,046 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:35,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:35,058 INFO L225 Difference]: With dead ends: 7978 [2022-03-01 16:42:35,058 INFO L226 Difference]: Without dead ends: 7978 [2022-03-01 16:42:35,059 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:35,059 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1228 mSDsluCounter, 1705 mSDsCounter, 0 mSdLazyCounter, 1643 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1228 SdHoareTripleChecker+Valid, 1997 SdHoareTripleChecker+Invalid, 1787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:35,059 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1228 Valid, 1997 Invalid, 1787 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1643 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:42:35,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7978 states. [2022-03-01 16:42:35,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7978 to 6320. [2022-03-01 16:42:35,145 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) [2022-03-01 16:42:35,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6320 states to 6320 states and 17366 transitions. [2022-03-01 16:42:35,157 INFO L78 Accepts]: Start accepts. Automaton has 6320 states and 17366 transitions. Word has length 98 [2022-03-01 16:42:35,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:35,157 INFO L470 AbstractCegarLoop]: Abstraction has 6320 states and 17366 transitions. [2022-03-01 16:42:35,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:35,157 INFO L276 IsEmpty]: Start isEmpty. Operand 6320 states and 17366 transitions. [2022-03-01 16:42:35,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:35,162 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:35,162 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:35,162 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-03-01 16:42:35,163 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)] === [2022-03-01 16:42:35,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:35,163 INFO L85 PathProgramCache]: Analyzing trace with hash -758660429, now seen corresponding path program 51 times [2022-03-01 16:42:35,163 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:35,163 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509950506] [2022-03-01 16:42:35,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:35,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:35,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:35,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:35,691 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:35,691 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509950506] [2022-03-01 16:42:35,691 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509950506] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:35,691 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:35,691 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:35,691 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645729263] [2022-03-01 16:42:35,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:35,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:35,691 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:35,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:35,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:35,691 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) [2022-03-01 16:42:37,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:37,305 INFO L93 Difference]: Finished difference Result 8024 states and 21471 transitions. [2022-03-01 16:42:37,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:37,305 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:37,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:37,316 INFO L225 Difference]: With dead ends: 8024 [2022-03-01 16:42:37,316 INFO L226 Difference]: Without dead ends: 8024 [2022-03-01 16:42:37,316 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:37,316 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 977 mSDsluCounter, 1658 mSDsCounter, 0 mSdLazyCounter, 1544 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 977 SdHoareTripleChecker+Valid, 1977 SdHoareTripleChecker+Invalid, 1703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:37,316 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [977 Valid, 1977 Invalid, 1703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1544 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:42:37,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8024 states. [2022-03-01 16:42:37,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8024 to 6366. [2022-03-01 16:42:37,393 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) [2022-03-01 16:42:37,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6366 states to 6366 states and 17501 transitions. [2022-03-01 16:42:37,403 INFO L78 Accepts]: Start accepts. Automaton has 6366 states and 17501 transitions. Word has length 98 [2022-03-01 16:42:37,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:37,404 INFO L470 AbstractCegarLoop]: Abstraction has 6366 states and 17501 transitions. [2022-03-01 16:42:37,404 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:37,404 INFO L276 IsEmpty]: Start isEmpty. Operand 6366 states and 17501 transitions. [2022-03-01 16:42:37,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:37,408 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:37,408 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] [2022-03-01 16:42:37,408 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-03-01 16:42:37,409 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)] === [2022-03-01 16:42:37,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:37,409 INFO L85 PathProgramCache]: Analyzing trace with hash -1913985933, now seen corresponding path program 52 times [2022-03-01 16:42:37,409 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:37,409 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491282928] [2022-03-01 16:42:37,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:37,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:37,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:37,756 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:37,756 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491282928] [2022-03-01 16:42:37,756 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491282928] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:37,756 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:37,756 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:37,756 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042849078] [2022-03-01 16:42:37,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:37,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:37,756 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:37,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:37,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:37,757 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) [2022-03-01 16:42:39,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:39,254 INFO L93 Difference]: Finished difference Result 8113 states and 21659 transitions. [2022-03-01 16:42:39,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:42:39,254 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 [2022-03-01 16:42:39,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:39,265 INFO L225 Difference]: With dead ends: 8113 [2022-03-01 16:42:39,265 INFO L226 Difference]: Without dead ends: 8113 [2022-03-01 16:42:39,266 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:42:39,266 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1222 mSDsluCounter, 1744 mSDsCounter, 0 mSdLazyCounter, 1640 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1222 SdHoareTripleChecker+Valid, 2052 SdHoareTripleChecker+Invalid, 1804 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 1640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:39,266 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1222 Valid, 2052 Invalid, 1804 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 1640 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:42:39,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8113 states. [2022-03-01 16:42:39,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8113 to 6380. [2022-03-01 16:42:39,333 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) [2022-03-01 16:42:39,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6380 states to 6380 states and 17542 transitions. [2022-03-01 16:42:39,342 INFO L78 Accepts]: Start accepts. Automaton has 6380 states and 17542 transitions. Word has length 98 [2022-03-01 16:42:39,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:39,342 INFO L470 AbstractCegarLoop]: Abstraction has 6380 states and 17542 transitions. [2022-03-01 16:42:39,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:39,343 INFO L276 IsEmpty]: Start isEmpty. Operand 6380 states and 17542 transitions. [2022-03-01 16:42:39,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:39,347 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:39,347 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:39,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-03-01 16:42:39,347 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)] === [2022-03-01 16:42:39,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:39,347 INFO L85 PathProgramCache]: Analyzing trace with hash -861171993, now seen corresponding path program 53 times [2022-03-01 16:42:39,347 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:39,347 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409721757] [2022-03-01 16:42:39,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:39,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:39,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:39,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:39,757 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:39,757 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409721757] [2022-03-01 16:42:39,757 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409721757] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:39,757 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:39,757 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:39,757 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785642048] [2022-03-01 16:42:39,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:39,757 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:39,757 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:39,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:39,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:39,758 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) [2022-03-01 16:42:41,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:41,588 INFO L93 Difference]: Finished difference Result 8169 states and 21823 transitions. [2022-03-01 16:42:41,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:41,588 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:41,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:41,600 INFO L225 Difference]: With dead ends: 8169 [2022-03-01 16:42:41,600 INFO L226 Difference]: Without dead ends: 8169 [2022-03-01 16:42:41,601 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:41,601 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1266 mSDsluCounter, 2110 mSDsCounter, 0 mSdLazyCounter, 1972 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1266 SdHoareTripleChecker+Valid, 2421 SdHoareTripleChecker+Invalid, 2138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 1972 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:41,601 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1266 Valid, 2421 Invalid, 2138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 1972 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:42:41,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8169 states. [2022-03-01 16:42:41,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8169 to 6352. [2022-03-01 16:42:41,671 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) [2022-03-01 16:42:41,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6352 states to 6352 states and 17460 transitions. [2022-03-01 16:42:41,680 INFO L78 Accepts]: Start accepts. Automaton has 6352 states and 17460 transitions. Word has length 98 [2022-03-01 16:42:41,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:41,681 INFO L470 AbstractCegarLoop]: Abstraction has 6352 states and 17460 transitions. [2022-03-01 16:42:41,681 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) [2022-03-01 16:42:41,681 INFO L276 IsEmpty]: Start isEmpty. Operand 6352 states and 17460 transitions. [2022-03-01 16:42:41,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:41,685 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:41,685 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:41,685 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-03-01 16:42:41,685 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)] === [2022-03-01 16:42:41,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:41,685 INFO L85 PathProgramCache]: Analyzing trace with hash 1128245475, now seen corresponding path program 54 times [2022-03-01 16:42:41,685 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:41,685 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595417230] [2022-03-01 16:42:41,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:41,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:41,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:42,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:42,042 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:42,042 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595417230] [2022-03-01 16:42:42,042 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595417230] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:42,042 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:42,042 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:42,042 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802579293] [2022-03-01 16:42:42,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:42,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:42,042 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:42,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:42,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:42,043 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) [2022-03-01 16:42:43,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:43,735 INFO L93 Difference]: Finished difference Result 8236 states and 21995 transitions. [2022-03-01 16:42:43,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:42:43,735 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:43,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:43,748 INFO L225 Difference]: With dead ends: 8236 [2022-03-01 16:42:43,748 INFO L226 Difference]: Without dead ends: 8236 [2022-03-01 16:42:43,748 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:42:43,749 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1120 mSDsluCounter, 2264 mSDsCounter, 0 mSdLazyCounter, 2036 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1120 SdHoareTripleChecker+Valid, 2554 SdHoareTripleChecker+Invalid, 2183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 2036 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:43,749 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1120 Valid, 2554 Invalid, 2183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 2036 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:42:43,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8236 states. [2022-03-01 16:42:43,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8236 to 6380. [2022-03-01 16:42:43,829 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) [2022-03-01 16:42:43,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6380 states to 6380 states and 17542 transitions. [2022-03-01 16:42:43,838 INFO L78 Accepts]: Start accepts. Automaton has 6380 states and 17542 transitions. Word has length 98 [2022-03-01 16:42:43,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:43,838 INFO L470 AbstractCegarLoop]: Abstraction has 6380 states and 17542 transitions. [2022-03-01 16:42:43,838 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) [2022-03-01 16:42:43,838 INFO L276 IsEmpty]: Start isEmpty. Operand 6380 states and 17542 transitions. [2022-03-01 16:42:43,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:43,843 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:43,843 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:43,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-03-01 16:42:43,843 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)] === [2022-03-01 16:42:43,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:43,843 INFO L85 PathProgramCache]: Analyzing trace with hash -1453135283, now seen corresponding path program 55 times [2022-03-01 16:42:43,843 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:43,843 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80639685] [2022-03-01 16:42:43,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:43,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:43,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:44,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:44,194 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:44,194 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80639685] [2022-03-01 16:42:44,194 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80639685] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:44,194 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:44,194 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:44,194 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6646592] [2022-03-01 16:42:44,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:44,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:44,194 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:44,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:44,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:44,195 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) [2022-03-01 16:42:45,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:45,583 INFO L93 Difference]: Finished difference Result 8381 states and 22347 transitions. [2022-03-01 16:42:45,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:42:45,583 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:45,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:45,595 INFO L225 Difference]: With dead ends: 8381 [2022-03-01 16:42:45,596 INFO L226 Difference]: Without dead ends: 8381 [2022-03-01 16:42:45,596 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:42:45,596 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1302 mSDsluCounter, 1628 mSDsCounter, 0 mSdLazyCounter, 1526 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1302 SdHoareTripleChecker+Valid, 1937 SdHoareTripleChecker+Invalid, 1695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 1526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:45,596 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1302 Valid, 1937 Invalid, 1695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 1526 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:42:45,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8381 states. [2022-03-01 16:42:45,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8381 to 6394. [2022-03-01 16:42:45,679 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) [2022-03-01 16:42:45,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6394 states to 6394 states and 17583 transitions. [2022-03-01 16:42:45,691 INFO L78 Accepts]: Start accepts. Automaton has 6394 states and 17583 transitions. Word has length 98 [2022-03-01 16:42:45,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:45,691 INFO L470 AbstractCegarLoop]: Abstraction has 6394 states and 17583 transitions. [2022-03-01 16:42:45,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:45,692 INFO L276 IsEmpty]: Start isEmpty. Operand 6394 states and 17583 transitions. [2022-03-01 16:42:45,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:45,697 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:45,697 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:45,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-03-01 16:42:45,697 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)] === [2022-03-01 16:42:45,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:45,697 INFO L85 PathProgramCache]: Analyzing trace with hash -400321343, now seen corresponding path program 56 times [2022-03-01 16:42:45,697 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:45,697 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090263351] [2022-03-01 16:42:45,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:45,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:45,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:46,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:46,146 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:46,146 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090263351] [2022-03-01 16:42:46,146 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090263351] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:46,146 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:46,146 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:46,146 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174419986] [2022-03-01 16:42:46,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:46,146 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:46,146 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:46,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:46,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:46,147 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) [2022-03-01 16:42:47,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:47,894 INFO L93 Difference]: Finished difference Result 8278 states and 22118 transitions. [2022-03-01 16:42:47,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:47,894 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:47,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:47,906 INFO L225 Difference]: With dead ends: 8278 [2022-03-01 16:42:47,906 INFO L226 Difference]: Without dead ends: 8278 [2022-03-01 16:42:47,906 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:47,906 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 960 mSDsluCounter, 2172 mSDsCounter, 0 mSdLazyCounter, 1932 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 960 SdHoareTripleChecker+Valid, 2487 SdHoareTripleChecker+Invalid, 2075 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1932 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:47,906 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [960 Valid, 2487 Invalid, 2075 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1932 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:42:47,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8278 states. [2022-03-01 16:42:47,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8278 to 6324. [2022-03-01 16:42:47,983 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) [2022-03-01 16:42:47,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6324 states to 6324 states and 17378 transitions. [2022-03-01 16:42:47,994 INFO L78 Accepts]: Start accepts. Automaton has 6324 states and 17378 transitions. Word has length 98 [2022-03-01 16:42:47,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:47,994 INFO L470 AbstractCegarLoop]: Abstraction has 6324 states and 17378 transitions. [2022-03-01 16:42:47,994 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:47,994 INFO L276 IsEmpty]: Start isEmpty. Operand 6324 states and 17378 transitions. [2022-03-01 16:42:47,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:47,999 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:47,999 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:47,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-03-01 16:42:47,999 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)] === [2022-03-01 16:42:47,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:47,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1676121891, now seen corresponding path program 57 times [2022-03-01 16:42:47,999 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:47,999 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061968702] [2022-03-01 16:42:47,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:47,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:48,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:48,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:48,394 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:48,394 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061968702] [2022-03-01 16:42:48,395 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061968702] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:48,395 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:48,395 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:48,395 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691350798] [2022-03-01 16:42:48,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:48,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:48,395 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:48,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:48,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:48,395 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) [2022-03-01 16:42:49,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:49,766 INFO L93 Difference]: Finished difference Result 7884 states and 21061 transitions. [2022-03-01 16:42:49,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:42:49,767 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:49,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:49,778 INFO L225 Difference]: With dead ends: 7884 [2022-03-01 16:42:49,778 INFO L226 Difference]: Without dead ends: 7884 [2022-03-01 16:42:49,778 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:42:49,778 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 1119 mSDsluCounter, 1615 mSDsCounter, 0 mSdLazyCounter, 1439 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1119 SdHoareTripleChecker+Valid, 1907 SdHoareTripleChecker+Invalid, 1589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:49,778 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1119 Valid, 1907 Invalid, 1589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1439 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:42:49,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7884 states. [2022-03-01 16:42:49,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7884 to 6314. [2022-03-01 16:42:49,850 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) [2022-03-01 16:42:49,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6314 states to 6314 states and 17349 transitions. [2022-03-01 16:42:49,861 INFO L78 Accepts]: Start accepts. Automaton has 6314 states and 17349 transitions. Word has length 98 [2022-03-01 16:42:49,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:49,861 INFO L470 AbstractCegarLoop]: Abstraction has 6314 states and 17349 transitions. [2022-03-01 16:42:49,861 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:49,861 INFO L276 IsEmpty]: Start isEmpty. Operand 6314 states and 17349 transitions. [2022-03-01 16:42:49,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:49,866 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:49,866 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] [2022-03-01 16:42:49,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-03-01 16:42:49,866 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)] === [2022-03-01 16:42:49,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:49,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1970905545, now seen corresponding path program 58 times [2022-03-01 16:42:49,866 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:49,867 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813286585] [2022-03-01 16:42:49,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:49,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:49,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:50,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:50,234 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:50,234 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813286585] [2022-03-01 16:42:50,234 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813286585] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:50,234 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:50,234 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:50,234 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640756444] [2022-03-01 16:42:50,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:50,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:50,235 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:50,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:50,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:50,235 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) [2022-03-01 16:42:51,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:51,775 INFO L93 Difference]: Finished difference Result 8236 states and 21995 transitions. [2022-03-01 16:42:51,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:42:51,775 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:51,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:51,788 INFO L225 Difference]: With dead ends: 8236 [2022-03-01 16:42:51,788 INFO L226 Difference]: Without dead ends: 8236 [2022-03-01 16:42:51,789 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:42:51,789 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1284 mSDsluCounter, 1798 mSDsCounter, 0 mSdLazyCounter, 1630 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1284 SdHoareTripleChecker+Valid, 2103 SdHoareTripleChecker+Invalid, 1796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 1630 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:51,789 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1284 Valid, 2103 Invalid, 1796 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 1630 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:42:51,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8236 states. [2022-03-01 16:42:51,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8236 to 6342. [2022-03-01 16:42:51,879 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) [2022-03-01 16:42:51,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6342 states to 6342 states and 17431 transitions. [2022-03-01 16:42:51,891 INFO L78 Accepts]: Start accepts. Automaton has 6342 states and 17431 transitions. Word has length 98 [2022-03-01 16:42:51,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:51,891 INFO L470 AbstractCegarLoop]: Abstraction has 6342 states and 17431 transitions. [2022-03-01 16:42:51,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:51,892 INFO L276 IsEmpty]: Start isEmpty. Operand 6342 states and 17431 transitions. [2022-03-01 16:42:51,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:51,897 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:51,897 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] [2022-03-01 16:42:51,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-03-01 16:42:51,897 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)] === [2022-03-01 16:42:51,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:51,897 INFO L85 PathProgramCache]: Analyzing trace with hash 115793259, now seen corresponding path program 59 times [2022-03-01 16:42:51,897 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:51,897 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711172328] [2022-03-01 16:42:51,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:51,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:51,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:52,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:52,259 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:52,259 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711172328] [2022-03-01 16:42:52,260 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711172328] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:52,260 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:52,260 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:52,260 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297219273] [2022-03-01 16:42:52,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:52,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:52,260 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:52,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:52,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:52,260 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) [2022-03-01 16:42:54,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:54,100 INFO L93 Difference]: Finished difference Result 8169 states and 21823 transitions. [2022-03-01 16:42:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:42:54,100 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:54,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:54,112 INFO L225 Difference]: With dead ends: 8169 [2022-03-01 16:42:54,112 INFO L226 Difference]: Without dead ends: 8169 [2022-03-01 16:42:54,112 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:42:54,112 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 1094 mSDsluCounter, 2441 mSDsCounter, 0 mSdLazyCounter, 2124 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1094 SdHoareTripleChecker+Valid, 2747 SdHoareTripleChecker+Invalid, 2262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 2124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:54,112 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1094 Valid, 2747 Invalid, 2262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 2124 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:42:54,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8169 states. [2022-03-01 16:42:54,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8169 to 6356. [2022-03-01 16:42:54,192 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) [2022-03-01 16:42:54,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-01 16:42:54,204 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-01 16:42:54,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:54,204 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-01 16:42:54,204 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:54,204 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-01 16:42:54,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:54,209 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:54,209 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] [2022-03-01 16:42:54,209 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-03-01 16:42:54,209 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)] === [2022-03-01 16:42:54,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:54,209 INFO L85 PathProgramCache]: Analyzing trace with hash 1168607199, now seen corresponding path program 60 times [2022-03-01 16:42:54,209 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:54,209 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820820719] [2022-03-01 16:42:54,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:54,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:54,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:54,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:54,628 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:54,628 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820820719] [2022-03-01 16:42:54,628 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820820719] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:54,629 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:54,629 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:54,629 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786492550] [2022-03-01 16:42:54,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:54,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:54,629 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:54,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:54,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:54,629 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) [2022-03-01 16:42:56,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:56,221 INFO L93 Difference]: Finished difference Result 8066 states and 21594 transitions. [2022-03-01 16:42:56,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:56,221 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:56,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:56,233 INFO L225 Difference]: With dead ends: 8066 [2022-03-01 16:42:56,233 INFO L226 Difference]: Without dead ends: 8066 [2022-03-01 16:42:56,233 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:56,233 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1108 mSDsluCounter, 1822 mSDsCounter, 0 mSdLazyCounter, 1674 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1108 SdHoareTripleChecker+Valid, 2145 SdHoareTripleChecker+Invalid, 1826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1674 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:56,233 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1108 Valid, 2145 Invalid, 1826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1674 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:42:56,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8066 states. [2022-03-01 16:42:56,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8066 to 6286. [2022-03-01 16:42:56,301 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) [2022-03-01 16:42:56,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-03-01 16:42:56,310 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-03-01 16:42:56,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:56,311 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-03-01 16:42:56,311 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:56,311 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-03-01 16:42:56,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:56,315 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:56,315 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:56,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-03-01 16:42:56,316 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)] === [2022-03-01 16:42:56,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:56,316 INFO L85 PathProgramCache]: Analyzing trace with hash -1237463429, now seen corresponding path program 61 times [2022-03-01 16:42:56,316 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:56,316 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766193125] [2022-03-01 16:42:56,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:56,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:56,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:56,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:56,842 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:56,842 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766193125] [2022-03-01 16:42:56,842 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766193125] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:56,842 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:56,842 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:56,842 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652349613] [2022-03-01 16:42:56,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:56,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:56,842 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:56,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:56,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:56,842 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) [2022-03-01 16:42:58,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:58,574 INFO L93 Difference]: Finished difference Result 7848 states and 21004 transitions. [2022-03-01 16:42:58,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:58,574 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:42:58,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:58,586 INFO L225 Difference]: With dead ends: 7848 [2022-03-01 16:42:58,586 INFO L226 Difference]: Without dead ends: 7848 [2022-03-01 16:42:58,586 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:58,587 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1282 mSDsluCounter, 1820 mSDsCounter, 0 mSdLazyCounter, 1737 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 2130 SdHoareTripleChecker+Invalid, 1913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:58,587 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1282 Valid, 2130 Invalid, 1913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1737 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:42:58,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7848 states. [2022-03-01 16:42:58,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7848 to 6308. [2022-03-01 16:42:58,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6308 states, 6304 states have (on average 2.7493654822335025) internal successors, (17332), 6307 states have internal predecessors, (17332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:58,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6308 states to 6308 states and 17332 transitions. [2022-03-01 16:42:58,685 INFO L78 Accepts]: Start accepts. Automaton has 6308 states and 17332 transitions. Word has length 98 [2022-03-01 16:42:58,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:58,685 INFO L470 AbstractCegarLoop]: Abstraction has 6308 states and 17332 transitions. [2022-03-01 16:42:58,685 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:58,686 INFO L276 IsEmpty]: Start isEmpty. Operand 6308 states and 17332 transitions. [2022-03-01 16:42:58,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:42:58,690 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:58,690 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] [2022-03-01 16:42:58,691 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-03-01 16:42:58,691 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)] === [2022-03-01 16:42:58,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:58,691 INFO L85 PathProgramCache]: Analyzing trace with hash 1902178363, now seen corresponding path program 62 times [2022-03-01 16:42:58,691 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:58,691 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883485585] [2022-03-01 16:42:58,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:58,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:59,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:59,071 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:59,071 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883485585] [2022-03-01 16:42:59,071 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883485585] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:59,071 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:59,071 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:59,071 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926551306] [2022-03-01 16:42:59,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:59,071 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:59,071 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:59,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:59,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:59,072 INFO L87 Difference]: Start difference. First operand 6308 states and 17332 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:00,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:00,453 INFO L93 Difference]: Finished difference Result 7937 states and 21192 transitions. [2022-03-01 16:43:00,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:43:00,453 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:43:00,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:00,465 INFO L225 Difference]: With dead ends: 7937 [2022-03-01 16:43:00,466 INFO L226 Difference]: Without dead ends: 7937 [2022-03-01 16:43:00,466 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:43:00,466 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1264 mSDsluCounter, 1663 mSDsCounter, 0 mSdLazyCounter, 1547 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1264 SdHoareTripleChecker+Valid, 1967 SdHoareTripleChecker+Invalid, 1712 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 1547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:00,466 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1264 Valid, 1967 Invalid, 1712 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 1547 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:43:00,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7937 states. [2022-03-01 16:43:00,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7937 to 6322. [2022-03-01 16:43:00,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6322 states, 6318 states have (on average 2.7497625830959165) internal successors, (17373), 6321 states have internal predecessors, (17373), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:00,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6322 states to 6322 states and 17373 transitions. [2022-03-01 16:43:00,569 INFO L78 Accepts]: Start accepts. Automaton has 6322 states and 17373 transitions. Word has length 98 [2022-03-01 16:43:00,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:00,570 INFO L470 AbstractCegarLoop]: Abstraction has 6322 states and 17373 transitions. [2022-03-01 16:43:00,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:00,570 INFO L276 IsEmpty]: Start isEmpty. Operand 6322 states and 17373 transitions. [2022-03-01 16:43:00,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:43:00,576 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:00,576 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:00,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-03-01 16:43:00,577 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)] === [2022-03-01 16:43:00,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:00,577 INFO L85 PathProgramCache]: Analyzing trace with hash -1339974993, now seen corresponding path program 63 times [2022-03-01 16:43:00,577 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:00,577 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93015371] [2022-03-01 16:43:00,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:00,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:00,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:01,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:01,024 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:01,024 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93015371] [2022-03-01 16:43:01,024 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93015371] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:01,024 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:01,024 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:01,024 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669018879] [2022-03-01 16:43:01,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:01,025 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:01,025 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:01,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:01,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:01,025 INFO L87 Difference]: Start difference. First operand 6322 states and 17373 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:02,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:02,771 INFO L93 Difference]: Finished difference Result 7993 states and 21356 transitions. [2022-03-01 16:43:02,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:02,772 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:43:02,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:02,784 INFO L225 Difference]: With dead ends: 7993 [2022-03-01 16:43:02,784 INFO L226 Difference]: Without dead ends: 7993 [2022-03-01 16:43:02,784 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:02,784 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 949 mSDsluCounter, 2150 mSDsCounter, 0 mSdLazyCounter, 1965 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 949 SdHoareTripleChecker+Valid, 2460 SdHoareTripleChecker+Invalid, 2109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1965 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:02,784 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [949 Valid, 2460 Invalid, 2109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1965 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:43:02,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7993 states. [2022-03-01 16:43:02,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7993 to 6294. [2022-03-01 16:43:02,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6294 states, 6290 states have (on average 2.748966613672496) internal successors, (17291), 6293 states have internal predecessors, (17291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:02,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6294 states to 6294 states and 17291 transitions. [2022-03-01 16:43:02,879 INFO L78 Accepts]: Start accepts. Automaton has 6294 states and 17291 transitions. Word has length 98 [2022-03-01 16:43:02,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:02,879 INFO L470 AbstractCegarLoop]: Abstraction has 6294 states and 17291 transitions. [2022-03-01 16:43:02,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:02,879 INFO L276 IsEmpty]: Start isEmpty. Operand 6294 states and 17291 transitions. [2022-03-01 16:43:02,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:43:02,884 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:02,884 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:02,884 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-03-01 16:43:02,884 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)] === [2022-03-01 16:43:02,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:02,885 INFO L85 PathProgramCache]: Analyzing trace with hash 649442475, now seen corresponding path program 64 times [2022-03-01 16:43:02,885 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:02,885 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32542856] [2022-03-01 16:43:02,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:02,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:02,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:03,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:03,242 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:03,242 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32542856] [2022-03-01 16:43:03,242 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32542856] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:03,242 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:03,242 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:03,242 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696597704] [2022-03-01 16:43:03,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:03,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:03,242 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:03,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:03,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:03,243 INFO L87 Difference]: Start difference. First operand 6294 states and 17291 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:04,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:04,720 INFO L93 Difference]: Finished difference Result 7680 states and 20512 transitions. [2022-03-01 16:43:04,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:43:04,720 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:43:04,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:04,731 INFO L225 Difference]: With dead ends: 7680 [2022-03-01 16:43:04,731 INFO L226 Difference]: Without dead ends: 7680 [2022-03-01 16:43:04,732 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:43:04,732 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 1250 mSDsluCounter, 1911 mSDsCounter, 0 mSdLazyCounter, 1725 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1250 SdHoareTripleChecker+Valid, 2204 SdHoareTripleChecker+Invalid, 1871 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1725 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:04,732 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1250 Valid, 2204 Invalid, 1871 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1725 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:43:04,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7680 states. [2022-03-01 16:43:04,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7680 to 6274. [2022-03-01 16:43:04,809 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) [2022-03-01 16:43:04,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6274 states to 6274 states and 17233 transitions. [2022-03-01 16:43:04,820 INFO L78 Accepts]: Start accepts. Automaton has 6274 states and 17233 transitions. Word has length 98 [2022-03-01 16:43:04,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:04,820 INFO L470 AbstractCegarLoop]: Abstraction has 6274 states and 17233 transitions. [2022-03-01 16:43:04,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:04,820 INFO L276 IsEmpty]: Start isEmpty. Operand 6274 states and 17233 transitions. [2022-03-01 16:43:04,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:43:04,824 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:04,825 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:04,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-03-01 16:43:04,825 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)] === [2022-03-01 16:43:04,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:04,825 INFO L85 PathProgramCache]: Analyzing trace with hash -1931938283, now seen corresponding path program 65 times [2022-03-01 16:43:04,825 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:04,825 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879926062] [2022-03-01 16:43:04,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:04,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:05,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:05,185 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:05,185 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879926062] [2022-03-01 16:43:05,185 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879926062] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:05,185 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:05,185 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:05,186 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651979285] [2022-03-01 16:43:05,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:05,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:05,186 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:05,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:05,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:05,186 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) [2022-03-01 16:43:06,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:06,766 INFO L93 Difference]: Finished difference Result 7937 states and 21192 transitions. [2022-03-01 16:43:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:43:06,766 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:43:06,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:06,778 INFO L225 Difference]: With dead ends: 7937 [2022-03-01 16:43:06,778 INFO L226 Difference]: Without dead ends: 7937 [2022-03-01 16:43:06,779 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:43:06,779 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1103 mSDsluCounter, 1908 mSDsCounter, 0 mSdLazyCounter, 1771 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1103 SdHoareTripleChecker+Valid, 2209 SdHoareTripleChecker+Invalid, 1919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1771 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:06,779 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1103 Valid, 2209 Invalid, 1919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1771 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:43:06,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7937 states. [2022-03-01 16:43:06,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7937 to 6288. [2022-03-01 16:43:06,857 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) [2022-03-01 16:43:06,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6288 states to 6288 states and 17274 transitions. [2022-03-01 16:43:06,868 INFO L78 Accepts]: Start accepts. Automaton has 6288 states and 17274 transitions. Word has length 98 [2022-03-01 16:43:06,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:06,868 INFO L470 AbstractCegarLoop]: Abstraction has 6288 states and 17274 transitions. [2022-03-01 16:43:06,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:06,868 INFO L276 IsEmpty]: Start isEmpty. Operand 6288 states and 17274 transitions. [2022-03-01 16:43:06,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:43:06,873 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:06,873 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:06,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-03-01 16:43:06,873 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)] === [2022-03-01 16:43:06,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:06,873 INFO L85 PathProgramCache]: Analyzing trace with hash -879124343, now seen corresponding path program 66 times [2022-03-01 16:43:06,874 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:06,874 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019234644] [2022-03-01 16:43:06,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:06,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:06,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:07,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:07,332 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:07,332 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019234644] [2022-03-01 16:43:07,332 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019234644] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:07,333 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:07,333 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:07,333 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994869652] [2022-03-01 16:43:07,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:07,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:07,333 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:07,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:07,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:07,333 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) [2022-03-01 16:43:08,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:08,993 INFO L93 Difference]: Finished difference Result 7834 states and 20963 transitions. [2022-03-01 16:43:08,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:08,994 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:43:08,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:09,005 INFO L225 Difference]: With dead ends: 7834 [2022-03-01 16:43:09,005 INFO L226 Difference]: Without dead ends: 7834 [2022-03-01 16:43:09,006 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:09,006 INFO L933 BasicCegarLoop]: 346 mSDtfsCounter, 958 mSDsluCounter, 1958 mSDsCounter, 0 mSdLazyCounter, 1783 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 958 SdHoareTripleChecker+Valid, 2273 SdHoareTripleChecker+Invalid, 1934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:09,006 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [958 Valid, 2273 Invalid, 1934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1783 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:43:09,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7834 states. [2022-03-01 16:43:09,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7834 to 6218. [2022-03-01 16:43:09,078 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) [2022-03-01 16:43:09,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6218 states to 6218 states and 17069 transitions. [2022-03-01 16:43:09,089 INFO L78 Accepts]: Start accepts. Automaton has 6218 states and 17069 transitions. Word has length 98 [2022-03-01 16:43:09,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:09,089 INFO L470 AbstractCegarLoop]: Abstraction has 6218 states and 17069 transitions. [2022-03-01 16:43:09,089 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:09,089 INFO L276 IsEmpty]: Start isEmpty. Operand 6218 states and 17069 transitions. [2022-03-01 16:43:09,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:43:09,093 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:09,094 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:09,094 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-03-01 16:43:09,094 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)] === [2022-03-01 16:43:09,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:09,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1641352669, now seen corresponding path program 67 times [2022-03-01 16:43:09,094 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:09,094 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313153073] [2022-03-01 16:43:09,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:09,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:09,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:09,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:09,613 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:09,613 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313153073] [2022-03-01 16:43:09,613 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313153073] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:09,613 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:09,613 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:09,613 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910280981] [2022-03-01 16:43:09,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:09,614 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:09,614 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:09,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:09,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:09,614 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) [2022-03-01 16:43:11,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:11,142 INFO L93 Difference]: Finished difference Result 7697 states and 20586 transitions. [2022-03-01 16:43:11,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:11,142 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:43:11,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:11,153 INFO L225 Difference]: With dead ends: 7697 [2022-03-01 16:43:11,153 INFO L226 Difference]: Without dead ends: 7697 [2022-03-01 16:43:11,154 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:11,154 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1131 mSDsluCounter, 1608 mSDsCounter, 0 mSdLazyCounter, 1528 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1131 SdHoareTripleChecker+Valid, 1921 SdHoareTripleChecker+Invalid, 1695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 1528 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:11,154 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1131 Valid, 1921 Invalid, 1695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 1528 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:43:11,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7697 states. [2022-03-01 16:43:11,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7697 to 6222. [2022-03-01 16:43:11,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6222 states, 6218 states have (on average 2.747024766806047) internal successors, (17081), 6221 states have internal predecessors, (17081), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:11,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6222 states to 6222 states and 17081 transitions. [2022-03-01 16:43:11,242 INFO L78 Accepts]: Start accepts. Automaton has 6222 states and 17081 transitions. Word has length 98 [2022-03-01 16:43:11,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:11,242 INFO L470 AbstractCegarLoop]: Abstraction has 6222 states and 17081 transitions. [2022-03-01 16:43:11,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:11,242 INFO L276 IsEmpty]: Start isEmpty. Operand 6222 states and 17081 transitions. [2022-03-01 16:43:11,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:43:11,247 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:11,247 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:11,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-03-01 16:43:11,247 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)] === [2022-03-01 16:43:11,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:11,247 INFO L85 PathProgramCache]: Analyzing trace with hash 486027165, now seen corresponding path program 68 times [2022-03-01 16:43:11,247 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:11,247 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282634618] [2022-03-01 16:43:11,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:11,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:11,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:11,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:11,615 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:11,615 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282634618] [2022-03-01 16:43:11,616 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282634618] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:11,616 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:11,616 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:11,616 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20327937] [2022-03-01 16:43:11,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:11,616 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:11,616 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:11,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:11,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:11,616 INFO L87 Difference]: Start difference. First operand 6222 states and 17081 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:13,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:13,081 INFO L93 Difference]: Finished difference Result 7515 states and 20053 transitions. [2022-03-01 16:43:13,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:43:13,082 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:43:13,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:13,093 INFO L225 Difference]: With dead ends: 7515 [2022-03-01 16:43:13,093 INFO L226 Difference]: Without dead ends: 7515 [2022-03-01 16:43:13,093 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:43:13,094 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1249 mSDsluCounter, 1900 mSDsCounter, 0 mSdLazyCounter, 1714 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1249 SdHoareTripleChecker+Valid, 2197 SdHoareTripleChecker+Invalid, 1870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 1714 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:13,094 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1249 Valid, 2197 Invalid, 1870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 1714 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:43:13,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7515 states. [2022-03-01 16:43:13,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7515 to 6212. [2022-03-01 16:43:13,168 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) [2022-03-01 16:43:13,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6212 states to 6212 states and 17052 transitions. [2022-03-01 16:43:13,179 INFO L78 Accepts]: Start accepts. Automaton has 6212 states and 17052 transitions. Word has length 98 [2022-03-01 16:43:13,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:13,179 INFO L470 AbstractCegarLoop]: Abstraction has 6212 states and 17052 transitions. [2022-03-01 16:43:13,179 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:13,179 INFO L276 IsEmpty]: Start isEmpty. Operand 6212 states and 17052 transitions. [2022-03-01 16:43:13,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:43:13,183 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:13,184 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:13,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2022-03-01 16:43:13,184 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)] === [2022-03-01 16:43:13,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:13,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1538841105, now seen corresponding path program 69 times [2022-03-01 16:43:13,184 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:13,184 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805916793] [2022-03-01 16:43:13,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:13,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:13,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:13,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:13,644 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:13,645 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805916793] [2022-03-01 16:43:13,645 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805916793] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:13,645 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:13,645 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:13,645 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52923933] [2022-03-01 16:43:13,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:13,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:13,645 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:13,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:13,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:13,645 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) [2022-03-01 16:43:15,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:15,050 INFO L93 Difference]: Finished difference Result 7655 states and 20463 transitions. [2022-03-01 16:43:15,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:15,051 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-01 16:43:15,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:15,062 INFO L225 Difference]: With dead ends: 7655 [2022-03-01 16:43:15,062 INFO L226 Difference]: Without dead ends: 7655 [2022-03-01 16:43:15,063 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:15,063 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 1111 mSDsluCounter, 1523 mSDsCounter, 0 mSdLazyCounter, 1467 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1111 SdHoareTripleChecker+Valid, 1840 SdHoareTripleChecker+Invalid, 1630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 1467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:15,063 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1111 Valid, 1840 Invalid, 1630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 1467 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:43:15,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7655 states. [2022-03-01 16:43:15,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7655 to 6184. [2022-03-01 16:43:15,141 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) [2022-03-01 16:43:15,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6184 states to 6184 states and 16970 transitions. [2022-03-01 16:43:15,152 INFO L78 Accepts]: Start accepts. Automaton has 6184 states and 16970 transitions. Word has length 98 [2022-03-01 16:43:15,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:15,152 INFO L470 AbstractCegarLoop]: Abstraction has 6184 states and 16970 transitions. [2022-03-01 16:43:15,152 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:15,152 INFO L276 IsEmpty]: Start isEmpty. Operand 6184 states and 16970 transitions. [2022-03-01 16:43:15,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:43:15,157 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:15,157 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:15,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2022-03-01 16:43:15,157 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)] === [2022-03-01 16:43:15,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:15,158 INFO L85 PathProgramCache]: Analyzing trace with hash -1551324177, now seen corresponding path program 70 times [2022-03-01 16:43:15,158 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:15,158 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936345656] [2022-03-01 16:43:15,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:15,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:15,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:15,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:15,730 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:15,730 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936345656] [2022-03-01 16:43:15,730 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936345656] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:15,730 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:15,730 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:15,730 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700861866] [2022-03-01 16:43:15,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:15,730 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:15,730 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:15,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:15,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:15,731 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) [2022-03-01 16:43:17,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:17,118 INFO L93 Difference]: Finished difference Result 7318 states and 19543 transitions. [2022-03-01 16:43:17,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:17,118 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 [2022-03-01 16:43:17,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:17,129 INFO L225 Difference]: With dead ends: 7318 [2022-03-01 16:43:17,129 INFO L226 Difference]: Without dead ends: 7318 [2022-03-01 16:43:17,129 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:17,130 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1117 mSDsluCounter, 1496 mSDsCounter, 0 mSdLazyCounter, 1472 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1117 SdHoareTripleChecker+Valid, 1808 SdHoareTripleChecker+Invalid, 1640 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 1472 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:17,130 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1117 Valid, 1808 Invalid, 1640 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 1472 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:43:17,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7318 states. [2022-03-01 16:43:17,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7318 to 5904. [2022-03-01 16:43:17,206 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) [2022-03-01 16:43:17,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 5904 states and 16146 transitions. [2022-03-01 16:43:17,216 INFO L78 Accepts]: Start accepts. Automaton has 5904 states and 16146 transitions. Word has length 98 [2022-03-01 16:43:17,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:17,216 INFO L470 AbstractCegarLoop]: Abstraction has 5904 states and 16146 transitions. [2022-03-01 16:43:17,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:17,217 INFO L276 IsEmpty]: Start isEmpty. Operand 5904 states and 16146 transitions. [2022-03-01 16:43:17,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:17,221 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:17,221 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] [2022-03-01 16:43:17,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2022-03-01 16:43:17,222 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)] === [2022-03-01 16:43:17,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:17,222 INFO L85 PathProgramCache]: Analyzing trace with hash 297934565, now seen corresponding path program 1 times [2022-03-01 16:43:17,222 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:17,222 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560882626] [2022-03-01 16:43:17,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:17,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:17,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:17,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:17,929 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:17,929 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560882626] [2022-03-01 16:43:17,929 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560882626] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:17,929 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:17,929 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:17,929 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851599774] [2022-03-01 16:43:17,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:17,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:17,929 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:17,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:17,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:17,930 INFO L87 Difference]: Start difference. First operand 5904 states and 16146 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:19,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:19,366 INFO L93 Difference]: Finished difference Result 7232 states and 19161 transitions. [2022-03-01 16:43:19,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:19,367 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:43:19,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:19,377 INFO L225 Difference]: With dead ends: 7232 [2022-03-01 16:43:19,377 INFO L226 Difference]: Without dead ends: 7232 [2022-03-01 16:43:19,378 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:19,378 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1702 mSDsluCounter, 1719 mSDsCounter, 0 mSdLazyCounter, 1331 mSolverCounterSat, 255 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1702 SdHoareTripleChecker+Valid, 2001 SdHoareTripleChecker+Invalid, 1586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 255 IncrementalHoareTripleChecker+Valid, 1331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:19,378 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1702 Valid, 2001 Invalid, 1586 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [255 Valid, 1331 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:43:19,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7232 states. [2022-03-01 16:43:19,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7232 to 6228. [2022-03-01 16:43:19,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6228 states, 6224 states have (on average 2.7429305912596402) internal successors, (17072), 6227 states have internal predecessors, (17072), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:19,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6228 states to 6228 states and 17072 transitions. [2022-03-01 16:43:19,460 INFO L78 Accepts]: Start accepts. Automaton has 6228 states and 17072 transitions. Word has length 100 [2022-03-01 16:43:19,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:19,460 INFO L470 AbstractCegarLoop]: Abstraction has 6228 states and 17072 transitions. [2022-03-01 16:43:19,461 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:19,461 INFO L276 IsEmpty]: Start isEmpty. Operand 6228 states and 17072 transitions. [2022-03-01 16:43:19,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:19,465 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:19,465 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:19,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2022-03-01 16:43:19,465 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)] === [2022-03-01 16:43:19,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:19,466 INFO L85 PathProgramCache]: Analyzing trace with hash 1327385421, now seen corresponding path program 2 times [2022-03-01 16:43:19,466 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:19,466 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959758826] [2022-03-01 16:43:19,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:19,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:19,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:20,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:20,460 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:20,461 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959758826] [2022-03-01 16:43:20,461 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959758826] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:20,461 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:20,461 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:20,461 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328385745] [2022-03-01 16:43:20,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:20,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:20,461 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:20,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:20,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:20,461 INFO L87 Difference]: Start difference. First operand 6228 states and 17072 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:22,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:22,117 INFO L93 Difference]: Finished difference Result 7220 states and 19145 transitions. [2022-03-01 16:43:22,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:22,117 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:43:22,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:22,128 INFO L225 Difference]: With dead ends: 7220 [2022-03-01 16:43:22,128 INFO L226 Difference]: Without dead ends: 7220 [2022-03-01 16:43:22,128 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:22,129 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1848 mSDsluCounter, 2130 mSDsCounter, 0 mSdLazyCounter, 1611 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1848 SdHoareTripleChecker+Valid, 2408 SdHoareTripleChecker+Invalid, 1791 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 1611 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:22,129 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1848 Valid, 2408 Invalid, 1791 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 1611 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:43:22,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7220 states. [2022-03-01 16:43:22,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7220 to 6270. [2022-03-01 16:43:22,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6270 states, 6266 states have (on average 2.7441749122247048) internal successors, (17195), 6269 states have internal predecessors, (17195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:22,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6270 states to 6270 states and 17195 transitions. [2022-03-01 16:43:22,216 INFO L78 Accepts]: Start accepts. Automaton has 6270 states and 17195 transitions. Word has length 100 [2022-03-01 16:43:22,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:22,216 INFO L470 AbstractCegarLoop]: Abstraction has 6270 states and 17195 transitions. [2022-03-01 16:43:22,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:22,216 INFO L276 IsEmpty]: Start isEmpty. Operand 6270 states and 17195 transitions. [2022-03-01 16:43:22,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:22,221 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:22,221 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] [2022-03-01 16:43:22,221 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2022-03-01 16:43:22,221 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)] === [2022-03-01 16:43:22,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:22,222 INFO L85 PathProgramCache]: Analyzing trace with hash 1303313301, now seen corresponding path program 3 times [2022-03-01 16:43:22,222 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:22,222 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955812498] [2022-03-01 16:43:22,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:22,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:22,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:23,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:23,505 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:23,506 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955812498] [2022-03-01 16:43:23,506 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955812498] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:23,506 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:23,506 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:23,506 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254131216] [2022-03-01 16:43:23,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:23,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:23,506 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:23,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:23,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:23,506 INFO L87 Difference]: Start difference. First operand 6270 states and 17195 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:24,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:24,756 INFO L93 Difference]: Finished difference Result 6687 states and 18015 transitions. [2022-03-01 16:43:24,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:24,756 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:43:24,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:24,766 INFO L225 Difference]: With dead ends: 6687 [2022-03-01 16:43:24,766 INFO L226 Difference]: Without dead ends: 6687 [2022-03-01 16:43:24,766 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:24,766 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1710 mSDsluCounter, 1414 mSDsCounter, 0 mSdLazyCounter, 1115 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1710 SdHoareTripleChecker+Valid, 1699 SdHoareTripleChecker+Invalid, 1293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:24,766 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1710 Valid, 1699 Invalid, 1293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1115 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:43:24,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6687 states. [2022-03-01 16:43:24,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6687 to 6312. [2022-03-01 16:43:24,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6312 states, 6308 states have (on average 2.7454026632847177) internal successors, (17318), 6311 states have internal predecessors, (17318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:24,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6312 states to 6312 states and 17318 transitions. [2022-03-01 16:43:24,849 INFO L78 Accepts]: Start accepts. Automaton has 6312 states and 17318 transitions. Word has length 100 [2022-03-01 16:43:24,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:24,849 INFO L470 AbstractCegarLoop]: Abstraction has 6312 states and 17318 transitions. [2022-03-01 16:43:24,850 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:24,850 INFO L276 IsEmpty]: Start isEmpty. Operand 6312 states and 17318 transitions. [2022-03-01 16:43:24,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:24,855 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:24,855 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:24,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2022-03-01 16:43:24,855 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)] === [2022-03-01 16:43:24,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:24,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1425713979, now seen corresponding path program 4 times [2022-03-01 16:43:24,855 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:24,855 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437110221] [2022-03-01 16:43:24,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:24,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:25,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:25,387 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:25,387 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437110221] [2022-03-01 16:43:25,387 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437110221] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:25,387 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:25,387 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:25,387 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750303] [2022-03-01 16:43:25,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:25,387 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:25,387 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:25,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:25,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:25,388 INFO L87 Difference]: Start difference. First operand 6312 states and 17318 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:26,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:26,758 INFO L93 Difference]: Finished difference Result 8337 states and 21791 transitions. [2022-03-01 16:43:26,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:43:26,758 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:43:26,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:26,769 INFO L225 Difference]: With dead ends: 8337 [2022-03-01 16:43:26,769 INFO L226 Difference]: Without dead ends: 8337 [2022-03-01 16:43:26,769 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:43:26,770 INFO L933 BasicCegarLoop]: 450 mSDtfsCounter, 1902 mSDsluCounter, 1552 mSDsCounter, 0 mSdLazyCounter, 1351 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1902 SdHoareTripleChecker+Valid, 1950 SdHoareTripleChecker+Invalid, 1619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 1351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:26,770 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1902 Valid, 1950 Invalid, 1619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 1351 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:43:26,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8337 states. [2022-03-01 16:43:26,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8337 to 6382. [2022-03-01 16:43:26,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6382 states, 6378 states have (on average 2.7474129821260584) internal successors, (17523), 6381 states have internal predecessors, (17523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:26,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6382 states to 6382 states and 17523 transitions. [2022-03-01 16:43:26,847 INFO L78 Accepts]: Start accepts. Automaton has 6382 states and 17523 transitions. Word has length 100 [2022-03-01 16:43:26,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:26,847 INFO L470 AbstractCegarLoop]: Abstraction has 6382 states and 17523 transitions. [2022-03-01 16:43:26,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:26,847 INFO L276 IsEmpty]: Start isEmpty. Operand 6382 states and 17523 transitions. [2022-03-01 16:43:26,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:26,851 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:26,851 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:26,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2022-03-01 16:43:26,851 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)] === [2022-03-01 16:43:26,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:26,852 INFO L85 PathProgramCache]: Analyzing trace with hash -1839802461, now seen corresponding path program 5 times [2022-03-01 16:43:26,852 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:26,852 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312163400] [2022-03-01 16:43:26,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:26,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:26,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:27,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:27,589 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:27,589 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312163400] [2022-03-01 16:43:27,589 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312163400] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:27,589 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:27,589 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:27,589 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890480347] [2022-03-01 16:43:27,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:27,590 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:27,590 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:27,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:27,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:27,590 INFO L87 Difference]: Start difference. First operand 6382 states and 17523 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:29,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:29,187 INFO L93 Difference]: Finished difference Result 8421 states and 22023 transitions. [2022-03-01 16:43:29,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:43:29,187 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:43:29,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:29,200 INFO L225 Difference]: With dead ends: 8421 [2022-03-01 16:43:29,200 INFO L226 Difference]: Without dead ends: 8421 [2022-03-01 16:43:29,200 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=373, Invalid=817, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:43:29,201 INFO L933 BasicCegarLoop]: 450 mSDtfsCounter, 1658 mSDsluCounter, 1816 mSDsCounter, 0 mSdLazyCounter, 1542 mSolverCounterSat, 293 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1658 SdHoareTripleChecker+Valid, 2213 SdHoareTripleChecker+Invalid, 1835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 293 IncrementalHoareTripleChecker+Valid, 1542 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:29,201 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1658 Valid, 2213 Invalid, 1835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [293 Valid, 1542 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:43:29,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8421 states. [2022-03-01 16:43:29,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8421 to 6438. [2022-03-01 16:43:29,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6438 states, 6434 states have (on average 2.748989741995648) internal successors, (17687), 6437 states have internal predecessors, (17687), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:29,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6438 states to 6438 states and 17687 transitions. [2022-03-01 16:43:29,314 INFO L78 Accepts]: Start accepts. Automaton has 6438 states and 17687 transitions. Word has length 100 [2022-03-01 16:43:29,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:29,314 INFO L470 AbstractCegarLoop]: Abstraction has 6438 states and 17687 transitions. [2022-03-01 16:43:29,314 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:29,314 INFO L276 IsEmpty]: Start isEmpty. Operand 6438 states and 17687 transitions. [2022-03-01 16:43:29,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:29,320 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:29,320 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:29,320 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2022-03-01 16:43:29,320 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)] === [2022-03-01 16:43:29,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:29,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1863874581, now seen corresponding path program 6 times [2022-03-01 16:43:29,320 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:29,320 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550490642] [2022-03-01 16:43:29,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:29,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:29,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:30,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:30,428 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:30,428 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550490642] [2022-03-01 16:43:30,428 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550490642] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:30,428 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:30,428 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:30,428 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056291215] [2022-03-01 16:43:30,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:30,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:30,428 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:30,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:30,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:30,429 INFO L87 Difference]: Start difference. First operand 6438 states and 17687 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:32,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:32,021 INFO L93 Difference]: Finished difference Result 8280 states and 21985 transitions. [2022-03-01 16:43:32,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:32,022 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:43:32,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:32,035 INFO L225 Difference]: With dead ends: 8280 [2022-03-01 16:43:32,035 INFO L226 Difference]: Without dead ends: 8280 [2022-03-01 16:43:32,035 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:32,035 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1365 mSDsluCounter, 1917 mSDsCounter, 0 mSdLazyCounter, 1579 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1365 SdHoareTripleChecker+Valid, 2253 SdHoareTripleChecker+Invalid, 1722 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1579 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:32,035 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1365 Valid, 2253 Invalid, 1722 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1579 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:43:32,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8280 states. [2022-03-01 16:43:32,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8280 to 6396. [2022-03-01 16:43:32,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6396 states, 6392 states have (on average 2.7478097622027535) internal successors, (17564), 6395 states have internal predecessors, (17564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:32,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6396 states to 6396 states and 17564 transitions. [2022-03-01 16:43:32,184 INFO L78 Accepts]: Start accepts. Automaton has 6396 states and 17564 transitions. Word has length 100 [2022-03-01 16:43:32,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:32,185 INFO L470 AbstractCegarLoop]: Abstraction has 6396 states and 17564 transitions. [2022-03-01 16:43:32,185 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:32,185 INFO L276 IsEmpty]: Start isEmpty. Operand 6396 states and 17564 transitions. [2022-03-01 16:43:32,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:32,190 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:32,190 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:32,190 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2022-03-01 16:43:32,190 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)] === [2022-03-01 16:43:32,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:32,193 INFO L85 PathProgramCache]: Analyzing trace with hash -617318405, now seen corresponding path program 7 times [2022-03-01 16:43:32,193 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:32,193 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883687299] [2022-03-01 16:43:32,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:32,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:32,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:32,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:32,891 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:32,891 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883687299] [2022-03-01 16:43:32,892 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883687299] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:32,892 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:32,892 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:32,892 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922093158] [2022-03-01 16:43:32,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:32,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:32,892 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:32,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:32,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:32,892 INFO L87 Difference]: Start difference. First operand 6396 states and 17564 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:34,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:34,228 INFO L93 Difference]: Finished difference Result 7594 states and 20074 transitions. [2022-03-01 16:43:34,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:43:34,229 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:43:34,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:34,240 INFO L225 Difference]: With dead ends: 7594 [2022-03-01 16:43:34,240 INFO L226 Difference]: Without dead ends: 7594 [2022-03-01 16:43:34,240 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:43:34,240 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 1456 mSDsluCounter, 1802 mSDsCounter, 0 mSdLazyCounter, 1418 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1456 SdHoareTripleChecker+Valid, 2142 SdHoareTripleChecker+Invalid, 1526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:34,241 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1456 Valid, 2142 Invalid, 1526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1418 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:43:34,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7594 states. [2022-03-01 16:43:34,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7594 to 6410. [2022-03-01 16:43:34,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6410 states, 6406 states have (on average 2.748204807992507) internal successors, (17605), 6409 states have internal predecessors, (17605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:34,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6410 states to 6410 states and 17605 transitions. [2022-03-01 16:43:34,330 INFO L78 Accepts]: Start accepts. Automaton has 6410 states and 17605 transitions. Word has length 100 [2022-03-01 16:43:34,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:34,330 INFO L470 AbstractCegarLoop]: Abstraction has 6410 states and 17605 transitions. [2022-03-01 16:43:34,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:34,330 INFO L276 IsEmpty]: Start isEmpty. Operand 6410 states and 17605 transitions. [2022-03-01 16:43:34,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:34,335 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:34,335 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:34,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2022-03-01 16:43:34,335 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)] === [2022-03-01 16:43:34,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:34,336 INFO L85 PathProgramCache]: Analyzing trace with hash 1019558799, now seen corresponding path program 8 times [2022-03-01 16:43:34,336 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:34,336 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160316281] [2022-03-01 16:43:34,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:34,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:34,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:35,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:35,155 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:35,155 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160316281] [2022-03-01 16:43:35,155 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160316281] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:35,155 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:35,155 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:35,155 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639834958] [2022-03-01 16:43:35,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:35,155 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:35,155 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:35,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:35,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:35,156 INFO L87 Difference]: Start difference. First operand 6410 states and 17605 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:36,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:36,638 INFO L93 Difference]: Finished difference Result 7804 states and 20661 transitions. [2022-03-01 16:43:36,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:36,638 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:43:36,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:36,649 INFO L225 Difference]: With dead ends: 7804 [2022-03-01 16:43:36,649 INFO L226 Difference]: Without dead ends: 7804 [2022-03-01 16:43:36,650 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:36,650 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 1440 mSDsluCounter, 1468 mSDsCounter, 0 mSdLazyCounter, 1317 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1440 SdHoareTripleChecker+Valid, 1819 SdHoareTripleChecker+Invalid, 1487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1317 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:36,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1440 Valid, 1819 Invalid, 1487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1317 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:43:36,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7804 states. [2022-03-01 16:43:36,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7804 to 6368. [2022-03-01 16:43:36,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6368 states, 6364 states have (on average 2.7470144563167818) internal successors, (17482), 6367 states have internal predecessors, (17482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:36,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6368 states to 6368 states and 17482 transitions. [2022-03-01 16:43:36,742 INFO L78 Accepts]: Start accepts. Automaton has 6368 states and 17482 transitions. Word has length 100 [2022-03-01 16:43:36,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:36,742 INFO L470 AbstractCegarLoop]: Abstraction has 6368 states and 17482 transitions. [2022-03-01 16:43:36,742 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:36,742 INFO L276 IsEmpty]: Start isEmpty. Operand 6368 states and 17482 transitions. [2022-03-01 16:43:36,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:36,747 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:36,748 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, 1, 1] [2022-03-01 16:43:36,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2022-03-01 16:43:36,748 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)] === [2022-03-01 16:43:36,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:36,748 INFO L85 PathProgramCache]: Analyzing trace with hash -135337235, now seen corresponding path program 9 times [2022-03-01 16:43:36,748 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:36,748 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652638790] [2022-03-01 16:43:36,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:36,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:37,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:37,414 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:37,414 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652638790] [2022-03-01 16:43:37,415 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652638790] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:37,415 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:37,415 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:37,415 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759214213] [2022-03-01 16:43:37,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:37,415 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:37,415 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:37,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:37,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:37,415 INFO L87 Difference]: Start difference. First operand 6368 states and 17482 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:39,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:39,231 INFO L93 Difference]: Finished difference Result 8841 states and 23183 transitions. [2022-03-01 16:43:39,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:43:39,231 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 [2022-03-01 16:43:39,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:39,245 INFO L225 Difference]: With dead ends: 8841 [2022-03-01 16:43:39,245 INFO L226 Difference]: Without dead ends: 8841 [2022-03-01 16:43:39,246 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=402, Invalid=858, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:43:39,246 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 1810 mSDsluCounter, 2106 mSDsCounter, 0 mSdLazyCounter, 1813 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1810 SdHoareTripleChecker+Valid, 2513 SdHoareTripleChecker+Invalid, 2026 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 1813 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:39,246 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1810 Valid, 2513 Invalid, 2026 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 1813 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:43:39,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8841 states. [2022-03-01 16:43:39,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8841 to 6452. [2022-03-01 16:43:39,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6452 states, 6448 states have (on average 2.7493796526054592) internal successors, (17728), 6451 states have internal predecessors, (17728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:39,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6452 states to 6452 states and 17728 transitions. [2022-03-01 16:43:39,343 INFO L78 Accepts]: Start accepts. Automaton has 6452 states and 17728 transitions. Word has length 100 [2022-03-01 16:43:39,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:39,343 INFO L470 AbstractCegarLoop]: Abstraction has 6452 states and 17728 transitions. [2022-03-01 16:43:39,344 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:39,344 INFO L276 IsEmpty]: Start isEmpty. Operand 6452 states and 17728 transitions. [2022-03-01 16:43:39,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:39,349 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:39,349 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:39,349 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2022-03-01 16:43:39,349 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)] === [2022-03-01 16:43:39,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:39,349 INFO L85 PathProgramCache]: Analyzing trace with hash 894113621, now seen corresponding path program 10 times [2022-03-01 16:43:39,349 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:39,349 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453939064] [2022-03-01 16:43:39,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:39,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:39,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:40,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:40,278 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:40,278 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453939064] [2022-03-01 16:43:40,278 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453939064] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:40,279 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:40,279 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:40,279 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648317264] [2022-03-01 16:43:40,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:40,279 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:40,279 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:40,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:40,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:40,279 INFO L87 Difference]: Start difference. First operand 6452 states and 17728 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:41,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:41,783 INFO L93 Difference]: Finished difference Result 8757 states and 22951 transitions. [2022-03-01 16:43:41,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:41,783 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:43:41,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:41,793 INFO L225 Difference]: With dead ends: 8757 [2022-03-01 16:43:41,794 INFO L226 Difference]: Without dead ends: 8757 [2022-03-01 16:43:41,794 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:41,794 INFO L933 BasicCegarLoop]: 428 mSDtfsCounter, 1971 mSDsluCounter, 1256 mSDsCounter, 0 mSdLazyCounter, 1220 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1971 SdHoareTripleChecker+Valid, 1633 SdHoareTripleChecker+Invalid, 1503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 1220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:41,794 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1971 Valid, 1633 Invalid, 1503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 1220 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:43:41,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8757 states. [2022-03-01 16:43:41,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8757 to 6494. [2022-03-01 16:43:41,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6494 states, 6490 states have (on average 2.7505392912172573) internal successors, (17851), 6493 states have internal predecessors, (17851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:41,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6494 states to 6494 states and 17851 transitions. [2022-03-01 16:43:41,884 INFO L78 Accepts]: Start accepts. Automaton has 6494 states and 17851 transitions. Word has length 100 [2022-03-01 16:43:41,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:41,884 INFO L470 AbstractCegarLoop]: Abstraction has 6494 states and 17851 transitions. [2022-03-01 16:43:41,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:41,885 INFO L276 IsEmpty]: Start isEmpty. Operand 6494 states and 17851 transitions. [2022-03-01 16:43:41,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:41,890 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:41,890 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:41,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2022-03-01 16:43:41,890 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)] === [2022-03-01 16:43:41,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:41,890 INFO L85 PathProgramCache]: Analyzing trace with hash 870041501, now seen corresponding path program 11 times [2022-03-01 16:43:41,890 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:41,890 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951901524] [2022-03-01 16:43:41,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:41,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:41,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:42,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:42,929 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:42,929 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951901524] [2022-03-01 16:43:42,929 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951901524] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:42,929 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:42,929 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:42,929 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659562139] [2022-03-01 16:43:42,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:42,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:42,929 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:42,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:42,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:42,929 INFO L87 Difference]: Start difference. First operand 6494 states and 17851 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:44,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:44,698 INFO L93 Difference]: Finished difference Result 8224 states and 21821 transitions. [2022-03-01 16:43:44,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:44,698 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:43:44,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:44,710 INFO L225 Difference]: With dead ends: 8224 [2022-03-01 16:43:44,710 INFO L226 Difference]: Without dead ends: 8224 [2022-03-01 16:43:44,711 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:44,711 INFO L933 BasicCegarLoop]: 395 mSDtfsCounter, 1541 mSDsluCounter, 1897 mSDsCounter, 0 mSdLazyCounter, 1648 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1541 SdHoareTripleChecker+Valid, 2237 SdHoareTripleChecker+Invalid, 1804 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 1648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:44,711 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1541 Valid, 2237 Invalid, 1804 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 1648 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:43:44,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8224 states. [2022-03-01 16:43:44,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8224 to 6368. [2022-03-01 16:43:44,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6368 states, 6364 states have (on average 2.7470144563167818) internal successors, (17482), 6367 states have internal predecessors, (17482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:44,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6368 states to 6368 states and 17482 transitions. [2022-03-01 16:43:44,802 INFO L78 Accepts]: Start accepts. Automaton has 6368 states and 17482 transitions. Word has length 100 [2022-03-01 16:43:44,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:44,802 INFO L470 AbstractCegarLoop]: Abstraction has 6368 states and 17482 transitions. [2022-03-01 16:43:44,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:44,803 INFO L276 IsEmpty]: Start isEmpty. Operand 6368 states and 17482 transitions. [2022-03-01 16:43:44,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:44,808 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:44,808 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:44,808 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2022-03-01 16:43:44,808 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)] === [2022-03-01 16:43:44,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:44,808 INFO L85 PathProgramCache]: Analyzing trace with hash 1942916533, now seen corresponding path program 12 times [2022-03-01 16:43:44,808 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:44,808 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2629347] [2022-03-01 16:43:44,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:44,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:44,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:45,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:45,355 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:45,355 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2629347] [2022-03-01 16:43:45,355 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2629347] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:45,355 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:45,355 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:45,355 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505331760] [2022-03-01 16:43:45,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:45,355 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:45,355 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:45,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:45,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:45,355 INFO L87 Difference]: Start difference. First operand 6368 states and 17482 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:46,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:46,764 INFO L93 Difference]: Finished difference Result 8561 states and 22433 transitions. [2022-03-01 16:43:46,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:43:46,764 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:43:46,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:46,778 INFO L225 Difference]: With dead ends: 8561 [2022-03-01 16:43:46,778 INFO L226 Difference]: Without dead ends: 8561 [2022-03-01 16:43:46,778 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=416, Invalid=844, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:43:46,779 INFO L933 BasicCegarLoop]: 440 mSDtfsCounter, 1936 mSDsluCounter, 1238 mSDsCounter, 0 mSdLazyCounter, 1184 mSolverCounterSat, 344 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1936 SdHoareTripleChecker+Valid, 1646 SdHoareTripleChecker+Invalid, 1528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 344 IncrementalHoareTripleChecker+Valid, 1184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:46,779 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1936 Valid, 1646 Invalid, 1528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [344 Valid, 1184 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:43:46,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8561 states. [2022-03-01 16:43:46,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8561 to 6480. [2022-03-01 16:43:46,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6480 states, 6476 states have (on average 2.750154416306362) internal successors, (17810), 6479 states have internal predecessors, (17810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:46,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6480 states to 6480 states and 17810 transitions. [2022-03-01 16:43:46,882 INFO L78 Accepts]: Start accepts. Automaton has 6480 states and 17810 transitions. Word has length 100 [2022-03-01 16:43:46,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:46,882 INFO L470 AbstractCegarLoop]: Abstraction has 6480 states and 17810 transitions. [2022-03-01 16:43:46,882 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) [2022-03-01 16:43:46,882 INFO L276 IsEmpty]: Start isEmpty. Operand 6480 states and 17810 transitions. [2022-03-01 16:43:46,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:46,888 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:46,888 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] [2022-03-01 16:43:46,888 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2022-03-01 16:43:46,888 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)] === [2022-03-01 16:43:46,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:46,888 INFO L85 PathProgramCache]: Analyzing trace with hash -1322599907, now seen corresponding path program 13 times [2022-03-01 16:43:46,888 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:46,888 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453825611] [2022-03-01 16:43:46,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:46,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:46,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:47,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:47,700 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:47,700 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453825611] [2022-03-01 16:43:47,700 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453825611] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:47,700 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:47,700 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:47,700 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720975509] [2022-03-01 16:43:47,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:47,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:47,700 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:47,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:47,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:47,701 INFO L87 Difference]: Start difference. First operand 6480 states and 17810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:49,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:49,551 INFO L93 Difference]: Finished difference Result 8645 states and 22665 transitions. [2022-03-01 16:43:49,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:43:49,551 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:43:49,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:49,566 INFO L225 Difference]: With dead ends: 8645 [2022-03-01 16:43:49,566 INFO L226 Difference]: Without dead ends: 8645 [2022-03-01 16:43:49,566 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=404, Invalid=856, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:43:49,566 INFO L933 BasicCegarLoop]: 440 mSDtfsCounter, 1639 mSDsluCounter, 1909 mSDsCounter, 0 mSdLazyCounter, 1707 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1639 SdHoareTripleChecker+Valid, 2312 SdHoareTripleChecker+Invalid, 1977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 1707 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:49,566 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1639 Valid, 2312 Invalid, 1977 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 1707 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:43:49,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8645 states. [2022-03-01 16:43:49,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8645 to 6564. [2022-03-01 16:43:49,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6564 states, 6560 states have (on average 2.752439024390244) internal successors, (18056), 6563 states have internal predecessors, (18056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:49,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6564 states to 6564 states and 18056 transitions. [2022-03-01 16:43:49,671 INFO L78 Accepts]: Start accepts. Automaton has 6564 states and 18056 transitions. Word has length 100 [2022-03-01 16:43:49,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:49,671 INFO L470 AbstractCegarLoop]: Abstraction has 6564 states and 18056 transitions. [2022-03-01 16:43:49,671 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) [2022-03-01 16:43:49,671 INFO L276 IsEmpty]: Start isEmpty. Operand 6564 states and 18056 transitions. [2022-03-01 16:43:49,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:49,677 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:49,678 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] [2022-03-01 16:43:49,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2022-03-01 16:43:49,679 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)] === [2022-03-01 16:43:49,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:49,679 INFO L85 PathProgramCache]: Analyzing trace with hash -1346672027, now seen corresponding path program 14 times [2022-03-01 16:43:49,679 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:49,679 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548451520] [2022-03-01 16:43:49,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:49,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:49,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:50,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:50,795 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:50,795 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548451520] [2022-03-01 16:43:50,795 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548451520] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:50,795 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:50,795 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:50,795 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983257990] [2022-03-01 16:43:50,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:50,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:50,795 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:50,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:50,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:50,796 INFO L87 Difference]: Start difference. First operand 6564 states and 18056 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:52,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:52,687 INFO L93 Difference]: Finished difference Result 8504 states and 22627 transitions. [2022-03-01 16:43:52,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:52,687 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:43:52,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:52,700 INFO L225 Difference]: With dead ends: 8504 [2022-03-01 16:43:52,700 INFO L226 Difference]: Without dead ends: 8504 [2022-03-01 16:43:52,700 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:52,700 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1351 mSDsluCounter, 2178 mSDsCounter, 0 mSdLazyCounter, 1809 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1351 SdHoareTripleChecker+Valid, 2519 SdHoareTripleChecker+Invalid, 2014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 1809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:52,701 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1351 Valid, 2519 Invalid, 2014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 1809 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:43:52,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8504 states. [2022-03-01 16:43:52,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8504 to 6522. [2022-03-01 16:43:52,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6522 states, 6518 states have (on average 2.7513040810064435) internal successors, (17933), 6521 states have internal predecessors, (17933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:52,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6522 states to 6522 states and 17933 transitions. [2022-03-01 16:43:52,798 INFO L78 Accepts]: Start accepts. Automaton has 6522 states and 17933 transitions. Word has length 100 [2022-03-01 16:43:52,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:52,798 INFO L470 AbstractCegarLoop]: Abstraction has 6522 states and 17933 transitions. [2022-03-01 16:43:52,798 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:52,798 INFO L276 IsEmpty]: Start isEmpty. Operand 6522 states and 17933 transitions. [2022-03-01 16:43:52,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:52,804 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:52,804 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:52,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2022-03-01 16:43:52,804 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)] === [2022-03-01 16:43:52,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:52,804 INFO L85 PathProgramCache]: Analyzing trace with hash -100115851, now seen corresponding path program 15 times [2022-03-01 16:43:52,804 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:52,805 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579283830] [2022-03-01 16:43:52,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:52,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:52,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:53,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:53,524 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:53,524 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579283830] [2022-03-01 16:43:53,524 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579283830] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:53,524 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:53,524 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:53,524 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402318505] [2022-03-01 16:43:53,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:53,525 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:53,525 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:53,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:53,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:53,525 INFO L87 Difference]: Start difference. First operand 6522 states and 17933 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:54,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:54,749 INFO L93 Difference]: Finished difference Result 8140 states and 21617 transitions. [2022-03-01 16:43:54,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:43:54,750 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 [2022-03-01 16:43:54,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:54,761 INFO L225 Difference]: With dead ends: 8140 [2022-03-01 16:43:54,761 INFO L226 Difference]: Without dead ends: 8140 [2022-03-01 16:43:54,761 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:43:54,762 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1563 mSDsluCounter, 1284 mSDsCounter, 0 mSdLazyCounter, 1115 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1563 SdHoareTripleChecker+Valid, 1628 SdHoareTripleChecker+Invalid, 1348 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 1115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:54,762 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1563 Valid, 1628 Invalid, 1348 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 1115 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:43:54,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8140 states. [2022-03-01 16:43:54,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8140 to 6536. [2022-03-01 16:43:54,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 6532 states have (on average 2.7516840171463564) internal successors, (17974), 6535 states have internal predecessors, (17974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:54,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 17974 transitions. [2022-03-01 16:43:54,844 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 17974 transitions. Word has length 100 [2022-03-01 16:43:54,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:54,845 INFO L470 AbstractCegarLoop]: Abstraction has 6536 states and 17974 transitions. [2022-03-01 16:43:54,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:54,845 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 17974 transitions. [2022-03-01 16:43:54,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:54,850 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:54,850 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:54,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2022-03-01 16:43:54,850 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)] === [2022-03-01 16:43:54,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:54,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1536761353, now seen corresponding path program 16 times [2022-03-01 16:43:54,850 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:54,850 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111672701] [2022-03-01 16:43:54,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:54,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:54,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:55,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:55,756 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:55,756 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111672701] [2022-03-01 16:43:55,756 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111672701] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:55,757 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:55,757 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:55,757 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625327832] [2022-03-01 16:43:55,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:55,757 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:55,757 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:55,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:55,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:55,757 INFO L87 Difference]: Start difference. First operand 6536 states and 17974 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:57,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:57,611 INFO L93 Difference]: Finished difference Result 8308 states and 22081 transitions. [2022-03-01 16:43:57,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:57,611 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:43:57,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:57,624 INFO L225 Difference]: With dead ends: 8308 [2022-03-01 16:43:57,624 INFO L226 Difference]: Without dead ends: 8308 [2022-03-01 16:43:57,624 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:57,625 INFO L933 BasicCegarLoop]: 387 mSDtfsCounter, 1506 mSDsluCounter, 2055 mSDsCounter, 0 mSdLazyCounter, 1741 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1506 SdHoareTripleChecker+Valid, 2406 SdHoareTripleChecker+Invalid, 1945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 1741 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:57,625 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1506 Valid, 2406 Invalid, 1945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 1741 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:43:57,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8308 states. [2022-03-01 16:43:57,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8308 to 6508. [2022-03-01 16:43:57,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6508 states, 6504 states have (on average 2.7509225092250924) internal successors, (17892), 6507 states have internal predecessors, (17892), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:57,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6508 states to 6508 states and 17892 transitions. [2022-03-01 16:43:57,727 INFO L78 Accepts]: Start accepts. Automaton has 6508 states and 17892 transitions. Word has length 100 [2022-03-01 16:43:57,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:57,727 INFO L470 AbstractCegarLoop]: Abstraction has 6508 states and 17892 transitions. [2022-03-01 16:43:57,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:57,728 INFO L276 IsEmpty]: Start isEmpty. Operand 6508 states and 17892 transitions. [2022-03-01 16:43:57,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:57,733 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:57,733 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:57,733 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2022-03-01 16:43:57,733 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)] === [2022-03-01 16:43:57,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:57,734 INFO L85 PathProgramCache]: Analyzing trace with hash 1942095589, now seen corresponding path program 17 times [2022-03-01 16:43:57,734 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:57,734 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322793983] [2022-03-01 16:43:57,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:57,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:57,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:58,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:58,833 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:58,833 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322793983] [2022-03-01 16:43:58,833 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322793983] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:58,833 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:58,833 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:58,833 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805743523] [2022-03-01 16:43:58,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:58,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:58,834 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:58,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:58,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:58,834 INFO L87 Difference]: Start difference. First operand 6508 states and 17892 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:00,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:00,001 INFO L93 Difference]: Finished difference Result 7804 states and 20675 transitions. [2022-03-01 16:44:00,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:44:00,001 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:00,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:00,014 INFO L225 Difference]: With dead ends: 7804 [2022-03-01 16:44:00,014 INFO L226 Difference]: Without dead ends: 7804 [2022-03-01 16:44:00,015 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:44:00,015 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1596 mSDsluCounter, 1234 mSDsCounter, 0 mSdLazyCounter, 1102 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1596 SdHoareTripleChecker+Valid, 1564 SdHoareTripleChecker+Invalid, 1272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:00,015 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1596 Valid, 1564 Invalid, 1272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1102 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:44:00,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7804 states. [2022-03-01 16:44:00,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7804 to 6536. [2022-03-01 16:44:00,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 6532 states have (on average 2.7516840171463564) internal successors, (17974), 6535 states have internal predecessors, (17974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:00,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 17974 transitions. [2022-03-01 16:44:00,112 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 17974 transitions. Word has length 100 [2022-03-01 16:44:00,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:00,112 INFO L470 AbstractCegarLoop]: Abstraction has 6536 states and 17974 transitions. [2022-03-01 16:44:00,112 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:00,112 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 17974 transitions. [2022-03-01 16:44:00,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:00,118 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:00,118 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:00,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2022-03-01 16:44:00,118 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)] === [2022-03-01 16:44:00,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:00,118 INFO L85 PathProgramCache]: Analyzing trace with hash 400978863, now seen corresponding path program 18 times [2022-03-01 16:44:00,118 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:00,118 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309316462] [2022-03-01 16:44:00,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:00,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:00,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:00,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:00,884 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:00,884 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309316462] [2022-03-01 16:44:00,885 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309316462] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:00,885 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:00,885 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:00,885 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497783224] [2022-03-01 16:44:00,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:00,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:00,885 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:00,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:00,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:00,885 INFO L87 Difference]: Start difference. First operand 6536 states and 17974 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:02,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:02,301 INFO L93 Difference]: Finished difference Result 8028 states and 21275 transitions. [2022-03-01 16:44:02,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:44:02,301 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:02,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:02,313 INFO L225 Difference]: With dead ends: 8028 [2022-03-01 16:44:02,313 INFO L226 Difference]: Without dead ends: 8028 [2022-03-01 16:44:02,314 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:44:02,314 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1411 mSDsluCounter, 1452 mSDsCounter, 0 mSdLazyCounter, 1233 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1411 SdHoareTripleChecker+Valid, 1794 SdHoareTripleChecker+Invalid, 1464 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 1233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:02,314 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1411 Valid, 1794 Invalid, 1464 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 1233 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:44:02,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8028 states. [2022-03-01 16:44:02,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8028 to 6536. [2022-03-01 16:44:02,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 6532 states have (on average 2.7516840171463564) internal successors, (17974), 6535 states have internal predecessors, (17974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:02,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 17974 transitions. [2022-03-01 16:44:02,408 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 17974 transitions. Word has length 100 [2022-03-01 16:44:02,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:02,408 INFO L470 AbstractCegarLoop]: Abstraction has 6536 states and 17974 transitions. [2022-03-01 16:44:02,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:02,408 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 17974 transitions. [2022-03-01 16:44:02,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:02,413 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:02,413 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:02,413 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2022-03-01 16:44:02,413 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)] === [2022-03-01 16:44:02,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:02,414 INFO L85 PathProgramCache]: Analyzing trace with hash 2037856067, now seen corresponding path program 19 times [2022-03-01 16:44:02,414 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:02,414 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936932494] [2022-03-01 16:44:02,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:02,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:02,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:03,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:03,266 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:03,266 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936932494] [2022-03-01 16:44:03,266 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936932494] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:03,266 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:03,266 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:03,266 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010856837] [2022-03-01 16:44:03,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:03,267 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:03,267 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:03,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:03,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:03,267 INFO L87 Difference]: Start difference. First operand 6536 states and 17974 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:05,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:05,029 INFO L93 Difference]: Finished difference Result 8014 states and 21262 transitions. [2022-03-01 16:44:05,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:05,030 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:05,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:05,042 INFO L225 Difference]: With dead ends: 8014 [2022-03-01 16:44:05,042 INFO L226 Difference]: Without dead ends: 8014 [2022-03-01 16:44:05,042 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:05,042 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 1623 mSDsluCounter, 1995 mSDsCounter, 0 mSdLazyCounter, 1714 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1623 SdHoareTripleChecker+Valid, 2342 SdHoareTripleChecker+Invalid, 1882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 1714 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:05,042 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1623 Valid, 2342 Invalid, 1882 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 1714 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:44:05,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8014 states. [2022-03-01 16:44:05,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8014 to 6480. [2022-03-01 16:44:05,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6480 states, 6476 states have (on average 2.750154416306362) internal successors, (17810), 6479 states have internal predecessors, (17810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:05,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6480 states to 6480 states and 17810 transitions. [2022-03-01 16:44:05,135 INFO L78 Accepts]: Start accepts. Automaton has 6480 states and 17810 transitions. Word has length 100 [2022-03-01 16:44:05,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:05,135 INFO L470 AbstractCegarLoop]: Abstraction has 6480 states and 17810 transitions. [2022-03-01 16:44:05,135 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:05,135 INFO L276 IsEmpty]: Start isEmpty. Operand 6480 states and 17810 transitions. [2022-03-01 16:44:05,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:05,140 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:05,140 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:05,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2022-03-01 16:44:05,141 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)] === [2022-03-01 16:44:05,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:05,141 INFO L85 PathProgramCache]: Analyzing trace with hash -1899560287, now seen corresponding path program 20 times [2022-03-01 16:44:05,141 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:05,141 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953825934] [2022-03-01 16:44:05,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:05,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:05,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:05,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:05,761 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:05,761 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953825934] [2022-03-01 16:44:05,761 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953825934] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:05,761 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:05,761 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:05,761 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958509228] [2022-03-01 16:44:05,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:05,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:05,762 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:05,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:05,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:05,762 INFO L87 Difference]: Start difference. First operand 6480 states and 17810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:07,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:07,434 INFO L93 Difference]: Finished difference Result 9149 states and 24043 transitions. [2022-03-01 16:44:07,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:44:07,435 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:07,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:07,447 INFO L225 Difference]: With dead ends: 9149 [2022-03-01 16:44:07,448 INFO L226 Difference]: Without dead ends: 9149 [2022-03-01 16:44:07,448 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=437, Invalid=895, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 16:44:07,448 INFO L933 BasicCegarLoop]: 452 mSDtfsCounter, 1490 mSDsluCounter, 1734 mSDsCounter, 0 mSdLazyCounter, 1534 mSolverCounterSat, 275 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1490 SdHoareTripleChecker+Valid, 2150 SdHoareTripleChecker+Invalid, 1809 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 275 IncrementalHoareTripleChecker+Valid, 1534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:07,448 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1490 Valid, 2150 Invalid, 1809 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [275 Valid, 1534 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:44:07,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9149 states. [2022-03-01 16:44:07,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9149 to 6550. [2022-03-01 16:44:07,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6550 states, 6546 states have (on average 2.752062328139322) internal successors, (18015), 6549 states have internal predecessors, (18015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:07,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6550 states to 6550 states and 18015 transitions. [2022-03-01 16:44:07,535 INFO L78 Accepts]: Start accepts. Automaton has 6550 states and 18015 transitions. Word has length 100 [2022-03-01 16:44:07,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:07,535 INFO L470 AbstractCegarLoop]: Abstraction has 6550 states and 18015 transitions. [2022-03-01 16:44:07,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:07,535 INFO L276 IsEmpty]: Start isEmpty. Operand 6550 states and 18015 transitions. [2022-03-01 16:44:07,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:07,540 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:07,540 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:07,540 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2022-03-01 16:44:07,540 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)] === [2022-03-01 16:44:07,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:07,540 INFO L85 PathProgramCache]: Analyzing trace with hash -870109431, now seen corresponding path program 21 times [2022-03-01 16:44:07,541 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:07,541 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485008552] [2022-03-01 16:44:07,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:07,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:07,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:08,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:08,351 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:08,351 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485008552] [2022-03-01 16:44:08,351 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485008552] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:08,351 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:08,351 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:08,351 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887218070] [2022-03-01 16:44:08,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:08,351 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:08,351 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:08,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:08,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:08,351 INFO L87 Difference]: Start difference. First operand 6550 states and 18015 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:09,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:09,905 INFO L93 Difference]: Finished difference Result 8813 states and 23115 transitions. [2022-03-01 16:44:09,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:44:09,905 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:09,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:09,920 INFO L225 Difference]: With dead ends: 8813 [2022-03-01 16:44:09,920 INFO L226 Difference]: Without dead ends: 8813 [2022-03-01 16:44:09,920 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=374, Invalid=816, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:44:09,920 INFO L933 BasicCegarLoop]: 426 mSDtfsCounter, 1928 mSDsluCounter, 1406 mSDsCounter, 0 mSdLazyCounter, 1339 mSolverCounterSat, 335 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1928 SdHoareTripleChecker+Valid, 1799 SdHoareTripleChecker+Invalid, 1674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 335 IncrementalHoareTripleChecker+Valid, 1339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:09,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1928 Valid, 1799 Invalid, 1674 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [335 Valid, 1339 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:44:09,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8813 states. [2022-03-01 16:44:10,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8813 to 6606. [2022-03-01 16:44:10,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6606 states, 6602 states have (on average 2.7535595274159346) internal successors, (18179), 6605 states have internal predecessors, (18179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:10,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6606 states to 6606 states and 18179 transitions. [2022-03-01 16:44:10,095 INFO L78 Accepts]: Start accepts. Automaton has 6606 states and 18179 transitions. Word has length 100 [2022-03-01 16:44:10,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:10,096 INFO L470 AbstractCegarLoop]: Abstraction has 6606 states and 18179 transitions. [2022-03-01 16:44:10,096 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) [2022-03-01 16:44:10,096 INFO L276 IsEmpty]: Start isEmpty. Operand 6606 states and 18179 transitions. [2022-03-01 16:44:10,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:10,101 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:10,101 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:10,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2022-03-01 16:44:10,101 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)] === [2022-03-01 16:44:10,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:10,104 INFO L85 PathProgramCache]: Analyzing trace with hash -894181551, now seen corresponding path program 22 times [2022-03-01 16:44:10,104 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:10,104 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207366279] [2022-03-01 16:44:10,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:10,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:11,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:11,049 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:11,049 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207366279] [2022-03-01 16:44:11,049 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207366279] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:11,049 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:11,049 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:11,049 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560338749] [2022-03-01 16:44:11,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:11,049 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:11,049 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:11,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:11,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:11,050 INFO L87 Difference]: Start difference. First operand 6606 states and 18179 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:12,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:12,613 INFO L93 Difference]: Finished difference Result 8672 states and 23077 transitions. [2022-03-01 16:44:12,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:12,613 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:12,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:12,626 INFO L225 Difference]: With dead ends: 8672 [2022-03-01 16:44:12,627 INFO L226 Difference]: Without dead ends: 8672 [2022-03-01 16:44:12,627 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:12,627 INFO L933 BasicCegarLoop]: 380 mSDtfsCounter, 1367 mSDsluCounter, 1748 mSDsCounter, 0 mSdLazyCounter, 1563 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1367 SdHoareTripleChecker+Valid, 2094 SdHoareTripleChecker+Invalid, 1767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 1563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:12,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1367 Valid, 2094 Invalid, 1767 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 1563 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:44:12,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8672 states. [2022-03-01 16:44:12,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8672 to 6564. [2022-03-01 16:44:12,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6564 states, 6560 states have (on average 2.752439024390244) internal successors, (18056), 6563 states have internal predecessors, (18056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:12,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6564 states to 6564 states and 18056 transitions. [2022-03-01 16:44:12,723 INFO L78 Accepts]: Start accepts. Automaton has 6564 states and 18056 transitions. Word has length 100 [2022-03-01 16:44:12,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:12,723 INFO L470 AbstractCegarLoop]: Abstraction has 6564 states and 18056 transitions. [2022-03-01 16:44:12,723 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:12,723 INFO L276 IsEmpty]: Start isEmpty. Operand 6564 states and 18056 transitions. [2022-03-01 16:44:12,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:12,728 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:12,728 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:12,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2022-03-01 16:44:12,729 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)] === [2022-03-01 16:44:12,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:12,729 INFO L85 PathProgramCache]: Analyzing trace with hash 352374625, now seen corresponding path program 23 times [2022-03-01 16:44:12,729 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:12,729 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758215821] [2022-03-01 16:44:12,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:12,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:12,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:13,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:13,483 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:13,483 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758215821] [2022-03-01 16:44:13,483 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758215821] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:13,483 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:13,483 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:13,483 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193994821] [2022-03-01 16:44:13,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:13,484 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:13,484 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:13,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:13,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:13,484 INFO L87 Difference]: Start difference. First operand 6564 states and 18056 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:14,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:14,729 INFO L93 Difference]: Finished difference Result 8112 states and 21535 transitions. [2022-03-01 16:44:14,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:44:14,729 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:14,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:14,742 INFO L225 Difference]: With dead ends: 8112 [2022-03-01 16:44:14,743 INFO L226 Difference]: Without dead ends: 8112 [2022-03-01 16:44:14,743 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:44:14,743 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 1493 mSDsluCounter, 1397 mSDsCounter, 0 mSdLazyCounter, 1250 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1493 SdHoareTripleChecker+Valid, 1733 SdHoareTripleChecker+Invalid, 1457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 1250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:14,743 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1493 Valid, 1733 Invalid, 1457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 1250 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:44:14,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8112 states. [2022-03-01 16:44:14,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8112 to 6564. [2022-03-01 16:44:14,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6564 states, 6560 states have (on average 2.752439024390244) internal successors, (18056), 6563 states have internal predecessors, (18056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:14,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6564 states to 6564 states and 18056 transitions. [2022-03-01 16:44:14,859 INFO L78 Accepts]: Start accepts. Automaton has 6564 states and 18056 transitions. Word has length 100 [2022-03-01 16:44:14,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:14,859 INFO L470 AbstractCegarLoop]: Abstraction has 6564 states and 18056 transitions. [2022-03-01 16:44:14,859 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) [2022-03-01 16:44:14,860 INFO L276 IsEmpty]: Start isEmpty. Operand 6564 states and 18056 transitions. [2022-03-01 16:44:14,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:14,865 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:14,866 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] [2022-03-01 16:44:14,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2022-03-01 16:44:14,866 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)] === [2022-03-01 16:44:14,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:14,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1989251829, now seen corresponding path program 24 times [2022-03-01 16:44:14,866 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:14,866 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771504984] [2022-03-01 16:44:14,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:14,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:14,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:15,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:15,989 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:15,989 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771504984] [2022-03-01 16:44:15,989 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771504984] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:15,989 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:15,989 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:15,989 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747415473] [2022-03-01 16:44:15,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:15,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:15,989 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:15,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:15,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:15,989 INFO L87 Difference]: Start difference. First operand 6564 states and 18056 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:17,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:17,965 INFO L93 Difference]: Finished difference Result 8322 states and 22122 transitions. [2022-03-01 16:44:17,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:17,966 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:17,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:17,979 INFO L225 Difference]: With dead ends: 8322 [2022-03-01 16:44:17,979 INFO L226 Difference]: Without dead ends: 8322 [2022-03-01 16:44:17,979 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:17,979 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1281 mSDsluCounter, 2399 mSDsCounter, 0 mSdLazyCounter, 2008 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1281 SdHoareTripleChecker+Valid, 2741 SdHoareTripleChecker+Invalid, 2177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 2008 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:17,979 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1281 Valid, 2741 Invalid, 2177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 2008 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:44:17,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8322 states. [2022-03-01 16:44:18,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8322 to 6494. [2022-03-01 16:44:18,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6494 states, 6490 states have (on average 2.7505392912172573) internal successors, (17851), 6493 states have internal predecessors, (17851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:18,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6494 states to 6494 states and 17851 transitions. [2022-03-01 16:44:18,089 INFO L78 Accepts]: Start accepts. Automaton has 6494 states and 17851 transitions. Word has length 100 [2022-03-01 16:44:18,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:18,089 INFO L470 AbstractCegarLoop]: Abstraction has 6494 states and 17851 transitions. [2022-03-01 16:44:18,089 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:18,089 INFO L276 IsEmpty]: Start isEmpty. Operand 6494 states and 17851 transitions. [2022-03-01 16:44:18,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:18,095 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:18,095 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:18,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2022-03-01 16:44:18,095 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)] === [2022-03-01 16:44:18,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:18,095 INFO L85 PathProgramCache]: Analyzing trace with hash 834355795, now seen corresponding path program 25 times [2022-03-01 16:44:18,096 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:18,096 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476828752] [2022-03-01 16:44:18,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:18,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:18,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:18,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:18,780 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:18,780 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476828752] [2022-03-01 16:44:18,781 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476828752] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:18,781 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:18,781 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:18,781 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907155054] [2022-03-01 16:44:18,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:18,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:18,781 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:18,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:18,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:18,781 INFO L87 Difference]: Start difference. First operand 6494 states and 17851 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:20,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:20,648 INFO L93 Difference]: Finished difference Result 9023 states and 23702 transitions. [2022-03-01 16:44:20,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:44:20,648 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:20,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:20,661 INFO L225 Difference]: With dead ends: 9023 [2022-03-01 16:44:20,662 INFO L226 Difference]: Without dead ends: 9023 [2022-03-01 16:44:20,662 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=458, Invalid=948, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 16:44:20,662 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 1823 mSDsluCounter, 1818 mSDsCounter, 0 mSdLazyCounter, 1657 mSolverCounterSat, 287 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1823 SdHoareTripleChecker+Valid, 2245 SdHoareTripleChecker+Invalid, 1944 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 287 IncrementalHoareTripleChecker+Valid, 1657 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:20,662 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1823 Valid, 2245 Invalid, 1944 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [287 Valid, 1657 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:44:20,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9023 states. [2022-03-01 16:44:20,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9023 to 6578. [2022-03-01 16:44:20,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6578 states, 6574 states have (on average 2.752814116215394) internal successors, (18097), 6577 states have internal predecessors, (18097), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:20,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6578 states to 6578 states and 18097 transitions. [2022-03-01 16:44:20,768 INFO L78 Accepts]: Start accepts. Automaton has 6578 states and 18097 transitions. Word has length 100 [2022-03-01 16:44:20,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:20,769 INFO L470 AbstractCegarLoop]: Abstraction has 6578 states and 18097 transitions. [2022-03-01 16:44:20,769 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:20,769 INFO L276 IsEmpty]: Start isEmpty. Operand 6578 states and 18097 transitions. [2022-03-01 16:44:20,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:20,774 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:20,774 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:20,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2022-03-01 16:44:20,775 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)] === [2022-03-01 16:44:20,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:20,775 INFO L85 PathProgramCache]: Analyzing trace with hash 1863806651, now seen corresponding path program 26 times [2022-03-01 16:44:20,775 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:20,775 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135022320] [2022-03-01 16:44:20,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:20,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:20,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:21,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:21,595 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:21,595 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135022320] [2022-03-01 16:44:21,595 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135022320] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:21,595 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:21,595 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:21,595 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090155348] [2022-03-01 16:44:21,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:21,596 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:21,596 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:21,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:21,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:21,596 INFO L87 Difference]: Start difference. First operand 6578 states and 18097 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:23,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:23,384 INFO L93 Difference]: Finished difference Result 8939 states and 23470 transitions. [2022-03-01 16:44:23,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:23,384 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:23,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:23,399 INFO L225 Difference]: With dead ends: 8939 [2022-03-01 16:44:23,399 INFO L226 Difference]: Without dead ends: 8939 [2022-03-01 16:44:23,399 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:23,399 INFO L933 BasicCegarLoop]: 414 mSDtfsCounter, 1672 mSDsluCounter, 1940 mSDsCounter, 0 mSdLazyCounter, 1742 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1672 SdHoareTripleChecker+Valid, 2316 SdHoareTripleChecker+Invalid, 1967 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 1742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:23,399 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1672 Valid, 2316 Invalid, 1967 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 1742 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:44:23,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8939 states. [2022-03-01 16:44:23,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8939 to 6620. [2022-03-01 16:44:23,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6620 states, 6616 states have (on average 2.7539298669891172) internal successors, (18220), 6619 states have internal predecessors, (18220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:23,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6620 states to 6620 states and 18220 transitions. [2022-03-01 16:44:23,509 INFO L78 Accepts]: Start accepts. Automaton has 6620 states and 18220 transitions. Word has length 100 [2022-03-01 16:44:23,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:23,509 INFO L470 AbstractCegarLoop]: Abstraction has 6620 states and 18220 transitions. [2022-03-01 16:44:23,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:23,510 INFO L276 IsEmpty]: Start isEmpty. Operand 6620 states and 18220 transitions. [2022-03-01 16:44:23,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:23,515 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:23,515 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:23,515 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2022-03-01 16:44:23,515 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)] === [2022-03-01 16:44:23,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:23,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1839734531, now seen corresponding path program 27 times [2022-03-01 16:44:23,516 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:23,516 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637966916] [2022-03-01 16:44:23,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:23,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:23,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:24,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:24,675 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:24,675 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637966916] [2022-03-01 16:44:24,675 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637966916] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:24,675 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:24,675 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:24,675 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534898164] [2022-03-01 16:44:24,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:24,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:24,675 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:24,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:24,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:24,676 INFO L87 Difference]: Start difference. First operand 6620 states and 18220 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:26,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:26,311 INFO L93 Difference]: Finished difference Result 8406 states and 22340 transitions. [2022-03-01 16:44:26,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:26,311 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:26,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:26,323 INFO L225 Difference]: With dead ends: 8406 [2022-03-01 16:44:26,323 INFO L226 Difference]: Without dead ends: 8406 [2022-03-01 16:44:26,324 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:26,324 INFO L933 BasicCegarLoop]: 381 mSDtfsCounter, 1506 mSDsluCounter, 1638 mSDsCounter, 0 mSdLazyCounter, 1482 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1506 SdHoareTripleChecker+Valid, 1985 SdHoareTripleChecker+Invalid, 1699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 1482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:26,324 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1506 Valid, 1985 Invalid, 1699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 1482 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:44:26,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8406 states. [2022-03-01 16:44:26,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8406 to 6480. [2022-03-01 16:44:26,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6480 states, 6476 states have (on average 2.750154416306362) internal successors, (17810), 6479 states have internal predecessors, (17810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:26,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6480 states to 6480 states and 17810 transitions. [2022-03-01 16:44:26,425 INFO L78 Accepts]: Start accepts. Automaton has 6480 states and 17810 transitions. Word has length 100 [2022-03-01 16:44:26,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:26,425 INFO L470 AbstractCegarLoop]: Abstraction has 6480 states and 17810 transitions. [2022-03-01 16:44:26,425 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:26,426 INFO L276 IsEmpty]: Start isEmpty. Operand 6480 states and 17810 transitions. [2022-03-01 16:44:26,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:26,431 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:26,431 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:26,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2022-03-01 16:44:26,431 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)] === [2022-03-01 16:44:26,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:26,432 INFO L85 PathProgramCache]: Analyzing trace with hash 937997335, now seen corresponding path program 28 times [2022-03-01 16:44:26,432 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:26,432 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317482574] [2022-03-01 16:44:26,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:26,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:26,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:27,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:27,001 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:27,001 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317482574] [2022-03-01 16:44:27,001 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1317482574] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:27,001 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:27,001 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:27,001 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739010540] [2022-03-01 16:44:27,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:27,002 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:27,002 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:27,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:27,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:27,002 INFO L87 Difference]: Start difference. First operand 6480 states and 17810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:28,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:28,451 INFO L93 Difference]: Finished difference Result 8841 states and 23225 transitions. [2022-03-01 16:44:28,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:44:28,452 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:28,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:28,465 INFO L225 Difference]: With dead ends: 8841 [2022-03-01 16:44:28,465 INFO L226 Difference]: Without dead ends: 8841 [2022-03-01 16:44:28,466 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=450, Invalid=882, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 16:44:28,466 INFO L933 BasicCegarLoop]: 440 mSDtfsCounter, 1625 mSDsluCounter, 1164 mSDsCounter, 0 mSdLazyCounter, 1163 mSolverCounterSat, 313 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1625 SdHoareTripleChecker+Valid, 1584 SdHoareTripleChecker+Invalid, 1476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 313 IncrementalHoareTripleChecker+Valid, 1163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:28,466 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1625 Valid, 1584 Invalid, 1476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [313 Valid, 1163 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:44:28,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8841 states. [2022-03-01 16:44:28,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8841 to 6592. [2022-03-01 16:44:28,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6592 states, 6588 states have (on average 2.7531876138433518) internal successors, (18138), 6591 states have internal predecessors, (18138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:28,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6592 states to 6592 states and 18138 transitions. [2022-03-01 16:44:28,567 INFO L78 Accepts]: Start accepts. Automaton has 6592 states and 18138 transitions. Word has length 100 [2022-03-01 16:44:28,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:28,567 INFO L470 AbstractCegarLoop]: Abstraction has 6592 states and 18138 transitions. [2022-03-01 16:44:28,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:28,567 INFO L276 IsEmpty]: Start isEmpty. Operand 6592 states and 18138 transitions. [2022-03-01 16:44:28,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:28,574 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:28,574 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:28,574 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2022-03-01 16:44:28,574 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)] === [2022-03-01 16:44:28,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:28,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1967448191, now seen corresponding path program 29 times [2022-03-01 16:44:28,575 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:28,575 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397870791] [2022-03-01 16:44:28,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:28,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:29,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:29,371 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:29,371 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397870791] [2022-03-01 16:44:29,371 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397870791] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:29,371 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:29,371 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:29,372 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440560055] [2022-03-01 16:44:29,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:29,372 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:29,372 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:29,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:29,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:29,372 INFO L87 Difference]: Start difference. First operand 6592 states and 18138 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:31,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:31,173 INFO L93 Difference]: Finished difference Result 8925 states and 23457 transitions. [2022-03-01 16:44:31,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:44:31,173 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:31,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:31,190 INFO L225 Difference]: With dead ends: 8925 [2022-03-01 16:44:31,190 INFO L226 Difference]: Without dead ends: 8925 [2022-03-01 16:44:31,190 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=435, Invalid=897, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 16:44:31,190 INFO L933 BasicCegarLoop]: 440 mSDtfsCounter, 1775 mSDsluCounter, 1631 mSDsCounter, 0 mSdLazyCounter, 1537 mSolverCounterSat, 396 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1775 SdHoareTripleChecker+Valid, 2049 SdHoareTripleChecker+Invalid, 1933 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 396 IncrementalHoareTripleChecker+Valid, 1537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:31,190 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1775 Valid, 2049 Invalid, 1933 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [396 Valid, 1537 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:44:31,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8925 states. [2022-03-01 16:44:31,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8925 to 6690. [2022-03-01 16:44:31,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6690 states, 6686 states have (on average 2.7557583009273108) internal successors, (18425), 6689 states have internal predecessors, (18425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:31,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6690 states to 6690 states and 18425 transitions. [2022-03-01 16:44:31,308 INFO L78 Accepts]: Start accepts. Automaton has 6690 states and 18425 transitions. Word has length 100 [2022-03-01 16:44:31,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:31,308 INFO L470 AbstractCegarLoop]: Abstraction has 6690 states and 18425 transitions. [2022-03-01 16:44:31,308 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:31,308 INFO L276 IsEmpty]: Start isEmpty. Operand 6690 states and 18425 transitions. [2022-03-01 16:44:31,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:31,314 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:31,314 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:31,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2022-03-01 16:44:31,314 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)] === [2022-03-01 16:44:31,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:31,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1943376071, now seen corresponding path program 30 times [2022-03-01 16:44:31,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:31,315 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323442444] [2022-03-01 16:44:31,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:31,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:31,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:32,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:32,366 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:32,366 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323442444] [2022-03-01 16:44:32,366 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323442444] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:32,366 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:32,366 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:32,366 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130955502] [2022-03-01 16:44:32,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:32,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:32,366 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:32,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:32,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:32,366 INFO L87 Difference]: Start difference. First operand 6690 states and 18425 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:33,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:33,918 INFO L93 Difference]: Finished difference Result 8784 states and 23419 transitions. [2022-03-01 16:44:33,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:33,918 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:33,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:33,931 INFO L225 Difference]: With dead ends: 8784 [2022-03-01 16:44:33,932 INFO L226 Difference]: Without dead ends: 8784 [2022-03-01 16:44:33,932 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:33,932 INFO L933 BasicCegarLoop]: 366 mSDtfsCounter, 1655 mSDsluCounter, 1550 mSDsCounter, 0 mSdLazyCounter, 1387 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1655 SdHoareTripleChecker+Valid, 1896 SdHoareTripleChecker+Invalid, 1659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 1387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:33,932 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1655 Valid, 1896 Invalid, 1659 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 1387 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:44:33,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8784 states. [2022-03-01 16:44:34,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8784 to 6648. [2022-03-01 16:44:34,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6648 states, 6644 states have (on average 2.754665863937387) internal successors, (18302), 6647 states have internal predecessors, (18302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:34,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6648 states to 6648 states and 18302 transitions. [2022-03-01 16:44:34,032 INFO L78 Accepts]: Start accepts. Automaton has 6648 states and 18302 transitions. Word has length 100 [2022-03-01 16:44:34,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:34,032 INFO L470 AbstractCegarLoop]: Abstraction has 6648 states and 18302 transitions. [2022-03-01 16:44:34,032 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:34,033 INFO L276 IsEmpty]: Start isEmpty. Operand 6648 states and 18302 transitions. [2022-03-01 16:44:34,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:34,038 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:34,038 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:34,038 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2022-03-01 16:44:34,038 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)] === [2022-03-01 16:44:34,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:34,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1105035049, now seen corresponding path program 31 times [2022-03-01 16:44:34,038 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:34,038 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741178310] [2022-03-01 16:44:34,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:34,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:34,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:34,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:34,941 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:34,941 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741178310] [2022-03-01 16:44:34,941 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741178310] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:34,941 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:34,941 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:34,941 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195876008] [2022-03-01 16:44:34,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:34,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:34,942 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:34,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:34,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:34,942 INFO L87 Difference]: Start difference. First operand 6648 states and 18302 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:36,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:36,431 INFO L93 Difference]: Finished difference Result 8420 states and 22409 transitions. [2022-03-01 16:44:36,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:44:36,431 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 [2022-03-01 16:44:36,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:36,444 INFO L225 Difference]: With dead ends: 8420 [2022-03-01 16:44:36,444 INFO L226 Difference]: Without dead ends: 8420 [2022-03-01 16:44:36,444 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:44:36,445 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1483 mSDsluCounter, 1610 mSDsCounter, 0 mSdLazyCounter, 1411 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1483 SdHoareTripleChecker+Valid, 1950 SdHoareTripleChecker+Invalid, 1675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 1411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:36,445 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1483 Valid, 1950 Invalid, 1675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1411 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:44:36,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8420 states. [2022-03-01 16:44:36,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8420 to 6662. [2022-03-01 16:44:36,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6662 states, 6658 states have (on average 2.755031541003304) internal successors, (18343), 6661 states have internal predecessors, (18343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:36,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6662 states to 6662 states and 18343 transitions. [2022-03-01 16:44:36,549 INFO L78 Accepts]: Start accepts. Automaton has 6662 states and 18343 transitions. Word has length 100 [2022-03-01 16:44:36,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:36,549 INFO L470 AbstractCegarLoop]: Abstraction has 6662 states and 18343 transitions. [2022-03-01 16:44:36,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:36,549 INFO L276 IsEmpty]: Start isEmpty. Operand 6662 states and 18343 transitions. [2022-03-01 16:44:36,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:36,555 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:36,555 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:36,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2022-03-01 16:44:36,555 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)] === [2022-03-01 16:44:36,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:36,555 INFO L85 PathProgramCache]: Analyzing trace with hash 531842155, now seen corresponding path program 32 times [2022-03-01 16:44:36,555 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:36,555 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955819835] [2022-03-01 16:44:36,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:36,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:36,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:37,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:37,909 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:37,909 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955819835] [2022-03-01 16:44:37,910 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955819835] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:37,910 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:37,910 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:37,910 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757058851] [2022-03-01 16:44:37,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:37,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:37,910 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:37,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:37,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:37,910 INFO L87 Difference]: Start difference. First operand 6662 states and 18343 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:39,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:39,691 INFO L93 Difference]: Finished difference Result 8588 states and 22873 transitions. [2022-03-01 16:44:39,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:39,691 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:39,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:39,704 INFO L225 Difference]: With dead ends: 8588 [2022-03-01 16:44:39,704 INFO L226 Difference]: Without dead ends: 8588 [2022-03-01 16:44:39,704 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:39,704 INFO L933 BasicCegarLoop]: 375 mSDtfsCounter, 1340 mSDsluCounter, 1712 mSDsCounter, 0 mSdLazyCounter, 1554 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1340 SdHoareTripleChecker+Valid, 2064 SdHoareTripleChecker+Invalid, 1821 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 1554 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:39,704 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1340 Valid, 2064 Invalid, 1821 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 1554 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:44:39,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8588 states. [2022-03-01 16:44:39,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8588 to 6634. [2022-03-01 16:44:39,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6634 states, 6630 states have (on average 2.7542986425339366) internal successors, (18261), 6633 states have internal predecessors, (18261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:39,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6634 states to 6634 states and 18261 transitions. [2022-03-01 16:44:39,801 INFO L78 Accepts]: Start accepts. Automaton has 6634 states and 18261 transitions. Word has length 100 [2022-03-01 16:44:39,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:39,802 INFO L470 AbstractCegarLoop]: Abstraction has 6634 states and 18261 transitions. [2022-03-01 16:44:39,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:39,802 INFO L276 IsEmpty]: Start isEmpty. Operand 6634 states and 18261 transitions. [2022-03-01 16:44:39,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:39,807 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:39,807 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:39,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2022-03-01 16:44:39,807 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)] === [2022-03-01 16:44:39,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:39,807 INFO L85 PathProgramCache]: Analyzing trace with hash 937176391, now seen corresponding path program 33 times [2022-03-01 16:44:39,807 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:39,807 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610174106] [2022-03-01 16:44:39,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:39,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:39,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:40,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:40,478 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:40,478 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610174106] [2022-03-01 16:44:40,478 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610174106] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:40,478 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:40,478 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:40,478 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104445082] [2022-03-01 16:44:40,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:40,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:40,479 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:40,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:40,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:40,479 INFO L87 Difference]: Start difference. First operand 6634 states and 18261 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:41,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:41,646 INFO L93 Difference]: Finished difference Result 8532 states and 22723 transitions. [2022-03-01 16:44:41,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:44:41,646 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:41,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:41,658 INFO L225 Difference]: With dead ends: 8532 [2022-03-01 16:44:41,658 INFO L226 Difference]: Without dead ends: 8532 [2022-03-01 16:44:41,659 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:44:41,659 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1897 mSDsluCounter, 958 mSDsCounter, 0 mSdLazyCounter, 955 mSolverCounterSat, 309 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1897 SdHoareTripleChecker+Valid, 1287 SdHoareTripleChecker+Invalid, 1264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 309 IncrementalHoareTripleChecker+Valid, 955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:41,659 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1897 Valid, 1287 Invalid, 1264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [309 Valid, 955 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:44:41,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8532 states. [2022-03-01 16:44:41,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8532 to 6662. [2022-03-01 16:44:41,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6662 states, 6658 states have (on average 2.755031541003304) internal successors, (18343), 6661 states have internal predecessors, (18343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:41,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6662 states to 6662 states and 18343 transitions. [2022-03-01 16:44:41,757 INFO L78 Accepts]: Start accepts. Automaton has 6662 states and 18343 transitions. Word has length 100 [2022-03-01 16:44:41,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:41,757 INFO L470 AbstractCegarLoop]: Abstraction has 6662 states and 18343 transitions. [2022-03-01 16:44:41,757 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:41,757 INFO L276 IsEmpty]: Start isEmpty. Operand 6662 states and 18343 transitions. [2022-03-01 16:44:41,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:41,762 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:41,762 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:41,762 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2022-03-01 16:44:41,762 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)] === [2022-03-01 16:44:41,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:41,763 INFO L85 PathProgramCache]: Analyzing trace with hash -603940335, now seen corresponding path program 34 times [2022-03-01 16:44:41,763 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:41,763 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187747527] [2022-03-01 16:44:41,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:41,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:41,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:42,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:42,506 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:42,506 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187747527] [2022-03-01 16:44:42,506 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187747527] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:42,507 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:42,507 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:42,507 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669968001] [2022-03-01 16:44:42,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:42,507 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:42,507 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:42,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:42,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:42,507 INFO L87 Difference]: Start difference. First operand 6662 states and 18343 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:44,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:44,131 INFO L93 Difference]: Finished difference Result 8700 states and 23159 transitions. [2022-03-01 16:44:44,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:44:44,132 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:44,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:44,145 INFO L225 Difference]: With dead ends: 8700 [2022-03-01 16:44:44,145 INFO L226 Difference]: Without dead ends: 8700 [2022-03-01 16:44:44,145 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:44:44,145 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1665 mSDsluCounter, 1747 mSDsCounter, 0 mSdLazyCounter, 1587 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1665 SdHoareTripleChecker+Valid, 2083 SdHoareTripleChecker+Invalid, 1851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 1587 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:44,145 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1665 Valid, 2083 Invalid, 1851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1587 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:44:44,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8700 states. [2022-03-01 16:44:44,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8700 to 6676. [2022-03-01 16:44:44,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6676 states, 6672 states have (on average 2.7553956834532376) internal successors, (18384), 6675 states have internal predecessors, (18384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:44,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6676 states to 6676 states and 18384 transitions. [2022-03-01 16:44:44,244 INFO L78 Accepts]: Start accepts. Automaton has 6676 states and 18384 transitions. Word has length 100 [2022-03-01 16:44:44,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:44,244 INFO L470 AbstractCegarLoop]: Abstraction has 6676 states and 18384 transitions. [2022-03-01 16:44:44,244 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:44,244 INFO L276 IsEmpty]: Start isEmpty. Operand 6676 states and 18384 transitions. [2022-03-01 16:44:44,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:44,249 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:44,250 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:44,250 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2022-03-01 16:44:44,250 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)] === [2022-03-01 16:44:44,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:44,250 INFO L85 PathProgramCache]: Analyzing trace with hash 1032936869, now seen corresponding path program 35 times [2022-03-01 16:44:44,250 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:44,250 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3031717] [2022-03-01 16:44:44,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:44,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:45,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:45,221 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:45,221 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3031717] [2022-03-01 16:44:45,221 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3031717] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:45,221 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:45,221 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:45,221 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413706508] [2022-03-01 16:44:45,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:45,221 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:45,221 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:45,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:45,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:45,222 INFO L87 Difference]: Start difference. First operand 6676 states and 18384 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:46,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:46,915 INFO L93 Difference]: Finished difference Result 8686 states and 23146 transitions. [2022-03-01 16:44:46,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:46,915 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:46,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:46,928 INFO L225 Difference]: With dead ends: 8686 [2022-03-01 16:44:46,928 INFO L226 Difference]: Without dead ends: 8686 [2022-03-01 16:44:46,929 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:46,929 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1364 mSDsluCounter, 1714 mSDsCounter, 0 mSdLazyCounter, 1538 mSolverCounterSat, 266 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1364 SdHoareTripleChecker+Valid, 2061 SdHoareTripleChecker+Invalid, 1804 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 266 IncrementalHoareTripleChecker+Valid, 1538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:46,929 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1364 Valid, 2061 Invalid, 1804 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [266 Valid, 1538 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:44:46,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8686 states. [2022-03-01 16:44:47,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8686 to 6606. [2022-03-01 16:44:47,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6606 states, 6602 states have (on average 2.7535595274159346) internal successors, (18179), 6605 states have internal predecessors, (18179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:47,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6606 states to 6606 states and 18179 transitions. [2022-03-01 16:44:47,036 INFO L78 Accepts]: Start accepts. Automaton has 6606 states and 18179 transitions. Word has length 100 [2022-03-01 16:44:47,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:47,036 INFO L470 AbstractCegarLoop]: Abstraction has 6606 states and 18179 transitions. [2022-03-01 16:44:47,036 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:47,036 INFO L276 IsEmpty]: Start isEmpty. Operand 6606 states and 18179 transitions. [2022-03-01 16:44:47,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:47,042 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:47,042 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:47,042 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2022-03-01 16:44:47,042 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)] === [2022-03-01 16:44:47,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:47,042 INFO L85 PathProgramCache]: Analyzing trace with hash 248056711, now seen corresponding path program 36 times [2022-03-01 16:44:47,042 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:47,042 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928953239] [2022-03-01 16:44:47,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:47,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:47,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:47,939 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:47,939 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928953239] [2022-03-01 16:44:47,939 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928953239] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:47,939 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:47,939 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:47,939 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350061306] [2022-03-01 16:44:47,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:47,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:47,939 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:47,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:47,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:47,940 INFO L87 Difference]: Start difference. First operand 6606 states and 18179 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:49,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:49,275 INFO L93 Difference]: Finished difference Result 8056 states and 21385 transitions. [2022-03-01 16:44:49,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:44:49,275 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:49,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:49,287 INFO L225 Difference]: With dead ends: 8056 [2022-03-01 16:44:49,287 INFO L226 Difference]: Without dead ends: 8056 [2022-03-01 16:44:49,287 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:44:49,287 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1665 mSDsluCounter, 1255 mSDsCounter, 0 mSdLazyCounter, 1195 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1665 SdHoareTripleChecker+Valid, 1573 SdHoareTripleChecker+Invalid, 1462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 1195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:49,287 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1665 Valid, 1573 Invalid, 1462 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 1195 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:44:49,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8056 states. [2022-03-01 16:44:49,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8056 to 6620. [2022-03-01 16:44:49,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6620 states, 6616 states have (on average 2.7539298669891172) internal successors, (18220), 6619 states have internal predecessors, (18220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:49,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6620 states to 6620 states and 18220 transitions. [2022-03-01 16:44:49,381 INFO L78 Accepts]: Start accepts. Automaton has 6620 states and 18220 transitions. Word has length 100 [2022-03-01 16:44:49,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:49,381 INFO L470 AbstractCegarLoop]: Abstraction has 6620 states and 18220 transitions. [2022-03-01 16:44:49,381 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:49,381 INFO L276 IsEmpty]: Start isEmpty. Operand 6620 states and 18220 transitions. [2022-03-01 16:44:49,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:49,386 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:49,386 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:49,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2022-03-01 16:44:49,386 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)] === [2022-03-01 16:44:49,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:49,387 INFO L85 PathProgramCache]: Analyzing trace with hash -95491443, now seen corresponding path program 37 times [2022-03-01 16:44:49,387 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:49,387 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836217184] [2022-03-01 16:44:49,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:49,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:49,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:50,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:50,142 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:50,142 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836217184] [2022-03-01 16:44:50,142 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836217184] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:50,142 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:50,142 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:50,142 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569118354] [2022-03-01 16:44:50,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:50,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:50,142 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:50,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:50,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:50,143 INFO L87 Difference]: Start difference. First operand 6620 states and 18220 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:51,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:51,958 INFO L93 Difference]: Finished difference Result 8336 states and 22135 transitions. [2022-03-01 16:44:51,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:44:51,959 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:51,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:51,972 INFO L225 Difference]: With dead ends: 8336 [2022-03-01 16:44:51,972 INFO L226 Difference]: Without dead ends: 8336 [2022-03-01 16:44:51,972 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:44:51,972 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1544 mSDsluCounter, 2134 mSDsCounter, 0 mSdLazyCounter, 1870 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1544 SdHoareTripleChecker+Valid, 2460 SdHoareTripleChecker+Invalid, 2066 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 1870 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:51,972 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1544 Valid, 2460 Invalid, 2066 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 1870 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:44:51,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8336 states. [2022-03-01 16:44:52,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8336 to 6620. [2022-03-01 16:44:52,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6620 states, 6616 states have (on average 2.7539298669891172) internal successors, (18220), 6619 states have internal predecessors, (18220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:52,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6620 states to 6620 states and 18220 transitions. [2022-03-01 16:44:52,073 INFO L78 Accepts]: Start accepts. Automaton has 6620 states and 18220 transitions. Word has length 100 [2022-03-01 16:44:52,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:52,073 INFO L470 AbstractCegarLoop]: Abstraction has 6620 states and 18220 transitions. [2022-03-01 16:44:52,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:52,074 INFO L276 IsEmpty]: Start isEmpty. Operand 6620 states and 18220 transitions. [2022-03-01 16:44:52,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:52,079 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:52,079 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:52,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2022-03-01 16:44:52,079 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)] === [2022-03-01 16:44:52,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:52,079 INFO L85 PathProgramCache]: Analyzing trace with hash 517439919, now seen corresponding path program 38 times [2022-03-01 16:44:52,080 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:52,080 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033605809] [2022-03-01 16:44:52,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:52,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:52,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:52,799 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:52,799 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033605809] [2022-03-01 16:44:52,799 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033605809] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:52,799 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:52,799 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:52,799 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32678808] [2022-03-01 16:44:52,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:52,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:52,799 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:52,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:52,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:52,800 INFO L87 Difference]: Start difference. First operand 6620 states and 18220 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:54,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:54,260 INFO L93 Difference]: Finished difference Result 8280 states and 21985 transitions. [2022-03-01 16:44:54,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:44:54,260 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:44:54,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:54,273 INFO L225 Difference]: With dead ends: 8280 [2022-03-01 16:44:54,273 INFO L226 Difference]: Without dead ends: 8280 [2022-03-01 16:44:54,273 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:44:54,273 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1350 mSDsluCounter, 1550 mSDsCounter, 0 mSdLazyCounter, 1366 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1350 SdHoareTripleChecker+Valid, 1890 SdHoareTripleChecker+Invalid, 1629 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 1366 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:54,273 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1350 Valid, 1890 Invalid, 1629 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 1366 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:44:54,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8280 states. [2022-03-01 16:44:54,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8280 to 6620. [2022-03-01 16:44:54,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6620 states, 6616 states have (on average 2.7539298669891172) internal successors, (18220), 6619 states have internal predecessors, (18220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:54,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6620 states to 6620 states and 18220 transitions. [2022-03-01 16:44:54,369 INFO L78 Accepts]: Start accepts. Automaton has 6620 states and 18220 transitions. Word has length 100 [2022-03-01 16:44:54,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:54,369 INFO L470 AbstractCegarLoop]: Abstraction has 6620 states and 18220 transitions. [2022-03-01 16:44:54,369 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:54,369 INFO L276 IsEmpty]: Start isEmpty. Operand 6620 states and 18220 transitions. [2022-03-01 16:44:54,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:54,375 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:54,375 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:54,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2022-03-01 16:44:54,375 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)] === [2022-03-01 16:44:54,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:54,375 INFO L85 PathProgramCache]: Analyzing trace with hash -2140650173, now seen corresponding path program 39 times [2022-03-01 16:44:54,375 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:54,375 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998626475] [2022-03-01 16:44:54,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:54,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:54,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:55,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:55,432 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:55,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998626475] [2022-03-01 16:44:55,432 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998626475] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:55,432 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:55,432 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:55,433 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013181803] [2022-03-01 16:44:55,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:55,433 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:55,433 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:55,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:55,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:55,433 INFO L87 Difference]: Start difference. First operand 6620 states and 18220 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:57,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:57,129 INFO L93 Difference]: Finished difference Result 8266 states and 21972 transitions. [2022-03-01 16:44:57,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:57,130 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 [2022-03-01 16:44:57,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:57,143 INFO L225 Difference]: With dead ends: 8266 [2022-03-01 16:44:57,143 INFO L226 Difference]: Without dead ends: 8266 [2022-03-01 16:44:57,143 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:57,143 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1475 mSDsluCounter, 1536 mSDsCounter, 0 mSdLazyCounter, 1425 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1475 SdHoareTripleChecker+Valid, 1887 SdHoareTripleChecker+Invalid, 1659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1425 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:57,143 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1475 Valid, 1887 Invalid, 1659 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1425 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:44:57,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8266 states. [2022-03-01 16:44:57,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8266 to 6536. [2022-03-01 16:44:57,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 6532 states have (on average 2.7516840171463564) internal successors, (17974), 6535 states have internal predecessors, (17974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:57,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 17974 transitions. [2022-03-01 16:44:57,247 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 17974 transitions. Word has length 100 [2022-03-01 16:44:57,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:57,247 INFO L470 AbstractCegarLoop]: Abstraction has 6536 states and 17974 transitions. [2022-03-01 16:44:57,247 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:57,247 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 17974 transitions. [2022-03-01 16:44:57,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:57,253 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:57,253 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:57,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2022-03-01 16:44:57,253 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)] === [2022-03-01 16:44:57,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:57,254 INFO L85 PathProgramCache]: Analyzing trace with hash -1460347969, now seen corresponding path program 40 times [2022-03-01 16:44:57,254 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:57,254 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357149860] [2022-03-01 16:44:57,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:57,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:57,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:57,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:57,904 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:57,904 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357149860] [2022-03-01 16:44:57,904 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357149860] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:57,904 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:57,904 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:57,904 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697789244] [2022-03-01 16:44:57,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:57,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:57,904 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:57,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:57,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:57,904 INFO L87 Difference]: Start difference. First operand 6536 states and 17974 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:59,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:59,649 INFO L93 Difference]: Finished difference Result 9485 states and 24985 transitions. [2022-03-01 16:44:59,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:44:59,649 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 [2022-03-01 16:44:59,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:59,664 INFO L225 Difference]: With dead ends: 9485 [2022-03-01 16:44:59,664 INFO L226 Difference]: Without dead ends: 9485 [2022-03-01 16:44:59,664 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=472, Invalid=934, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 16:44:59,664 INFO L933 BasicCegarLoop]: 454 mSDtfsCounter, 1646 mSDsluCounter, 1766 mSDsCounter, 0 mSdLazyCounter, 1648 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1646 SdHoareTripleChecker+Valid, 2193 SdHoareTripleChecker+Invalid, 1906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:59,664 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1646 Valid, 2193 Invalid, 1906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1648 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:44:59,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9485 states. [2022-03-01 16:44:59,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9485 to 6648. [2022-03-01 16:44:59,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6648 states, 6644 states have (on average 2.754665863937387) internal successors, (18302), 6647 states have internal predecessors, (18302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:59,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6648 states to 6648 states and 18302 transitions. [2022-03-01 16:44:59,764 INFO L78 Accepts]: Start accepts. Automaton has 6648 states and 18302 transitions. Word has length 100 [2022-03-01 16:44:59,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:59,765 INFO L470 AbstractCegarLoop]: Abstraction has 6648 states and 18302 transitions. [2022-03-01 16:44:59,765 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:59,765 INFO L276 IsEmpty]: Start isEmpty. Operand 6648 states and 18302 transitions. [2022-03-01 16:44:59,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:59,770 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:59,770 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] [2022-03-01 16:44:59,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2022-03-01 16:44:59,770 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)] === [2022-03-01 16:44:59,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:59,770 INFO L85 PathProgramCache]: Analyzing trace with hash -430897113, now seen corresponding path program 41 times [2022-03-01 16:44:59,770 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:59,770 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824996499] [2022-03-01 16:44:59,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:59,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:59,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:00,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:00,510 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:00,510 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824996499] [2022-03-01 16:45:00,510 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824996499] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:00,510 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:00,510 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:00,510 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620258876] [2022-03-01 16:45:00,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:00,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:00,511 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:00,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:00,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:00,511 INFO L87 Difference]: Start difference. First operand 6648 states and 18302 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:02,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:02,212 INFO L93 Difference]: Finished difference Result 9149 states and 24057 transitions. [2022-03-01 16:45:02,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:45:02,213 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:45:02,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:02,226 INFO L225 Difference]: With dead ends: 9149 [2022-03-01 16:45:02,226 INFO L226 Difference]: Without dead ends: 9149 [2022-03-01 16:45:02,227 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=405, Invalid=855, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:45:02,227 INFO L933 BasicCegarLoop]: 424 mSDtfsCounter, 1826 mSDsluCounter, 1470 mSDsCounter, 0 mSdLazyCounter, 1463 mSolverCounterSat, 361 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1826 SdHoareTripleChecker+Valid, 1872 SdHoareTripleChecker+Invalid, 1824 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 361 IncrementalHoareTripleChecker+Valid, 1463 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:02,227 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1826 Valid, 1872 Invalid, 1824 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [361 Valid, 1463 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:45:02,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9149 states. [2022-03-01 16:45:02,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9149 to 6732. [2022-03-01 16:45:02,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6732 states, 6728 states have (on average 2.756837098692033) internal successors, (18548), 6731 states have internal predecessors, (18548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:02,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6732 states to 6732 states and 18548 transitions. [2022-03-01 16:45:02,334 INFO L78 Accepts]: Start accepts. Automaton has 6732 states and 18548 transitions. Word has length 100 [2022-03-01 16:45:02,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:02,334 INFO L470 AbstractCegarLoop]: Abstraction has 6732 states and 18548 transitions. [2022-03-01 16:45:02,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:02,335 INFO L276 IsEmpty]: Start isEmpty. Operand 6732 states and 18548 transitions. [2022-03-01 16:45:02,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:02,340 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:02,340 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:02,340 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218 [2022-03-01 16:45:02,340 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)] === [2022-03-01 16:45:02,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:02,341 INFO L85 PathProgramCache]: Analyzing trace with hash -454969233, now seen corresponding path program 42 times [2022-03-01 16:45:02,341 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:02,341 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680575674] [2022-03-01 16:45:02,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:02,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:02,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:03,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:03,453 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:03,454 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680575674] [2022-03-01 16:45:03,454 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680575674] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:03,454 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:03,454 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:03,454 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712072165] [2022-03-01 16:45:03,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:03,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:03,454 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:03,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:03,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:03,455 INFO L87 Difference]: Start difference. First operand 6732 states and 18548 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:05,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:05,109 INFO L93 Difference]: Finished difference Result 9008 states and 24019 transitions. [2022-03-01 16:45:05,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:05,110 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:45:05,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:05,124 INFO L225 Difference]: With dead ends: 9008 [2022-03-01 16:45:05,124 INFO L226 Difference]: Without dead ends: 9008 [2022-03-01 16:45:05,125 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:05,125 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1605 mSDsluCounter, 1637 mSDsCounter, 0 mSdLazyCounter, 1563 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1605 SdHoareTripleChecker+Valid, 1984 SdHoareTripleChecker+Invalid, 1812 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 1563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:05,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1605 Valid, 1984 Invalid, 1812 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [249 Valid, 1563 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:45:05,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9008 states. [2022-03-01 16:45:05,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9008 to 6690. [2022-03-01 16:45:05,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6690 states, 6686 states have (on average 2.7557583009273108) internal successors, (18425), 6689 states have internal predecessors, (18425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:05,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6690 states to 6690 states and 18425 transitions. [2022-03-01 16:45:05,232 INFO L78 Accepts]: Start accepts. Automaton has 6690 states and 18425 transitions. Word has length 100 [2022-03-01 16:45:05,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:05,232 INFO L470 AbstractCegarLoop]: Abstraction has 6690 states and 18425 transitions. [2022-03-01 16:45:05,232 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:05,232 INFO L276 IsEmpty]: Start isEmpty. Operand 6690 states and 18425 transitions. [2022-03-01 16:45:05,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:05,237 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:05,237 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, 1, 1, 1, 1] [2022-03-01 16:45:05,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219 [2022-03-01 16:45:05,237 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)] === [2022-03-01 16:45:05,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:05,238 INFO L85 PathProgramCache]: Analyzing trace with hash 791586943, now seen corresponding path program 43 times [2022-03-01 16:45:05,238 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:05,238 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448378898] [2022-03-01 16:45:05,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:05,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:06,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:06,313 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:06,313 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448378898] [2022-03-01 16:45:06,313 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448378898] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:06,313 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:06,313 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:06,314 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952699560] [2022-03-01 16:45:06,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:06,314 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:06,314 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:06,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:06,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:06,314 INFO L87 Difference]: Start difference. First operand 6690 states and 18425 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:08,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:08,028 INFO L93 Difference]: Finished difference Result 8644 states and 23009 transitions. [2022-03-01 16:45:08,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:45:08,028 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:45:08,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:08,042 INFO L225 Difference]: With dead ends: 8644 [2022-03-01 16:45:08,042 INFO L226 Difference]: Without dead ends: 8644 [2022-03-01 16:45:08,042 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:45:08,042 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 1281 mSDsluCounter, 1904 mSDsCounter, 0 mSdLazyCounter, 1732 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1281 SdHoareTripleChecker+Valid, 2236 SdHoareTripleChecker+Invalid, 1969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1732 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:08,042 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1281 Valid, 2236 Invalid, 1969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1732 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:45:08,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8644 states. [2022-03-01 16:45:08,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8644 to 6704. [2022-03-01 16:45:08,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6704 states, 6700 states have (on average 2.7561194029850746) internal successors, (18466), 6703 states have internal predecessors, (18466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:08,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6704 states to 6704 states and 18466 transitions. [2022-03-01 16:45:08,150 INFO L78 Accepts]: Start accepts. Automaton has 6704 states and 18466 transitions. Word has length 100 [2022-03-01 16:45:08,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:08,150 INFO L470 AbstractCegarLoop]: Abstraction has 6704 states and 18466 transitions. [2022-03-01 16:45:08,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:08,150 INFO L276 IsEmpty]: Start isEmpty. Operand 6704 states and 18466 transitions. [2022-03-01 16:45:08,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:08,156 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:08,156 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:08,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220 [2022-03-01 16:45:08,156 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)] === [2022-03-01 16:45:08,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:08,156 INFO L85 PathProgramCache]: Analyzing trace with hash -1866503149, now seen corresponding path program 44 times [2022-03-01 16:45:08,156 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:08,156 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896610186] [2022-03-01 16:45:08,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:08,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:08,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:09,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:09,009 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:09,009 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896610186] [2022-03-01 16:45:09,009 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896610186] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:09,009 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:09,009 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:09,009 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904042182] [2022-03-01 16:45:09,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:09,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:09,009 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:09,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:09,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:09,010 INFO L87 Difference]: Start difference. First operand 6704 states and 18466 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:10,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:10,575 INFO L93 Difference]: Finished difference Result 8812 states and 23473 transitions. [2022-03-01 16:45:10,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:10,575 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:45:10,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:10,589 INFO L225 Difference]: With dead ends: 8812 [2022-03-01 16:45:10,589 INFO L226 Difference]: Without dead ends: 8812 [2022-03-01 16:45:10,589 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:10,589 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1722 mSDsluCounter, 1479 mSDsCounter, 0 mSdLazyCounter, 1397 mSolverCounterSat, 301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1722 SdHoareTripleChecker+Valid, 1830 SdHoareTripleChecker+Invalid, 1698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 301 IncrementalHoareTripleChecker+Valid, 1397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:10,589 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1722 Valid, 1830 Invalid, 1698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [301 Valid, 1397 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:45:10,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8812 states. [2022-03-01 16:45:10,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8812 to 6676. [2022-03-01 16:45:10,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6676 states, 6672 states have (on average 2.7553956834532376) internal successors, (18384), 6675 states have internal predecessors, (18384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:10,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6676 states to 6676 states and 18384 transitions. [2022-03-01 16:45:10,692 INFO L78 Accepts]: Start accepts. Automaton has 6676 states and 18384 transitions. Word has length 100 [2022-03-01 16:45:10,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:10,693 INFO L470 AbstractCegarLoop]: Abstraction has 6676 states and 18384 transitions. [2022-03-01 16:45:10,693 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:10,693 INFO L276 IsEmpty]: Start isEmpty. Operand 6676 states and 18384 transitions. [2022-03-01 16:45:10,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:10,698 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:10,698 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:10,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable221 [2022-03-01 16:45:10,698 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)] === [2022-03-01 16:45:10,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:10,699 INFO L85 PathProgramCache]: Analyzing trace with hash -1461168913, now seen corresponding path program 45 times [2022-03-01 16:45:10,699 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:10,699 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353388743] [2022-03-01 16:45:10,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:10,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:11,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:11,455 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:11,455 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353388743] [2022-03-01 16:45:11,455 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353388743] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:11,455 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:11,455 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:11,455 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051536501] [2022-03-01 16:45:11,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:11,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:11,455 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:11,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:11,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:11,455 INFO L87 Difference]: Start difference. First operand 6676 states and 18384 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:12,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:12,907 INFO L93 Difference]: Finished difference Result 8476 states and 22559 transitions. [2022-03-01 16:45:12,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:45:12,907 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:45:12,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:12,920 INFO L225 Difference]: With dead ends: 8476 [2022-03-01 16:45:12,920 INFO L226 Difference]: Without dead ends: 8476 [2022-03-01 16:45:12,921 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:45:12,921 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1535 mSDsluCounter, 1758 mSDsCounter, 0 mSdLazyCounter, 1564 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1535 SdHoareTripleChecker+Valid, 2081 SdHoareTripleChecker+Invalid, 1769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 1564 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:12,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1535 Valid, 2081 Invalid, 1769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 1564 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:45:12,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8476 states. [2022-03-01 16:45:13,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8476 to 6676. [2022-03-01 16:45:13,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6676 states, 6672 states have (on average 2.7553956834532376) internal successors, (18384), 6675 states have internal predecessors, (18384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:13,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6676 states to 6676 states and 18384 transitions. [2022-03-01 16:45:13,030 INFO L78 Accepts]: Start accepts. Automaton has 6676 states and 18384 transitions. Word has length 100 [2022-03-01 16:45:13,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:13,030 INFO L470 AbstractCegarLoop]: Abstraction has 6676 states and 18384 transitions. [2022-03-01 16:45:13,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:13,030 INFO L276 IsEmpty]: Start isEmpty. Operand 6676 states and 18384 transitions. [2022-03-01 16:45:13,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:13,036 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:13,036 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, 1, 1] [2022-03-01 16:45:13,036 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable222 [2022-03-01 16:45:13,036 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)] === [2022-03-01 16:45:13,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:13,037 INFO L85 PathProgramCache]: Analyzing trace with hash 1292681657, now seen corresponding path program 46 times [2022-03-01 16:45:13,037 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:13,037 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480710324] [2022-03-01 16:45:13,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:13,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:13,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:13,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:13,877 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:13,877 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480710324] [2022-03-01 16:45:13,877 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480710324] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:13,878 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:13,878 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:13,878 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632448057] [2022-03-01 16:45:13,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:13,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:13,878 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:13,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:13,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:13,878 INFO L87 Difference]: Start difference. First operand 6676 states and 18384 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:15,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:15,598 INFO L93 Difference]: Finished difference Result 8700 states and 23159 transitions. [2022-03-01 16:45:15,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:45:15,598 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:45:15,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:15,611 INFO L225 Difference]: With dead ends: 8700 [2022-03-01 16:45:15,611 INFO L226 Difference]: Without dead ends: 8700 [2022-03-01 16:45:15,612 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:45:15,612 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1388 mSDsluCounter, 1947 mSDsCounter, 0 mSdLazyCounter, 1753 mSolverCounterSat, 203 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1388 SdHoareTripleChecker+Valid, 2283 SdHoareTripleChecker+Invalid, 1956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 203 IncrementalHoareTripleChecker+Valid, 1753 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:15,612 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1388 Valid, 2283 Invalid, 1956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 1753 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:45:15,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8700 states. [2022-03-01 16:45:15,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8700 to 6676. [2022-03-01 16:45:15,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6676 states, 6672 states have (on average 2.7553956834532376) internal successors, (18384), 6675 states have internal predecessors, (18384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:15,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6676 states to 6676 states and 18384 transitions. [2022-03-01 16:45:15,702 INFO L78 Accepts]: Start accepts. Automaton has 6676 states and 18384 transitions. Word has length 100 [2022-03-01 16:45:15,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:15,703 INFO L470 AbstractCegarLoop]: Abstraction has 6676 states and 18384 transitions. [2022-03-01 16:45:15,703 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:15,703 INFO L276 IsEmpty]: Start isEmpty. Operand 6676 states and 18384 transitions. [2022-03-01 16:45:15,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:15,708 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:15,708 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:15,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable223 [2022-03-01 16:45:15,708 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)] === [2022-03-01 16:45:15,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:15,708 INFO L85 PathProgramCache]: Analyzing trace with hash -1365408435, now seen corresponding path program 47 times [2022-03-01 16:45:15,708 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:15,708 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646162402] [2022-03-01 16:45:15,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:15,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:15,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:16,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:16,799 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:16,799 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646162402] [2022-03-01 16:45:16,799 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646162402] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:16,799 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:16,799 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:16,799 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885610994] [2022-03-01 16:45:16,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:16,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:16,799 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:16,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:16,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:16,807 INFO L87 Difference]: Start difference. First operand 6676 states and 18384 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:18,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:18,459 INFO L93 Difference]: Finished difference Result 8686 states and 23146 transitions. [2022-03-01 16:45:18,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:18,459 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:45:18,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:18,472 INFO L225 Difference]: With dead ends: 8686 [2022-03-01 16:45:18,472 INFO L226 Difference]: Without dead ends: 8686 [2022-03-01 16:45:18,472 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:18,472 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1641 mSDsluCounter, 1584 mSDsCounter, 0 mSdLazyCounter, 1406 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1641 SdHoareTripleChecker+Valid, 1937 SdHoareTripleChecker+Invalid, 1671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 1406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:18,472 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1641 Valid, 1937 Invalid, 1671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 1406 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:45:18,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8686 states. [2022-03-01 16:45:18,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8686 to 6564. [2022-03-01 16:45:18,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6564 states, 6560 states have (on average 2.752439024390244) internal successors, (18056), 6563 states have internal predecessors, (18056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:18,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6564 states to 6564 states and 18056 transitions. [2022-03-01 16:45:18,565 INFO L78 Accepts]: Start accepts. Automaton has 6564 states and 18056 transitions. Word has length 100 [2022-03-01 16:45:18,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:18,565 INFO L470 AbstractCegarLoop]: Abstraction has 6564 states and 18056 transitions. [2022-03-01 16:45:18,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:18,565 INFO L276 IsEmpty]: Start isEmpty. Operand 6564 states and 18056 transitions. [2022-03-01 16:45:18,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:18,570 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:18,571 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:18,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224 [2022-03-01 16:45:18,571 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)] === [2022-03-01 16:45:18,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:18,571 INFO L85 PathProgramCache]: Analyzing trace with hash -1791588703, now seen corresponding path program 48 times [2022-03-01 16:45:18,571 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:18,571 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574125014] [2022-03-01 16:45:18,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:18,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:19,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:19,114 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:19,114 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574125014] [2022-03-01 16:45:19,114 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574125014] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:19,114 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:19,114 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:19,114 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571990035] [2022-03-01 16:45:19,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:19,114 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:19,114 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:19,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:19,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:19,115 INFO L87 Difference]: Start difference. First operand 6564 states and 18056 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:20,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:20,929 INFO L93 Difference]: Finished difference Result 9345 states and 24589 transitions. [2022-03-01 16:45:20,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:45:20,929 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:45:20,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:20,947 INFO L225 Difference]: With dead ends: 9345 [2022-03-01 16:45:20,947 INFO L226 Difference]: Without dead ends: 9345 [2022-03-01 16:45:20,948 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=494, Invalid=988, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 16:45:20,948 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 1394 mSDsluCounter, 1759 mSDsCounter, 0 mSdLazyCounter, 1610 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1394 SdHoareTripleChecker+Valid, 2197 SdHoareTripleChecker+Invalid, 1899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:20,948 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1394 Valid, 2197 Invalid, 1899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1610 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:45:20,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9345 states. [2022-03-01 16:45:21,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9345 to 6634. [2022-03-01 16:45:21,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6634 states, 6630 states have (on average 2.7542986425339366) internal successors, (18261), 6633 states have internal predecessors, (18261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:21,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6634 states to 6634 states and 18261 transitions. [2022-03-01 16:45:21,065 INFO L78 Accepts]: Start accepts. Automaton has 6634 states and 18261 transitions. Word has length 100 [2022-03-01 16:45:21,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:21,065 INFO L470 AbstractCegarLoop]: Abstraction has 6634 states and 18261 transitions. [2022-03-01 16:45:21,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:21,065 INFO L276 IsEmpty]: Start isEmpty. Operand 6634 states and 18261 transitions. [2022-03-01 16:45:21,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:21,070 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:21,070 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:21,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225 [2022-03-01 16:45:21,070 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)] === [2022-03-01 16:45:21,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:21,070 INFO L85 PathProgramCache]: Analyzing trace with hash -762137847, now seen corresponding path program 49 times [2022-03-01 16:45:21,070 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:21,070 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599352640] [2022-03-01 16:45:21,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:21,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:21,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:21,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:21,879 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:21,879 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599352640] [2022-03-01 16:45:21,879 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599352640] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:21,880 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:21,880 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:21,880 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643265402] [2022-03-01 16:45:21,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:21,880 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:21,880 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:21,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:21,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:21,880 INFO L87 Difference]: Start difference. First operand 6634 states and 18261 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:23,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:23,683 INFO L93 Difference]: Finished difference Result 9009 states and 23661 transitions. [2022-03-01 16:45:23,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:45:23,684 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:45:23,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:23,697 INFO L225 Difference]: With dead ends: 9009 [2022-03-01 16:45:23,698 INFO L226 Difference]: Without dead ends: 9009 [2022-03-01 16:45:23,698 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=376, Invalid=814, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:45:23,698 INFO L933 BasicCegarLoop]: 413 mSDtfsCounter, 1653 mSDsluCounter, 1743 mSDsCounter, 0 mSdLazyCounter, 1716 mSolverCounterSat, 324 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1653 SdHoareTripleChecker+Valid, 2131 SdHoareTripleChecker+Invalid, 2040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 324 IncrementalHoareTripleChecker+Valid, 1716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:23,698 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1653 Valid, 2131 Invalid, 2040 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [324 Valid, 1716 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:45:23,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9009 states. [2022-03-01 16:45:23,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9009 to 6690. [2022-03-01 16:45:23,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6690 states, 6686 states have (on average 2.7557583009273108) internal successors, (18425), 6689 states have internal predecessors, (18425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:23,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6690 states to 6690 states and 18425 transitions. [2022-03-01 16:45:23,802 INFO L78 Accepts]: Start accepts. Automaton has 6690 states and 18425 transitions. Word has length 100 [2022-03-01 16:45:23,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:23,803 INFO L470 AbstractCegarLoop]: Abstraction has 6690 states and 18425 transitions. [2022-03-01 16:45:23,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:23,803 INFO L276 IsEmpty]: Start isEmpty. Operand 6690 states and 18425 transitions. [2022-03-01 16:45:23,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:23,809 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:23,809 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:23,809 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable226 [2022-03-01 16:45:23,809 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)] === [2022-03-01 16:45:23,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:23,810 INFO L85 PathProgramCache]: Analyzing trace with hash -786209967, now seen corresponding path program 50 times [2022-03-01 16:45:23,810 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:23,810 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651928944] [2022-03-01 16:45:23,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:23,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:23,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:24,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:24,905 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:24,905 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651928944] [2022-03-01 16:45:24,905 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651928944] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:24,905 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:24,905 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:24,905 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65825771] [2022-03-01 16:45:24,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:24,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:24,905 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:24,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:24,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:24,906 INFO L87 Difference]: Start difference. First operand 6690 states and 18425 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:26,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:26,791 INFO L93 Difference]: Finished difference Result 8868 states and 23623 transitions. [2022-03-01 16:45:26,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:26,791 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:45:26,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:26,804 INFO L225 Difference]: With dead ends: 8868 [2022-03-01 16:45:26,804 INFO L226 Difference]: Without dead ends: 8868 [2022-03-01 16:45:26,805 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:26,805 INFO L933 BasicCegarLoop]: 367 mSDtfsCounter, 1220 mSDsluCounter, 2087 mSDsCounter, 0 mSdLazyCounter, 1865 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1220 SdHoareTripleChecker+Valid, 2428 SdHoareTripleChecker+Invalid, 2072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 1865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:26,805 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1220 Valid, 2428 Invalid, 2072 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 1865 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:45:26,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8868 states. [2022-03-01 16:45:26,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8868 to 6648. [2022-03-01 16:45:26,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6648 states, 6644 states have (on average 2.754665863937387) internal successors, (18302), 6647 states have internal predecessors, (18302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:26,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6648 states to 6648 states and 18302 transitions. [2022-03-01 16:45:26,907 INFO L78 Accepts]: Start accepts. Automaton has 6648 states and 18302 transitions. Word has length 100 [2022-03-01 16:45:26,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:26,908 INFO L470 AbstractCegarLoop]: Abstraction has 6648 states and 18302 transitions. [2022-03-01 16:45:26,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:26,908 INFO L276 IsEmpty]: Start isEmpty. Operand 6648 states and 18302 transitions. [2022-03-01 16:45:26,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:26,913 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:26,913 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:26,913 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227 [2022-03-01 16:45:26,913 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)] === [2022-03-01 16:45:26,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:26,914 INFO L85 PathProgramCache]: Analyzing trace with hash 460346209, now seen corresponding path program 51 times [2022-03-01 16:45:26,914 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:26,914 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391754978] [2022-03-01 16:45:26,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:26,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:27,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:27,823 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:27,823 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391754978] [2022-03-01 16:45:27,823 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391754978] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:27,823 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:27,823 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:27,823 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464441106] [2022-03-01 16:45:27,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:27,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:27,824 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:27,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:27,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:27,824 INFO L87 Difference]: Start difference. First operand 6648 states and 18302 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:29,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:29,168 INFO L93 Difference]: Finished difference Result 8308 states and 22081 transitions. [2022-03-01 16:45:29,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:45:29,168 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 [2022-03-01 16:45:29,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:29,180 INFO L225 Difference]: With dead ends: 8308 [2022-03-01 16:45:29,180 INFO L226 Difference]: Without dead ends: 8308 [2022-03-01 16:45:29,181 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:45:29,181 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1649 mSDsluCounter, 1418 mSDsCounter, 0 mSdLazyCounter, 1338 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1649 SdHoareTripleChecker+Valid, 1752 SdHoareTripleChecker+Invalid, 1615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 1338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:29,181 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1649 Valid, 1752 Invalid, 1615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 1338 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:45:29,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8308 states. [2022-03-01 16:45:29,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8308 to 6648. [2022-03-01 16:45:29,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6648 states, 6644 states have (on average 2.754665863937387) internal successors, (18302), 6647 states have internal predecessors, (18302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:29,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6648 states to 6648 states and 18302 transitions. [2022-03-01 16:45:29,280 INFO L78 Accepts]: Start accepts. Automaton has 6648 states and 18302 transitions. Word has length 100 [2022-03-01 16:45:29,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:29,280 INFO L470 AbstractCegarLoop]: Abstraction has 6648 states and 18302 transitions. [2022-03-01 16:45:29,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:29,280 INFO L276 IsEmpty]: Start isEmpty. Operand 6648 states and 18302 transitions. [2022-03-01 16:45:29,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:29,285 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:29,285 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:29,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable228 [2022-03-01 16:45:29,285 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)] === [2022-03-01 16:45:29,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:29,286 INFO L85 PathProgramCache]: Analyzing trace with hash 2097223413, now seen corresponding path program 52 times [2022-03-01 16:45:29,286 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:29,286 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004555395] [2022-03-01 16:45:29,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:29,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:29,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:30,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:30,124 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:30,124 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004555395] [2022-03-01 16:45:30,124 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004555395] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:30,124 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:30,124 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:30,124 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107636363] [2022-03-01 16:45:30,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:30,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:30,125 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:30,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:30,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:30,125 INFO L87 Difference]: Start difference. First operand 6648 states and 18302 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:31,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:31,893 INFO L93 Difference]: Finished difference Result 8518 states and 22668 transitions. [2022-03-01 16:45:31,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:31,894 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 [2022-03-01 16:45:31,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:31,906 INFO L225 Difference]: With dead ends: 8518 [2022-03-01 16:45:31,906 INFO L226 Difference]: Without dead ends: 8518 [2022-03-01 16:45:31,907 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:31,907 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 1579 mSDsluCounter, 1834 mSDsCounter, 0 mSdLazyCounter, 1637 mSolverCounterSat, 239 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1579 SdHoareTripleChecker+Valid, 2180 SdHoareTripleChecker+Invalid, 1876 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 239 IncrementalHoareTripleChecker+Valid, 1637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:31,907 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1579 Valid, 2180 Invalid, 1876 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [239 Valid, 1637 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:45:31,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8518 states. [2022-03-01 16:45:31,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8518 to 6578. [2022-03-01 16:45:31,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6578 states, 6574 states have (on average 2.752814116215394) internal successors, (18097), 6577 states have internal predecessors, (18097), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:31,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6578 states to 6578 states and 18097 transitions. [2022-03-01 16:45:31,994 INFO L78 Accepts]: Start accepts. Automaton has 6578 states and 18097 transitions. Word has length 100 [2022-03-01 16:45:31,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:31,994 INFO L470 AbstractCegarLoop]: Abstraction has 6578 states and 18097 transitions. [2022-03-01 16:45:31,994 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:31,994 INFO L276 IsEmpty]: Start isEmpty. Operand 6578 states and 18097 transitions. [2022-03-01 16:45:31,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:31,999 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:31,999 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:31,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable229 [2022-03-01 16:45:32,000 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)] === [2022-03-01 16:45:32,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:32,000 INFO L85 PathProgramCache]: Analyzing trace with hash 942327379, now seen corresponding path program 53 times [2022-03-01 16:45:32,000 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:32,000 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114243380] [2022-03-01 16:45:32,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:32,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:32,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:32,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:32,634 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:32,634 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114243380] [2022-03-01 16:45:32,634 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114243380] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:32,634 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:32,634 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:32,634 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398339128] [2022-03-01 16:45:32,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:32,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:32,634 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:32,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:32,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:32,635 INFO L87 Difference]: Start difference. First operand 6578 states and 18097 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:34,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:34,805 INFO L93 Difference]: Finished difference Result 9219 states and 24248 transitions. [2022-03-01 16:45:34,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 16:45:34,806 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:45:34,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:34,819 INFO L225 Difference]: With dead ends: 9219 [2022-03-01 16:45:34,819 INFO L226 Difference]: Without dead ends: 9219 [2022-03-01 16:45:34,819 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=515, Invalid=1045, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 16:45:34,819 INFO L933 BasicCegarLoop]: 474 mSDtfsCounter, 1381 mSDsluCounter, 2282 mSDsCounter, 0 mSdLazyCounter, 2055 mSolverCounterSat, 278 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1381 SdHoareTripleChecker+Valid, 2729 SdHoareTripleChecker+Invalid, 2333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 278 IncrementalHoareTripleChecker+Valid, 2055 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:34,820 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1381 Valid, 2729 Invalid, 2333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [278 Valid, 2055 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:45:34,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9219 states. [2022-03-01 16:45:34,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9219 to 6662. [2022-03-01 16:45:34,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6662 states, 6658 states have (on average 2.755031541003304) internal successors, (18343), 6661 states have internal predecessors, (18343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:34,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6662 states to 6662 states and 18343 transitions. [2022-03-01 16:45:34,915 INFO L78 Accepts]: Start accepts. Automaton has 6662 states and 18343 transitions. Word has length 100 [2022-03-01 16:45:34,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:34,915 INFO L470 AbstractCegarLoop]: Abstraction has 6662 states and 18343 transitions. [2022-03-01 16:45:34,915 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:34,915 INFO L276 IsEmpty]: Start isEmpty. Operand 6662 states and 18343 transitions. [2022-03-01 16:45:34,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:34,921 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:34,921 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:34,921 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230 [2022-03-01 16:45:34,921 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)] === [2022-03-01 16:45:34,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:34,921 INFO L85 PathProgramCache]: Analyzing trace with hash 1971778235, now seen corresponding path program 54 times [2022-03-01 16:45:34,922 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:34,922 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905862209] [2022-03-01 16:45:34,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:34,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:35,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:35,816 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:35,817 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905862209] [2022-03-01 16:45:35,817 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905862209] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:35,817 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:35,817 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:35,817 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87230616] [2022-03-01 16:45:35,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:35,817 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:35,817 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:35,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:35,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:35,818 INFO L87 Difference]: Start difference. First operand 6662 states and 18343 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:37,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:37,834 INFO L93 Difference]: Finished difference Result 9135 states and 24016 transitions. [2022-03-01 16:45:37,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:37,835 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 [2022-03-01 16:45:37,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:37,849 INFO L225 Difference]: With dead ends: 9135 [2022-03-01 16:45:37,849 INFO L226 Difference]: Without dead ends: 9135 [2022-03-01 16:45:37,849 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:37,850 INFO L933 BasicCegarLoop]: 401 mSDtfsCounter, 1669 mSDsluCounter, 2089 mSDsCounter, 0 mSdLazyCounter, 1938 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1669 SdHoareTripleChecker+Valid, 2462 SdHoareTripleChecker+Invalid, 2222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 1938 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:37,850 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1669 Valid, 2462 Invalid, 2222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 1938 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:45:37,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9135 states. [2022-03-01 16:45:37,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9135 to 6704. [2022-03-01 16:45:37,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6704 states, 6700 states have (on average 2.7561194029850746) internal successors, (18466), 6703 states have internal predecessors, (18466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:37,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6704 states to 6704 states and 18466 transitions. [2022-03-01 16:45:37,960 INFO L78 Accepts]: Start accepts. Automaton has 6704 states and 18466 transitions. Word has length 100 [2022-03-01 16:45:37,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:37,961 INFO L470 AbstractCegarLoop]: Abstraction has 6704 states and 18466 transitions. [2022-03-01 16:45:37,961 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) [2022-03-01 16:45:37,961 INFO L276 IsEmpty]: Start isEmpty. Operand 6704 states and 18466 transitions. [2022-03-01 16:45:37,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:37,967 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:37,967 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:37,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable231 [2022-03-01 16:45:37,967 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)] === [2022-03-01 16:45:37,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:37,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1947706115, now seen corresponding path program 55 times [2022-03-01 16:45:37,967 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:37,967 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021195573] [2022-03-01 16:45:37,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:37,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:39,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:39,069 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:39,069 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021195573] [2022-03-01 16:45:39,069 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021195573] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:39,069 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:39,069 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:39,069 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361228283] [2022-03-01 16:45:39,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:39,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:39,070 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:39,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:39,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:39,070 INFO L87 Difference]: Start difference. First operand 6704 states and 18466 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:40,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:40,969 INFO L93 Difference]: Finished difference Result 8602 states and 22886 transitions. [2022-03-01 16:45:40,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:40,969 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:45:40,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:40,982 INFO L225 Difference]: With dead ends: 8602 [2022-03-01 16:45:40,983 INFO L226 Difference]: Without dead ends: 8602 [2022-03-01 16:45:40,983 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:40,983 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 1367 mSDsluCounter, 2020 mSDsCounter, 0 mSdLazyCounter, 1869 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1367 SdHoareTripleChecker+Valid, 2362 SdHoareTripleChecker+Invalid, 2081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 1869 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:40,983 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1367 Valid, 2362 Invalid, 2081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 1869 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:45:40,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8602 states. [2022-03-01 16:45:41,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8602 to 6536. [2022-03-01 16:45:41,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 6532 states have (on average 2.7516840171463564) internal successors, (17974), 6535 states have internal predecessors, (17974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:41,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 17974 transitions. [2022-03-01 16:45:41,094 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 17974 transitions. Word has length 100 [2022-03-01 16:45:41,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:41,094 INFO L470 AbstractCegarLoop]: Abstraction has 6536 states and 17974 transitions. [2022-03-01 16:45:41,095 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:41,095 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 17974 transitions. [2022-03-01 16:45:41,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:41,102 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:41,102 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] [2022-03-01 16:45:41,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable232 [2022-03-01 16:45:41,102 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)] === [2022-03-01 16:45:41,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:41,103 INFO L85 PathProgramCache]: Analyzing trace with hash -121286847, now seen corresponding path program 1 times [2022-03-01 16:45:41,103 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:41,103 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707241117] [2022-03-01 16:45:41,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:41,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:41,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:42,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:42,411 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:42,411 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707241117] [2022-03-01 16:45:42,411 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707241117] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:42,411 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:42,411 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:42,411 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124599337] [2022-03-01 16:45:42,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:42,412 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:42,412 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:42,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:42,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:42,412 INFO L87 Difference]: Start difference. First operand 6536 states and 17974 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:43,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:43,849 INFO L93 Difference]: Finished difference Result 7583 states and 20495 transitions. [2022-03-01 16:45:43,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:43,849 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:45:43,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:43,861 INFO L225 Difference]: With dead ends: 7583 [2022-03-01 16:45:43,861 INFO L226 Difference]: Without dead ends: 7583 [2022-03-01 16:45:43,861 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:43,861 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1853 mSDsluCounter, 1372 mSDsCounter, 0 mSdLazyCounter, 1153 mSolverCounterSat, 321 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1853 SdHoareTripleChecker+Valid, 1599 SdHoareTripleChecker+Invalid, 1474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 321 IncrementalHoareTripleChecker+Valid, 1153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:43,861 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1853 Valid, 1599 Invalid, 1474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [321 Valid, 1153 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:45:43,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7583 states. [2022-03-01 16:45:43,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7583 to 7044. [2022-03-01 16:45:43,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7044 states, 7040 states have (on average 2.762215909090909) internal successors, (19446), 7043 states have internal predecessors, (19446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:43,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7044 states to 7044 states and 19446 transitions. [2022-03-01 16:45:43,961 INFO L78 Accepts]: Start accepts. Automaton has 7044 states and 19446 transitions. Word has length 100 [2022-03-01 16:45:43,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:43,961 INFO L470 AbstractCegarLoop]: Abstraction has 7044 states and 19446 transitions. [2022-03-01 16:45:43,961 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) [2022-03-01 16:45:43,961 INFO L276 IsEmpty]: Start isEmpty. Operand 7044 states and 19446 transitions. [2022-03-01 16:45:43,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:43,967 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:43,967 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:43,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable233 [2022-03-01 16:45:43,967 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)] === [2022-03-01 16:45:43,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:43,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1783583035, now seen corresponding path program 2 times [2022-03-01 16:45:43,967 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:43,967 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084450535] [2022-03-01 16:45:43,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:43,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:44,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:45,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:45,010 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:45,010 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084450535] [2022-03-01 16:45:45,010 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084450535] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:45,010 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:45,010 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:45,010 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551599341] [2022-03-01 16:45:45,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:45,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:45,010 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:45,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:45,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:45,010 INFO L87 Difference]: Start difference. First operand 7044 states and 19446 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:46,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:46,845 INFO L93 Difference]: Finished difference Result 8990 states and 24142 transitions. [2022-03-01 16:45:46,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:46,845 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:45:46,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:46,856 INFO L225 Difference]: With dead ends: 8990 [2022-03-01 16:45:46,856 INFO L226 Difference]: Without dead ends: 8990 [2022-03-01 16:45:46,856 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:46,856 INFO L933 BasicCegarLoop]: 397 mSDtfsCounter, 1400 mSDsluCounter, 2235 mSDsCounter, 0 mSdLazyCounter, 1850 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1400 SdHoareTripleChecker+Valid, 2545 SdHoareTripleChecker+Invalid, 2021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1850 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:46,856 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1400 Valid, 2545 Invalid, 2021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1850 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:45:46,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8990 states. [2022-03-01 16:45:46,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8990 to 7086. [2022-03-01 16:45:46,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7086 states, 7082 states have (on average 2.7633436882236655) internal successors, (19570), 7085 states have internal predecessors, (19570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:46,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7086 states to 7086 states and 19570 transitions. [2022-03-01 16:45:46,943 INFO L78 Accepts]: Start accepts. Automaton has 7086 states and 19570 transitions. Word has length 100 [2022-03-01 16:45:46,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:46,944 INFO L470 AbstractCegarLoop]: Abstraction has 7086 states and 19570 transitions. [2022-03-01 16:45:46,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:46,944 INFO L276 IsEmpty]: Start isEmpty. Operand 7086 states and 19570 transitions. [2022-03-01 16:45:46,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:46,949 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:46,949 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] [2022-03-01 16:45:46,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable234 [2022-03-01 16:45:46,949 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)] === [2022-03-01 16:45:46,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:46,950 INFO L85 PathProgramCache]: Analyzing trace with hash -382663941, now seen corresponding path program 3 times [2022-03-01 16:45:46,950 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:46,950 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749490022] [2022-03-01 16:45:46,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:46,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:46,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:47,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:47,595 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:47,595 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749490022] [2022-03-01 16:45:47,595 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749490022] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:47,595 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:47,595 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:47,596 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793455488] [2022-03-01 16:45:47,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:47,596 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:47,596 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:47,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:47,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:47,596 INFO L87 Difference]: Start difference. First operand 7086 states and 19570 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:48,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:48,947 INFO L93 Difference]: Finished difference Result 8346 states and 22320 transitions. [2022-03-01 16:45:48,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:45:48,947 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:45:48,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:48,958 INFO L225 Difference]: With dead ends: 8346 [2022-03-01 16:45:48,959 INFO L226 Difference]: Without dead ends: 8346 [2022-03-01 16:45:48,959 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:45:48,959 INFO L933 BasicCegarLoop]: 398 mSDtfsCounter, 1449 mSDsluCounter, 1646 mSDsCounter, 0 mSdLazyCounter, 1368 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1449 SdHoareTripleChecker+Valid, 1968 SdHoareTripleChecker+Invalid, 1565 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1368 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:48,959 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1449 Valid, 1968 Invalid, 1565 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1368 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:45:48,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8346 states. [2022-03-01 16:45:49,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8346 to 7128. [2022-03-01 16:45:49,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7128 states, 7124 states have (on average 2.7644581695676584) internal successors, (19694), 7127 states have internal predecessors, (19694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:49,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7128 states to 7128 states and 19694 transitions. [2022-03-01 16:45:49,059 INFO L78 Accepts]: Start accepts. Automaton has 7128 states and 19694 transitions. Word has length 100 [2022-03-01 16:45:49,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:49,059 INFO L470 AbstractCegarLoop]: Abstraction has 7128 states and 19694 transitions. [2022-03-01 16:45:49,059 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:49,059 INFO L276 IsEmpty]: Start isEmpty. Operand 7128 states and 19694 transitions. [2022-03-01 16:45:49,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:49,065 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:49,065 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, 1, 1] [2022-03-01 16:45:49,065 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable235 [2022-03-01 16:45:49,066 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)] === [2022-03-01 16:45:49,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:49,066 INFO L85 PathProgramCache]: Analyzing trace with hash 2054217839, now seen corresponding path program 4 times [2022-03-01 16:45:49,066 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:49,066 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698841099] [2022-03-01 16:45:49,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:49,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:49,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:49,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:49,940 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:49,940 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698841099] [2022-03-01 16:45:49,940 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698841099] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:49,940 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:49,940 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:49,940 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651649224] [2022-03-01 16:45:49,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:49,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:49,940 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:49,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:49,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:49,941 INFO L87 Difference]: Start difference. First operand 7128 states and 19694 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:51,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:51,447 INFO L93 Difference]: Finished difference Result 8640 states and 23156 transitions. [2022-03-01 16:45:51,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:51,448 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:45:51,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:51,460 INFO L225 Difference]: With dead ends: 8640 [2022-03-01 16:45:51,460 INFO L226 Difference]: Without dead ends: 8640 [2022-03-01 16:45:51,460 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:51,460 INFO L933 BasicCegarLoop]: 411 mSDtfsCounter, 1593 mSDsluCounter, 1558 mSDsCounter, 0 mSdLazyCounter, 1383 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1593 SdHoareTripleChecker+Valid, 1893 SdHoareTripleChecker+Invalid, 1584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 1383 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:51,460 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1593 Valid, 1893 Invalid, 1584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 1383 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:45:51,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8640 states. [2022-03-01 16:45:51,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8640 to 7128. [2022-03-01 16:45:51,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7128 states, 7124 states have (on average 2.7644581695676584) internal successors, (19694), 7127 states have internal predecessors, (19694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:51,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7128 states to 7128 states and 19694 transitions. [2022-03-01 16:45:51,546 INFO L78 Accepts]: Start accepts. Automaton has 7128 states and 19694 transitions. Word has length 100 [2022-03-01 16:45:51,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:51,546 INFO L470 AbstractCegarLoop]: Abstraction has 7128 states and 19694 transitions. [2022-03-01 16:45:51,546 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:51,546 INFO L276 IsEmpty]: Start isEmpty. Operand 7128 states and 19694 transitions. [2022-03-01 16:45:51,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:51,551 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:51,551 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:51,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable236 [2022-03-01 16:45:51,551 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)] === [2022-03-01 16:45:51,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:51,551 INFO L85 PathProgramCache]: Analyzing trace with hash 227783373, now seen corresponding path program 5 times [2022-03-01 16:45:51,551 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:51,551 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472616652] [2022-03-01 16:45:51,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:51,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:51,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:52,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:52,687 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:52,687 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472616652] [2022-03-01 16:45:52,687 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472616652] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:52,688 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:52,688 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:52,688 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754029276] [2022-03-01 16:45:52,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:52,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:52,688 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:52,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:52,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:52,688 INFO L87 Difference]: Start difference. First operand 7128 states and 19694 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:54,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:54,487 INFO L93 Difference]: Finished difference Result 8976 states and 24084 transitions. [2022-03-01 16:45:54,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:54,487 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:45:54,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:54,501 INFO L225 Difference]: With dead ends: 8976 [2022-03-01 16:45:54,502 INFO L226 Difference]: Without dead ends: 8976 [2022-03-01 16:45:54,502 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:54,502 INFO L933 BasicCegarLoop]: 402 mSDtfsCounter, 1406 mSDsluCounter, 2037 mSDsCounter, 0 mSdLazyCounter, 1781 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1406 SdHoareTripleChecker+Valid, 2354 SdHoareTripleChecker+Invalid, 1963 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 1781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:54,502 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1406 Valid, 2354 Invalid, 1963 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 1781 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:45:54,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8976 states. [2022-03-01 16:45:54,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8976 to 7128. [2022-03-01 16:45:54,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7128 states, 7124 states have (on average 2.7644581695676584) internal successors, (19694), 7127 states have internal predecessors, (19694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:54,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7128 states to 7128 states and 19694 transitions. [2022-03-01 16:45:54,622 INFO L78 Accepts]: Start accepts. Automaton has 7128 states and 19694 transitions. Word has length 100 [2022-03-01 16:45:54,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:54,622 INFO L470 AbstractCegarLoop]: Abstraction has 7128 states and 19694 transitions. [2022-03-01 16:45:54,622 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:54,622 INFO L276 IsEmpty]: Start isEmpty. Operand 7128 states and 19694 transitions. [2022-03-01 16:45:54,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:54,628 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:54,628 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:54,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable237 [2022-03-01 16:45:54,629 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)] === [2022-03-01 16:45:54,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:54,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1376338439, now seen corresponding path program 6 times [2022-03-01 16:45:54,629 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:54,629 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457931194] [2022-03-01 16:45:54,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:54,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:54,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:55,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:55,680 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:55,680 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457931194] [2022-03-01 16:45:55,680 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457931194] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:55,680 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:55,680 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:55,680 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291683454] [2022-03-01 16:45:55,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:55,680 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:55,680 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:55,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:55,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:55,681 INFO L87 Difference]: Start difference. First operand 7128 states and 19694 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:57,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:57,225 INFO L93 Difference]: Finished difference Result 9330 states and 25121 transitions. [2022-03-01 16:45:57,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:57,225 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:45:57,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:57,239 INFO L225 Difference]: With dead ends: 9330 [2022-03-01 16:45:57,239 INFO L226 Difference]: Without dead ends: 9330 [2022-03-01 16:45:57,239 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:57,240 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1515 mSDsluCounter, 1551 mSDsCounter, 0 mSdLazyCounter, 1418 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1515 SdHoareTripleChecker+Valid, 1886 SdHoareTripleChecker+Invalid, 1635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 1418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:57,240 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1515 Valid, 1886 Invalid, 1635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 1418 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:45:57,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9330 states. [2022-03-01 16:45:57,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9330 to 7233. [2022-03-01 16:45:57,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7233 states, 7229 states have (on average 2.7671877161433116) internal successors, (20004), 7232 states have internal predecessors, (20004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:57,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7233 states to 7233 states and 20004 transitions. [2022-03-01 16:45:57,350 INFO L78 Accepts]: Start accepts. Automaton has 7233 states and 20004 transitions. Word has length 100 [2022-03-01 16:45:57,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:57,350 INFO L470 AbstractCegarLoop]: Abstraction has 7233 states and 20004 transitions. [2022-03-01 16:45:57,350 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:57,350 INFO L276 IsEmpty]: Start isEmpty. Operand 7233 states and 20004 transitions. [2022-03-01 16:45:57,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:57,357 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:57,357 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:57,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable238 [2022-03-01 16:45:57,357 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)] === [2022-03-01 16:45:57,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:57,357 INFO L85 PathProgramCache]: Analyzing trace with hash -789908537, now seen corresponding path program 7 times [2022-03-01 16:45:57,357 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:57,357 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422942984] [2022-03-01 16:45:57,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:57,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:57,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:58,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:58,103 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:58,103 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1422942984] [2022-03-01 16:45:58,103 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1422942984] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:58,104 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:58,104 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:58,104 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338065780] [2022-03-01 16:45:58,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:58,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:58,104 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:58,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:58,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:58,104 INFO L87 Difference]: Start difference. First operand 7233 states and 20004 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:59,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:59,590 INFO L93 Difference]: Finished difference Result 9244 states and 24872 transitions. [2022-03-01 16:45:59,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:45:59,590 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 [2022-03-01 16:45:59,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:59,604 INFO L225 Difference]: With dead ends: 9244 [2022-03-01 16:45:59,604 INFO L226 Difference]: Without dead ends: 9244 [2022-03-01 16:45:59,604 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:45:59,604 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1335 mSDsluCounter, 1775 mSDsCounter, 0 mSdLazyCounter, 1557 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1335 SdHoareTripleChecker+Valid, 2103 SdHoareTripleChecker+Invalid, 1754 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1557 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:59,604 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1335 Valid, 2103 Invalid, 1754 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1557 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:45:59,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9244 states. [2022-03-01 16:45:59,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9244 to 7254. [2022-03-01 16:45:59,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7254 states, 7250 states have (on average 2.7677241379310344) internal successors, (20066), 7253 states have internal predecessors, (20066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:59,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7254 states to 7254 states and 20066 transitions. [2022-03-01 16:45:59,698 INFO L78 Accepts]: Start accepts. Automaton has 7254 states and 20066 transitions. Word has length 100 [2022-03-01 16:45:59,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:59,698 INFO L470 AbstractCegarLoop]: Abstraction has 7254 states and 20066 transitions. [2022-03-01 16:45:59,698 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:59,699 INFO L276 IsEmpty]: Start isEmpty. Operand 7254 states and 20066 transitions. [2022-03-01 16:45:59,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:59,704 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:59,704 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:59,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable239 [2022-03-01 16:45:59,704 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)] === [2022-03-01 16:45:59,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:59,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1646973243, now seen corresponding path program 8 times [2022-03-01 16:45:59,704 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:59,704 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565168257] [2022-03-01 16:45:59,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:59,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:59,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:00,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:00,720 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:00,720 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565168257] [2022-03-01 16:46:00,721 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565168257] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:00,721 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:00,721 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:00,721 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097193726] [2022-03-01 16:46:00,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:00,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:00,721 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:00,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:00,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:00,721 INFO L87 Difference]: Start difference. First operand 7254 states and 20066 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:02,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:02,704 INFO L93 Difference]: Finished difference Result 9412 states and 25336 transitions. [2022-03-01 16:46:02,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:02,705 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:46:02,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:02,720 INFO L225 Difference]: With dead ends: 9412 [2022-03-01 16:46:02,721 INFO L226 Difference]: Without dead ends: 9412 [2022-03-01 16:46:02,721 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:46:02,721 INFO L933 BasicCegarLoop]: 399 mSDtfsCounter, 1435 mSDsluCounter, 2497 mSDsCounter, 0 mSdLazyCounter, 2134 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1435 SdHoareTripleChecker+Valid, 2829 SdHoareTripleChecker+Invalid, 2306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 2134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:02,721 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1435 Valid, 2829 Invalid, 2306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 2134 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:46:02,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9412 states. [2022-03-01 16:46:02,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9412 to 7212. [2022-03-01 16:46:02,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7212 states, 7208 states have (on average 2.766648168701443) internal successors, (19942), 7211 states have internal predecessors, (19942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:02,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7212 states to 7212 states and 19942 transitions. [2022-03-01 16:46:02,846 INFO L78 Accepts]: Start accepts. Automaton has 7212 states and 19942 transitions. Word has length 100 [2022-03-01 16:46:02,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:02,846 INFO L470 AbstractCegarLoop]: Abstraction has 7212 states and 19942 transitions. [2022-03-01 16:46:02,846 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:02,846 INFO L276 IsEmpty]: Start isEmpty. Operand 7212 states and 19942 transitions. [2022-03-01 16:46:02,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:02,852 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:02,852 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:02,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240 [2022-03-01 16:46:02,852 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)] === [2022-03-01 16:46:02,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:02,853 INFO L85 PathProgramCache]: Analyzing trace with hash -2078254025, now seen corresponding path program 9 times [2022-03-01 16:46:02,853 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:02,853 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032026393] [2022-03-01 16:46:02,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:02,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:03,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:03,758 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:03,758 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032026393] [2022-03-01 16:46:03,758 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032026393] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:03,758 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:03,758 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:03,758 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526378818] [2022-03-01 16:46:03,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:03,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:03,758 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:03,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:03,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:03,759 INFO L87 Difference]: Start difference. First operand 7212 states and 19942 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:04,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:04,965 INFO L93 Difference]: Finished difference Result 8644 states and 23175 transitions. [2022-03-01 16:46:04,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:46:04,966 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:46:04,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:04,978 INFO L225 Difference]: With dead ends: 8644 [2022-03-01 16:46:04,978 INFO L226 Difference]: Without dead ends: 8644 [2022-03-01 16:46:04,978 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:46:04,978 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1481 mSDsluCounter, 1181 mSDsCounter, 0 mSdLazyCounter, 1131 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1481 SdHoareTripleChecker+Valid, 1502 SdHoareTripleChecker+Invalid, 1328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:04,978 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1481 Valid, 1502 Invalid, 1328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1131 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:46:04,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8644 states. [2022-03-01 16:46:05,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8644 to 7296. [2022-03-01 16:46:05,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7296 states, 7292 states have (on average 2.7687877125617115) internal successors, (20190), 7295 states have internal predecessors, (20190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:05,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7296 states to 7296 states and 20190 transitions. [2022-03-01 16:46:05,085 INFO L78 Accepts]: Start accepts. Automaton has 7296 states and 20190 transitions. Word has length 100 [2022-03-01 16:46:05,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:05,086 INFO L470 AbstractCegarLoop]: Abstraction has 7296 states and 20190 transitions. [2022-03-01 16:46:05,086 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:05,086 INFO L276 IsEmpty]: Start isEmpty. Operand 7296 states and 20190 transitions. [2022-03-01 16:46:05,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:05,092 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:05,092 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:05,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241 [2022-03-01 16:46:05,092 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)] === [2022-03-01 16:46:05,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:05,092 INFO L85 PathProgramCache]: Analyzing trace with hash -294065375, now seen corresponding path program 10 times [2022-03-01 16:46:05,093 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:05,093 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300696595] [2022-03-01 16:46:05,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:05,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:05,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:05,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:05,748 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:05,748 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300696595] [2022-03-01 16:46:05,748 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300696595] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:05,748 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:05,748 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:05,748 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235431986] [2022-03-01 16:46:05,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:05,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:05,748 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:05,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:05,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:05,748 INFO L87 Difference]: Start difference. First operand 7296 states and 20190 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:07,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:07,236 INFO L93 Difference]: Finished difference Result 9034 states and 24236 transitions. [2022-03-01 16:46:07,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:46:07,236 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:46:07,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:07,251 INFO L225 Difference]: With dead ends: 9034 [2022-03-01 16:46:07,252 INFO L226 Difference]: Without dead ends: 9034 [2022-03-01 16:46:07,252 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:46:07,252 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 1466 mSDsluCounter, 1601 mSDsCounter, 0 mSdLazyCounter, 1475 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1466 SdHoareTripleChecker+Valid, 1930 SdHoareTripleChecker+Invalid, 1646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:07,252 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1466 Valid, 1930 Invalid, 1646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1475 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:46:07,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9034 states. [2022-03-01 16:46:07,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9034 to 7317. [2022-03-01 16:46:07,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7317 states, 7313 states have (on average 2.7693149186380417) internal successors, (20252), 7316 states have internal predecessors, (20252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:07,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7317 states to 7317 states and 20252 transitions. [2022-03-01 16:46:07,370 INFO L78 Accepts]: Start accepts. Automaton has 7317 states and 20252 transitions. Word has length 100 [2022-03-01 16:46:07,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:07,370 INFO L470 AbstractCegarLoop]: Abstraction has 7317 states and 20252 transitions. [2022-03-01 16:46:07,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:07,370 INFO L276 IsEmpty]: Start isEmpty. Operand 7317 states and 20252 transitions. [2022-03-01 16:46:07,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:07,376 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:07,376 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:07,376 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable242 [2022-03-01 16:46:07,376 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)] === [2022-03-01 16:46:07,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:07,376 INFO L85 PathProgramCache]: Analyzing trace with hash 2142816405, now seen corresponding path program 11 times [2022-03-01 16:46:07,377 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:07,377 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069309905] [2022-03-01 16:46:07,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:07,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:07,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:08,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:08,321 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:08,321 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069309905] [2022-03-01 16:46:08,321 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069309905] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:08,321 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:08,321 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:08,321 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280928734] [2022-03-01 16:46:08,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:08,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:08,321 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:08,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:08,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:08,322 INFO L87 Difference]: Start difference. First operand 7317 states and 20252 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:09,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:09,848 INFO L93 Difference]: Finished difference Result 8959 states and 24073 transitions. [2022-03-01 16:46:09,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:09,849 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:46:09,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:09,863 INFO L225 Difference]: With dead ends: 8959 [2022-03-01 16:46:09,863 INFO L226 Difference]: Without dead ends: 8959 [2022-03-01 16:46:09,863 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:46:09,863 INFO L933 BasicCegarLoop]: 396 mSDtfsCounter, 1552 mSDsluCounter, 1592 mSDsCounter, 0 mSdLazyCounter, 1435 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1552 SdHoareTripleChecker+Valid, 1936 SdHoareTripleChecker+Invalid, 1665 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 1435 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:09,863 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1552 Valid, 1936 Invalid, 1665 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 1435 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:46:09,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8959 states. [2022-03-01 16:46:09,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8959 to 7296. [2022-03-01 16:46:09,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7296 states, 7292 states have (on average 2.7687877125617115) internal successors, (20190), 7295 states have internal predecessors, (20190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:09,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7296 states to 7296 states and 20190 transitions. [2022-03-01 16:46:09,977 INFO L78 Accepts]: Start accepts. Automaton has 7296 states and 20190 transitions. Word has length 100 [2022-03-01 16:46:09,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:09,977 INFO L470 AbstractCegarLoop]: Abstraction has 7296 states and 20190 transitions. [2022-03-01 16:46:09,977 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:09,977 INFO L276 IsEmpty]: Start isEmpty. Operand 7296 states and 20190 transitions. [2022-03-01 16:46:09,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:09,983 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:09,983 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:09,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable243 [2022-03-01 16:46:09,983 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)] === [2022-03-01 16:46:09,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:09,984 INFO L85 PathProgramCache]: Analyzing trace with hash 1991627027, now seen corresponding path program 12 times [2022-03-01 16:46:09,984 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:09,984 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735180577] [2022-03-01 16:46:09,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:09,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:10,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:11,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:11,349 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:11,349 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735180577] [2022-03-01 16:46:11,349 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735180577] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:11,349 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:11,349 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:11,349 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71324124] [2022-03-01 16:46:11,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:11,349 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:11,349 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:11,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:11,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:11,350 INFO L87 Difference]: Start difference. First operand 7296 states and 20190 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:13,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:13,114 INFO L93 Difference]: Finished difference Result 9594 states and 25826 transitions. [2022-03-01 16:46:13,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:13,114 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:46:13,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:13,130 INFO L225 Difference]: With dead ends: 9594 [2022-03-01 16:46:13,130 INFO L226 Difference]: Without dead ends: 9594 [2022-03-01 16:46:13,130 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:46:13,130 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1339 mSDsluCounter, 1973 mSDsCounter, 0 mSdLazyCounter, 1726 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1339 SdHoareTripleChecker+Valid, 2307 SdHoareTripleChecker+Invalid, 1933 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 1726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:13,130 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1339 Valid, 2307 Invalid, 1933 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 1726 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:46:13,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9594 states. [2022-03-01 16:46:13,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9594 to 7338. [2022-03-01 16:46:13,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7338 states, 7334 states have (on average 2.76983910553586) internal successors, (20314), 7337 states have internal predecessors, (20314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:13,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7338 states to 7338 states and 20314 transitions. [2022-03-01 16:46:13,245 INFO L78 Accepts]: Start accepts. Automaton has 7338 states and 20314 transitions. Word has length 100 [2022-03-01 16:46:13,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:13,245 INFO L470 AbstractCegarLoop]: Abstraction has 7338 states and 20314 transitions. [2022-03-01 16:46:13,245 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:13,245 INFO L276 IsEmpty]: Start isEmpty. Operand 7338 states and 20314 transitions. [2022-03-01 16:46:13,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:13,252 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:13,252 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:13,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable244 [2022-03-01 16:46:13,252 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)] === [2022-03-01 16:46:13,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:13,252 INFO L85 PathProgramCache]: Analyzing trace with hash -174619949, now seen corresponding path program 13 times [2022-03-01 16:46:13,252 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:13,252 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216270882] [2022-03-01 16:46:13,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:13,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:13,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:13,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:13,983 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:13,983 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216270882] [2022-03-01 16:46:13,983 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216270882] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:13,983 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:13,983 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:13,983 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618838888] [2022-03-01 16:46:13,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:13,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:13,983 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:13,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:13,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:13,983 INFO L87 Difference]: Start difference. First operand 7338 states and 20314 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:15,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:15,467 INFO L93 Difference]: Finished difference Result 9139 states and 24562 transitions. [2022-03-01 16:46:15,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:46:15,468 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:46:15,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:15,483 INFO L225 Difference]: With dead ends: 9139 [2022-03-01 16:46:15,483 INFO L226 Difference]: Without dead ends: 9139 [2022-03-01 16:46:15,483 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:46:15,483 INFO L933 BasicCegarLoop]: 381 mSDtfsCounter, 1578 mSDsluCounter, 1767 mSDsCounter, 0 mSdLazyCounter, 1558 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1578 SdHoareTripleChecker+Valid, 2093 SdHoareTripleChecker+Invalid, 1735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:15,483 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1578 Valid, 2093 Invalid, 1735 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1558 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:46:15,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9139 states. [2022-03-01 16:46:15,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9139 to 7359. [2022-03-01 16:46:15,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7359 states, 7355 states have (on average 2.7703602991162475) internal successors, (20376), 7358 states have internal predecessors, (20376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:15,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7359 states to 7359 states and 20376 transitions. [2022-03-01 16:46:15,600 INFO L78 Accepts]: Start accepts. Automaton has 7359 states and 20376 transitions. Word has length 100 [2022-03-01 16:46:15,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:15,600 INFO L470 AbstractCegarLoop]: Abstraction has 7359 states and 20376 transitions. [2022-03-01 16:46:15,600 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:15,600 INFO L276 IsEmpty]: Start isEmpty. Operand 7359 states and 20376 transitions. [2022-03-01 16:46:15,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:15,606 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:15,606 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:15,606 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable245 [2022-03-01 16:46:15,606 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)] === [2022-03-01 16:46:15,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:15,607 INFO L85 PathProgramCache]: Analyzing trace with hash -2032705465, now seen corresponding path program 14 times [2022-03-01 16:46:15,607 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:15,607 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565304450] [2022-03-01 16:46:15,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:15,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:15,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:16,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:16,480 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:16,480 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565304450] [2022-03-01 16:46:16,480 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565304450] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:16,480 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:16,480 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:16,480 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935725639] [2022-03-01 16:46:16,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:16,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:16,481 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:16,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:16,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:16,481 INFO L87 Difference]: Start difference. First operand 7359 states and 20376 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:18,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:18,221 INFO L93 Difference]: Finished difference Result 9433 states and 25398 transitions. [2022-03-01 16:46:18,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:18,221 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:46:18,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:18,236 INFO L225 Difference]: With dead ends: 9433 [2022-03-01 16:46:18,236 INFO L226 Difference]: Without dead ends: 9433 [2022-03-01 16:46:18,237 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:46:18,237 INFO L933 BasicCegarLoop]: 394 mSDtfsCounter, 1659 mSDsluCounter, 1892 mSDsCounter, 0 mSdLazyCounter, 1711 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1659 SdHoareTripleChecker+Valid, 2228 SdHoareTripleChecker+Invalid, 1915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 1711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:18,237 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1659 Valid, 2228 Invalid, 1915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 1711 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:46:18,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9433 states. [2022-03-01 16:46:18,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9433 to 7317. [2022-03-01 16:46:18,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7317 states, 7313 states have (on average 2.7693149186380417) internal successors, (20252), 7316 states have internal predecessors, (20252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:18,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7317 states to 7317 states and 20252 transitions. [2022-03-01 16:46:18,360 INFO L78 Accepts]: Start accepts. Automaton has 7317 states and 20252 transitions. Word has length 100 [2022-03-01 16:46:18,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:18,360 INFO L470 AbstractCegarLoop]: Abstraction has 7317 states and 20252 transitions. [2022-03-01 16:46:18,360 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) [2022-03-01 16:46:18,360 INFO L276 IsEmpty]: Start isEmpty. Operand 7317 states and 20252 transitions. [2022-03-01 16:46:18,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:18,366 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:18,366 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:18,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable246 [2022-03-01 16:46:18,367 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)] === [2022-03-01 16:46:18,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:18,367 INFO L85 PathProgramCache]: Analyzing trace with hash 435827365, now seen corresponding path program 15 times [2022-03-01 16:46:18,367 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:18,367 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031748139] [2022-03-01 16:46:18,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:18,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:18,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:19,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:19,583 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:19,583 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031748139] [2022-03-01 16:46:19,583 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031748139] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:19,583 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:19,583 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:19,583 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683601122] [2022-03-01 16:46:19,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:19,583 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:19,583 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:19,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:19,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:19,584 INFO L87 Difference]: Start difference. First operand 7317 states and 20252 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:21,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:21,123 INFO L93 Difference]: Finished difference Result 9253 states and 24877 transitions. [2022-03-01 16:46:21,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:21,123 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:46:21,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:21,138 INFO L225 Difference]: With dead ends: 9253 [2022-03-01 16:46:21,138 INFO L226 Difference]: Without dead ends: 9253 [2022-03-01 16:46:21,138 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:46:21,139 INFO L933 BasicCegarLoop]: 393 mSDtfsCounter, 1753 mSDsluCounter, 1441 mSDsCounter, 0 mSdLazyCounter, 1337 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1753 SdHoareTripleChecker+Valid, 1784 SdHoareTripleChecker+Invalid, 1617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 1337 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:21,139 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1753 Valid, 1784 Invalid, 1617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 1337 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:46:21,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9253 states. [2022-03-01 16:46:21,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9253 to 7296. [2022-03-01 16:46:21,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7296 states, 7292 states have (on average 2.7687877125617115) internal successors, (20190), 7295 states have internal predecessors, (20190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:21,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7296 states to 7296 states and 20190 transitions. [2022-03-01 16:46:21,242 INFO L78 Accepts]: Start accepts. Automaton has 7296 states and 20190 transitions. Word has length 100 [2022-03-01 16:46:21,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:21,242 INFO L470 AbstractCegarLoop]: Abstraction has 7296 states and 20190 transitions. [2022-03-01 16:46:21,242 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) [2022-03-01 16:46:21,242 INFO L276 IsEmpty]: Start isEmpty. Operand 7296 states and 20190 transitions. [2022-03-01 16:46:21,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:21,248 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:21,248 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:21,248 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable247 [2022-03-01 16:46:21,248 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)] === [2022-03-01 16:46:21,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:21,248 INFO L85 PathProgramCache]: Analyzing trace with hash 572920553, now seen corresponding path program 16 times [2022-03-01 16:46:21,248 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:21,248 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244680086] [2022-03-01 16:46:21,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:21,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:21,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:22,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:22,495 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:22,495 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244680086] [2022-03-01 16:46:22,495 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244680086] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:22,495 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:22,495 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:22,495 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543130904] [2022-03-01 16:46:22,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:22,495 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:22,495 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:22,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:22,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:22,496 INFO L87 Difference]: Start difference. First operand 7296 states and 20190 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:24,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:24,341 INFO L93 Difference]: Finished difference Result 9758 states and 26335 transitions. [2022-03-01 16:46:24,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:24,341 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:46:24,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:24,357 INFO L225 Difference]: With dead ends: 9758 [2022-03-01 16:46:24,357 INFO L226 Difference]: Without dead ends: 9758 [2022-03-01 16:46:24,358 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:46:24,358 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1544 mSDsluCounter, 1857 mSDsCounter, 0 mSdLazyCounter, 1760 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1544 SdHoareTripleChecker+Valid, 2198 SdHoareTripleChecker+Invalid, 2002 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 1760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:24,358 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1544 Valid, 2198 Invalid, 2002 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1760 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:46:24,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9758 states. [2022-03-01 16:46:24,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9758 to 7401. [2022-03-01 16:46:24,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7401 states, 7397 states have (on average 2.7713938083006626) internal successors, (20500), 7400 states have internal predecessors, (20500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:24,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7401 states to 7401 states and 20500 transitions. [2022-03-01 16:46:24,462 INFO L78 Accepts]: Start accepts. Automaton has 7401 states and 20500 transitions. Word has length 100 [2022-03-01 16:46:24,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:24,462 INFO L470 AbstractCegarLoop]: Abstraction has 7401 states and 20500 transitions. [2022-03-01 16:46:24,462 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:24,462 INFO L276 IsEmpty]: Start isEmpty. Operand 7401 states and 20500 transitions. [2022-03-01 16:46:24,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:24,468 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:24,468 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:24,468 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248 [2022-03-01 16:46:24,468 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)] === [2022-03-01 16:46:24,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:24,468 INFO L85 PathProgramCache]: Analyzing trace with hash -1593326423, now seen corresponding path program 17 times [2022-03-01 16:46:24,468 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:24,468 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062276761] [2022-03-01 16:46:24,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:24,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:24,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:25,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:25,143 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:25,143 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062276761] [2022-03-01 16:46:25,143 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062276761] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:25,143 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:25,143 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:25,143 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869429774] [2022-03-01 16:46:25,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:25,144 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:25,144 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:25,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:25,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:25,144 INFO L87 Difference]: Start difference. First operand 7401 states and 20500 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:26,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:26,923 INFO L93 Difference]: Finished difference Result 9672 states and 26086 transitions. [2022-03-01 16:46:26,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:46:26,924 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 [2022-03-01 16:46:26,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:26,938 INFO L225 Difference]: With dead ends: 9672 [2022-03-01 16:46:26,938 INFO L226 Difference]: Without dead ends: 9672 [2022-03-01 16:46:26,939 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:46:26,939 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 1512 mSDsluCounter, 2109 mSDsCounter, 0 mSdLazyCounter, 1872 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1512 SdHoareTripleChecker+Valid, 2445 SdHoareTripleChecker+Invalid, 2072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 1872 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:26,939 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1512 Valid, 2445 Invalid, 2072 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 1872 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:46:26,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9672 states. [2022-03-01 16:46:27,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9672 to 7422. [2022-03-01 16:46:27,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:27,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-03-01 16:46:27,052 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-03-01 16:46:27,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:27,052 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-03-01 16:46:27,052 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:27,052 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-03-01 16:46:27,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:27,058 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:27,058 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:27,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable249 [2022-03-01 16:46:27,058 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)] === [2022-03-01 16:46:27,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:27,059 INFO L85 PathProgramCache]: Analyzing trace with hash 843555357, now seen corresponding path program 18 times [2022-03-01 16:46:27,059 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:27,059 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003860513] [2022-03-01 16:46:27,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:27,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:27,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:28,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:28,090 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:28,090 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003860513] [2022-03-01 16:46:28,090 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003860513] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:28,090 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:28,090 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:28,090 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013267653] [2022-03-01 16:46:28,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:28,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:28,090 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:28,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:28,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:28,091 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:29,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:29,767 INFO L93 Difference]: Finished difference Result 9840 states and 26550 transitions. [2022-03-01 16:46:29,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:29,768 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:46:29,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:29,783 INFO L225 Difference]: With dead ends: 9840 [2022-03-01 16:46:29,783 INFO L226 Difference]: Without dead ends: 9840 [2022-03-01 16:46:29,783 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:46:29,783 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1591 mSDsluCounter, 1677 mSDsCounter, 0 mSdLazyCounter, 1600 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1591 SdHoareTripleChecker+Valid, 2028 SdHoareTripleChecker+Invalid, 1845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 1600 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:29,783 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1591 Valid, 2028 Invalid, 1845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 1600 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:46:29,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9840 states. [2022-03-01 16:46:29,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9840 to 7380. [2022-03-01 16:46:29,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:29,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-03-01 16:46:29,899 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-03-01 16:46:29,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:29,899 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-03-01 16:46:29,899 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) [2022-03-01 16:46:29,899 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-03-01 16:46:29,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:29,905 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:29,905 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:29,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250 [2022-03-01 16:46:29,905 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)] === [2022-03-01 16:46:29,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:29,905 INFO L85 PathProgramCache]: Analyzing trace with hash 1413295385, now seen corresponding path program 19 times [2022-03-01 16:46:29,906 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:29,906 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216178993] [2022-03-01 16:46:29,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:29,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:29,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:30,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:30,801 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:30,801 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216178993] [2022-03-01 16:46:30,801 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216178993] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:30,801 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:30,801 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:30,801 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118240294] [2022-03-01 16:46:30,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:30,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:30,802 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:30,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:30,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:30,802 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:32,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:32,236 INFO L93 Difference]: Finished difference Result 9844 states and 26569 transitions. [2022-03-01 16:46:32,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:46:32,236 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:46:32,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:32,251 INFO L225 Difference]: With dead ends: 9844 [2022-03-01 16:46:32,251 INFO L226 Difference]: Without dead ends: 9844 [2022-03-01 16:46:32,251 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:46:32,252 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1521 mSDsluCounter, 1541 mSDsCounter, 0 mSdLazyCounter, 1423 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1521 SdHoareTripleChecker+Valid, 1866 SdHoareTripleChecker+Invalid, 1622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 1423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:32,252 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1521 Valid, 1866 Invalid, 1622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 1423 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:46:32,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9844 states. [2022-03-01 16:46:32,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9844 to 7422. [2022-03-01 16:46:32,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:32,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-03-01 16:46:32,374 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-03-01 16:46:32,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:32,375 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-03-01 16:46:32,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:32,375 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-03-01 16:46:32,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:32,418 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:32,418 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:32,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable251 [2022-03-01 16:46:32,418 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)] === [2022-03-01 16:46:32,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:32,421 INFO L85 PathProgramCache]: Analyzing trace with hash -1097483261, now seen corresponding path program 20 times [2022-03-01 16:46:32,421 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:32,421 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134590784] [2022-03-01 16:46:32,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:32,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:32,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:33,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:33,081 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:33,081 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134590784] [2022-03-01 16:46:33,081 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134590784] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:33,081 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:33,081 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:33,082 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412856108] [2022-03-01 16:46:33,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:33,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:33,082 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:33,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:33,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:33,082 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:34,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:34,547 INFO L93 Difference]: Finished difference Result 10066 states and 27134 transitions. [2022-03-01 16:46:34,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:46:34,548 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:46:34,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:34,563 INFO L225 Difference]: With dead ends: 10066 [2022-03-01 16:46:34,563 INFO L226 Difference]: Without dead ends: 10066 [2022-03-01 16:46:34,564 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:46:34,564 INFO L933 BasicCegarLoop]: 376 mSDtfsCounter, 1290 mSDsluCounter, 1468 mSDsCounter, 0 mSdLazyCounter, 1397 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1290 SdHoareTripleChecker+Valid, 1805 SdHoareTripleChecker+Invalid, 1629 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 1397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:34,564 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1290 Valid, 1805 Invalid, 1629 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 1397 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:46:34,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10066 states. [2022-03-01 16:46:34,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10066 to 7443. [2022-03-01 16:46:34,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7443 states, 7439 states have (on average 2.7724156472644172) internal successors, (20624), 7442 states have internal predecessors, (20624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:34,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7443 states to 7443 states and 20624 transitions. [2022-03-01 16:46:34,680 INFO L78 Accepts]: Start accepts. Automaton has 7443 states and 20624 transitions. Word has length 100 [2022-03-01 16:46:34,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:34,680 INFO L470 AbstractCegarLoop]: Abstraction has 7443 states and 20624 transitions. [2022-03-01 16:46:34,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:34,681 INFO L276 IsEmpty]: Start isEmpty. Operand 7443 states and 20624 transitions. [2022-03-01 16:46:34,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:34,686 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:34,687 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:34,687 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable252 [2022-03-01 16:46:34,687 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)] === [2022-03-01 16:46:34,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:34,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1339398519, now seen corresponding path program 21 times [2022-03-01 16:46:34,687 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:34,687 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350124394] [2022-03-01 16:46:34,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:34,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:34,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:35,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:35,579 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:35,579 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350124394] [2022-03-01 16:46:35,579 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350124394] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:35,579 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:35,579 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:35,579 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090052267] [2022-03-01 16:46:35,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:35,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:35,579 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:35,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:35,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:35,580 INFO L87 Difference]: Start difference. First operand 7443 states and 20624 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:37,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:37,312 INFO L93 Difference]: Finished difference Result 9991 states and 26971 transitions. [2022-03-01 16:46:37,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:37,312 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 [2022-03-01 16:46:37,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:37,327 INFO L225 Difference]: With dead ends: 9991 [2022-03-01 16:46:37,327 INFO L226 Difference]: Without dead ends: 9991 [2022-03-01 16:46:37,327 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:46:37,328 INFO L933 BasicCegarLoop]: 387 mSDtfsCounter, 1498 mSDsluCounter, 1813 mSDsCounter, 0 mSdLazyCounter, 1636 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1498 SdHoareTripleChecker+Valid, 2162 SdHoareTripleChecker+Invalid, 1906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 1636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:37,328 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1498 Valid, 2162 Invalid, 1906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 1636 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:46:37,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9991 states. [2022-03-01 16:46:37,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9991 to 7338. [2022-03-01 16:46:37,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7338 states, 7334 states have (on average 2.76983910553586) internal successors, (20314), 7337 states have internal predecessors, (20314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:37,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7338 states to 7338 states and 20314 transitions. [2022-03-01 16:46:37,441 INFO L78 Accepts]: Start accepts. Automaton has 7338 states and 20314 transitions. Word has length 100 [2022-03-01 16:46:37,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:37,442 INFO L470 AbstractCegarLoop]: Abstraction has 7338 states and 20314 transitions. [2022-03-01 16:46:37,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:37,442 INFO L276 IsEmpty]: Start isEmpty. Operand 7338 states and 20314 transitions. [2022-03-01 16:46:37,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:37,448 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:37,448 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:37,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253 [2022-03-01 16:46:37,448 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)] === [2022-03-01 16:46:37,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:37,448 INFO L85 PathProgramCache]: Analyzing trace with hash -358446247, now seen corresponding path program 22 times [2022-03-01 16:46:37,448 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:37,449 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367997456] [2022-03-01 16:46:37,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:37,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:37,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:38,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:38,278 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:38,278 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367997456] [2022-03-01 16:46:38,278 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367997456] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:38,278 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:38,278 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:38,278 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87042917] [2022-03-01 16:46:38,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:38,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:38,278 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:38,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:38,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:38,279 INFO L87 Difference]: Start difference. First operand 7338 states and 20314 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:39,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:39,654 INFO L93 Difference]: Finished difference Result 8988 states and 24141 transitions. [2022-03-01 16:46:39,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:46:39,655 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:46:39,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:39,668 INFO L225 Difference]: With dead ends: 8988 [2022-03-01 16:46:39,668 INFO L226 Difference]: Without dead ends: 8988 [2022-03-01 16:46:39,669 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:46:39,669 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1342 mSDsluCounter, 1430 mSDsCounter, 0 mSdLazyCounter, 1279 mSolverCounterSat, 253 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1342 SdHoareTripleChecker+Valid, 1752 SdHoareTripleChecker+Invalid, 1532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 253 IncrementalHoareTripleChecker+Valid, 1279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:39,669 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1342 Valid, 1752 Invalid, 1532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [253 Valid, 1279 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:46:39,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8988 states. [2022-03-01 16:46:39,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8988 to 7380. [2022-03-01 16:46:39,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:39,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-03-01 16:46:39,771 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-03-01 16:46:39,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:39,771 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-03-01 16:46:39,771 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:39,772 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-03-01 16:46:39,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:39,778 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:39,778 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:39,778 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable254 [2022-03-01 16:46:39,778 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)] === [2022-03-01 16:46:39,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:39,778 INFO L85 PathProgramCache]: Analyzing trace with hash -539196289, now seen corresponding path program 23 times [2022-03-01 16:46:39,778 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:39,778 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627649803] [2022-03-01 16:46:39,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:39,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:40,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:40,830 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:40,830 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627649803] [2022-03-01 16:46:40,830 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627649803] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:40,831 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:40,831 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:40,831 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710131085] [2022-03-01 16:46:40,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:40,831 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:40,831 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:40,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:40,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:40,831 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:42,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:42,468 INFO L93 Difference]: Finished difference Result 9508 states and 25561 transitions. [2022-03-01 16:46:42,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:46:42,468 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:46:42,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:42,480 INFO L225 Difference]: With dead ends: 9508 [2022-03-01 16:46:42,480 INFO L226 Difference]: Without dead ends: 9508 [2022-03-01 16:46:42,481 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:46:42,481 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1489 mSDsluCounter, 1656 mSDsCounter, 0 mSdLazyCounter, 1466 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1489 SdHoareTripleChecker+Valid, 1991 SdHoareTripleChecker+Invalid, 1723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 1466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:42,481 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1489 Valid, 1991 Invalid, 1723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 1466 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:46:42,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9508 states. [2022-03-01 16:46:42,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9508 to 7422. [2022-03-01 16:46:42,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:42,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-03-01 16:46:42,590 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-03-01 16:46:42,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:42,591 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-03-01 16:46:42,591 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:42,591 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-03-01 16:46:42,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:42,597 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:42,597 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:42,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable255 [2022-03-01 16:46:42,597 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)] === [2022-03-01 16:46:42,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:42,598 INFO L85 PathProgramCache]: Analyzing trace with hash -890675295, now seen corresponding path program 24 times [2022-03-01 16:46:42,598 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:42,598 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770130732] [2022-03-01 16:46:42,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:42,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:42,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:43,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:43,264 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:43,265 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770130732] [2022-03-01 16:46:43,265 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770130732] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:43,265 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:43,265 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:43,265 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873726197] [2022-03-01 16:46:43,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:43,265 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:43,265 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:43,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:43,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:43,266 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:44,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:44,711 INFO L93 Difference]: Finished difference Result 9420 states and 25326 transitions. [2022-03-01 16:46:44,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:46:44,712 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:46:44,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:44,726 INFO L225 Difference]: With dead ends: 9420 [2022-03-01 16:46:44,726 INFO L226 Difference]: Without dead ends: 9420 [2022-03-01 16:46:44,726 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:46:44,726 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 1351 mSDsluCounter, 1407 mSDsCounter, 0 mSdLazyCounter, 1327 mSolverCounterSat, 261 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1351 SdHoareTripleChecker+Valid, 1751 SdHoareTripleChecker+Invalid, 1588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 261 IncrementalHoareTripleChecker+Valid, 1327 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:44,726 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1351 Valid, 1751 Invalid, 1588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [261 Valid, 1327 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:46:44,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9420 states. [2022-03-01 16:46:44,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9420 to 7443. [2022-03-01 16:46:44,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7443 states, 7439 states have (on average 2.7724156472644172) internal successors, (20624), 7442 states have internal predecessors, (20624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:44,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7443 states to 7443 states and 20624 transitions. [2022-03-01 16:46:44,835 INFO L78 Accepts]: Start accepts. Automaton has 7443 states and 20624 transitions. Word has length 100 [2022-03-01 16:46:44,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:44,835 INFO L470 AbstractCegarLoop]: Abstraction has 7443 states and 20624 transitions. [2022-03-01 16:46:44,835 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:44,836 INFO L276 IsEmpty]: Start isEmpty. Operand 7443 states and 20624 transitions. [2022-03-01 16:46:44,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:44,842 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:44,842 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:44,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable256 [2022-03-01 16:46:44,842 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)] === [2022-03-01 16:46:44,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:44,842 INFO L85 PathProgramCache]: Analyzing trace with hash 1546206485, now seen corresponding path program 25 times [2022-03-01 16:46:44,842 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:44,842 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765479171] [2022-03-01 16:46:44,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:44,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:45,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:45,726 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:45,726 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765479171] [2022-03-01 16:46:45,726 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765479171] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:45,726 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:45,726 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:45,726 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965610889] [2022-03-01 16:46:45,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:45,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:45,726 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:45,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:45,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:45,727 INFO L87 Difference]: Start difference. First operand 7443 states and 20624 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:47,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:47,436 INFO L93 Difference]: Finished difference Result 9345 states and 25163 transitions. [2022-03-01 16:46:47,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:47,437 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:46:47,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:47,452 INFO L225 Difference]: With dead ends: 9345 [2022-03-01 16:46:47,452 INFO L226 Difference]: Without dead ends: 9345 [2022-03-01 16:46:47,452 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:46:47,452 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1640 mSDsluCounter, 1742 mSDsCounter, 0 mSdLazyCounter, 1573 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1640 SdHoareTripleChecker+Valid, 2092 SdHoareTripleChecker+Invalid, 1842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 1573 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:47,452 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1640 Valid, 2092 Invalid, 1842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 1573 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:46:47,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9345 states. [2022-03-01 16:46:47,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9345 to 7380. [2022-03-01 16:46:47,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:47,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-03-01 16:46:47,571 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-03-01 16:46:47,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:47,571 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-03-01 16:46:47,571 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:47,571 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-03-01 16:46:47,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:47,577 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:47,577 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:47,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable257 [2022-03-01 16:46:47,578 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)] === [2022-03-01 16:46:47,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:47,578 INFO L85 PathProgramCache]: Analyzing trace with hash 4738225, now seen corresponding path program 26 times [2022-03-01 16:46:47,578 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:47,578 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483423321] [2022-03-01 16:46:47,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:47,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:48,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:48,791 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:48,791 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483423321] [2022-03-01 16:46:48,791 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483423321] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:48,791 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:48,791 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:48,791 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991098866] [2022-03-01 16:46:48,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:48,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:48,792 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:48,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:48,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:48,792 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:50,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:50,446 INFO L93 Difference]: Finished difference Result 10110 states and 27275 transitions. [2022-03-01 16:46:50,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:50,446 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:46:50,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:50,462 INFO L225 Difference]: With dead ends: 10110 [2022-03-01 16:46:50,462 INFO L226 Difference]: Without dead ends: 10110 [2022-03-01 16:46:50,462 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:46:50,463 INFO L933 BasicCegarLoop]: 387 mSDtfsCounter, 1346 mSDsluCounter, 1535 mSDsCounter, 0 mSdLazyCounter, 1460 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1346 SdHoareTripleChecker+Valid, 1888 SdHoareTripleChecker+Invalid, 1732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 1460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:50,463 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1346 Valid, 1888 Invalid, 1732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 1460 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:46:50,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10110 states. [2022-03-01 16:46:50,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10110 to 7485. [2022-03-01 16:46:50,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7485 states, 7481 states have (on average 2.773426012565165) internal successors, (20748), 7484 states have internal predecessors, (20748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:50,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7485 states to 7485 states and 20748 transitions. [2022-03-01 16:46:50,576 INFO L78 Accepts]: Start accepts. Automaton has 7485 states and 20748 transitions. Word has length 100 [2022-03-01 16:46:50,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:50,576 INFO L470 AbstractCegarLoop]: Abstraction has 7485 states and 20748 transitions. [2022-03-01 16:46:50,576 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:50,576 INFO L276 IsEmpty]: Start isEmpty. Operand 7485 states and 20748 transitions. [2022-03-01 16:46:50,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:50,583 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:50,583 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:50,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable258 [2022-03-01 16:46:50,583 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)] === [2022-03-01 16:46:50,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:50,583 INFO L85 PathProgramCache]: Analyzing trace with hash 2133458545, now seen corresponding path program 27 times [2022-03-01 16:46:50,583 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:50,583 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182785379] [2022-03-01 16:46:50,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:50,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:50,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:51,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:51,318 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:51,318 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182785379] [2022-03-01 16:46:51,318 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182785379] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:51,318 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:51,318 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:51,318 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786231740] [2022-03-01 16:46:51,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:51,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:51,318 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:51,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:51,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:51,319 INFO L87 Difference]: Start difference. First operand 7485 states and 20748 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:52,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:52,632 INFO L93 Difference]: Finished difference Result 10024 states and 27026 transitions. [2022-03-01 16:46:52,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:46:52,633 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:46:52,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:52,648 INFO L225 Difference]: With dead ends: 10024 [2022-03-01 16:46:52,648 INFO L226 Difference]: Without dead ends: 10024 [2022-03-01 16:46:52,648 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:46:52,649 INFO L933 BasicCegarLoop]: 375 mSDtfsCounter, 1395 mSDsluCounter, 1297 mSDsCounter, 0 mSdLazyCounter, 1233 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1395 SdHoareTripleChecker+Valid, 1639 SdHoareTripleChecker+Invalid, 1533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 1233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:52,649 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1395 Valid, 1639 Invalid, 1533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 1233 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:46:52,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10024 states. [2022-03-01 16:46:52,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10024 to 7506. [2022-03-01 16:46:52,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7506 states, 7502 states have (on average 2.7739269528125834) internal successors, (20810), 7505 states have internal predecessors, (20810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:52,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7506 states to 7506 states and 20810 transitions. [2022-03-01 16:46:52,763 INFO L78 Accepts]: Start accepts. Automaton has 7506 states and 20810 transitions. Word has length 100 [2022-03-01 16:46:52,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:52,763 INFO L470 AbstractCegarLoop]: Abstraction has 7506 states and 20810 transitions. [2022-03-01 16:46:52,763 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:52,763 INFO L276 IsEmpty]: Start isEmpty. Operand 7506 states and 20810 transitions. [2022-03-01 16:46:52,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:52,769 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:52,769 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:52,769 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable259 [2022-03-01 16:46:52,769 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)] === [2022-03-01 16:46:52,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:52,770 INFO L85 PathProgramCache]: Analyzing trace with hash 275373029, now seen corresponding path program 28 times [2022-03-01 16:46:52,770 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:52,770 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348778774] [2022-03-01 16:46:52,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:52,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:52,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:53,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:53,686 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:53,686 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348778774] [2022-03-01 16:46:53,686 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348778774] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:53,686 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:53,686 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:53,686 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10249228] [2022-03-01 16:46:53,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:53,686 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:53,687 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:53,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:53,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:53,687 INFO L87 Difference]: Start difference. First operand 7506 states and 20810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:55,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:55,647 INFO L93 Difference]: Finished difference Result 10192 states and 27490 transitions. [2022-03-01 16:46:55,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:55,647 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:46:55,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:55,662 INFO L225 Difference]: With dead ends: 10192 [2022-03-01 16:46:55,662 INFO L226 Difference]: Without dead ends: 10192 [2022-03-01 16:46:55,662 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:46:55,662 INFO L933 BasicCegarLoop]: 388 mSDtfsCounter, 1218 mSDsluCounter, 2420 mSDsCounter, 0 mSdLazyCounter, 2148 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1218 SdHoareTripleChecker+Valid, 2759 SdHoareTripleChecker+Invalid, 2357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 2148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:55,663 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1218 Valid, 2759 Invalid, 2357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 2148 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:46:55,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10192 states. [2022-03-01 16:46:55,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10192 to 7464. [2022-03-01 16:46:55,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7464 states, 7460 states have (on average 2.7729222520107237) internal successors, (20686), 7463 states have internal predecessors, (20686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:55,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7464 states to 7464 states and 20686 transitions. [2022-03-01 16:46:55,760 INFO L78 Accepts]: Start accepts. Automaton has 7464 states and 20686 transitions. Word has length 100 [2022-03-01 16:46:55,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:55,760 INFO L470 AbstractCegarLoop]: Abstraction has 7464 states and 20686 transitions. [2022-03-01 16:46:55,760 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:55,760 INFO L276 IsEmpty]: Start isEmpty. Operand 7464 states and 20686 transitions. [2022-03-01 16:46:55,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:55,766 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:55,766 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, 1, 1] [2022-03-01 16:46:55,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260 [2022-03-01 16:46:55,766 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)] === [2022-03-01 16:46:55,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:55,766 INFO L85 PathProgramCache]: Analyzing trace with hash 845113057, now seen corresponding path program 29 times [2022-03-01 16:46:55,766 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:55,766 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754140201] [2022-03-01 16:46:55,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:55,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:56,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:56,476 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:56,476 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754140201] [2022-03-01 16:46:56,476 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754140201] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:56,476 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:56,476 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:56,476 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296541662] [2022-03-01 16:46:56,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:56,476 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:56,476 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:56,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:56,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:56,477 INFO L87 Difference]: Start difference. First operand 7464 states and 20686 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:57,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:57,642 INFO L93 Difference]: Finished difference Result 9676 states and 26073 transitions. [2022-03-01 16:46:57,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:46:57,642 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 [2022-03-01 16:46:57,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:57,657 INFO L225 Difference]: With dead ends: 9676 [2022-03-01 16:46:57,657 INFO L226 Difference]: Without dead ends: 9676 [2022-03-01 16:46:57,657 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:46:57,657 INFO L933 BasicCegarLoop]: 367 mSDtfsCounter, 1568 mSDsluCounter, 1249 mSDsCounter, 0 mSdLazyCounter, 1134 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1568 SdHoareTripleChecker+Valid, 1583 SdHoareTripleChecker+Invalid, 1363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 1134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:57,657 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1568 Valid, 1583 Invalid, 1363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 1134 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:46:57,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9676 states. [2022-03-01 16:46:57,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9676 to 7506. [2022-03-01 16:46:57,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7506 states, 7502 states have (on average 2.7739269528125834) internal successors, (20810), 7505 states have internal predecessors, (20810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:57,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7506 states to 7506 states and 20810 transitions. [2022-03-01 16:46:57,772 INFO L78 Accepts]: Start accepts. Automaton has 7506 states and 20810 transitions. Word has length 100 [2022-03-01 16:46:57,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:57,774 INFO L470 AbstractCegarLoop]: Abstraction has 7506 states and 20810 transitions. [2022-03-01 16:46:57,774 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:57,775 INFO L276 IsEmpty]: Start isEmpty. Operand 7506 states and 20810 transitions. [2022-03-01 16:46:57,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:57,781 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:57,781 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:57,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261 [2022-03-01 16:46:57,781 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)] === [2022-03-01 16:46:57,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:57,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1665665589, now seen corresponding path program 30 times [2022-03-01 16:46:57,782 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:57,782 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008484621] [2022-03-01 16:46:57,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:57,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:57,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:58,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:58,604 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:58,604 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008484621] [2022-03-01 16:46:58,604 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008484621] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:58,604 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:58,604 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:58,604 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281419040] [2022-03-01 16:46:58,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:58,605 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:58,605 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:58,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:58,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:58,605 INFO L87 Difference]: Start difference. First operand 7506 states and 20810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:00,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:00,191 INFO L93 Difference]: Finished difference Result 10066 states and 27134 transitions. [2022-03-01 16:47:00,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:47:00,191 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:47:00,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:00,206 INFO L225 Difference]: With dead ends: 10066 [2022-03-01 16:47:00,206 INFO L226 Difference]: Without dead ends: 10066 [2022-03-01 16:47:00,207 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:47:00,207 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 1590 mSDsluCounter, 1777 mSDsCounter, 0 mSdLazyCounter, 1659 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1590 SdHoareTripleChecker+Valid, 2115 SdHoareTripleChecker+Invalid, 1899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 1659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:00,207 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1590 Valid, 2115 Invalid, 1899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 1659 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:47:00,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10066 states. [2022-03-01 16:47:00,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10066 to 7527. [2022-03-01 16:47:00,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:00,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-01 16:47:00,374 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-01 16:47:00,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:00,375 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-01 16:47:00,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:00,375 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-01 16:47:00,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:00,381 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:00,381 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:00,381 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262 [2022-03-01 16:47:00,381 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)] === [2022-03-01 16:47:00,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:00,383 INFO L85 PathProgramCache]: Analyzing trace with hash 771216191, now seen corresponding path program 31 times [2022-03-01 16:47:00,384 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:00,384 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976432398] [2022-03-01 16:47:00,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:00,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:00,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:01,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:01,297 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:01,297 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976432398] [2022-03-01 16:47:01,297 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976432398] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:01,297 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:01,297 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:01,297 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761680776] [2022-03-01 16:47:01,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:01,297 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:01,297 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:01,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:01,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:01,298 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:02,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:02,970 INFO L93 Difference]: Finished difference Result 9991 states and 26971 transitions. [2022-03-01 16:47:02,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:02,971 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 [2022-03-01 16:47:02,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:02,987 INFO L225 Difference]: With dead ends: 9991 [2022-03-01 16:47:02,987 INFO L226 Difference]: Without dead ends: 9991 [2022-03-01 16:47:02,987 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:02,987 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1643 mSDsluCounter, 1771 mSDsCounter, 0 mSdLazyCounter, 1635 mSolverCounterSat, 275 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1643 SdHoareTripleChecker+Valid, 2123 SdHoareTripleChecker+Invalid, 1910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 275 IncrementalHoareTripleChecker+Valid, 1635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:02,988 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1643 Valid, 2123 Invalid, 1910 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [275 Valid, 1635 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:47:03,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9991 states. [2022-03-01 16:47:03,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9991 to 7422. [2022-03-01 16:47:03,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:03,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-03-01 16:47:03,109 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-03-01 16:47:03,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:03,109 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-03-01 16:47:03,109 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) [2022-03-01 16:47:03,110 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-03-01 16:47:03,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:03,115 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:03,115 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] [2022-03-01 16:47:03,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable263 [2022-03-01 16:47:03,115 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)] === [2022-03-01 16:47:03,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:03,115 INFO L85 PathProgramCache]: Analyzing trace with hash 588069779, now seen corresponding path program 32 times [2022-03-01 16:47:03,116 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:03,116 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730166547] [2022-03-01 16:47:03,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:03,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:03,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:04,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:04,107 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:04,107 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730166547] [2022-03-01 16:47:04,107 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730166547] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:04,107 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:04,107 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:04,107 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099432491] [2022-03-01 16:47:04,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:04,107 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:04,107 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:04,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:04,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:04,108 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:06,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:06,106 INFO L93 Difference]: Finished difference Result 9896 states and 26668 transitions. [2022-03-01 16:47:06,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:06,107 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 [2022-03-01 16:47:06,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:06,121 INFO L225 Difference]: With dead ends: 9896 [2022-03-01 16:47:06,121 INFO L226 Difference]: Without dead ends: 9896 [2022-03-01 16:47:06,121 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:06,121 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 1591 mSDsluCounter, 2085 mSDsCounter, 0 mSdLazyCounter, 1958 mSolverCounterSat, 252 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1591 SdHoareTripleChecker+Valid, 2423 SdHoareTripleChecker+Invalid, 2210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 252 IncrementalHoareTripleChecker+Valid, 1958 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:06,121 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1591 Valid, 2423 Invalid, 2210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [252 Valid, 1958 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:47:06,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9896 states. [2022-03-01 16:47:06,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9896 to 7464. [2022-03-01 16:47:06,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7464 states, 7460 states have (on average 2.7729222520107237) internal successors, (20686), 7463 states have internal predecessors, (20686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:06,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7464 states to 7464 states and 20686 transitions. [2022-03-01 16:47:06,231 INFO L78 Accepts]: Start accepts. Automaton has 7464 states and 20686 transitions. Word has length 100 [2022-03-01 16:47:06,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:06,231 INFO L470 AbstractCegarLoop]: Abstraction has 7464 states and 20686 transitions. [2022-03-01 16:47:06,231 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:06,231 INFO L276 IsEmpty]: Start isEmpty. Operand 7464 states and 20686 transitions. [2022-03-01 16:47:06,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:06,237 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:06,238 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:06,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264 [2022-03-01 16:47:06,238 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)] === [2022-03-01 16:47:06,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:06,238 INFO L85 PathProgramCache]: Analyzing trace with hash -1578177197, now seen corresponding path program 33 times [2022-03-01 16:47:06,238 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:06,238 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470463552] [2022-03-01 16:47:06,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:06,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:06,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:07,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:07,052 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:07,052 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470463552] [2022-03-01 16:47:07,052 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470463552] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:07,053 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:07,053 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:07,053 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687658863] [2022-03-01 16:47:07,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:07,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:07,053 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:07,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:07,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:07,053 INFO L87 Difference]: Start difference. First operand 7464 states and 20686 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:08,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:08,748 INFO L93 Difference]: Finished difference Result 9441 states and 25404 transitions. [2022-03-01 16:47:08,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:47:08,749 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:47:08,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:08,762 INFO L225 Difference]: With dead ends: 9441 [2022-03-01 16:47:08,763 INFO L226 Difference]: Without dead ends: 9441 [2022-03-01 16:47:08,763 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:47:08,763 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1540 mSDsluCounter, 2108 mSDsCounter, 0 mSdLazyCounter, 1930 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1540 SdHoareTripleChecker+Valid, 2436 SdHoareTripleChecker+Invalid, 2132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 1930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:08,763 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1540 Valid, 2436 Invalid, 2132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 1930 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:47:08,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9441 states. [2022-03-01 16:47:08,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9441 to 7485. [2022-03-01 16:47:08,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7485 states, 7481 states have (on average 2.773426012565165) internal successors, (20748), 7484 states have internal predecessors, (20748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:08,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7485 states to 7485 states and 20748 transitions. [2022-03-01 16:47:08,881 INFO L78 Accepts]: Start accepts. Automaton has 7485 states and 20748 transitions. Word has length 100 [2022-03-01 16:47:08,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:08,882 INFO L470 AbstractCegarLoop]: Abstraction has 7485 states and 20748 transitions. [2022-03-01 16:47:08,882 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) [2022-03-01 16:47:08,882 INFO L276 IsEmpty]: Start isEmpty. Operand 7485 states and 20748 transitions. [2022-03-01 16:47:08,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:08,888 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:08,888 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] [2022-03-01 16:47:08,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable265 [2022-03-01 16:47:08,889 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)] === [2022-03-01 16:47:08,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:08,889 INFO L85 PathProgramCache]: Analyzing trace with hash 858704583, now seen corresponding path program 34 times [2022-03-01 16:47:08,889 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:08,889 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477788487] [2022-03-01 16:47:08,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:08,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:08,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:09,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:09,817 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:09,817 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477788487] [2022-03-01 16:47:09,817 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477788487] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:09,817 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:09,817 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:09,817 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987943349] [2022-03-01 16:47:09,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:09,817 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:09,817 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:09,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:09,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:09,818 INFO L87 Difference]: Start difference. First operand 7485 states and 20748 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:11,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:11,598 INFO L93 Difference]: Finished difference Result 9735 states and 26240 transitions. [2022-03-01 16:47:11,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:11,598 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:47:11,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:11,613 INFO L225 Difference]: With dead ends: 9735 [2022-03-01 16:47:11,613 INFO L226 Difference]: Without dead ends: 9735 [2022-03-01 16:47:11,613 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:11,614 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1413 mSDsluCounter, 2076 mSDsCounter, 0 mSdLazyCounter, 1886 mSolverCounterSat, 239 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1413 SdHoareTripleChecker+Valid, 2418 SdHoareTripleChecker+Invalid, 2125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 239 IncrementalHoareTripleChecker+Valid, 1886 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:11,614 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1413 Valid, 2418 Invalid, 2125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [239 Valid, 1886 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:47:11,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9735 states. [2022-03-01 16:47:11,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9735 to 7443. [2022-03-01 16:47:11,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7443 states, 7439 states have (on average 2.7724156472644172) internal successors, (20624), 7442 states have internal predecessors, (20624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:11,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7443 states to 7443 states and 20624 transitions. [2022-03-01 16:47:11,711 INFO L78 Accepts]: Start accepts. Automaton has 7443 states and 20624 transitions. Word has length 100 [2022-03-01 16:47:11,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:11,711 INFO L470 AbstractCegarLoop]: Abstraction has 7443 states and 20624 transitions. [2022-03-01 16:47:11,711 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) [2022-03-01 16:47:11,712 INFO L276 IsEmpty]: Start isEmpty. Operand 7443 states and 20624 transitions. [2022-03-01 16:47:11,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:11,717 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:11,717 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] [2022-03-01 16:47:11,717 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable266 [2022-03-01 16:47:11,717 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)] === [2022-03-01 16:47:11,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:11,717 INFO L85 PathProgramCache]: Analyzing trace with hash -967729883, now seen corresponding path program 35 times [2022-03-01 16:47:11,717 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:11,717 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906833049] [2022-03-01 16:47:11,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:11,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:11,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:12,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:12,806 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:12,806 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906833049] [2022-03-01 16:47:12,806 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906833049] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:12,807 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:12,807 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:12,807 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706635937] [2022-03-01 16:47:12,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:12,807 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:12,807 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:12,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:12,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:12,807 INFO L87 Difference]: Start difference. First operand 7443 states and 20624 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:14,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:14,373 INFO L93 Difference]: Finished difference Result 9555 states and 25719 transitions. [2022-03-01 16:47:14,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:14,374 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:47:14,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:14,389 INFO L225 Difference]: With dead ends: 9555 [2022-03-01 16:47:14,389 INFO L226 Difference]: Without dead ends: 9555 [2022-03-01 16:47:14,389 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:14,390 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 1565 mSDsluCounter, 1607 mSDsCounter, 0 mSdLazyCounter, 1505 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1565 SdHoareTripleChecker+Valid, 1957 SdHoareTripleChecker+Invalid, 1748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 1505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:14,390 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1565 Valid, 1957 Invalid, 1748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 1505 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:47:14,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9555 states. [2022-03-01 16:47:14,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9555 to 7380. [2022-03-01 16:47:14,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:14,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-03-01 16:47:14,509 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-03-01 16:47:14,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:14,509 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-03-01 16:47:14,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:14,509 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-03-01 16:47:14,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:14,515 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:14,515 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:14,515 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable267 [2022-03-01 16:47:14,515 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)] === [2022-03-01 16:47:14,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:14,516 INFO L85 PathProgramCache]: Analyzing trace with hash -453392777, now seen corresponding path program 56 times [2022-03-01 16:47:14,516 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:14,516 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217661889] [2022-03-01 16:47:14,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:14,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:14,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:15,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:15,075 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:15,075 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217661889] [2022-03-01 16:47:15,075 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217661889] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:15,075 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:15,075 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:15,076 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324337204] [2022-03-01 16:47:15,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:15,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:15,076 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:15,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:15,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:15,076 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:16,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:16,579 INFO L93 Difference]: Finished difference Result 9536 states and 25248 transitions. [2022-03-01 16:47:16,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:47:16,580 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:47:16,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:16,594 INFO L225 Difference]: With dead ends: 9536 [2022-03-01 16:47:16,594 INFO L226 Difference]: Without dead ends: 9536 [2022-03-01 16:47:16,594 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=484, Invalid=922, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 16:47:16,595 INFO L933 BasicCegarLoop]: 447 mSDtfsCounter, 1638 mSDsluCounter, 1195 mSDsCounter, 0 mSdLazyCounter, 1094 mSolverCounterSat, 419 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1638 SdHoareTripleChecker+Valid, 1626 SdHoareTripleChecker+Invalid, 1513 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 419 IncrementalHoareTripleChecker+Valid, 1094 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:16,595 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1638 Valid, 1626 Invalid, 1513 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [419 Valid, 1094 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:47:16,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9536 states. [2022-03-01 16:47:16,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9536 to 7527. [2022-03-01 16:47:16,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:16,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-01 16:47:16,705 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-01 16:47:16,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:16,705 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-01 16:47:16,705 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:16,705 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-01 16:47:16,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:16,711 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:16,711 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:16,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable268 [2022-03-01 16:47:16,712 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)] === [2022-03-01 16:47:16,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:16,712 INFO L85 PathProgramCache]: Analyzing trace with hash 576058079, now seen corresponding path program 57 times [2022-03-01 16:47:16,712 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:16,712 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844696452] [2022-03-01 16:47:16,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:16,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:16,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:17,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:17,505 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:17,505 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844696452] [2022-03-01 16:47:17,505 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844696452] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:17,505 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:17,505 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:17,505 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90962439] [2022-03-01 16:47:17,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:17,505 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:17,505 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:17,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:17,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:17,505 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:19,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:19,808 INFO L93 Difference]: Finished difference Result 9620 states and 25480 transitions. [2022-03-01 16:47:19,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:47:19,808 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:47:19,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:19,823 INFO L225 Difference]: With dead ends: 9620 [2022-03-01 16:47:19,823 INFO L226 Difference]: Without dead ends: 9620 [2022-03-01 16:47:19,823 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=466, Invalid=940, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 16:47:19,823 INFO L933 BasicCegarLoop]: 447 mSDtfsCounter, 1796 mSDsluCounter, 2093 mSDsCounter, 0 mSdLazyCounter, 2013 mSolverCounterSat, 331 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1796 SdHoareTripleChecker+Valid, 2517 SdHoareTripleChecker+Invalid, 2344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 331 IncrementalHoareTripleChecker+Valid, 2013 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:19,824 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1796 Valid, 2517 Invalid, 2344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [331 Valid, 2013 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 16:47:19,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9620 states. [2022-03-01 16:47:19,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9620 to 7674. [2022-03-01 16:47:19,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7674 states, 7670 states have (on average 2.7778357235984354) internal successors, (21306), 7673 states have internal predecessors, (21306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:19,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7674 states to 7674 states and 21306 transitions. [2022-03-01 16:47:19,942 INFO L78 Accepts]: Start accepts. Automaton has 7674 states and 21306 transitions. Word has length 100 [2022-03-01 16:47:19,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:19,942 INFO L470 AbstractCegarLoop]: Abstraction has 7674 states and 21306 transitions. [2022-03-01 16:47:19,942 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) [2022-03-01 16:47:19,942 INFO L276 IsEmpty]: Start isEmpty. Operand 7674 states and 21306 transitions. [2022-03-01 16:47:19,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:19,948 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:19,948 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:19,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable269 [2022-03-01 16:47:19,948 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)] === [2022-03-01 16:47:19,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:19,949 INFO L85 PathProgramCache]: Analyzing trace with hash 551985959, now seen corresponding path program 58 times [2022-03-01 16:47:19,949 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:19,949 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462701463] [2022-03-01 16:47:19,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:19,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:19,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:20,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:20,902 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:20,902 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462701463] [2022-03-01 16:47:20,902 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462701463] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:20,902 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:20,902 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:20,902 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112085641] [2022-03-01 16:47:20,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:20,903 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:20,903 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:20,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:20,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:20,903 INFO L87 Difference]: Start difference. First operand 7674 states and 21306 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:22,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:22,732 INFO L93 Difference]: Finished difference Result 9521 states and 25568 transitions. [2022-03-01 16:47:22,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:22,732 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 [2022-03-01 16:47:22,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:22,746 INFO L225 Difference]: With dead ends: 9521 [2022-03-01 16:47:22,747 INFO L226 Difference]: Without dead ends: 9521 [2022-03-01 16:47:22,747 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:22,747 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 1376 mSDsluCounter, 1808 mSDsCounter, 0 mSdLazyCounter, 1649 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1376 SdHoareTripleChecker+Valid, 2141 SdHoareTripleChecker+Invalid, 1937 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 1649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:22,747 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1376 Valid, 2141 Invalid, 1937 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 1649 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:47:22,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9521 states. [2022-03-01 16:47:22,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9521 to 7611. [2022-03-01 16:47:22,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7611 states, 7607 states have (on average 2.776390166951492) internal successors, (21120), 7610 states have internal predecessors, (21120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:22,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7611 states to 7611 states and 21120 transitions. [2022-03-01 16:47:22,858 INFO L78 Accepts]: Start accepts. Automaton has 7611 states and 21120 transitions. Word has length 100 [2022-03-01 16:47:22,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:22,859 INFO L470 AbstractCegarLoop]: Abstraction has 7611 states and 21120 transitions. [2022-03-01 16:47:22,859 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) [2022-03-01 16:47:22,859 INFO L276 IsEmpty]: Start isEmpty. Operand 7611 states and 21120 transitions. [2022-03-01 16:47:22,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:22,865 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:22,865 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] [2022-03-01 16:47:22,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable270 [2022-03-01 16:47:22,865 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)] === [2022-03-01 16:47:22,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:22,865 INFO L85 PathProgramCache]: Analyzing trace with hash 1798542135, now seen corresponding path program 59 times [2022-03-01 16:47:22,865 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:22,866 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921870090] [2022-03-01 16:47:22,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:22,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:22,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:23,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:23,605 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:23,605 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921870090] [2022-03-01 16:47:23,605 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921870090] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:23,605 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:23,605 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:23,606 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527282079] [2022-03-01 16:47:23,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:23,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:23,606 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:23,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:23,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:23,606 INFO L87 Difference]: Start difference. First operand 7611 states and 21120 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:25,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:25,124 INFO L93 Difference]: Finished difference Result 9234 states and 24789 transitions. [2022-03-01 16:47:25,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:47:25,125 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:47:25,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:25,138 INFO L225 Difference]: With dead ends: 9234 [2022-03-01 16:47:25,138 INFO L226 Difference]: Without dead ends: 9234 [2022-03-01 16:47:25,138 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:47:25,138 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1756 mSDsluCounter, 1527 mSDsCounter, 0 mSdLazyCounter, 1440 mSolverCounterSat, 324 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1756 SdHoareTripleChecker+Valid, 1857 SdHoareTripleChecker+Invalid, 1764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 324 IncrementalHoareTripleChecker+Valid, 1440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:25,139 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1756 Valid, 1857 Invalid, 1764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [324 Valid, 1440 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:47:25,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9234 states. [2022-03-01 16:47:25,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9234 to 7632. [2022-03-01 16:47:25,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7632 states, 7628 states have (on average 2.7768746722600945) internal successors, (21182), 7631 states have internal predecessors, (21182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:25,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7632 states to 7632 states and 21182 transitions. [2022-03-01 16:47:25,247 INFO L78 Accepts]: Start accepts. Automaton has 7632 states and 21182 transitions. Word has length 100 [2022-03-01 16:47:25,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:25,247 INFO L470 AbstractCegarLoop]: Abstraction has 7632 states and 21182 transitions. [2022-03-01 16:47:25,247 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:25,247 INFO L276 IsEmpty]: Start isEmpty. Operand 7632 states and 21182 transitions. [2022-03-01 16:47:25,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:25,253 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:25,253 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:25,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable271 [2022-03-01 16:47:25,254 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)] === [2022-03-01 16:47:25,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:25,254 INFO L85 PathProgramCache]: Analyzing trace with hash -859547957, now seen corresponding path program 60 times [2022-03-01 16:47:25,254 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:25,254 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829559193] [2022-03-01 16:47:25,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:25,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:25,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:26,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:26,311 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:26,311 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829559193] [2022-03-01 16:47:26,311 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829559193] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:26,311 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:26,311 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:26,311 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040723486] [2022-03-01 16:47:26,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:26,311 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:26,311 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:26,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:26,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:26,312 INFO L87 Difference]: Start difference. First operand 7632 states and 21182 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:27,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:27,961 INFO L93 Difference]: Finished difference Result 9402 states and 25253 transitions. [2022-03-01 16:47:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:27,961 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:47:27,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:27,976 INFO L225 Difference]: With dead ends: 9402 [2022-03-01 16:47:27,976 INFO L226 Difference]: Without dead ends: 9402 [2022-03-01 16:47:27,976 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:27,977 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1349 mSDsluCounter, 1527 mSDsCounter, 0 mSdLazyCounter, 1427 mSolverCounterSat, 337 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1349 SdHoareTripleChecker+Valid, 1872 SdHoareTripleChecker+Invalid, 1764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 337 IncrementalHoareTripleChecker+Valid, 1427 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:27,977 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1349 Valid, 1872 Invalid, 1764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [337 Valid, 1427 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:47:27,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9402 states. [2022-03-01 16:47:28,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9402 to 7590. [2022-03-01 16:47:28,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7590 states, 7586 states have (on average 2.7759029791721592) internal successors, (21058), 7589 states have internal predecessors, (21058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:28,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7590 states to 7590 states and 21058 transitions. [2022-03-01 16:47:28,101 INFO L78 Accepts]: Start accepts. Automaton has 7590 states and 21058 transitions. Word has length 100 [2022-03-01 16:47:28,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:28,101 INFO L470 AbstractCegarLoop]: Abstraction has 7590 states and 21058 transitions. [2022-03-01 16:47:28,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:28,101 INFO L276 IsEmpty]: Start isEmpty. Operand 7590 states and 21058 transitions. [2022-03-01 16:47:28,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:28,107 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:28,107 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:28,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272 [2022-03-01 16:47:28,108 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)] === [2022-03-01 16:47:28,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:28,108 INFO L85 PathProgramCache]: Analyzing trace with hash -454213721, now seen corresponding path program 61 times [2022-03-01 16:47:28,108 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:28,108 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116693818] [2022-03-01 16:47:28,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:28,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:28,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:28,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:28,832 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:28,832 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116693818] [2022-03-01 16:47:28,832 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116693818] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:28,832 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:28,832 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:28,832 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665897423] [2022-03-01 16:47:28,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:28,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:28,832 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:28,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:28,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:28,833 INFO L87 Difference]: Start difference. First operand 7590 states and 21058 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:30,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:30,258 INFO L93 Difference]: Finished difference Result 9395 states and 25250 transitions. [2022-03-01 16:47:30,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:47:30,258 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:47:30,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:30,272 INFO L225 Difference]: With dead ends: 9395 [2022-03-01 16:47:30,272 INFO L226 Difference]: Without dead ends: 9395 [2022-03-01 16:47:30,273 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:47:30,273 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1472 mSDsluCounter, 1421 mSDsCounter, 0 mSdLazyCounter, 1353 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1472 SdHoareTripleChecker+Valid, 1735 SdHoareTripleChecker+Invalid, 1603 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 1353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:30,273 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1472 Valid, 1735 Invalid, 1603 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 1353 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:47:30,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9395 states. [2022-03-01 16:47:30,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9395 to 7632. [2022-03-01 16:47:30,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7632 states, 7628 states have (on average 2.7768746722600945) internal successors, (21182), 7631 states have internal predecessors, (21182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:30,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7632 states to 7632 states and 21182 transitions. [2022-03-01 16:47:30,367 INFO L78 Accepts]: Start accepts. Automaton has 7632 states and 21182 transitions. Word has length 100 [2022-03-01 16:47:30,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:30,367 INFO L470 AbstractCegarLoop]: Abstraction has 7632 states and 21182 transitions. [2022-03-01 16:47:30,368 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:30,368 INFO L276 IsEmpty]: Start isEmpty. Operand 7632 states and 21182 transitions. [2022-03-01 16:47:30,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:30,373 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:30,373 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:30,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273 [2022-03-01 16:47:30,373 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)] === [2022-03-01 16:47:30,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:30,373 INFO L85 PathProgramCache]: Analyzing trace with hash -1995330447, now seen corresponding path program 62 times [2022-03-01 16:47:30,373 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:30,374 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851538669] [2022-03-01 16:47:30,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:30,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:30,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:31,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:31,054 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:31,054 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851538669] [2022-03-01 16:47:31,054 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851538669] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:31,054 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:31,054 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:31,054 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343310201] [2022-03-01 16:47:31,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:31,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:31,054 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:31,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:31,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:31,054 INFO L87 Difference]: Start difference. First operand 7632 states and 21182 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:32,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:32,810 INFO L93 Difference]: Finished difference Result 9584 states and 25749 transitions. [2022-03-01 16:47:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:47:32,811 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 [2022-03-01 16:47:32,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:32,826 INFO L225 Difference]: With dead ends: 9584 [2022-03-01 16:47:32,826 INFO L226 Difference]: Without dead ends: 9584 [2022-03-01 16:47:32,827 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:47:32,827 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 1219 mSDsluCounter, 1895 mSDsCounter, 0 mSdLazyCounter, 1720 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1219 SdHoareTripleChecker+Valid, 2219 SdHoareTripleChecker+Invalid, 1989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 1720 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:32,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1219 Valid, 2219 Invalid, 1989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 1720 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:47:32,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9584 states. [2022-03-01 16:47:32,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9584 to 7653. [2022-03-01 16:47:32,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7653 states, 7649 states have (on average 2.77735651719179) internal successors, (21244), 7652 states have internal predecessors, (21244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:32,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7653 states to 7653 states and 21244 transitions. [2022-03-01 16:47:32,949 INFO L78 Accepts]: Start accepts. Automaton has 7653 states and 21244 transitions. Word has length 100 [2022-03-01 16:47:32,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:32,949 INFO L470 AbstractCegarLoop]: Abstraction has 7653 states and 21244 transitions. [2022-03-01 16:47:32,949 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:32,949 INFO L276 IsEmpty]: Start isEmpty. Operand 7653 states and 21244 transitions. [2022-03-01 16:47:32,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:32,956 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:32,956 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:32,956 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274 [2022-03-01 16:47:32,956 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)] === [2022-03-01 16:47:32,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:32,956 INFO L85 PathProgramCache]: Analyzing trace with hash -358453243, now seen corresponding path program 63 times [2022-03-01 16:47:32,956 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:32,956 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316997013] [2022-03-01 16:47:32,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:32,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:32,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:33,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:33,954 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:33,954 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316997013] [2022-03-01 16:47:33,954 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316997013] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:33,954 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:33,954 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:33,955 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617079536] [2022-03-01 16:47:33,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:33,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:33,955 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:33,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:33,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:33,955 INFO L87 Difference]: Start difference. First operand 7653 states and 21244 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:35,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:35,656 INFO L93 Difference]: Finished difference Result 9542 states and 25652 transitions. [2022-03-01 16:47:35,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:35,657 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 [2022-03-01 16:47:35,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:35,671 INFO L225 Difference]: With dead ends: 9542 [2022-03-01 16:47:35,671 INFO L226 Difference]: Without dead ends: 9542 [2022-03-01 16:47:35,671 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:35,671 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1429 mSDsluCounter, 1647 mSDsCounter, 0 mSdLazyCounter, 1524 mSolverCounterSat, 308 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1429 SdHoareTripleChecker+Valid, 1985 SdHoareTripleChecker+Invalid, 1832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 308 IncrementalHoareTripleChecker+Valid, 1524 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:35,671 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1429 Valid, 1985 Invalid, 1832 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [308 Valid, 1524 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:47:35,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9542 states. [2022-03-01 16:47:35,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9542 to 7548. [2022-03-01 16:47:35,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7548 states, 7544 states have (on average 2.77492046659597) internal successors, (20934), 7547 states have internal predecessors, (20934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:35,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7548 states to 7548 states and 20934 transitions. [2022-03-01 16:47:35,782 INFO L78 Accepts]: Start accepts. Automaton has 7548 states and 20934 transitions. Word has length 100 [2022-03-01 16:47:35,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:35,783 INFO L470 AbstractCegarLoop]: Abstraction has 7548 states and 20934 transitions. [2022-03-01 16:47:35,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:35,783 INFO L276 IsEmpty]: Start isEmpty. Operand 7548 states and 20934 transitions. [2022-03-01 16:47:35,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:35,789 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:35,789 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:35,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275 [2022-03-01 16:47:35,789 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)] === [2022-03-01 16:47:35,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:35,790 INFO L85 PathProgramCache]: Analyzing trace with hash -1143333401, now seen corresponding path program 64 times [2022-03-01 16:47:35,790 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:35,790 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732761303] [2022-03-01 16:47:35,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:35,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:35,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:36,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:36,774 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:36,774 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732761303] [2022-03-01 16:47:36,774 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732761303] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:36,774 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:36,775 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:36,775 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526689122] [2022-03-01 16:47:36,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:36,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:36,775 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:36,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:36,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:36,775 INFO L87 Difference]: Start difference. First operand 7548 states and 20934 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:38,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:38,399 INFO L93 Difference]: Finished difference Result 9591 states and 25800 transitions. [2022-03-01 16:47:38,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:47:38,399 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:47:38,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:38,412 INFO L225 Difference]: With dead ends: 9591 [2022-03-01 16:47:38,412 INFO L226 Difference]: Without dead ends: 9591 [2022-03-01 16:47:38,412 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:47:38,412 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1392 mSDsluCounter, 1674 mSDsCounter, 0 mSdLazyCounter, 1543 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1392 SdHoareTripleChecker+Valid, 1981 SdHoareTripleChecker+Invalid, 1817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 1543 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:38,412 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1392 Valid, 1981 Invalid, 1817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 1543 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:47:38,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9591 states. [2022-03-01 16:47:38,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9591 to 7569. [2022-03-01 16:47:38,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7569 states, 7565 states have (on average 2.775413086582948) internal successors, (20996), 7568 states have internal predecessors, (20996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:38,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7569 states to 7569 states and 20996 transitions. [2022-03-01 16:47:38,520 INFO L78 Accepts]: Start accepts. Automaton has 7569 states and 20996 transitions. Word has length 100 [2022-03-01 16:47:38,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:38,521 INFO L470 AbstractCegarLoop]: Abstraction has 7569 states and 20996 transitions. [2022-03-01 16:47:38,521 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:38,521 INFO L276 IsEmpty]: Start isEmpty. Operand 7569 states and 20996 transitions. [2022-03-01 16:47:38,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:38,527 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:38,527 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:38,527 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable276 [2022-03-01 16:47:38,527 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)] === [2022-03-01 16:47:38,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:38,528 INFO L85 PathProgramCache]: Analyzing trace with hash -1486881555, now seen corresponding path program 65 times [2022-03-01 16:47:38,528 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:38,528 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217900772] [2022-03-01 16:47:38,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:38,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:38,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:39,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:39,206 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:39,206 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217900772] [2022-03-01 16:47:39,206 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1217900772] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:39,206 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:39,206 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:39,206 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710337453] [2022-03-01 16:47:39,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:39,206 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:39,206 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:39,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:39,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:39,207 INFO L87 Difference]: Start difference. First operand 7569 states and 20996 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:40,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:40,796 INFO L93 Difference]: Finished difference Result 9815 states and 26388 transitions. [2022-03-01 16:47:40,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:47:40,796 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:47:40,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:40,811 INFO L225 Difference]: With dead ends: 9815 [2022-03-01 16:47:40,811 INFO L226 Difference]: Without dead ends: 9815 [2022-03-01 16:47:40,811 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:47:40,811 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1495 mSDsluCounter, 1531 mSDsCounter, 0 mSdLazyCounter, 1439 mSolverCounterSat, 331 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1495 SdHoareTripleChecker+Valid, 1855 SdHoareTripleChecker+Invalid, 1770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 331 IncrementalHoareTripleChecker+Valid, 1439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:40,811 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1495 Valid, 1855 Invalid, 1770 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [331 Valid, 1439 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:47:40,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9815 states. [2022-03-01 16:47:40,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9815 to 7611. [2022-03-01 16:47:40,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7611 states, 7607 states have (on average 2.776390166951492) internal successors, (21120), 7610 states have internal predecessors, (21120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:40,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7611 states to 7611 states and 21120 transitions. [2022-03-01 16:47:40,930 INFO L78 Accepts]: Start accepts. Automaton has 7611 states and 21120 transitions. Word has length 100 [2022-03-01 16:47:40,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:40,930 INFO L470 AbstractCegarLoop]: Abstraction has 7611 states and 21120 transitions. [2022-03-01 16:47:40,930 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:40,930 INFO L276 IsEmpty]: Start isEmpty. Operand 7611 states and 21120 transitions. [2022-03-01 16:47:40,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:40,941 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:40,941 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:40,942 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable277 [2022-03-01 16:47:40,942 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)] === [2022-03-01 16:47:40,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:40,942 INFO L85 PathProgramCache]: Analyzing trace with hash -873950193, now seen corresponding path program 66 times [2022-03-01 16:47:40,942 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:40,942 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410067040] [2022-03-01 16:47:40,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:40,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:40,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:41,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:41,710 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:41,710 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410067040] [2022-03-01 16:47:41,710 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410067040] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:41,710 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:41,711 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:41,711 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196018930] [2022-03-01 16:47:41,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:41,711 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:41,711 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:41,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:41,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:41,711 INFO L87 Difference]: Start difference. First operand 7611 states and 21120 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:43,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:43,177 INFO L93 Difference]: Finished difference Result 9738 states and 26175 transitions. [2022-03-01 16:47:43,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:47:43,178 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:47:43,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:43,192 INFO L225 Difference]: With dead ends: 9738 [2022-03-01 16:47:43,193 INFO L226 Difference]: Without dead ends: 9738 [2022-03-01 16:47:43,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:47:43,193 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1298 mSDsluCounter, 1443 mSDsCounter, 0 mSdLazyCounter, 1348 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1298 SdHoareTripleChecker+Valid, 1775 SdHoareTripleChecker+Invalid, 1644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 1348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:43,193 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1298 Valid, 1775 Invalid, 1644 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 1348 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:47:43,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9738 states. [2022-03-01 16:47:43,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9738 to 7632. [2022-03-01 16:47:43,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7632 states, 7628 states have (on average 2.7768746722600945) internal successors, (21182), 7631 states have internal predecessors, (21182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:43,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7632 states to 7632 states and 21182 transitions. [2022-03-01 16:47:43,296 INFO L78 Accepts]: Start accepts. Automaton has 7632 states and 21182 transitions. Word has length 100 [2022-03-01 16:47:43,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:43,296 INFO L470 AbstractCegarLoop]: Abstraction has 7632 states and 21182 transitions. [2022-03-01 16:47:43,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:43,296 INFO L276 IsEmpty]: Start isEmpty. Operand 7632 states and 21182 transitions. [2022-03-01 16:47:43,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:43,302 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:43,302 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:43,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable278 [2022-03-01 16:47:43,302 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)] === [2022-03-01 16:47:43,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:43,302 INFO L85 PathProgramCache]: Analyzing trace with hash 762927011, now seen corresponding path program 67 times [2022-03-01 16:47:43,302 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:43,302 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106379357] [2022-03-01 16:47:43,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:43,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:43,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:44,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:44,206 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:44,206 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106379357] [2022-03-01 16:47:44,206 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106379357] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:44,207 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:44,207 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:44,207 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833412114] [2022-03-01 16:47:44,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:44,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:44,207 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:44,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:44,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:44,207 INFO L87 Difference]: Start difference. First operand 7632 states and 21182 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:45,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:45,985 INFO L93 Difference]: Finished difference Result 9696 states and 26078 transitions. [2022-03-01 16:47:45,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:45,986 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 [2022-03-01 16:47:45,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:46,000 INFO L225 Difference]: With dead ends: 9696 [2022-03-01 16:47:46,000 INFO L226 Difference]: Without dead ends: 9696 [2022-03-01 16:47:46,001 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:46,001 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 1756 mSDsluCounter, 1781 mSDsCounter, 0 mSdLazyCounter, 1652 mSolverCounterSat, 310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1756 SdHoareTripleChecker+Valid, 2122 SdHoareTripleChecker+Invalid, 1962 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 310 IncrementalHoareTripleChecker+Valid, 1652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:46,001 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1756 Valid, 2122 Invalid, 1962 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [310 Valid, 1652 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:47:46,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9696 states. [2022-03-01 16:47:46,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9696 to 7527. [2022-03-01 16:47:46,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:46,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-01 16:47:46,113 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-01 16:47:46,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:46,113 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-01 16:47:46,113 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:46,113 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-01 16:47:46,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:46,119 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:46,119 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, 1, 1] [2022-03-01 16:47:46,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable279 [2022-03-01 16:47:46,119 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)] === [2022-03-01 16:47:46,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:46,119 INFO L85 PathProgramCache]: Analyzing trace with hash 1293490039, now seen corresponding path program 36 times [2022-03-01 16:47:46,120 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:46,120 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138242942] [2022-03-01 16:47:46,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:46,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:46,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:47,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:47,172 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:47,172 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138242942] [2022-03-01 16:47:47,172 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138242942] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:47,172 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:47,172 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:47,172 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982683239] [2022-03-01 16:47:47,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:47,172 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:47,173 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:47,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:47,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:47,173 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:49,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:49,158 INFO L93 Difference]: Finished difference Result 9559 states and 25726 transitions. [2022-03-01 16:47:49,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:49,158 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:47:49,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:49,172 INFO L225 Difference]: With dead ends: 9559 [2022-03-01 16:47:49,173 INFO L226 Difference]: Without dead ends: 9559 [2022-03-01 16:47:49,173 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:49,173 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1317 mSDsluCounter, 2073 mSDsCounter, 0 mSdLazyCounter, 1897 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1317 SdHoareTripleChecker+Valid, 2414 SdHoareTripleChecker+Invalid, 2146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 1897 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:49,173 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1317 Valid, 2414 Invalid, 2146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [249 Valid, 1897 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:47:49,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9559 states. [2022-03-01 16:47:49,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9559 to 7611. [2022-03-01 16:47:49,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7611 states, 7607 states have (on average 2.776390166951492) internal successors, (21120), 7610 states have internal predecessors, (21120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:49,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7611 states to 7611 states and 21120 transitions. [2022-03-01 16:47:49,283 INFO L78 Accepts]: Start accepts. Automaton has 7611 states and 21120 transitions. Word has length 100 [2022-03-01 16:47:49,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:49,283 INFO L470 AbstractCegarLoop]: Abstraction has 7611 states and 21120 transitions. [2022-03-01 16:47:49,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:49,283 INFO L276 IsEmpty]: Start isEmpty. Operand 7611 states and 21120 transitions. [2022-03-01 16:47:49,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:49,289 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:49,289 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:49,289 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable280 [2022-03-01 16:47:49,289 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)] === [2022-03-01 16:47:49,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:49,289 INFO L85 PathProgramCache]: Analyzing trace with hash -872756937, now seen corresponding path program 37 times [2022-03-01 16:47:49,289 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:49,289 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686573324] [2022-03-01 16:47:49,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:49,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:49,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:50,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:50,049 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:50,049 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686573324] [2022-03-01 16:47:50,049 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686573324] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:50,049 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:50,049 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:50,049 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601275539] [2022-03-01 16:47:50,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:50,049 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:50,049 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:50,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:50,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:50,050 INFO L87 Difference]: Start difference. First operand 7611 states and 21120 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:51,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:51,715 INFO L93 Difference]: Finished difference Result 9501 states and 25561 transitions. [2022-03-01 16:47:51,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:47:51,715 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:47:51,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:51,728 INFO L225 Difference]: With dead ends: 9501 [2022-03-01 16:47:51,728 INFO L226 Difference]: Without dead ends: 9501 [2022-03-01 16:47:51,729 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:47:51,729 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1467 mSDsluCounter, 1609 mSDsCounter, 0 mSdLazyCounter, 1573 mSolverCounterSat, 278 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1467 SdHoareTripleChecker+Valid, 1952 SdHoareTripleChecker+Invalid, 1851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 278 IncrementalHoareTripleChecker+Valid, 1573 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:51,729 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1467 Valid, 1952 Invalid, 1851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [278 Valid, 1573 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:47:51,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9501 states. [2022-03-01 16:47:51,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9501 to 7639. [2022-03-01 16:47:51,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7639 states, 7635 states have (on average 2.777079240340537) internal successors, (21203), 7638 states have internal predecessors, (21203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:51,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7639 states to 7639 states and 21203 transitions. [2022-03-01 16:47:51,825 INFO L78 Accepts]: Start accepts. Automaton has 7639 states and 21203 transitions. Word has length 100 [2022-03-01 16:47:51,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:51,825 INFO L470 AbstractCegarLoop]: Abstraction has 7639 states and 21203 transitions. [2022-03-01 16:47:51,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:51,825 INFO L276 IsEmpty]: Start isEmpty. Operand 7639 states and 21203 transitions. [2022-03-01 16:47:51,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:51,831 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:51,831 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] [2022-03-01 16:47:51,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable281 [2022-03-01 16:47:51,831 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)] === [2022-03-01 16:47:51,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:51,831 INFO L85 PathProgramCache]: Analyzing trace with hash 1564124843, now seen corresponding path program 38 times [2022-03-01 16:47:51,831 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:51,831 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173725316] [2022-03-01 16:47:51,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:51,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:52,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:52,825 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:52,826 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173725316] [2022-03-01 16:47:52,826 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173725316] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:52,826 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:52,826 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:52,826 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367972077] [2022-03-01 16:47:52,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:52,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:52,826 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:52,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:52,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:52,826 INFO L87 Difference]: Start difference. First operand 7639 states and 21203 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:54,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:54,743 INFO L93 Difference]: Finished difference Result 9669 states and 26025 transitions. [2022-03-01 16:47:54,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:54,744 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:47:54,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:54,760 INFO L225 Difference]: With dead ends: 9669 [2022-03-01 16:47:54,760 INFO L226 Difference]: Without dead ends: 9669 [2022-03-01 16:47:54,760 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:54,760 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1530 mSDsluCounter, 2012 mSDsCounter, 0 mSdLazyCounter, 1873 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1530 SdHoareTripleChecker+Valid, 2363 SdHoareTripleChecker+Invalid, 2153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 1873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:54,761 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1530 Valid, 2363 Invalid, 2153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 1873 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:47:54,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9669 states. [2022-03-01 16:47:54,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9669 to 7590. [2022-03-01 16:47:54,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7590 states, 7586 states have (on average 2.7759029791721592) internal successors, (21058), 7589 states have internal predecessors, (21058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:54,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7590 states to 7590 states and 21058 transitions. [2022-03-01 16:47:54,868 INFO L78 Accepts]: Start accepts. Automaton has 7590 states and 21058 transitions. Word has length 100 [2022-03-01 16:47:54,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:54,868 INFO L470 AbstractCegarLoop]: Abstraction has 7590 states and 21058 transitions. [2022-03-01 16:47:54,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:54,868 INFO L276 IsEmpty]: Start isEmpty. Operand 7590 states and 21058 transitions. [2022-03-01 16:47:54,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:54,874 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:54,874 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] [2022-03-01 16:47:54,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable282 [2022-03-01 16:47:54,874 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)] === [2022-03-01 16:47:54,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:54,874 INFO L85 PathProgramCache]: Analyzing trace with hash 2133864871, now seen corresponding path program 39 times [2022-03-01 16:47:54,874 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:54,874 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389335601] [2022-03-01 16:47:54,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:54,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:54,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:55,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:55,690 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:55,690 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389335601] [2022-03-01 16:47:55,690 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389335601] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:55,690 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:55,690 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:55,690 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120179594] [2022-03-01 16:47:55,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:55,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:55,691 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:55,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:55,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:55,691 INFO L87 Difference]: Start difference. First operand 7590 states and 21058 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:57,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:57,369 INFO L93 Difference]: Finished difference Result 9694 states and 26107 transitions. [2022-03-01 16:47:57,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:47:57,370 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:47:57,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:57,381 INFO L225 Difference]: With dead ends: 9694 [2022-03-01 16:47:57,381 INFO L226 Difference]: Without dead ends: 9694 [2022-03-01 16:47:57,381 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:47:57,381 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1206 mSDsluCounter, 1786 mSDsCounter, 0 mSdLazyCounter, 1650 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1206 SdHoareTripleChecker+Valid, 2114 SdHoareTripleChecker+Invalid, 1910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 1650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:57,381 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1206 Valid, 2114 Invalid, 1910 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 1650 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:47:57,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9694 states. [2022-03-01 16:47:57,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9694 to 7646. [2022-03-01 16:47:57,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7646 states, 7642 states have (on average 2.7772834336561107) internal successors, (21224), 7645 states have internal predecessors, (21224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:57,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7646 states to 7646 states and 21224 transitions. [2022-03-01 16:47:57,469 INFO L78 Accepts]: Start accepts. Automaton has 7646 states and 21224 transitions. Word has length 100 [2022-03-01 16:47:57,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:57,469 INFO L470 AbstractCegarLoop]: Abstraction has 7646 states and 21224 transitions. [2022-03-01 16:47:57,469 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:57,469 INFO L276 IsEmpty]: Start isEmpty. Operand 7646 states and 21224 transitions. [2022-03-01 16:47:57,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:57,475 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:57,475 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:57,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283 [2022-03-01 16:47:57,475 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)] === [2022-03-01 16:47:57,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:57,475 INFO L85 PathProgramCache]: Analyzing trace with hash -376913775, now seen corresponding path program 40 times [2022-03-01 16:47:57,475 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:57,475 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327890253] [2022-03-01 16:47:57,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:57,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:57,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:58,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:58,136 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:58,136 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327890253] [2022-03-01 16:47:58,136 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327890253] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:58,136 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:58,137 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:58,137 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13311612] [2022-03-01 16:47:58,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:58,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:58,137 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:58,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:58,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:58,137 INFO L87 Difference]: Start difference. First operand 7646 states and 21224 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:59,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:59,666 INFO L93 Difference]: Finished difference Result 9916 states and 26672 transitions. [2022-03-01 16:47:59,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:47:59,666 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:47:59,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:59,680 INFO L225 Difference]: With dead ends: 9916 [2022-03-01 16:47:59,680 INFO L226 Difference]: Without dead ends: 9916 [2022-03-01 16:47:59,681 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:47:59,681 INFO L933 BasicCegarLoop]: 367 mSDtfsCounter, 1275 mSDsluCounter, 1551 mSDsCounter, 0 mSdLazyCounter, 1465 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1275 SdHoareTripleChecker+Valid, 1892 SdHoareTripleChecker+Invalid, 1761 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 1465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:59,681 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1275 Valid, 1892 Invalid, 1761 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 1465 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:47:59,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9916 states. [2022-03-01 16:47:59,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9916 to 7674. [2022-03-01 16:47:59,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7674 states, 7670 states have (on average 2.7779661016949153) internal successors, (21307), 7673 states have internal predecessors, (21307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:59,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7674 states to 7674 states and 21307 transitions. [2022-03-01 16:47:59,794 INFO L78 Accepts]: Start accepts. Automaton has 7674 states and 21307 transitions. Word has length 100 [2022-03-01 16:47:59,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:59,794 INFO L470 AbstractCegarLoop]: Abstraction has 7674 states and 21307 transitions. [2022-03-01 16:47:59,794 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) [2022-03-01 16:47:59,795 INFO L276 IsEmpty]: Start isEmpty. Operand 7674 states and 21307 transitions. [2022-03-01 16:47:59,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:59,801 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:59,801 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:59,801 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284 [2022-03-01 16:47:59,801 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)] === [2022-03-01 16:47:59,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:59,802 INFO L85 PathProgramCache]: Analyzing trace with hash 2059968005, now seen corresponding path program 41 times [2022-03-01 16:47:59,802 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:59,802 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669912445] [2022-03-01 16:47:59,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:59,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:59,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:00,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:00,760 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:00,760 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669912445] [2022-03-01 16:48:00,760 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669912445] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:00,760 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:00,760 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:00,760 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120816006] [2022-03-01 16:48:00,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:00,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:00,761 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:00,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:00,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:00,761 INFO L87 Difference]: Start difference. First operand 7674 states and 21307 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:02,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:02,543 INFO L93 Difference]: Finished difference Result 9841 states and 26509 transitions. [2022-03-01 16:48:02,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:02,543 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:48:02,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:02,559 INFO L225 Difference]: With dead ends: 9841 [2022-03-01 16:48:02,559 INFO L226 Difference]: Without dead ends: 9841 [2022-03-01 16:48:02,559 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:48:02,560 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1590 mSDsluCounter, 1723 mSDsCounter, 0 mSdLazyCounter, 1649 mSolverCounterSat, 311 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1590 SdHoareTripleChecker+Valid, 2074 SdHoareTripleChecker+Invalid, 1960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 311 IncrementalHoareTripleChecker+Valid, 1649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:02,560 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1590 Valid, 2074 Invalid, 1960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [311 Valid, 1649 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:48:02,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9841 states. [2022-03-01 16:48:02,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9841 to 7548. [2022-03-01 16:48:02,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7548 states, 7544 states have (on average 2.77492046659597) internal successors, (20934), 7547 states have internal predecessors, (20934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:02,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7548 states to 7548 states and 20934 transitions. [2022-03-01 16:48:02,682 INFO L78 Accepts]: Start accepts. Automaton has 7548 states and 20934 transitions. Word has length 100 [2022-03-01 16:48:02,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:02,682 INFO L470 AbstractCegarLoop]: Abstraction has 7548 states and 20934 transitions. [2022-03-01 16:48:02,682 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:02,682 INFO L276 IsEmpty]: Start isEmpty. Operand 7548 states and 20934 transitions. [2022-03-01 16:48:02,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:02,689 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:02,689 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:02,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285 [2022-03-01 16:48:02,689 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)] === [2022-03-01 16:48:02,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:02,689 INFO L85 PathProgramCache]: Analyzing trace with hash 362123239, now seen corresponding path program 42 times [2022-03-01 16:48:02,689 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:02,689 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057972400] [2022-03-01 16:48:02,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:02,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:03,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:03,492 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:03,492 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057972400] [2022-03-01 16:48:03,492 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057972400] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:03,492 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:03,492 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:03,492 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318636496] [2022-03-01 16:48:03,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:03,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:03,493 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:03,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:03,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:03,493 INFO L87 Difference]: Start difference. First operand 7548 states and 20934 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:05,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:05,088 INFO L93 Difference]: Finished difference Result 9933 states and 26764 transitions. [2022-03-01 16:48:05,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:48:05,088 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:48:05,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:05,103 INFO L225 Difference]: With dead ends: 9933 [2022-03-01 16:48:05,103 INFO L226 Difference]: Without dead ends: 9933 [2022-03-01 16:48:05,103 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:48:05,104 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1688 mSDsluCounter, 1664 mSDsCounter, 0 mSdLazyCounter, 1560 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1688 SdHoareTripleChecker+Valid, 1983 SdHoareTripleChecker+Invalid, 1840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 1560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:05,104 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1688 Valid, 1983 Invalid, 1840 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 1560 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:48:05,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9933 states. [2022-03-01 16:48:05,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9933 to 7576. [2022-03-01 16:48:05,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7576 states, 7572 states have (on average 2.775620707871104) internal successors, (21017), 7575 states have internal predecessors, (21017), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:05,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7576 states to 7576 states and 21017 transitions. [2022-03-01 16:48:05,220 INFO L78 Accepts]: Start accepts. Automaton has 7576 states and 21017 transitions. Word has length 100 [2022-03-01 16:48:05,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:05,220 INFO L470 AbstractCegarLoop]: Abstraction has 7576 states and 21017 transitions. [2022-03-01 16:48:05,220 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:05,220 INFO L276 IsEmpty]: Start isEmpty. Operand 7576 states and 21017 transitions. [2022-03-01 16:48:05,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:05,226 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:05,226 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:05,226 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable286 [2022-03-01 16:48:05,226 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)] === [2022-03-01 16:48:05,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:05,226 INFO L85 PathProgramCache]: Analyzing trace with hash 181373197, now seen corresponding path program 43 times [2022-03-01 16:48:05,226 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:05,226 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552635569] [2022-03-01 16:48:05,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:05,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:06,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:06,050 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:06,050 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552635569] [2022-03-01 16:48:06,050 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552635569] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:06,050 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:06,050 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:06,050 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869791803] [2022-03-01 16:48:06,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:06,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:06,050 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:06,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:06,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:06,051 INFO L87 Difference]: Start difference. First operand 7576 states and 21017 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:08,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:08,063 INFO L93 Difference]: Finished difference Result 10201 states and 27440 transitions. [2022-03-01 16:48:08,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:48:08,064 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:48:08,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:08,080 INFO L225 Difference]: With dead ends: 10201 [2022-03-01 16:48:08,080 INFO L226 Difference]: Without dead ends: 10201 [2022-03-01 16:48:08,080 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:48:08,080 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1222 mSDsluCounter, 2113 mSDsCounter, 0 mSdLazyCounter, 1882 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1222 SdHoareTripleChecker+Valid, 2444 SdHoareTripleChecker+Invalid, 2142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 1882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:08,080 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1222 Valid, 2444 Invalid, 2142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 1882 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 16:48:08,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10201 states. [2022-03-01 16:48:08,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10201 to 7632. [2022-03-01 16:48:08,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7632 states, 7628 states have (on average 2.7770057682223386) internal successors, (21183), 7631 states have internal predecessors, (21183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:08,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7632 states to 7632 states and 21183 transitions. [2022-03-01 16:48:08,207 INFO L78 Accepts]: Start accepts. Automaton has 7632 states and 21183 transitions. Word has length 100 [2022-03-01 16:48:08,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:08,207 INFO L470 AbstractCegarLoop]: Abstraction has 7632 states and 21183 transitions. [2022-03-01 16:48:08,207 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:08,207 INFO L276 IsEmpty]: Start isEmpty. Operand 7632 states and 21183 transitions. [2022-03-01 16:48:08,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:08,213 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:08,213 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:08,213 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable287 [2022-03-01 16:48:08,213 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)] === [2022-03-01 16:48:08,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:08,213 INFO L85 PathProgramCache]: Analyzing trace with hash -170105809, now seen corresponding path program 44 times [2022-03-01 16:48:08,213 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:08,213 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381054374] [2022-03-01 16:48:08,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:08,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:08,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:08,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:08,895 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:08,895 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381054374] [2022-03-01 16:48:08,896 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381054374] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:08,896 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:08,896 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:08,896 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595617194] [2022-03-01 16:48:08,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:08,896 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:08,896 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:08,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:08,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:08,896 INFO L87 Difference]: Start difference. First operand 7632 states and 21183 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:10,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:10,739 INFO L93 Difference]: Finished difference Result 10113 states and 27205 transitions. [2022-03-01 16:48:10,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:48:10,740 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:48:10,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:10,756 INFO L225 Difference]: With dead ends: 10113 [2022-03-01 16:48:10,756 INFO L226 Difference]: Without dead ends: 10113 [2022-03-01 16:48:10,756 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:48:10,756 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1552 mSDsluCounter, 1873 mSDsCounter, 0 mSdLazyCounter, 1782 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1552 SdHoareTripleChecker+Valid, 2214 SdHoareTripleChecker+Invalid, 2063 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 1782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:10,756 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1552 Valid, 2214 Invalid, 2063 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 1782 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:48:10,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10113 states. [2022-03-01 16:48:10,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10113 to 7660. [2022-03-01 16:48:10,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7660 states, 7656 states have (on average 2.7776907001044933) internal successors, (21266), 7659 states have internal predecessors, (21266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:10,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7660 states to 7660 states and 21266 transitions. [2022-03-01 16:48:10,882 INFO L78 Accepts]: Start accepts. Automaton has 7660 states and 21266 transitions. Word has length 100 [2022-03-01 16:48:10,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:10,882 INFO L470 AbstractCegarLoop]: Abstraction has 7660 states and 21266 transitions. [2022-03-01 16:48:10,882 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) [2022-03-01 16:48:10,882 INFO L276 IsEmpty]: Start isEmpty. Operand 7660 states and 21266 transitions. [2022-03-01 16:48:10,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:10,888 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:10,888 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] [2022-03-01 16:48:10,888 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable288 [2022-03-01 16:48:10,888 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)] === [2022-03-01 16:48:10,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:10,889 INFO L85 PathProgramCache]: Analyzing trace with hash -2028191325, now seen corresponding path program 45 times [2022-03-01 16:48:10,889 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:10,889 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119108840] [2022-03-01 16:48:10,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:10,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:10,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:11,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:11,820 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:11,820 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1119108840] [2022-03-01 16:48:11,820 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1119108840] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:11,820 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:11,820 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:11,820 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532784745] [2022-03-01 16:48:11,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:11,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:11,820 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:11,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:11,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:11,821 INFO L87 Difference]: Start difference. First operand 7660 states and 21266 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:13,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:13,725 INFO L93 Difference]: Finished difference Result 10038 states and 27042 transitions. [2022-03-01 16:48:13,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:13,725 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:48:13,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:13,740 INFO L225 Difference]: With dead ends: 10038 [2022-03-01 16:48:13,740 INFO L226 Difference]: Without dead ends: 10038 [2022-03-01 16:48:13,740 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:48:13,741 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1589 mSDsluCounter, 1937 mSDsCounter, 0 mSdLazyCounter, 1765 mSolverCounterSat, 321 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1589 SdHoareTripleChecker+Valid, 2288 SdHoareTripleChecker+Invalid, 2086 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 321 IncrementalHoareTripleChecker+Valid, 1765 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:13,741 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1589 Valid, 2288 Invalid, 2086 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [321 Valid, 1765 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:48:13,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10038 states. [2022-03-01 16:48:13,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10038 to 7527. [2022-03-01 16:48:13,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:13,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-01 16:48:13,852 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-01 16:48:13,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:13,852 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-01 16:48:13,852 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) [2022-03-01 16:48:13,852 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-01 16:48:13,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:13,859 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:13,859 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:13,859 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289 [2022-03-01 16:48:13,859 INFO L402 AbstractCegarLoop]: === Iteration 291 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:48:13,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:13,859 INFO L85 PathProgramCache]: Analyzing trace with hash 381605559, now seen corresponding path program 68 times [2022-03-01 16:48:13,859 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:13,859 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86708484] [2022-03-01 16:48:13,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:13,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:14,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:14,599 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:14,599 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86708484] [2022-03-01 16:48:14,599 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86708484] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:14,599 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:14,599 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:14,599 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443531576] [2022-03-01 16:48:14,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:14,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:14,599 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:14,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:14,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:14,600 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:15,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:15,690 INFO L93 Difference]: Finished difference Result 8688 states and 23220 transitions. [2022-03-01 16:48:15,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-01 16:48:15,690 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 [2022-03-01 16:48:15,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:15,703 INFO L225 Difference]: With dead ends: 8688 [2022-03-01 16:48:15,703 INFO L226 Difference]: Without dead ends: 8688 [2022-03-01 16:48:15,704 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:48:15,704 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1527 mSDsluCounter, 885 mSDsCounter, 0 mSdLazyCounter, 892 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1527 SdHoareTripleChecker+Valid, 1197 SdHoareTripleChecker+Invalid, 1162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 892 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:15,704 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1527 Valid, 1197 Invalid, 1162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 892 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:48:15,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8688 states. [2022-03-01 16:48:15,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8688 to 7527. [2022-03-01 16:48:15,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:15,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-01 16:48:15,809 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-01 16:48:15,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:15,810 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-01 16:48:15,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:15,810 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-01 16:48:15,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:15,856 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:15,856 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, 1, 1] [2022-03-01 16:48:15,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable290 [2022-03-01 16:48:15,856 INFO L402 AbstractCegarLoop]: === Iteration 292 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:48:15,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:15,859 INFO L85 PathProgramCache]: Analyzing trace with hash -694874953, now seen corresponding path program 46 times [2022-03-01 16:48:15,859 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:15,859 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232496415] [2022-03-01 16:48:15,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:15,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:15,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:16,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:16,530 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:16,530 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232496415] [2022-03-01 16:48:16,530 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232496415] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:16,530 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:16,530 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:16,530 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785139114] [2022-03-01 16:48:16,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:16,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:16,530 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:16,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:16,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:16,531 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:17,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:17,600 INFO L93 Difference]: Finished difference Result 8677 states and 23198 transitions. [2022-03-01 16:48:17,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-01 16:48:17,601 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 [2022-03-01 16:48:17,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:17,613 INFO L225 Difference]: With dead ends: 8677 [2022-03-01 16:48:17,613 INFO L226 Difference]: Without dead ends: 8677 [2022-03-01 16:48:17,614 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:48:17,614 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1213 mSDsluCounter, 922 mSDsCounter, 0 mSdLazyCounter, 885 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1213 SdHoareTripleChecker+Valid, 1249 SdHoareTripleChecker+Invalid, 1142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 885 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:17,614 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1213 Valid, 1249 Invalid, 1142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 885 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:48:17,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8677 states. [2022-03-01 16:48:17,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8677 to 7527. [2022-03-01 16:48:17,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:17,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-01 16:48:17,722 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-01 16:48:17,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:17,722 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-01 16:48:17,722 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:17,723 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-01 16:48:17,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:17,728 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:17,729 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:17,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable291 [2022-03-01 16:48:17,729 INFO L402 AbstractCegarLoop]: === Iteration 293 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:48:17,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:17,729 INFO L85 PathProgramCache]: Analyzing trace with hash 690480595, now seen corresponding path program 69 times [2022-03-01 16:48:17,729 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:17,729 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199787712] [2022-03-01 16:48:17,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:17,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:17,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:18,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:18,430 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:18,430 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199787712] [2022-03-01 16:48:18,430 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199787712] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:18,430 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:18,430 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:18,430 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353679993] [2022-03-01 16:48:18,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:18,430 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:18,430 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:18,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:18,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:18,430 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:19,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:19,603 INFO L93 Difference]: Finished difference Result 9129 states and 24420 transitions. [2022-03-01 16:48:19,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:48:19,603 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:48:19,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:19,618 INFO L225 Difference]: With dead ends: 9129 [2022-03-01 16:48:19,618 INFO L226 Difference]: Without dead ends: 9129 [2022-03-01 16:48:19,618 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:48:19,618 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1276 mSDsluCounter, 1072 mSDsCounter, 0 mSdLazyCounter, 977 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1276 SdHoareTripleChecker+Valid, 1400 SdHoareTripleChecker+Invalid, 1265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 977 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:19,618 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1276 Valid, 1400 Invalid, 1265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 977 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:48:19,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9129 states. [2022-03-01 16:48:19,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9129 to 7527. [2022-03-01 16:48:19,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:19,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-01 16:48:19,725 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-01 16:48:19,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:19,725 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-01 16:48:19,726 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:19,726 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-01 16:48:19,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:19,731 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:19,731 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:19,731 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable292 [2022-03-01 16:48:19,732 INFO L402 AbstractCegarLoop]: === Iteration 294 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:48:19,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:19,732 INFO L85 PathProgramCache]: Analyzing trace with hash 346932441, now seen corresponding path program 70 times [2022-03-01 16:48:19,732 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:19,732 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616894035] [2022-03-01 16:48:19,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:19,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:19,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:20,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:20,481 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:20,481 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616894035] [2022-03-01 16:48:20,481 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616894035] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:20,481 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:20,481 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:20,481 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39186677] [2022-03-01 16:48:20,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:20,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:20,481 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:20,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:20,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:20,482 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:22,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:22,028 INFO L93 Difference]: Finished difference Result 9038 states and 24180 transitions. [2022-03-01 16:48:22,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:48:22,028 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:48:22,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:22,042 INFO L225 Difference]: With dead ends: 9038 [2022-03-01 16:48:22,042 INFO L226 Difference]: Without dead ends: 9038 [2022-03-01 16:48:22,042 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:48:22,042 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1475 mSDsluCounter, 1444 mSDsCounter, 0 mSdLazyCounter, 1294 mSolverCounterSat, 327 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1475 SdHoareTripleChecker+Valid, 1779 SdHoareTripleChecker+Invalid, 1621 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 327 IncrementalHoareTripleChecker+Valid, 1294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:22,042 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1475 Valid, 1779 Invalid, 1621 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [327 Valid, 1294 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:48:22,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9038 states. [2022-03-01 16:48:22,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9038 to 7527. [2022-03-01 16:48:22,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:22,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-01 16:48:22,158 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-01 16:48:22,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:22,159 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-01 16:48:22,159 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:22,159 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-01 16:48:22,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:22,165 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:22,165 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:22,165 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable293 [2022-03-01 16:48:22,165 INFO L402 AbstractCegarLoop]: === Iteration 295 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:48:22,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:22,165 INFO L85 PathProgramCache]: Analyzing trace with hash 959863803, now seen corresponding path program 71 times [2022-03-01 16:48:22,165 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:22,165 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659197051] [2022-03-01 16:48:22,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:22,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:22,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:23,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:23,190 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:23,190 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659197051] [2022-03-01 16:48:23,190 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659197051] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:23,190 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:23,190 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:23,190 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714250637] [2022-03-01 16:48:23,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:23,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:23,191 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:23,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:23,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:23,191 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:24,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:24,893 INFO L93 Difference]: Finished difference Result 8961 states and 23967 transitions. [2022-03-01 16:48:24,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:48:24,893 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:48:24,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:24,906 INFO L225 Difference]: With dead ends: 8961 [2022-03-01 16:48:24,907 INFO L226 Difference]: Without dead ends: 8961 [2022-03-01 16:48:24,907 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:48:24,907 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1426 mSDsluCounter, 1648 mSDsCounter, 0 mSdLazyCounter, 1513 mSolverCounterSat, 303 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1426 SdHoareTripleChecker+Valid, 1989 SdHoareTripleChecker+Invalid, 1816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 303 IncrementalHoareTripleChecker+Valid, 1513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:24,907 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1426 Valid, 1989 Invalid, 1816 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [303 Valid, 1513 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:48:24,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8961 states. [2022-03-01 16:48:25,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8961 to 7527. [2022-03-01 16:48:25,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:25,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-01 16:48:25,058 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-01 16:48:25,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:25,058 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-01 16:48:25,058 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:25,058 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-01 16:48:25,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:25,065 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:25,065 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, 1, 1] [2022-03-01 16:48:25,065 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable294 [2022-03-01 16:48:25,065 INFO L402 AbstractCegarLoop]: === Iteration 296 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:48:25,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:25,067 INFO L85 PathProgramCache]: Analyzing trace with hash -1698226289, now seen corresponding path program 72 times [2022-03-01 16:48:25,067 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:25,068 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036790808] [2022-03-01 16:48:25,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:25,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:25,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:25,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:25,916 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:25,916 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036790808] [2022-03-01 16:48:25,916 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036790808] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:25,916 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:25,916 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:25,916 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093955737] [2022-03-01 16:48:25,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:25,916 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:25,916 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:25,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:25,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:25,917 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:27,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:27,756 INFO L93 Difference]: Finished difference Result 8919 states and 23870 transitions. [2022-03-01 16:48:27,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:27,757 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:48:27,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:27,769 INFO L225 Difference]: With dead ends: 8919 [2022-03-01 16:48:27,769 INFO L226 Difference]: Without dead ends: 8919 [2022-03-01 16:48:27,769 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:48:27,770 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1368 mSDsluCounter, 1813 mSDsCounter, 0 mSdLazyCounter, 1667 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1368 SdHoareTripleChecker+Valid, 2163 SdHoareTripleChecker+Invalid, 1934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 1667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:27,770 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1368 Valid, 2163 Invalid, 1934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 1667 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:48:27,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8919 states. [2022-03-01 16:48:27,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8919 to 7380. [2022-03-01 16:48:27,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:27,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-03-01 16:48:27,857 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-03-01 16:48:27,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:27,857 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-03-01 16:48:27,858 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) [2022-03-01 16:48:27,858 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-03-01 16:48:27,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:27,863 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:27,863 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:27,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable295 [2022-03-01 16:48:27,863 INFO L402 AbstractCegarLoop]: === Iteration 297 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:48:27,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:27,864 INFO L85 PathProgramCache]: Analyzing trace with hash 365774259, now seen corresponding path program 47 times [2022-03-01 16:48:27,864 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:27,864 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358374885] [2022-03-01 16:48:27,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:27,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:27,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:28,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:28,565 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:28,565 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358374885] [2022-03-01 16:48:28,565 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358374885] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:28,565 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:28,565 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:28,565 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148397326] [2022-03-01 16:48:28,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:28,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:28,565 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:28,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:28,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:28,566 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:30,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:30,303 INFO L93 Difference]: Finished difference Result 9184 states and 24530 transitions. [2022-03-01 16:48:30,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:48:30,304 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:48:30,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:30,317 INFO L225 Difference]: With dead ends: 9184 [2022-03-01 16:48:30,317 INFO L226 Difference]: Without dead ends: 9184 [2022-03-01 16:48:30,317 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:48:30,317 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1271 mSDsluCounter, 1905 mSDsCounter, 0 mSdLazyCounter, 1657 mSolverCounterSat, 286 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1271 SdHoareTripleChecker+Valid, 2241 SdHoareTripleChecker+Invalid, 1943 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 286 IncrementalHoareTripleChecker+Valid, 1657 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:30,317 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1271 Valid, 2241 Invalid, 1943 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [286 Valid, 1657 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:48:30,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9184 states. [2022-03-01 16:48:30,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9184 to 7401. [2022-03-01 16:48:30,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7401 states, 7397 states have (on average 2.7713938083006626) internal successors, (20500), 7400 states have internal predecessors, (20500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:30,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7401 states to 7401 states and 20500 transitions. [2022-03-01 16:48:30,409 INFO L78 Accepts]: Start accepts. Automaton has 7401 states and 20500 transitions. Word has length 100 [2022-03-01 16:48:30,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:30,409 INFO L470 AbstractCegarLoop]: Abstraction has 7401 states and 20500 transitions. [2022-03-01 16:48:30,409 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:30,409 INFO L276 IsEmpty]: Start isEmpty. Operand 7401 states and 20500 transitions. [2022-03-01 16:48:30,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:30,414 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:30,414 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:30,414 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable296 [2022-03-01 16:48:30,415 INFO L402 AbstractCegarLoop]: === Iteration 298 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:48:30,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:30,415 INFO L85 PathProgramCache]: Analyzing trace with hash 185024217, now seen corresponding path program 48 times [2022-03-01 16:48:30,415 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:30,415 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274846722] [2022-03-01 16:48:30,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:30,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:30,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:31,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:31,156 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:31,156 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274846722] [2022-03-01 16:48:31,156 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [274846722] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:31,156 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:31,156 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:31,156 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738521638] [2022-03-01 16:48:31,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:31,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:31,156 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:31,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:31,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:31,156 INFO L87 Difference]: Start difference. First operand 7401 states and 20500 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:32,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:32,512 INFO L93 Difference]: Finished difference Result 9071 states and 24246 transitions. [2022-03-01 16:48:32,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:48:32,512 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 [2022-03-01 16:48:32,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:32,527 INFO L225 Difference]: With dead ends: 9071 [2022-03-01 16:48:32,527 INFO L226 Difference]: Without dead ends: 9071 [2022-03-01 16:48:32,527 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:48:32,528 INFO L933 BasicCegarLoop]: 372 mSDtfsCounter, 1513 mSDsluCounter, 1205 mSDsCounter, 0 mSdLazyCounter, 1169 mSolverCounterSat, 335 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1513 SdHoareTripleChecker+Valid, 1554 SdHoareTripleChecker+Invalid, 1504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 335 IncrementalHoareTripleChecker+Valid, 1169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:32,528 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1513 Valid, 1554 Invalid, 1504 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [335 Valid, 1169 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:48:32,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9071 states. [2022-03-01 16:48:32,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9071 to 7443. [2022-03-01 16:48:32,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7443 states, 7439 states have (on average 2.7724156472644172) internal successors, (20624), 7442 states have internal predecessors, (20624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:32,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7443 states to 7443 states and 20624 transitions. [2022-03-01 16:48:32,640 INFO L78 Accepts]: Start accepts. Automaton has 7443 states and 20624 transitions. Word has length 100 [2022-03-01 16:48:32,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:32,640 INFO L470 AbstractCegarLoop]: Abstraction has 7443 states and 20624 transitions. [2022-03-01 16:48:32,640 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:32,640 INFO L276 IsEmpty]: Start isEmpty. Operand 7443 states and 20624 transitions. [2022-03-01 16:48:32,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:32,646 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:32,646 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:32,646 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable297 [2022-03-01 16:48:32,646 INFO L402 AbstractCegarLoop]: === Iteration 299 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:48:32,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:32,646 INFO L85 PathProgramCache]: Analyzing trace with hash -166454789, now seen corresponding path program 49 times [2022-03-01 16:48:32,646 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:32,646 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423455111] [2022-03-01 16:48:32,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:32,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:32,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:33,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:33,510 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:33,510 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423455111] [2022-03-01 16:48:33,510 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423455111] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:33,510 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:33,510 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:33,510 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455389389] [2022-03-01 16:48:33,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:33,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:33,511 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:33,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:33,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:33,511 INFO L87 Difference]: Start difference. First operand 7443 states and 20624 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:35,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:35,461 INFO L93 Difference]: Finished difference Result 8983 states and 24011 transitions. [2022-03-01 16:48:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:48:35,462 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:48:35,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:35,474 INFO L225 Difference]: With dead ends: 8983 [2022-03-01 16:48:35,474 INFO L226 Difference]: Without dead ends: 8983 [2022-03-01 16:48:35,475 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:48:35,475 INFO L933 BasicCegarLoop]: 381 mSDtfsCounter, 1228 mSDsluCounter, 2104 mSDsCounter, 0 mSdLazyCounter, 1879 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1228 SdHoareTripleChecker+Valid, 2453 SdHoareTripleChecker+Invalid, 2137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1879 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:35,475 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1228 Valid, 2453 Invalid, 2137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1879 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:48:35,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8983 states. [2022-03-01 16:48:35,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8983 to 7464. [2022-03-01 16:48:35,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7464 states, 7460 states have (on average 2.7729222520107237) internal successors, (20686), 7463 states have internal predecessors, (20686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:35,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7464 states to 7464 states and 20686 transitions. [2022-03-01 16:48:35,582 INFO L78 Accepts]: Start accepts. Automaton has 7464 states and 20686 transitions. Word has length 100 [2022-03-01 16:48:35,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:35,583 INFO L470 AbstractCegarLoop]: Abstraction has 7464 states and 20686 transitions. [2022-03-01 16:48:35,583 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:35,583 INFO L276 IsEmpty]: Start isEmpty. Operand 7464 states and 20686 transitions. [2022-03-01 16:48:35,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:35,589 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:35,589 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:35,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable298 [2022-03-01 16:48:35,589 INFO L402 AbstractCegarLoop]: === Iteration 300 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:48:35,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:35,589 INFO L85 PathProgramCache]: Analyzing trace with hash -2024540305, now seen corresponding path program 50 times [2022-03-01 16:48:35,589 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:35,589 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801385522] [2022-03-01 16:48:35,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:35,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:35,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:36,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:36,482 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:36,482 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801385522] [2022-03-01 16:48:36,482 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801385522] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:36,482 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:36,482 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:36,482 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782483096] [2022-03-01 16:48:36,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:36,482 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:36,482 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:36,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:36,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:36,483 INFO L87 Difference]: Start difference. First operand 7464 states and 20686 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:38,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:38,298 INFO L93 Difference]: Finished difference Result 8908 states and 23848 transitions. [2022-03-01 16:48:38,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:38,298 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 [2022-03-01 16:48:38,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:38,311 INFO L225 Difference]: With dead ends: 8908 [2022-03-01 16:48:38,311 INFO L226 Difference]: Without dead ends: 8908 [2022-03-01 16:48:38,311 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:48:38,311 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1542 mSDsluCounter, 1708 mSDsCounter, 0 mSdLazyCounter, 1610 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1542 SdHoareTripleChecker+Valid, 2073 SdHoareTripleChecker+Invalid, 1890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 1610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:38,311 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1542 Valid, 2073 Invalid, 1890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 1610 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:48:38,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8908 states. [2022-03-01 16:48:38,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8908 to 7380. [2022-03-01 16:48:38,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:38,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-03-01 16:48:38,401 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-03-01 16:48:38,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:38,401 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-03-01 16:48:38,401 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) [2022-03-01 16:48:38,401 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-03-01 16:48:38,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:38,406 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:38,406 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:38,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable299 [2022-03-01 16:48:38,407 INFO L402 AbstractCegarLoop]: === Iteration 301 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:48:38,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:38,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1575497551, now seen corresponding path program 73 times [2022-03-01 16:48:38,407 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:38,407 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151053258] [2022-03-01 16:48:38,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:38,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:38,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:38,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:38,944 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:38,944 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151053258] [2022-03-01 16:48:38,944 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151053258] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:38,944 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:38,944 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:38,944 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692449621] [2022-03-01 16:48:38,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:38,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:38,944 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:38,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:38,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:38,945 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:40,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:40,827 INFO L93 Difference]: Finished difference Result 10418 states and 27686 transitions. [2022-03-01 16:48:40,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:48:40,827 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:48:40,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:40,843 INFO L225 Difference]: With dead ends: 10418 [2022-03-01 16:48:40,843 INFO L226 Difference]: Without dead ends: 10418 [2022-03-01 16:48:40,844 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=507, Invalid=975, Unknown=0, NotChecked=0, Total=1482 [2022-03-01 16:48:40,844 INFO L933 BasicCegarLoop]: 462 mSDtfsCounter, 1387 mSDsluCounter, 1640 mSDsCounter, 0 mSdLazyCounter, 1538 mSolverCounterSat, 358 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1387 SdHoareTripleChecker+Valid, 2084 SdHoareTripleChecker+Invalid, 1896 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 358 IncrementalHoareTripleChecker+Valid, 1538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:40,844 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1387 Valid, 2084 Invalid, 1896 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [358 Valid, 1538 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:48:40,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10418 states. [2022-03-01 16:48:40,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10418 to 7506. [2022-03-01 16:48:40,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7506 states, 7502 states have (on average 2.7739269528125834) internal successors, (20810), 7505 states have internal predecessors, (20810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:40,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7506 states to 7506 states and 20810 transitions. [2022-03-01 16:48:40,963 INFO L78 Accepts]: Start accepts. Automaton has 7506 states and 20810 transitions. Word has length 100 [2022-03-01 16:48:40,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:40,963 INFO L470 AbstractCegarLoop]: Abstraction has 7506 states and 20810 transitions. [2022-03-01 16:48:40,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:40,963 INFO L276 IsEmpty]: Start isEmpty. Operand 7506 states and 20810 transitions. [2022-03-01 16:48:40,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:40,969 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:40,969 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:40,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable300 [2022-03-01 16:48:40,969 INFO L402 AbstractCegarLoop]: === Iteration 302 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:48:40,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:40,970 INFO L85 PathProgramCache]: Analyzing trace with hash -546046695, now seen corresponding path program 74 times [2022-03-01 16:48:40,970 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:40,970 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096064585] [2022-03-01 16:48:40,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:40,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:41,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:41,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:41,788 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:41,788 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096064585] [2022-03-01 16:48:41,788 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096064585] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:41,788 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:41,788 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:41,788 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523897883] [2022-03-01 16:48:41,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:41,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:41,788 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:41,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:41,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:41,789 INFO L87 Difference]: Start difference. First operand 7506 states and 20810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:44,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:44,086 INFO L93 Difference]: Finished difference Result 10082 states and 26758 transitions. [2022-03-01 16:48:44,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:48:44,086 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 [2022-03-01 16:48:44,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:44,104 INFO L225 Difference]: With dead ends: 10082 [2022-03-01 16:48:44,104 INFO L226 Difference]: Without dead ends: 10082 [2022-03-01 16:48:44,104 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=436, Invalid=896, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 16:48:44,105 INFO L933 BasicCegarLoop]: 419 mSDtfsCounter, 1724 mSDsluCounter, 2246 mSDsCounter, 0 mSdLazyCounter, 2181 mSolverCounterSat, 294 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1724 SdHoareTripleChecker+Valid, 2639 SdHoareTripleChecker+Invalid, 2475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 294 IncrementalHoareTripleChecker+Valid, 2181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:44,105 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1724 Valid, 2639 Invalid, 2475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [294 Valid, 2181 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 16:48:44,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10082 states. [2022-03-01 16:48:44,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10082 to 7632. [2022-03-01 16:48:44,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7632 states, 7628 states have (on average 2.7768746722600945) internal successors, (21182), 7631 states have internal predecessors, (21182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:44,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7632 states to 7632 states and 21182 transitions. [2022-03-01 16:48:44,201 INFO L78 Accepts]: Start accepts. Automaton has 7632 states and 21182 transitions. Word has length 100 [2022-03-01 16:48:44,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:44,201 INFO L470 AbstractCegarLoop]: Abstraction has 7632 states and 21182 transitions. [2022-03-01 16:48:44,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:44,201 INFO L276 IsEmpty]: Start isEmpty. Operand 7632 states and 21182 transitions. [2022-03-01 16:48:44,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:44,207 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:44,207 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] [2022-03-01 16:48:44,207 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable301 [2022-03-01 16:48:44,207 INFO L402 AbstractCegarLoop]: === Iteration 303 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:48:44,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:44,207 INFO L85 PathProgramCache]: Analyzing trace with hash -570118815, now seen corresponding path program 75 times [2022-03-01 16:48:44,207 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:44,207 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554614129] [2022-03-01 16:48:44,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:44,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:44,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:45,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:45,201 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:45,201 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554614129] [2022-03-01 16:48:45,201 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554614129] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:45,201 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:45,201 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:45,202 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047332284] [2022-03-01 16:48:45,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:45,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:45,202 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:45,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:45,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:45,202 INFO L87 Difference]: Start difference. First operand 7632 states and 21182 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:47,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:47,110 INFO L93 Difference]: Finished difference Result 9983 states and 26846 transitions. [2022-03-01 16:48:47,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:47,111 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:48:47,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:47,125 INFO L225 Difference]: With dead ends: 9983 [2022-03-01 16:48:47,125 INFO L226 Difference]: Without dead ends: 9983 [2022-03-01 16:48:47,125 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:48:47,125 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 1366 mSDsluCounter, 2009 mSDsCounter, 0 mSdLazyCounter, 1905 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1366 SdHoareTripleChecker+Valid, 2345 SdHoareTripleChecker+Invalid, 2186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 1905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:47,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1366 Valid, 2345 Invalid, 2186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 1905 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:48:47,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9983 states. [2022-03-01 16:48:47,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9983 to 7569. [2022-03-01 16:48:47,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7569 states, 7565 states have (on average 2.775413086582948) internal successors, (20996), 7568 states have internal predecessors, (20996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:47,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7569 states to 7569 states and 20996 transitions. [2022-03-01 16:48:47,224 INFO L78 Accepts]: Start accepts. Automaton has 7569 states and 20996 transitions. Word has length 100 [2022-03-01 16:48:47,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:47,224 INFO L470 AbstractCegarLoop]: Abstraction has 7569 states and 20996 transitions. [2022-03-01 16:48:47,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:47,224 INFO L276 IsEmpty]: Start isEmpty. Operand 7569 states and 20996 transitions. [2022-03-01 16:48:47,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:47,230 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:47,230 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:47,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable302 [2022-03-01 16:48:47,230 INFO L402 AbstractCegarLoop]: === Iteration 304 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:48:47,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:47,230 INFO L85 PathProgramCache]: Analyzing trace with hash 676437361, now seen corresponding path program 76 times [2022-03-01 16:48:47,230 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:47,231 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12484796] [2022-03-01 16:48:47,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:47,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:47,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:47,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:47,971 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:47,971 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12484796] [2022-03-01 16:48:47,972 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12484796] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:47,972 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:47,972 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:47,972 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559877164] [2022-03-01 16:48:47,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:47,972 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:47,972 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:47,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:47,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:47,972 INFO L87 Difference]: Start difference. First operand 7569 states and 20996 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:49,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:49,427 INFO L93 Difference]: Finished difference Result 9696 states and 26067 transitions. [2022-03-01 16:48:49,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:48:49,427 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:48:49,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:49,441 INFO L225 Difference]: With dead ends: 9696 [2022-03-01 16:48:49,441 INFO L226 Difference]: Without dead ends: 9696 [2022-03-01 16:48:49,441 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:48:49,442 INFO L933 BasicCegarLoop]: 346 mSDtfsCounter, 1532 mSDsluCounter, 1440 mSDsCounter, 0 mSdLazyCounter, 1424 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1532 SdHoareTripleChecker+Valid, 1768 SdHoareTripleChecker+Invalid, 1713 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1424 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:49,442 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1532 Valid, 1768 Invalid, 1713 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1424 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:48:49,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9696 states. [2022-03-01 16:48:49,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9696 to 7590. [2022-03-01 16:48:49,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7590 states, 7586 states have (on average 2.7759029791721592) internal successors, (21058), 7589 states have internal predecessors, (21058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:49,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7590 states to 7590 states and 21058 transitions. [2022-03-01 16:48:49,554 INFO L78 Accepts]: Start accepts. Automaton has 7590 states and 21058 transitions. Word has length 100 [2022-03-01 16:48:49,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:49,554 INFO L470 AbstractCegarLoop]: Abstraction has 7590 states and 21058 transitions. [2022-03-01 16:48:49,554 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:49,554 INFO L276 IsEmpty]: Start isEmpty. Operand 7590 states and 21058 transitions. [2022-03-01 16:48:49,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:49,560 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:49,560 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:49,560 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable303 [2022-03-01 16:48:49,560 INFO L402 AbstractCegarLoop]: === Iteration 305 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:48:49,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:49,561 INFO L85 PathProgramCache]: Analyzing trace with hash -1981652731, now seen corresponding path program 77 times [2022-03-01 16:48:49,561 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:49,561 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277646360] [2022-03-01 16:48:49,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:49,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:49,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:50,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:50,520 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:50,520 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277646360] [2022-03-01 16:48:50,520 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277646360] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:50,520 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:50,520 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:50,520 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465987219] [2022-03-01 16:48:50,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:50,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:50,523 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:50,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:50,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:50,523 INFO L87 Difference]: Start difference. First operand 7590 states and 21058 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:52,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:52,303 INFO L93 Difference]: Finished difference Result 9864 states and 26531 transitions. [2022-03-01 16:48:52,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:52,303 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:48:52,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:52,317 INFO L225 Difference]: With dead ends: 9864 [2022-03-01 16:48:52,317 INFO L226 Difference]: Without dead ends: 9864 [2022-03-01 16:48:52,317 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:48:52,317 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1614 mSDsluCounter, 1626 mSDsCounter, 0 mSdLazyCounter, 1618 mSolverCounterSat, 322 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1614 SdHoareTripleChecker+Valid, 1966 SdHoareTripleChecker+Invalid, 1940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 322 IncrementalHoareTripleChecker+Valid, 1618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:52,318 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1614 Valid, 1966 Invalid, 1940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [322 Valid, 1618 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:48:52,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9864 states. [2022-03-01 16:48:52,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9864 to 7548. [2022-03-01 16:48:52,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7548 states, 7544 states have (on average 2.77492046659597) internal successors, (20934), 7547 states have internal predecessors, (20934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:52,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7548 states to 7548 states and 20934 transitions. [2022-03-01 16:48:52,412 INFO L78 Accepts]: Start accepts. Automaton has 7548 states and 20934 transitions. Word has length 100 [2022-03-01 16:48:52,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:52,412 INFO L470 AbstractCegarLoop]: Abstraction has 7548 states and 20934 transitions. [2022-03-01 16:48:52,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:52,412 INFO L276 IsEmpty]: Start isEmpty. Operand 7548 states and 20934 transitions. [2022-03-01 16:48:52,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:52,417 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:52,417 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:52,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable304 [2022-03-01 16:48:52,417 INFO L402 AbstractCegarLoop]: === Iteration 306 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:48:52,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:52,418 INFO L85 PathProgramCache]: Analyzing trace with hash -1576318495, now seen corresponding path program 78 times [2022-03-01 16:48:52,418 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:52,418 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123173260] [2022-03-01 16:48:52,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:52,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:52,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:53,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:53,517 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:53,517 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123173260] [2022-03-01 16:48:53,517 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123173260] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:53,517 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:53,517 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:53,517 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69281130] [2022-03-01 16:48:53,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:53,517 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:53,517 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:53,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:53,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:53,518 INFO L87 Difference]: Start difference. First operand 7548 states and 20934 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:55,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:55,001 INFO L93 Difference]: Finished difference Result 9857 states and 26528 transitions. [2022-03-01 16:48:55,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:48:55,001 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:48:55,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:55,017 INFO L225 Difference]: With dead ends: 9857 [2022-03-01 16:48:55,017 INFO L226 Difference]: Without dead ends: 9857 [2022-03-01 16:48:55,017 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:48:55,017 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1431 mSDsluCounter, 1493 mSDsCounter, 0 mSdLazyCounter, 1419 mSolverCounterSat, 310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1431 SdHoareTripleChecker+Valid, 1811 SdHoareTripleChecker+Invalid, 1729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 310 IncrementalHoareTripleChecker+Valid, 1419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:55,017 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1431 Valid, 1811 Invalid, 1729 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [310 Valid, 1419 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:48:55,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9857 states. [2022-03-01 16:48:55,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9857 to 7590. [2022-03-01 16:48:55,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7590 states, 7586 states have (on average 2.7759029791721592) internal successors, (21058), 7589 states have internal predecessors, (21058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:55,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7590 states to 7590 states and 21058 transitions. [2022-03-01 16:48:55,129 INFO L78 Accepts]: Start accepts. Automaton has 7590 states and 21058 transitions. Word has length 100 [2022-03-01 16:48:55,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:55,129 INFO L470 AbstractCegarLoop]: Abstraction has 7590 states and 21058 transitions. [2022-03-01 16:48:55,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:55,129 INFO L276 IsEmpty]: Start isEmpty. Operand 7590 states and 21058 transitions. [2022-03-01 16:48:55,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:55,135 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:55,135 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:55,135 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable305 [2022-03-01 16:48:55,135 INFO L402 AbstractCegarLoop]: === Iteration 307 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:48:55,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:55,135 INFO L85 PathProgramCache]: Analyzing trace with hash 1177532075, now seen corresponding path program 79 times [2022-03-01 16:48:55,136 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:55,136 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93410659] [2022-03-01 16:48:55,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:55,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:55,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:55,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:55,827 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:55,827 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93410659] [2022-03-01 16:48:55,827 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93410659] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:55,827 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:55,827 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:55,827 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885125373] [2022-03-01 16:48:55,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:55,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:55,827 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:55,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:55,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:55,828 INFO L87 Difference]: Start difference. First operand 7590 states and 21058 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:57,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:57,514 INFO L93 Difference]: Finished difference Result 10046 states and 27027 transitions. [2022-03-01 16:48:57,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:48:57,515 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 [2022-03-01 16:48:57,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:57,529 INFO L225 Difference]: With dead ends: 10046 [2022-03-01 16:48:57,529 INFO L226 Difference]: Without dead ends: 10046 [2022-03-01 16:48:57,529 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:48:57,529 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1277 mSDsluCounter, 1710 mSDsCounter, 0 mSdLazyCounter, 1611 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1277 SdHoareTripleChecker+Valid, 2039 SdHoareTripleChecker+Invalid, 1915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 1611 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:57,529 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1277 Valid, 2039 Invalid, 1915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 1611 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:48:57,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10046 states. [2022-03-01 16:48:57,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10046 to 7611. [2022-03-01 16:48:57,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7611 states, 7607 states have (on average 2.776390166951492) internal successors, (21120), 7610 states have internal predecessors, (21120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:57,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7611 states to 7611 states and 21120 transitions. [2022-03-01 16:48:57,649 INFO L78 Accepts]: Start accepts. Automaton has 7611 states and 21120 transitions. Word has length 100 [2022-03-01 16:48:57,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:57,649 INFO L470 AbstractCegarLoop]: Abstraction has 7611 states and 21120 transitions. [2022-03-01 16:48:57,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:57,649 INFO L276 IsEmpty]: Start isEmpty. Operand 7611 states and 21120 transitions. [2022-03-01 16:48:57,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:57,656 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:57,656 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:57,656 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable306 [2022-03-01 16:48:57,656 INFO L402 AbstractCegarLoop]: === Iteration 308 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:48:57,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:57,656 INFO L85 PathProgramCache]: Analyzing trace with hash -1480558017, now seen corresponding path program 80 times [2022-03-01 16:48:57,656 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:57,656 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354801041] [2022-03-01 16:48:57,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:57,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:57,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:58,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:58,502 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:58,502 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354801041] [2022-03-01 16:48:58,502 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354801041] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:58,502 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:58,502 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:58,502 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363006778] [2022-03-01 16:48:58,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:58,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:58,503 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:58,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:58,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:58,503 INFO L87 Difference]: Start difference. First operand 7611 states and 21120 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:00,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:00,386 INFO L93 Difference]: Finished difference Result 10004 states and 26930 transitions. [2022-03-01 16:49:00,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:49:00,386 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 [2022-03-01 16:49:00,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:00,401 INFO L225 Difference]: With dead ends: 10004 [2022-03-01 16:49:00,401 INFO L226 Difference]: Without dead ends: 10004 [2022-03-01 16:49:00,401 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:49:00,401 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1216 mSDsluCounter, 1985 mSDsCounter, 0 mSdLazyCounter, 1829 mSolverCounterSat, 275 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1216 SdHoareTripleChecker+Valid, 2322 SdHoareTripleChecker+Invalid, 2104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 275 IncrementalHoareTripleChecker+Valid, 1829 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:00,401 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1216 Valid, 2322 Invalid, 2104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [275 Valid, 1829 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:49:00,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10004 states. [2022-03-01 16:49:00,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10004 to 7506. [2022-03-01 16:49:00,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7506 states, 7502 states have (on average 2.7739269528125834) internal successors, (20810), 7505 states have internal predecessors, (20810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:00,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7506 states to 7506 states and 20810 transitions. [2022-03-01 16:49:00,510 INFO L78 Accepts]: Start accepts. Automaton has 7506 states and 20810 transitions. Word has length 100 [2022-03-01 16:49:00,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:00,510 INFO L470 AbstractCegarLoop]: Abstraction has 7506 states and 20810 transitions. [2022-03-01 16:49:00,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:00,510 INFO L276 IsEmpty]: Start isEmpty. Operand 7506 states and 20810 transitions. [2022-03-01 16:49:00,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:00,516 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:00,516 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:00,516 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable307 [2022-03-01 16:49:00,516 INFO L402 AbstractCegarLoop]: === Iteration 309 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:00,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:00,516 INFO L85 PathProgramCache]: Analyzing trace with hash 2029529121, now seen corresponding path program 81 times [2022-03-01 16:49:00,516 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:00,516 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463398562] [2022-03-01 16:49:00,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:00,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:01,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:01,443 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:01,443 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463398562] [2022-03-01 16:49:01,443 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463398562] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:01,443 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:01,443 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:01,443 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393542426] [2022-03-01 16:49:01,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:01,443 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:01,443 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:01,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:01,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:01,444 INFO L87 Difference]: Start difference. First operand 7506 states and 20810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:02,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:02,638 INFO L93 Difference]: Finished difference Result 9549 states and 25676 transitions. [2022-03-01 16:49:02,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:49:02,638 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:49:02,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:02,652 INFO L225 Difference]: With dead ends: 9549 [2022-03-01 16:49:02,652 INFO L226 Difference]: Without dead ends: 9549 [2022-03-01 16:49:02,652 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:49:02,652 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1294 mSDsluCounter, 1229 mSDsCounter, 0 mSdLazyCounter, 1142 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1294 SdHoareTripleChecker+Valid, 1542 SdHoareTripleChecker+Invalid, 1376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:02,652 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1294 Valid, 1542 Invalid, 1376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1142 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:49:02,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9549 states. [2022-03-01 16:49:02,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9549 to 7485. [2022-03-01 16:49:02,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7485 states, 7481 states have (on average 2.773426012565165) internal successors, (20748), 7484 states have internal predecessors, (20748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:02,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7485 states to 7485 states and 20748 transitions. [2022-03-01 16:49:02,743 INFO L78 Accepts]: Start accepts. Automaton has 7485 states and 20748 transitions. Word has length 100 [2022-03-01 16:49:02,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:02,743 INFO L470 AbstractCegarLoop]: Abstraction has 7485 states and 20748 transitions. [2022-03-01 16:49:02,743 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) [2022-03-01 16:49:02,743 INFO L276 IsEmpty]: Start isEmpty. Operand 7485 states and 20748 transitions. [2022-03-01 16:49:02,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:02,748 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:02,749 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] [2022-03-01 16:49:02,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable308 [2022-03-01 16:49:02,749 INFO L402 AbstractCegarLoop]: === Iteration 310 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:02,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:02,749 INFO L85 PathProgramCache]: Analyzing trace with hash 1685980967, now seen corresponding path program 82 times [2022-03-01 16:49:02,749 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:02,749 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170899381] [2022-03-01 16:49:02,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:02,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:02,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:03,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:03,491 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:03,491 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170899381] [2022-03-01 16:49:03,491 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170899381] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:03,491 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:03,491 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:03,491 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193702027] [2022-03-01 16:49:03,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:03,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:03,491 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:03,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:03,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:03,492 INFO L87 Difference]: Start difference. First operand 7485 states and 20748 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:05,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:05,034 INFO L93 Difference]: Finished difference Result 9899 states and 26636 transitions. [2022-03-01 16:49:05,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:49:05,035 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:49:05,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:05,049 INFO L225 Difference]: With dead ends: 9899 [2022-03-01 16:49:05,049 INFO L226 Difference]: Without dead ends: 9899 [2022-03-01 16:49:05,049 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:49:05,049 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1369 mSDsluCounter, 1647 mSDsCounter, 0 mSdLazyCounter, 1525 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1369 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 1797 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 1525 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:05,049 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1369 Valid, 1970 Invalid, 1797 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 1525 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:49:05,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9899 states. [2022-03-01 16:49:05,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9899 to 7485. [2022-03-01 16:49:05,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7485 states, 7481 states have (on average 2.773426012565165) internal successors, (20748), 7484 states have internal predecessors, (20748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:05,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7485 states to 7485 states and 20748 transitions. [2022-03-01 16:49:05,142 INFO L78 Accepts]: Start accepts. Automaton has 7485 states and 20748 transitions. Word has length 100 [2022-03-01 16:49:05,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:05,142 INFO L470 AbstractCegarLoop]: Abstraction has 7485 states and 20748 transitions. [2022-03-01 16:49:05,142 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:05,143 INFO L276 IsEmpty]: Start isEmpty. Operand 7485 states and 20748 transitions. [2022-03-01 16:49:05,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:05,148 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:05,148 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:05,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable309 [2022-03-01 16:49:05,148 INFO L402 AbstractCegarLoop]: === Iteration 311 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:05,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:05,148 INFO L85 PathProgramCache]: Analyzing trace with hash -1996054967, now seen corresponding path program 83 times [2022-03-01 16:49:05,148 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:05,148 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970748269] [2022-03-01 16:49:05,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:05,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:05,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:05,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:05,881 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:05,881 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970748269] [2022-03-01 16:49:05,881 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970748269] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:05,881 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:05,881 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:05,881 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284818668] [2022-03-01 16:49:05,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:05,881 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:05,881 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:05,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:05,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:05,882 INFO L87 Difference]: Start difference. First operand 7485 states and 20748 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:07,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:07,716 INFO L93 Difference]: Finished difference Result 9822 states and 26423 transitions. [2022-03-01 16:49:07,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:49:07,716 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:49:07,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:07,730 INFO L225 Difference]: With dead ends: 9822 [2022-03-01 16:49:07,730 INFO L226 Difference]: Without dead ends: 9822 [2022-03-01 16:49:07,730 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:49:07,731 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 1215 mSDsluCounter, 2008 mSDsCounter, 0 mSdLazyCounter, 1824 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1215 SdHoareTripleChecker+Valid, 2338 SdHoareTripleChecker+Invalid, 2095 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 1824 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:07,731 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1215 Valid, 2338 Invalid, 2095 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 1824 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:49:07,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9822 states. [2022-03-01 16:49:07,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9822 to 7485. [2022-03-01 16:49:07,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7485 states, 7481 states have (on average 2.773426012565165) internal successors, (20748), 7484 states have internal predecessors, (20748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:07,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7485 states to 7485 states and 20748 transitions. [2022-03-01 16:49:07,839 INFO L78 Accepts]: Start accepts. Automaton has 7485 states and 20748 transitions. Word has length 100 [2022-03-01 16:49:07,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:07,839 INFO L470 AbstractCegarLoop]: Abstraction has 7485 states and 20748 transitions. [2022-03-01 16:49:07,839 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:07,840 INFO L276 IsEmpty]: Start isEmpty. Operand 7485 states and 20748 transitions. [2022-03-01 16:49:07,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:07,845 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:07,845 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, 1, 1] [2022-03-01 16:49:07,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable310 [2022-03-01 16:49:07,846 INFO L402 AbstractCegarLoop]: === Iteration 312 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:07,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:07,846 INFO L85 PathProgramCache]: Analyzing trace with hash -359177763, now seen corresponding path program 84 times [2022-03-01 16:49:07,846 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:07,846 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893698061] [2022-03-01 16:49:07,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:07,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:07,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:08,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:08,792 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:08,792 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893698061] [2022-03-01 16:49:08,792 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893698061] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:08,792 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:08,792 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:08,792 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713420098] [2022-03-01 16:49:08,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:08,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:08,793 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:08,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:08,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:08,793 INFO L87 Difference]: Start difference. First operand 7485 states and 20748 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:10,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:10,626 INFO L93 Difference]: Finished difference Result 9780 states and 26326 transitions. [2022-03-01 16:49:10,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:49:10,627 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:49:10,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:10,641 INFO L225 Difference]: With dead ends: 9780 [2022-03-01 16:49:10,641 INFO L226 Difference]: Without dead ends: 9780 [2022-03-01 16:49:10,641 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:49:10,642 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1441 mSDsluCounter, 1758 mSDsCounter, 0 mSdLazyCounter, 1667 mSolverCounterSat, 305 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1441 SdHoareTripleChecker+Valid, 2102 SdHoareTripleChecker+Invalid, 1972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 305 IncrementalHoareTripleChecker+Valid, 1667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:10,642 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1441 Valid, 2102 Invalid, 1972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [305 Valid, 1667 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:49:10,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9780 states. [2022-03-01 16:49:10,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9780 to 7317. [2022-03-01 16:49:10,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7317 states, 7313 states have (on average 2.7693149186380417) internal successors, (20252), 7316 states have internal predecessors, (20252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:10,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7317 states to 7317 states and 20252 transitions. [2022-03-01 16:49:10,746 INFO L78 Accepts]: Start accepts. Automaton has 7317 states and 20252 transitions. Word has length 100 [2022-03-01 16:49:10,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:10,746 INFO L470 AbstractCegarLoop]: Abstraction has 7317 states and 20252 transitions. [2022-03-01 16:49:10,746 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:10,746 INFO L276 IsEmpty]: Start isEmpty. Operand 7317 states and 20252 transitions. [2022-03-01 16:49:10,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:10,751 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:10,751 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:10,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable311 [2022-03-01 16:49:10,752 INFO L402 AbstractCegarLoop]: === Iteration 313 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:10,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:10,752 INFO L85 PathProgramCache]: Analyzing trace with hash 321124441, now seen corresponding path program 85 times [2022-03-01 16:49:10,752 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:10,752 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783395669] [2022-03-01 16:49:10,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:10,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:10,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:11,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:11,396 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:11,396 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783395669] [2022-03-01 16:49:11,396 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783395669] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:11,396 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:11,396 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:11,396 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684440287] [2022-03-01 16:49:11,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:11,396 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:11,396 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:11,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:11,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:11,397 INFO L87 Difference]: Start difference. First operand 7317 states and 20252 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:13,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:13,653 INFO L93 Difference]: Finished difference Result 10201 states and 27074 transitions. [2022-03-01 16:49:13,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 16:49:13,653 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:49:13,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:13,667 INFO L225 Difference]: With dead ends: 10201 [2022-03-01 16:49:13,667 INFO L226 Difference]: Without dead ends: 10201 [2022-03-01 16:49:13,668 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=530, Invalid=1030, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 16:49:13,668 INFO L933 BasicCegarLoop]: 471 mSDtfsCounter, 1628 mSDsluCounter, 2261 mSDsCounter, 0 mSdLazyCounter, 2088 mSolverCounterSat, 335 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1628 SdHoareTripleChecker+Valid, 2709 SdHoareTripleChecker+Invalid, 2423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 335 IncrementalHoareTripleChecker+Valid, 2088 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:13,668 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1628 Valid, 2709 Invalid, 2423 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [335 Valid, 2088 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 16:49:13,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10201 states. [2022-03-01 16:49:13,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10201 to 7401. [2022-03-01 16:49:13,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7401 states, 7397 states have (on average 2.7713938083006626) internal successors, (20500), 7400 states have internal predecessors, (20500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:13,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7401 states to 7401 states and 20500 transitions. [2022-03-01 16:49:13,823 INFO L78 Accepts]: Start accepts. Automaton has 7401 states and 20500 transitions. Word has length 100 [2022-03-01 16:49:13,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:13,823 INFO L470 AbstractCegarLoop]: Abstraction has 7401 states and 20500 transitions. [2022-03-01 16:49:13,823 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:13,823 INFO L276 IsEmpty]: Start isEmpty. Operand 7401 states and 20500 transitions. [2022-03-01 16:49:13,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:13,828 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:13,828 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:13,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable312 [2022-03-01 16:49:13,828 INFO L402 AbstractCegarLoop]: === Iteration 314 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:13,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:13,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1350575297, now seen corresponding path program 86 times [2022-03-01 16:49:13,830 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:13,830 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971777604] [2022-03-01 16:49:13,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:13,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:13,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:14,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:14,545 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:14,545 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971777604] [2022-03-01 16:49:14,545 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971777604] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:14,545 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:14,545 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:14,545 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548491652] [2022-03-01 16:49:14,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:14,545 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:14,545 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:14,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:14,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:14,545 INFO L87 Difference]: Start difference. First operand 7401 states and 20500 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:16,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:16,311 INFO L93 Difference]: Finished difference Result 9865 states and 26146 transitions. [2022-03-01 16:49:16,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:49:16,311 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:49:16,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:16,325 INFO L225 Difference]: With dead ends: 9865 [2022-03-01 16:49:16,325 INFO L226 Difference]: Without dead ends: 9865 [2022-03-01 16:49:16,325 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=407, Invalid=853, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:49:16,326 INFO L933 BasicCegarLoop]: 409 mSDtfsCounter, 1783 mSDsluCounter, 1608 mSDsCounter, 0 mSdLazyCounter, 1598 mSolverCounterSat, 405 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1783 SdHoareTripleChecker+Valid, 1999 SdHoareTripleChecker+Invalid, 2003 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 405 IncrementalHoareTripleChecker+Valid, 1598 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:16,326 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1783 Valid, 1999 Invalid, 2003 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [405 Valid, 1598 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:49:16,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9865 states. [2022-03-01 16:49:16,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9865 to 7485. [2022-03-01 16:49:16,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7485 states, 7481 states have (on average 2.773426012565165) internal successors, (20748), 7484 states have internal predecessors, (20748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:16,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7485 states to 7485 states and 20748 transitions. [2022-03-01 16:49:16,436 INFO L78 Accepts]: Start accepts. Automaton has 7485 states and 20748 transitions. Word has length 100 [2022-03-01 16:49:16,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:16,437 INFO L470 AbstractCegarLoop]: Abstraction has 7485 states and 20748 transitions. [2022-03-01 16:49:16,437 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:16,437 INFO L276 IsEmpty]: Start isEmpty. Operand 7485 states and 20748 transitions. [2022-03-01 16:49:16,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:16,443 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:16,443 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:16,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable313 [2022-03-01 16:49:16,443 INFO L402 AbstractCegarLoop]: === Iteration 315 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:16,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:16,443 INFO L85 PathProgramCache]: Analyzing trace with hash 1326503177, now seen corresponding path program 87 times [2022-03-01 16:49:16,443 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:16,443 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037826868] [2022-03-01 16:49:16,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:16,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:16,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:17,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:17,464 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:17,464 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037826868] [2022-03-01 16:49:17,464 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037826868] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:17,464 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:17,464 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:17,464 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498983718] [2022-03-01 16:49:17,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:17,464 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:17,464 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:17,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:17,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:17,464 INFO L87 Difference]: Start difference. First operand 7485 states and 20748 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:19,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:19,420 INFO L93 Difference]: Finished difference Result 9766 states and 26234 transitions. [2022-03-01 16:49:19,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:49:19,421 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:49:19,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:19,436 INFO L225 Difference]: With dead ends: 9766 [2022-03-01 16:49:19,436 INFO L226 Difference]: Without dead ends: 9766 [2022-03-01 16:49:19,436 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:49:19,436 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1386 mSDsluCounter, 1915 mSDsCounter, 0 mSdLazyCounter, 1859 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1386 SdHoareTripleChecker+Valid, 2248 SdHoareTripleChecker+Invalid, 2148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1859 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:19,436 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1386 Valid, 2248 Invalid, 2148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1859 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:49:19,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9766 states. [2022-03-01 16:49:19,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9766 to 7422. [2022-03-01 16:49:19,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:19,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-03-01 16:49:19,552 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-03-01 16:49:19,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:19,553 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-03-01 16:49:19,553 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:19,553 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-03-01 16:49:19,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:19,559 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:19,559 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:19,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable314 [2022-03-01 16:49:19,559 INFO L402 AbstractCegarLoop]: === Iteration 316 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:19,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:19,559 INFO L85 PathProgramCache]: Analyzing trace with hash -1721907943, now seen corresponding path program 88 times [2022-03-01 16:49:19,559 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:19,559 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80911186] [2022-03-01 16:49:19,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:19,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:19,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:20,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:20,674 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:20,674 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80911186] [2022-03-01 16:49:20,674 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80911186] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:20,674 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:20,674 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:20,675 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103617191] [2022-03-01 16:49:20,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:20,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:20,675 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:20,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:20,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:20,675 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:22,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:22,264 INFO L93 Difference]: Finished difference Result 9479 states and 25455 transitions. [2022-03-01 16:49:22,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:49:22,265 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:49:22,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:22,279 INFO L225 Difference]: With dead ends: 9479 [2022-03-01 16:49:22,279 INFO L226 Difference]: Without dead ends: 9479 [2022-03-01 16:49:22,279 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:49:22,279 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1364 mSDsluCounter, 1747 mSDsCounter, 0 mSdLazyCounter, 1635 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1364 SdHoareTripleChecker+Valid, 2069 SdHoareTripleChecker+Invalid, 1919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 1635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:22,279 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1364 Valid, 2069 Invalid, 1919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 1635 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:49:22,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9479 states. [2022-03-01 16:49:22,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9479 to 7443. [2022-03-01 16:49:22,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7443 states, 7439 states have (on average 2.7724156472644172) internal successors, (20624), 7442 states have internal predecessors, (20624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:22,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7443 states to 7443 states and 20624 transitions. [2022-03-01 16:49:22,396 INFO L78 Accepts]: Start accepts. Automaton has 7443 states and 20624 transitions. Word has length 100 [2022-03-01 16:49:22,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:22,396 INFO L470 AbstractCegarLoop]: Abstraction has 7443 states and 20624 transitions. [2022-03-01 16:49:22,396 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:22,396 INFO L276 IsEmpty]: Start isEmpty. Operand 7443 states and 20624 transitions. [2022-03-01 16:49:22,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:22,402 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:22,402 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:22,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable315 [2022-03-01 16:49:22,402 INFO L402 AbstractCegarLoop]: === Iteration 317 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:22,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:22,402 INFO L85 PathProgramCache]: Analyzing trace with hash -85030739, now seen corresponding path program 89 times [2022-03-01 16:49:22,402 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:22,402 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247304631] [2022-03-01 16:49:22,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:22,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:22,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:23,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:23,341 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:23,341 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247304631] [2022-03-01 16:49:23,341 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1247304631] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:23,341 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:23,341 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:23,342 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124770833] [2022-03-01 16:49:23,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:23,342 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:23,342 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:23,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:23,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:23,342 INFO L87 Difference]: Start difference. First operand 7443 states and 20624 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:25,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:25,053 INFO L93 Difference]: Finished difference Result 9647 states and 25919 transitions. [2022-03-01 16:49:25,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:49:25,054 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:49:25,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:25,067 INFO L225 Difference]: With dead ends: 9647 [2022-03-01 16:49:25,068 INFO L226 Difference]: Without dead ends: 9647 [2022-03-01 16:49:25,068 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:49:25,068 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1573 mSDsluCounter, 1733 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 316 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1573 SdHoareTripleChecker+Valid, 2070 SdHoareTripleChecker+Invalid, 1979 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 316 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:25,068 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1573 Valid, 2070 Invalid, 1979 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [316 Valid, 1663 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:49:25,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9647 states. [2022-03-01 16:49:25,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9647 to 7401. [2022-03-01 16:49:25,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7401 states, 7397 states have (on average 2.7713938083006626) internal successors, (20500), 7400 states have internal predecessors, (20500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:25,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7401 states to 7401 states and 20500 transitions. [2022-03-01 16:49:25,185 INFO L78 Accepts]: Start accepts. Automaton has 7401 states and 20500 transitions. Word has length 100 [2022-03-01 16:49:25,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:25,186 INFO L470 AbstractCegarLoop]: Abstraction has 7401 states and 20500 transitions. [2022-03-01 16:49:25,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:25,186 INFO L276 IsEmpty]: Start isEmpty. Operand 7401 states and 20500 transitions. [2022-03-01 16:49:25,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:25,192 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:25,192 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:25,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable316 [2022-03-01 16:49:25,192 INFO L402 AbstractCegarLoop]: === Iteration 318 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:25,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:25,192 INFO L85 PathProgramCache]: Analyzing trace with hash 320303497, now seen corresponding path program 90 times [2022-03-01 16:49:25,192 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:25,192 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106100652] [2022-03-01 16:49:25,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:25,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:25,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:25,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:25,906 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:25,906 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106100652] [2022-03-01 16:49:25,906 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106100652] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:25,906 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:25,906 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:25,906 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69365396] [2022-03-01 16:49:25,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:25,907 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:25,907 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:25,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:25,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:25,907 INFO L87 Difference]: Start difference. First operand 7401 states and 20500 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:27,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:27,511 INFO L93 Difference]: Finished difference Result 9248 states and 24816 transitions. [2022-03-01 16:49:27,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:49:27,511 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:49:27,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:27,524 INFO L225 Difference]: With dead ends: 9248 [2022-03-01 16:49:27,524 INFO L226 Difference]: Without dead ends: 9248 [2022-03-01 16:49:27,524 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:49:27,524 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1418 mSDsluCounter, 1728 mSDsCounter, 0 mSdLazyCounter, 1613 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1418 SdHoareTripleChecker+Valid, 2044 SdHoareTripleChecker+Invalid, 1917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 1613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:27,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1418 Valid, 2044 Invalid, 1917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 1613 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:49:27,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9248 states. [2022-03-01 16:49:27,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9248 to 7359. [2022-03-01 16:49:27,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7359 states, 7355 states have (on average 2.7703602991162475) internal successors, (20376), 7358 states have internal predecessors, (20376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:27,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7359 states to 7359 states and 20376 transitions. [2022-03-01 16:49:27,614 INFO L78 Accepts]: Start accepts. Automaton has 7359 states and 20376 transitions. Word has length 100 [2022-03-01 16:49:27,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:27,614 INFO L470 AbstractCegarLoop]: Abstraction has 7359 states and 20376 transitions. [2022-03-01 16:49:27,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:27,614 INFO L276 IsEmpty]: Start isEmpty. Operand 7359 states and 20376 transitions. [2022-03-01 16:49:27,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:27,620 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:27,620 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:27,620 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable317 [2022-03-01 16:49:27,620 INFO L402 AbstractCegarLoop]: === Iteration 319 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:27,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:27,620 INFO L85 PathProgramCache]: Analyzing trace with hash -1220813229, now seen corresponding path program 91 times [2022-03-01 16:49:27,620 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:27,620 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149421440] [2022-03-01 16:49:27,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:27,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:27,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:28,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:28,335 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:28,335 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149421440] [2022-03-01 16:49:28,335 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149421440] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:28,335 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:28,336 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:28,336 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431422518] [2022-03-01 16:49:28,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:28,336 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:28,336 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:28,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:28,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:28,336 INFO L87 Difference]: Start difference. First operand 7359 states and 20376 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:30,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:30,004 INFO L93 Difference]: Finished difference Result 9521 states and 25563 transitions. [2022-03-01 16:49:30,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:49:30,004 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:49:30,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:30,019 INFO L225 Difference]: With dead ends: 9521 [2022-03-01 16:49:30,020 INFO L226 Difference]: Without dead ends: 9521 [2022-03-01 16:49:30,020 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:49:30,020 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1260 mSDsluCounter, 1739 mSDsCounter, 0 mSdLazyCounter, 1657 mSolverCounterSat, 297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1260 SdHoareTripleChecker+Valid, 2067 SdHoareTripleChecker+Invalid, 1954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 297 IncrementalHoareTripleChecker+Valid, 1657 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:30,020 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1260 Valid, 2067 Invalid, 1954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [297 Valid, 1657 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:49:30,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9521 states. [2022-03-01 16:49:30,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9521 to 7359. [2022-03-01 16:49:30,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7359 states, 7355 states have (on average 2.7703602991162475) internal successors, (20376), 7358 states have internal predecessors, (20376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:30,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7359 states to 7359 states and 20376 transitions. [2022-03-01 16:49:30,123 INFO L78 Accepts]: Start accepts. Automaton has 7359 states and 20376 transitions. Word has length 100 [2022-03-01 16:49:30,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:30,123 INFO L470 AbstractCegarLoop]: Abstraction has 7359 states and 20376 transitions. [2022-03-01 16:49:30,124 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:30,124 INFO L276 IsEmpty]: Start isEmpty. Operand 7359 states and 20376 transitions. [2022-03-01 16:49:30,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:30,129 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:30,129 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:30,129 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable318 [2022-03-01 16:49:30,129 INFO L402 AbstractCegarLoop]: === Iteration 320 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:30,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:30,129 INFO L85 PathProgramCache]: Analyzing trace with hash 416063975, now seen corresponding path program 92 times [2022-03-01 16:49:30,129 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:30,129 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581391088] [2022-03-01 16:49:30,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:30,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:30,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:31,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:31,232 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:31,232 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581391088] [2022-03-01 16:49:31,233 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581391088] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:31,233 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:31,233 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:31,233 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092941153] [2022-03-01 16:49:31,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:31,233 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:31,233 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:31,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:31,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:31,234 INFO L87 Difference]: Start difference. First operand 7359 states and 20376 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:33,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:33,099 INFO L93 Difference]: Finished difference Result 9479 states and 25466 transitions. [2022-03-01 16:49:33,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:49:33,099 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:49:33,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:33,112 INFO L225 Difference]: With dead ends: 9479 [2022-03-01 16:49:33,113 INFO L226 Difference]: Without dead ends: 9479 [2022-03-01 16:49:33,113 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:49:33,113 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 1368 mSDsluCounter, 1968 mSDsCounter, 0 mSdLazyCounter, 1862 mSolverCounterSat, 273 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1368 SdHoareTripleChecker+Valid, 2304 SdHoareTripleChecker+Invalid, 2135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 273 IncrementalHoareTripleChecker+Valid, 1862 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:33,113 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1368 Valid, 2304 Invalid, 2135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [273 Valid, 1862 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:49:33,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9479 states. [2022-03-01 16:49:33,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9479 to 7191. [2022-03-01 16:49:33,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7191 states, 7187 states have (on average 2.766105468206484) internal successors, (19880), 7190 states have internal predecessors, (19880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:33,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7191 states to 7191 states and 19880 transitions. [2022-03-01 16:49:33,255 INFO L78 Accepts]: Start accepts. Automaton has 7191 states and 19880 transitions. Word has length 100 [2022-03-01 16:49:33,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:33,255 INFO L470 AbstractCegarLoop]: Abstraction has 7191 states and 19880 transitions. [2022-03-01 16:49:33,255 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:33,255 INFO L276 IsEmpty]: Start isEmpty. Operand 7191 states and 19880 transitions. [2022-03-01 16:49:33,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:33,261 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:33,261 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:33,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable319 [2022-03-01 16:49:33,261 INFO L402 AbstractCegarLoop]: === Iteration 321 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:33,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:33,264 INFO L85 PathProgramCache]: Analyzing trace with hash -10116293, now seen corresponding path program 93 times [2022-03-01 16:49:33,264 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:33,264 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694608254] [2022-03-01 16:49:33,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:33,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:33,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:33,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:33,803 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:33,803 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694608254] [2022-03-01 16:49:33,803 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694608254] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:33,803 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:33,803 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:33,803 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804560140] [2022-03-01 16:49:33,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:33,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:33,803 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:33,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:33,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:33,804 INFO L87 Difference]: Start difference. First operand 7191 states and 19880 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:36,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:36,049 INFO L93 Difference]: Finished difference Result 9998 states and 26489 transitions. [2022-03-01 16:49:36,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-01 16:49:36,049 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 [2022-03-01 16:49:36,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:36,063 INFO L225 Difference]: With dead ends: 9998 [2022-03-01 16:49:36,064 INFO L226 Difference]: Without dead ends: 9998 [2022-03-01 16:49:36,064 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=552, Invalid=1088, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 16:49:36,064 INFO L933 BasicCegarLoop]: 480 mSDtfsCounter, 1314 mSDsluCounter, 2375 mSDsCounter, 0 mSdLazyCounter, 2158 mSolverCounterSat, 324 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1314 SdHoareTripleChecker+Valid, 2831 SdHoareTripleChecker+Invalid, 2482 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 324 IncrementalHoareTripleChecker+Valid, 2158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:36,064 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1314 Valid, 2831 Invalid, 2482 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [324 Valid, 2158 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 16:49:36,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9998 states. [2022-03-01 16:49:36,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9998 to 7254. [2022-03-01 16:49:36,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7254 states, 7250 states have (on average 2.7677241379310344) internal successors, (20066), 7253 states have internal predecessors, (20066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:36,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7254 states to 7254 states and 20066 transitions. [2022-03-01 16:49:36,177 INFO L78 Accepts]: Start accepts. Automaton has 7254 states and 20066 transitions. Word has length 100 [2022-03-01 16:49:36,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:36,177 INFO L470 AbstractCegarLoop]: Abstraction has 7254 states and 20066 transitions. [2022-03-01 16:49:36,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:36,178 INFO L276 IsEmpty]: Start isEmpty. Operand 7254 states and 20066 transitions. [2022-03-01 16:49:36,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:36,183 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:36,183 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:36,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable320 [2022-03-01 16:49:36,184 INFO L402 AbstractCegarLoop]: === Iteration 322 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:36,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:36,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1019334563, now seen corresponding path program 94 times [2022-03-01 16:49:36,184 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:36,184 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166137317] [2022-03-01 16:49:36,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:36,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:36,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:36,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:36,926 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:36,926 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166137317] [2022-03-01 16:49:36,926 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166137317] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:36,926 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:36,926 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:36,926 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141782009] [2022-03-01 16:49:36,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:36,926 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:36,926 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:36,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:36,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:36,927 INFO L87 Difference]: Start difference. First operand 7254 states and 20066 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:38,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:38,786 INFO L93 Difference]: Finished difference Result 9662 states and 25561 transitions. [2022-03-01 16:49:38,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:49:38,787 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:49:38,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:38,800 INFO L225 Difference]: With dead ends: 9662 [2022-03-01 16:49:38,800 INFO L226 Difference]: Without dead ends: 9662 [2022-03-01 16:49:38,801 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=378, Invalid=812, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:49:38,801 INFO L933 BasicCegarLoop]: 398 mSDtfsCounter, 1344 mSDsluCounter, 1862 mSDsCounter, 0 mSdLazyCounter, 1847 mSolverCounterSat, 332 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1344 SdHoareTripleChecker+Valid, 2237 SdHoareTripleChecker+Invalid, 2179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 332 IncrementalHoareTripleChecker+Valid, 1847 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:38,801 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1344 Valid, 2237 Invalid, 2179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [332 Valid, 1847 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:49:38,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9662 states. [2022-03-01 16:49:38,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9662 to 7317. [2022-03-01 16:49:38,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7317 states, 7313 states have (on average 2.7693149186380417) internal successors, (20252), 7316 states have internal predecessors, (20252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:38,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7317 states to 7317 states and 20252 transitions. [2022-03-01 16:49:38,903 INFO L78 Accepts]: Start accepts. Automaton has 7317 states and 20252 transitions. Word has length 100 [2022-03-01 16:49:38,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:38,903 INFO L470 AbstractCegarLoop]: Abstraction has 7317 states and 20252 transitions. [2022-03-01 16:49:38,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:38,903 INFO L276 IsEmpty]: Start isEmpty. Operand 7317 states and 20252 transitions. [2022-03-01 16:49:38,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:38,909 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:38,909 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:38,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable321 [2022-03-01 16:49:38,909 INFO L402 AbstractCegarLoop]: === Iteration 323 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:38,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:38,909 INFO L85 PathProgramCache]: Analyzing trace with hash 995262443, now seen corresponding path program 95 times [2022-03-01 16:49:38,909 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:38,909 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724811880] [2022-03-01 16:49:38,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:38,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:38,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:39,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:39,955 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:39,955 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724811880] [2022-03-01 16:49:39,955 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724811880] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:39,955 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:39,955 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:39,955 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441160539] [2022-03-01 16:49:39,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:39,956 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:39,956 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:39,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:39,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:39,956 INFO L87 Difference]: Start difference. First operand 7317 states and 20252 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:41,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:41,546 INFO L93 Difference]: Finished difference Result 9563 states and 25649 transitions. [2022-03-01 16:49:41,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:49:41,546 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:49:41,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:41,559 INFO L225 Difference]: With dead ends: 9563 [2022-03-01 16:49:41,559 INFO L226 Difference]: Without dead ends: 9563 [2022-03-01 16:49:41,559 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:49:41,560 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 1485 mSDsluCounter, 1479 mSDsCounter, 0 mSdLazyCounter, 1470 mSolverCounterSat, 343 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1485 SdHoareTripleChecker+Valid, 1815 SdHoareTripleChecker+Invalid, 1813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 343 IncrementalHoareTripleChecker+Valid, 1470 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:41,560 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1485 Valid, 1815 Invalid, 1813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [343 Valid, 1470 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:49:41,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9563 states. [2022-03-01 16:49:41,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9563 to 7254. [2022-03-01 16:49:41,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7254 states, 7250 states have (on average 2.7677241379310344) internal successors, (20066), 7253 states have internal predecessors, (20066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:41,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7254 states to 7254 states and 20066 transitions. [2022-03-01 16:49:41,656 INFO L78 Accepts]: Start accepts. Automaton has 7254 states and 20066 transitions. Word has length 100 [2022-03-01 16:49:41,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:41,657 INFO L470 AbstractCegarLoop]: Abstraction has 7254 states and 20066 transitions. [2022-03-01 16:49:41,657 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:41,657 INFO L276 IsEmpty]: Start isEmpty. Operand 7254 states and 20066 transitions. [2022-03-01 16:49:41,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:41,662 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:41,662 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, 1, 1] [2022-03-01 16:49:41,662 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable322 [2022-03-01 16:49:41,662 INFO L402 AbstractCegarLoop]: === Iteration 324 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:41,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:41,662 INFO L85 PathProgramCache]: Analyzing trace with hash -2053148677, now seen corresponding path program 96 times [2022-03-01 16:49:41,662 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:41,662 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393352136] [2022-03-01 16:49:41,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:41,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:41,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:42,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:42,509 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:42,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393352136] [2022-03-01 16:49:42,509 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393352136] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:42,509 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:42,509 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:42,509 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288987262] [2022-03-01 16:49:42,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:42,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:42,509 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:42,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:42,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:42,510 INFO L87 Difference]: Start difference. First operand 7254 states and 20066 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:43,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:43,923 INFO L93 Difference]: Finished difference Result 9003 states and 24107 transitions. [2022-03-01 16:49:43,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:49:43,923 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:49:43,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:43,936 INFO L225 Difference]: With dead ends: 9003 [2022-03-01 16:49:43,936 INFO L226 Difference]: Without dead ends: 9003 [2022-03-01 16:49:43,936 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:49:43,936 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1586 mSDsluCounter, 1485 mSDsCounter, 0 mSdLazyCounter, 1469 mSolverCounterSat, 312 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1586 SdHoareTripleChecker+Valid, 1808 SdHoareTripleChecker+Invalid, 1781 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 312 IncrementalHoareTripleChecker+Valid, 1469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:43,936 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1586 Valid, 1808 Invalid, 1781 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [312 Valid, 1469 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:49:43,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9003 states. [2022-03-01 16:49:44,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9003 to 7233. [2022-03-01 16:49:44,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7233 states, 7229 states have (on average 2.7671877161433116) internal successors, (20004), 7232 states have internal predecessors, (20004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:44,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7233 states to 7233 states and 20004 transitions. [2022-03-01 16:49:44,031 INFO L78 Accepts]: Start accepts. Automaton has 7233 states and 20004 transitions. Word has length 100 [2022-03-01 16:49:44,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:44,031 INFO L470 AbstractCegarLoop]: Abstraction has 7233 states and 20004 transitions. [2022-03-01 16:49:44,031 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:44,031 INFO L276 IsEmpty]: Start isEmpty. Operand 7233 states and 20004 transitions. [2022-03-01 16:49:44,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:44,037 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:44,037 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:44,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable323 [2022-03-01 16:49:44,037 INFO L402 AbstractCegarLoop]: === Iteration 325 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:44,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:44,037 INFO L85 PathProgramCache]: Analyzing trace with hash -416271473, now seen corresponding path program 97 times [2022-03-01 16:49:44,037 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:44,037 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135420766] [2022-03-01 16:49:44,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:44,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:44,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:44,828 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:44,828 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135420766] [2022-03-01 16:49:44,828 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135420766] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:44,828 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:44,828 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:44,828 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760121507] [2022-03-01 16:49:44,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:44,829 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:44,829 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:44,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:44,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:44,829 INFO L87 Difference]: Start difference. First operand 7233 states and 20004 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:46,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:46,707 INFO L93 Difference]: Finished difference Result 9234 states and 24757 transitions. [2022-03-01 16:49:46,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:49:46,707 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:49:46,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:46,719 INFO L225 Difference]: With dead ends: 9234 [2022-03-01 16:49:46,719 INFO L226 Difference]: Without dead ends: 9234 [2022-03-01 16:49:46,719 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:49:46,719 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1463 mSDsluCounter, 1975 mSDsCounter, 0 mSdLazyCounter, 1903 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1463 SdHoareTripleChecker+Valid, 2307 SdHoareTripleChecker+Invalid, 2157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 1903 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:46,720 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1463 Valid, 2307 Invalid, 2157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 1903 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:49:46,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9234 states. [2022-03-01 16:49:46,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9234 to 7128. [2022-03-01 16:49:46,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7128 states, 7124 states have (on average 2.7644581695676584) internal successors, (19694), 7127 states have internal predecessors, (19694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:46,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7128 states to 7128 states and 19694 transitions. [2022-03-01 16:49:46,816 INFO L78 Accepts]: Start accepts. Automaton has 7128 states and 19694 transitions. Word has length 100 [2022-03-01 16:49:46,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:46,816 INFO L470 AbstractCegarLoop]: Abstraction has 7128 states and 19694 transitions. [2022-03-01 16:49:46,816 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) [2022-03-01 16:49:46,816 INFO L276 IsEmpty]: Start isEmpty. Operand 7128 states and 19694 transitions. [2022-03-01 16:49:46,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:46,821 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:46,821 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:46,821 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable324 [2022-03-01 16:49:46,821 INFO L402 AbstractCegarLoop]: === Iteration 326 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:46,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:46,822 INFO L85 PathProgramCache]: Analyzing trace with hash -1571167507, now seen corresponding path program 98 times [2022-03-01 16:49:46,822 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:46,822 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976062500] [2022-03-01 16:49:46,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:46,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:46,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:47,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:47,460 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:47,460 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976062500] [2022-03-01 16:49:47,460 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976062500] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:47,460 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:47,460 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:47,460 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529112094] [2022-03-01 16:49:47,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:47,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:47,461 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:47,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:47,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:47,461 INFO L87 Difference]: Start difference. First operand 7128 states and 19694 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:49,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:49,582 INFO L93 Difference]: Finished difference Result 9564 states and 25264 transitions. [2022-03-01 16:49:49,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 16:49:49,583 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:49:49,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:49,595 INFO L225 Difference]: With dead ends: 9564 [2022-03-01 16:49:49,595 INFO L226 Difference]: Without dead ends: 9564 [2022-03-01 16:49:49,596 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=573, Invalid=1149, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 16:49:49,596 INFO L933 BasicCegarLoop]: 491 mSDtfsCounter, 1702 mSDsluCounter, 1941 mSDsCounter, 0 mSdLazyCounter, 1890 mSolverCounterSat, 376 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1702 SdHoareTripleChecker+Valid, 2412 SdHoareTripleChecker+Invalid, 2266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 376 IncrementalHoareTripleChecker+Valid, 1890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:49,596 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1702 Valid, 2412 Invalid, 2266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [376 Valid, 1890 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:49:49,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9564 states. [2022-03-01 16:49:49,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9564 to 7032. [2022-03-01 16:49:49,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7032 states, 7028 states have (on average 2.763517359134889) internal successors, (19422), 7031 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) [2022-03-01 16:49:49,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7032 states to 7032 states and 19422 transitions. [2022-03-01 16:49:49,692 INFO L78 Accepts]: Start accepts. Automaton has 7032 states and 19422 transitions. Word has length 100 [2022-03-01 16:49:49,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:49,692 INFO L470 AbstractCegarLoop]: Abstraction has 7032 states and 19422 transitions. [2022-03-01 16:49:49,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:49,692 INFO L276 IsEmpty]: Start isEmpty. Operand 7032 states and 19422 transitions. [2022-03-01 16:49:49,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:49,697 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:49,698 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:49,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable325 [2022-03-01 16:49:49,698 INFO L402 AbstractCegarLoop]: === Iteration 327 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:49,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:49,698 INFO L85 PathProgramCache]: Analyzing trace with hash -541716651, now seen corresponding path program 99 times [2022-03-01 16:49:49,698 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:49,698 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996579420] [2022-03-01 16:49:49,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:49,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:49,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:50,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:50,600 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:50,600 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996579420] [2022-03-01 16:49:50,600 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996579420] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:50,600 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:50,600 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:50,600 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471710415] [2022-03-01 16:49:50,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:50,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:50,600 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:50,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:50,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:50,600 INFO L87 Difference]: Start difference. First operand 7032 states and 19422 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:52,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:52,460 INFO L93 Difference]: Finished difference Result 9480 states and 25032 transitions. [2022-03-01 16:49:52,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:49:52,460 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:49:52,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:52,473 INFO L225 Difference]: With dead ends: 9480 [2022-03-01 16:49:52,474 INFO L226 Difference]: Without dead ends: 9480 [2022-03-01 16:49:52,474 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:49:52,474 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1931 mSDsluCounter, 1634 mSDsCounter, 0 mSdLazyCounter, 1706 mSolverCounterSat, 414 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1931 SdHoareTripleChecker+Valid, 1999 SdHoareTripleChecker+Invalid, 2120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 414 IncrementalHoareTripleChecker+Valid, 1706 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:52,474 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1931 Valid, 1999 Invalid, 2120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [414 Valid, 1706 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:49:52,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9480 states. [2022-03-01 16:49:52,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9480 to 6984. [2022-03-01 16:49:52,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6984 states, 6980 states have (on average 2.7630372492836677) internal successors, (19286), 6983 states have internal predecessors, (19286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:52,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6984 states to 6984 states and 19286 transitions. [2022-03-01 16:49:52,569 INFO L78 Accepts]: Start accepts. Automaton has 6984 states and 19286 transitions. Word has length 100 [2022-03-01 16:49:52,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:52,569 INFO L470 AbstractCegarLoop]: Abstraction has 6984 states and 19286 transitions. [2022-03-01 16:49:52,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:52,569 INFO L276 IsEmpty]: Start isEmpty. Operand 6984 states and 19286 transitions. [2022-03-01 16:49:52,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:52,574 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:52,574 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:52,574 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable326 [2022-03-01 16:49:52,574 INFO L402 AbstractCegarLoop]: === Iteration 328 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:52,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:52,574 INFO L85 PathProgramCache]: Analyzing trace with hash -565788771, now seen corresponding path program 100 times [2022-03-01 16:49:52,574 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:52,574 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017048257] [2022-03-01 16:49:52,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:52,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:52,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:53,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:53,643 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:53,643 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017048257] [2022-03-01 16:49:53,643 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017048257] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:53,643 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:53,643 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:53,643 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644524076] [2022-03-01 16:49:53,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:53,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:53,644 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:53,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:53,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:53,644 INFO L87 Difference]: Start difference. First operand 6984 states and 19286 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:55,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:55,369 INFO L93 Difference]: Finished difference Result 8947 states and 23902 transitions. [2022-03-01 16:49:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:49:55,370 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:49:55,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:55,382 INFO L225 Difference]: With dead ends: 8947 [2022-03-01 16:49:55,382 INFO L226 Difference]: Without dead ends: 8947 [2022-03-01 16:49:55,382 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:49:55,382 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1515 mSDsluCounter, 1698 mSDsCounter, 0 mSdLazyCounter, 1642 mSolverCounterSat, 299 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1515 SdHoareTripleChecker+Valid, 2032 SdHoareTripleChecker+Invalid, 1941 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 299 IncrementalHoareTripleChecker+Valid, 1642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:55,382 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1515 Valid, 2032 Invalid, 1941 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 1642 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:49:55,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8947 states. [2022-03-01 16:49:55,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8947 to 6568. [2022-03-01 16:49:55,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6568 states, 6564 states have (on average 2.7528945764777575) internal successors, (18070), 6567 states have internal predecessors, (18070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:55,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6568 states to 6568 states and 18070 transitions. [2022-03-01 16:49:55,468 INFO L78 Accepts]: Start accepts. Automaton has 6568 states and 18070 transitions. Word has length 100 [2022-03-01 16:49:55,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:55,469 INFO L470 AbstractCegarLoop]: Abstraction has 6568 states and 18070 transitions. [2022-03-01 16:49:55,469 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:55,469 INFO L276 IsEmpty]: Start isEmpty. Operand 6568 states and 18070 transitions. [2022-03-01 16:49:55,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:55,473 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:55,473 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:55,473 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable327 [2022-03-01 16:49:55,473 INFO L402 AbstractCegarLoop]: === Iteration 329 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:55,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:55,474 INFO L85 PathProgramCache]: Analyzing trace with hash 1071862673, now seen corresponding path program 51 times [2022-03-01 16:49:55,474 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:55,474 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537194490] [2022-03-01 16:49:55,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:55,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:55,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:56,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:56,439 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:56,439 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537194490] [2022-03-01 16:49:56,439 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537194490] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:56,440 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:56,440 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:56,440 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054775917] [2022-03-01 16:49:56,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:56,440 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:56,440 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:56,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:56,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:56,440 INFO L87 Difference]: Start difference. First operand 6568 states and 18070 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:58,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:58,320 INFO L93 Difference]: Finished difference Result 8743 states and 23179 transitions. [2022-03-01 16:49:58,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:49:58,320 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:49:58,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:58,332 INFO L225 Difference]: With dead ends: 8743 [2022-03-01 16:49:58,332 INFO L226 Difference]: Without dead ends: 8743 [2022-03-01 16:49:58,332 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:49:58,333 INFO L933 BasicCegarLoop]: 380 mSDtfsCounter, 1215 mSDsluCounter, 1962 mSDsCounter, 0 mSdLazyCounter, 1846 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1215 SdHoareTripleChecker+Valid, 2311 SdHoareTripleChecker+Invalid, 2122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 1846 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:58,333 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1215 Valid, 2311 Invalid, 2122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 1846 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:49:58,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8743 states. [2022-03-01 16:49:58,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8743 to 6610. [2022-03-01 16:49:58,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6610 states, 6606 states have (on average 2.7540115046927034) internal successors, (18193), 6609 states have internal predecessors, (18193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:58,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6610 states to 6610 states and 18193 transitions. [2022-03-01 16:49:58,421 INFO L78 Accepts]: Start accepts. Automaton has 6610 states and 18193 transitions. Word has length 100 [2022-03-01 16:49:58,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:58,421 INFO L470 AbstractCegarLoop]: Abstraction has 6610 states and 18193 transitions. [2022-03-01 16:49:58,421 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) [2022-03-01 16:49:58,421 INFO L276 IsEmpty]: Start isEmpty. Operand 6610 states and 18193 transitions. [2022-03-01 16:49:58,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:49:58,426 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:58,426 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, 1, 1] [2022-03-01 16:49:58,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable328 [2022-03-01 16:49:58,426 INFO L402 AbstractCegarLoop]: === Iteration 330 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:49:58,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:58,427 INFO L85 PathProgramCache]: Analyzing trace with hash -1094384303, now seen corresponding path program 52 times [2022-03-01 16:49:58,427 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:58,427 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139960853] [2022-03-01 16:49:58,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:58,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:58,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:59,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:59,190 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:59,191 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139960853] [2022-03-01 16:49:59,191 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139960853] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:59,191 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:59,191 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:59,191 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214282227] [2022-03-01 16:49:59,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:59,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:59,191 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:59,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:59,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:59,191 INFO L87 Difference]: Start difference. First operand 6610 states and 18193 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:00,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:00,872 INFO L93 Difference]: Finished difference Result 8580 states and 22699 transitions. [2022-03-01 16:50:00,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:50:00,873 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:50:00,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:00,884 INFO L225 Difference]: With dead ends: 8580 [2022-03-01 16:50:00,884 INFO L226 Difference]: Without dead ends: 8580 [2022-03-01 16:50:00,885 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:50:00,885 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 1375 mSDsluCounter, 1764 mSDsCounter, 0 mSdLazyCounter, 1684 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1375 SdHoareTripleChecker+Valid, 2104 SdHoareTripleChecker+Invalid, 1964 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 1684 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:00,885 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1375 Valid, 2104 Invalid, 1964 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 1684 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:50:00,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8580 states. [2022-03-01 16:50:00,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8580 to 6624. [2022-03-01 16:50:00,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6624 states, 6620 states have (on average 2.754380664652568) internal successors, (18234), 6623 states have internal predecessors, (18234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:00,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6624 states to 6624 states and 18234 transitions. [2022-03-01 16:50:00,987 INFO L78 Accepts]: Start accepts. Automaton has 6624 states and 18234 transitions. Word has length 100 [2022-03-01 16:50:00,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:00,987 INFO L470 AbstractCegarLoop]: Abstraction has 6624 states and 18234 transitions. [2022-03-01 16:50:00,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:00,987 INFO L276 IsEmpty]: Start isEmpty. Operand 6624 states and 18234 transitions. [2022-03-01 16:50:00,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:50:00,992 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:00,992 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:00,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable329 [2022-03-01 16:50:00,993 INFO L402 AbstractCegarLoop]: === Iteration 331 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:50:00,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:00,993 INFO L85 PathProgramCache]: Analyzing trace with hash 1342497477, now seen corresponding path program 53 times [2022-03-01 16:50:00,993 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:00,993 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99654907] [2022-03-01 16:50:00,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:00,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:01,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:01,890 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:01,890 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99654907] [2022-03-01 16:50:01,890 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99654907] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:01,891 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:01,891 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:50:01,891 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944873241] [2022-03-01 16:50:01,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:01,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:50:01,891 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:01,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:50:01,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:01,891 INFO L87 Difference]: Start difference. First operand 6624 states and 18234 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:03,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:03,744 INFO L93 Difference]: Finished difference Result 8748 states and 23163 transitions. [2022-03-01 16:50:03,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:50:03,744 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:50:03,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:03,756 INFO L225 Difference]: With dead ends: 8748 [2022-03-01 16:50:03,756 INFO L226 Difference]: Without dead ends: 8748 [2022-03-01 16:50:03,757 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:50:03,757 INFO L933 BasicCegarLoop]: 381 mSDtfsCounter, 1737 mSDsluCounter, 1818 mSDsCounter, 0 mSdLazyCounter, 1758 mSolverCounterSat, 315 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1737 SdHoareTripleChecker+Valid, 2171 SdHoareTripleChecker+Invalid, 2073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 315 IncrementalHoareTripleChecker+Valid, 1758 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:03,757 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1737 Valid, 2171 Invalid, 2073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [315 Valid, 1758 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:50:03,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8748 states. [2022-03-01 16:50:03,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8748 to 6596. [2022-03-01 16:50:03,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6596 states, 6592 states have (on average 2.753640776699029) internal successors, (18152), 6595 states have internal predecessors, (18152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:03,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6596 states to 6596 states and 18152 transitions. [2022-03-01 16:50:03,853 INFO L78 Accepts]: Start accepts. Automaton has 6596 states and 18152 transitions. Word has length 100 [2022-03-01 16:50:03,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:03,853 INFO L470 AbstractCegarLoop]: Abstraction has 6596 states and 18152 transitions. [2022-03-01 16:50:03,853 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:03,853 INFO L276 IsEmpty]: Start isEmpty. Operand 6596 states and 18152 transitions. [2022-03-01 16:50:03,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:50:03,858 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:03,859 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:03,859 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable330 [2022-03-01 16:50:03,859 INFO L402 AbstractCegarLoop]: === Iteration 332 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:50:03,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:03,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1912237505, now seen corresponding path program 54 times [2022-03-01 16:50:03,859 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:03,859 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045874414] [2022-03-01 16:50:03,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:03,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:03,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:04,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:04,580 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:04,580 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045874414] [2022-03-01 16:50:04,580 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045874414] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:04,580 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:04,580 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:50:04,580 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622474423] [2022-03-01 16:50:04,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:04,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:50:04,581 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:04,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:50:04,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:04,581 INFO L87 Difference]: Start difference. First operand 6596 states and 18152 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:06,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:06,003 INFO L93 Difference]: Finished difference Result 8703 states and 23035 transitions. [2022-03-01 16:50:06,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:50:06,004 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-01 16:50:06,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:06,018 INFO L225 Difference]: With dead ends: 8703 [2022-03-01 16:50:06,018 INFO L226 Difference]: Without dead ends: 8703 [2022-03-01 16:50:06,018 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:50:06,018 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 1513 mSDsluCounter, 1489 mSDsCounter, 0 mSdLazyCounter, 1408 mSolverCounterSat, 278 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1513 SdHoareTripleChecker+Valid, 1820 SdHoareTripleChecker+Invalid, 1686 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 278 IncrementalHoareTripleChecker+Valid, 1408 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:06,018 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1513 Valid, 1820 Invalid, 1686 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [278 Valid, 1408 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:50:06,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8703 states. [2022-03-01 16:50:06,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8703 to 6624. [2022-03-01 16:50:06,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6624 states, 6620 states have (on average 2.754380664652568) internal successors, (18234), 6623 states have internal predecessors, (18234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:06,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6624 states to 6624 states and 18234 transitions. [2022-03-01 16:50:06,110 INFO L78 Accepts]: Start accepts. Automaton has 6624 states and 18234 transitions. Word has length 100 [2022-03-01 16:50:06,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:06,110 INFO L470 AbstractCegarLoop]: Abstraction has 6624 states and 18234 transitions. [2022-03-01 16:50:06,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:06,111 INFO L276 IsEmpty]: Start isEmpty. Operand 6624 states and 18234 transitions. [2022-03-01 16:50:06,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:50:06,115 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:06,116 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:06,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable331 [2022-03-01 16:50:06,116 INFO L402 AbstractCegarLoop]: === Iteration 333 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:50:06,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:06,116 INFO L85 PathProgramCache]: Analyzing trace with hash -598541141, now seen corresponding path program 55 times [2022-03-01 16:50:06,116 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:06,116 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397184682] [2022-03-01 16:50:06,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:06,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:06,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2022-03-01 16:50:06,220 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-03-01 16:50:06,221 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-03-01 16:50:06,226 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (24 of 25 remaining) [2022-03-01 16:50:06,226 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable332 [2022-03-01 16:50:06,226 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was analyzing trace of length 101 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 99 interpolants. [2022-03-01 16:50:06,228 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (23 of 25 remaining) [2022-03-01 16:50:06,228 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (22 of 25 remaining) [2022-03-01 16:50:06,228 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 25 remaining) [2022-03-01 16:50:06,228 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (20 of 25 remaining) [2022-03-01 16:50:06,228 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (19 of 25 remaining) [2022-03-01 16:50:06,228 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (18 of 25 remaining) [2022-03-01 16:50:06,228 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (17 of 25 remaining) [2022-03-01 16:50:06,228 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (16 of 25 remaining) [2022-03-01 16:50:06,229 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (15 of 25 remaining) [2022-03-01 16:50:06,229 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (14 of 25 remaining) [2022-03-01 16:50:06,229 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (13 of 25 remaining) [2022-03-01 16:50:06,229 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (12 of 25 remaining) [2022-03-01 16:50:06,229 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (11 of 25 remaining) [2022-03-01 16:50:06,229 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (10 of 25 remaining) [2022-03-01 16:50:06,229 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (9 of 25 remaining) [2022-03-01 16:50:06,229 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (8 of 25 remaining) [2022-03-01 16:50:06,229 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (7 of 25 remaining) [2022-03-01 16:50:06,229 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (6 of 25 remaining) [2022-03-01 16:50:06,229 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (5 of 25 remaining) [2022-03-01 16:50:06,229 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (4 of 25 remaining) [2022-03-01 16:50:06,230 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (3 of 25 remaining) [2022-03-01 16:50:06,230 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (2 of 25 remaining) [2022-03-01 16:50:06,230 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (1 of 25 remaining) [2022-03-01 16:50:06,230 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (0 of 25 remaining) [2022-03-01 16:50:06,233 INFO L732 BasicCegarLoop]: Path program histogram: [100, 100, 70, 55, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:06,236 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-01 16:50:06,236 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-01 16:50:06,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.03 04:50:06 BasicIcfg [2022-03-01 16:50:06,237 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-01 16:50:06,237 INFO L158 Benchmark]: Toolchain (without parser) took 762204.54ms. Allocated memory was 185.6MB in the beginning and 3.9GB in the end (delta: 3.7GB). Free memory was 130.1MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. [2022-03-01 16:50:06,237 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 185.6MB. Free memory is still 150.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-01 16:50:06,237 INFO L158 Benchmark]: CACSL2BoogieTranslator took 669.26ms. Allocated memory was 185.6MB in the beginning and 250.6MB in the end (delta: 65.0MB). Free memory was 129.9MB in the beginning and 181.2MB in the end (delta: -51.3MB). Peak memory consumption was 19.2MB. Max. memory is 8.0GB. [2022-03-01 16:50:06,238 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.43ms. Allocated memory is still 250.6MB. Free memory was 181.2MB in the beginning and 176.8MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-01 16:50:06,238 INFO L158 Benchmark]: Boogie Preprocessor took 47.87ms. Allocated memory is still 250.6MB. Free memory was 176.8MB in the beginning and 172.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-01 16:50:06,238 INFO L158 Benchmark]: RCFGBuilder took 684.60ms. Allocated memory is still 250.6MB. Free memory was 172.6MB in the beginning and 209.3MB in the end (delta: -36.7MB). Peak memory consumption was 34.3MB. Max. memory is 8.0GB. [2022-03-01 16:50:06,238 INFO L158 Benchmark]: TraceAbstraction took 760744.66ms. Allocated memory was 250.6MB in the beginning and 3.9GB in the end (delta: 3.6GB). Free memory was 208.8MB in the beginning and 2.1GB in the end (delta: -1.9GB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. [2022-03-01 16:50:06,238 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### [2022-03-01 16:50:06,246 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 --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 185.6MB. Free memory is still 150.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 669.26ms. Allocated memory was 185.6MB in the beginning and 250.6MB in the end (delta: 65.0MB). Free memory was 129.9MB in the beginning and 181.2MB in the end (delta: -51.3MB). Peak memory consumption was 19.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 53.43ms. Allocated memory is still 250.6MB. Free memory was 181.2MB in the beginning and 176.8MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 47.87ms. Allocated memory is still 250.6MB. Free memory was 176.8MB in the beginning and 172.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 684.60ms. Allocated memory is still 250.6MB. Free memory was 172.6MB in the beginning and 209.3MB in the end (delta: -36.7MB). Peak memory consumption was 34.3MB. Max. memory is 8.0GB. * TraceAbstraction took 760744.66ms. Allocated memory was 250.6MB in the beginning and 3.9GB in the end (delta: 3.6GB). Free memory was 208.8MB in the beginning and 2.1GB in the end (delta: -1.9GB). Peak memory consumption was 1.7GB. 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 analyzing trace of length 101 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 99 interpolants. - TimeoutResultAtElement [Line: 1708]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 101 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 99 interpolants. - TimeoutResultAtElement [Line: 1709]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 101 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 99 interpolants. - TimeoutResultAtElement [Line: 1723]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 101 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 99 interpolants. - TimeoutResultAtElement [Line: 1726]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 101 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 99 interpolants. - TimeoutResultAtElement [Line: 1729]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 101 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 99 interpolants. - TimeoutResultAtElement [Line: 1732]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 101 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 99 interpolants. - TimeoutResultAtElement [Line: 1756]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 101 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 99 interpolants. - TimeoutResultAtElement [Line: 1757]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 101 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 99 interpolants. - TimeoutResultAtElement [Line: 1758]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 101 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 99 interpolants. - TimeoutResultAtElement [Line: 1735]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 101 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 99 interpolants. - TimeoutResultAtElement [Line: 1759]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 101 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 99 interpolants. - TimeoutResultAtElement [Line: 1752]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 101 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 99 interpolants. - TimeoutResultAtElement [Line: 1753]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 101 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 99 interpolants. - 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 analyzing trace of length 101 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 99 interpolants. - 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 analyzing trace of length 101 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 99 interpolants. - TimeoutResultAtElement [Line: 1694]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 101 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 99 interpolants. - TimeoutResultAtElement [Line: 1697]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 101 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 99 interpolants. - TimeoutResultAtElement [Line: 1700]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 101 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 99 interpolants. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 4 procedures, 260 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 760.6s, OverallIterations: 333, TraceHistogramMax: 1, PathProgramHistogramMax: 100, EmptinessCheckTime: 1.9s, AutomataDifference: 514.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.7s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 451208 SdHoareTripleChecker+Valid, 388.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 451208 mSDsluCounter, 670447 SdHoareTripleChecker+Invalid, 336.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 563022 mSDsCounter, 65487 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 506743 IncrementalHoareTripleChecker+Invalid, 572230 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 65487 mSolverCounterUnsat, 118148 mSDtfsCounter, 506743 mSolverCounterSat, 1.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10997 GetRequests, 645 SyntacticMatches, 0 SemanticMatches, 10352 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30244 ImplicationChecksByTransitivity, 158.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26181occurred in iteration=0, InterpolantAutomatonStates: 6476, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 35.1s AutomataMinimizationTime, 332 MinimizatonAttempts, 579585 StatesRemovedByMinimization, 330 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 3.0s SatisfiabilityAnalysisTime, 196.5s InterpolantComputationTime, 32653 NumberOfCodeBlocks, 32653 NumberOfCodeBlocksAsserted, 332 NumberOfCheckSat, 32321 ConstructedInterpolants, 0 QuantifiedInterpolants, 416491 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 332 InterpolantComputations, 332 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