/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/ldv-races/race-2_3-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-10 23:30:13,849 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2022-02-10 23:30:13,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 23:30:13,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 23:30:13,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 23:30:13,944 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-02-10 23:30:13,967 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 23:30:13,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 23:30:13,968 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 23:30:13,968 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 23:30:13,968 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 23:30:13,968 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 23:30:13,969 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 23:30:13,969 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 23:30:13,969 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 23:30:13,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 23:30:13,969 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 23:30:13,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 23:30:13,969 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 23:30:13,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 23:30:13,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 23:30:13,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 23:30:13,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 23:30:13,970 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 23:30:13,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 23:30:13,970 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 23:30:13,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 23:30:13,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 23:30:13,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 23:30:13,970 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 23:30:13,970 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 23:30:13,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 23:30:13,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 23:30:13,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 23:30:13,975 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 23:30:13,975 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 23:30:13,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 23:30:13,975 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 23:30:13,976 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 23:30:13,976 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-10 23:30:14,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 23:30:14,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 23:30:14,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 23:30:14,249 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 23:30:14,250 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 23:30:14,251 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_3-container_of.i [2022-02-10 23:30:14,308 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8949433f3/a021bd121ce040ba8352c752d79aa070/FLAGe2de67cc1 [2022-02-10 23:30:14,872 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 23:30:14,872 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_3-container_of.i [2022-02-10 23:30:14,893 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8949433f3/a021bd121ce040ba8352c752d79aa070/FLAGe2de67cc1 [2022-02-10 23:30:15,135 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8949433f3/a021bd121ce040ba8352c752d79aa070 [2022-02-10 23:30:15,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 23:30:15,139 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 23:30:15,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 23:30:15,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 23:30:15,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 23:30:15,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 11:30:15" (1/1) ... [2022-02-10 23:30:15,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2270be3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:15, skipping insertion in model container [2022-02-10 23:30:15,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 11:30:15" (1/1) ... [2022-02-10 23:30:15,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 23:30:15,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 23:30:15,380 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-02-10 23:30:15,723 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_3-container_of.i[75002,75015] [2022-02-10 23:30:15,782 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 23:30:15,792 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 23:30:15,806 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-02-10 23:30:15,854 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_3-container_of.i[75002,75015] [2022-02-10 23:30:15,890 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 23:30:15,993 INFO L208 MainTranslator]: Completed translation [2022-02-10 23:30:15,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:15 WrapperNode [2022-02-10 23:30:15,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 23:30:15,994 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 23:30:15,995 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 23:30:15,995 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 23:30:16,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:15" (1/1) ... [2022-02-10 23:30:16,054 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:15" (1/1) ... [2022-02-10 23:30:16,089 INFO L137 Inliner]: procedures = 469, calls = 63, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 225 [2022-02-10 23:30:16,090 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 23:30:16,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 23:30:16,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 23:30:16,091 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 23:30:16,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:15" (1/1) ... [2022-02-10 23:30:16,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:15" (1/1) ... [2022-02-10 23:30:16,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:15" (1/1) ... [2022-02-10 23:30:16,110 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:15" (1/1) ... [2022-02-10 23:30:16,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:15" (1/1) ... [2022-02-10 23:30:16,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:15" (1/1) ... [2022-02-10 23:30:16,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:15" (1/1) ... [2022-02-10 23:30:16,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 23:30:16,152 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 23:30:16,153 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 23:30:16,153 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 23:30:16,153 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:15" (1/1) ... [2022-02-10 23:30:16,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 23:30:16,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 23:30:16,205 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-10 23:30:16,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-10 23:30:16,251 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-10 23:30:16,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 23:30:16,251 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-10 23:30:16,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-10 23:30:16,252 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-10 23:30:16,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 23:30:16,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-10 23:30:16,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 23:30:16,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 23:30:16,253 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-02-10 23:30:16,254 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-02-10 23:30:16,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 23:30:16,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 23:30:16,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 23:30:16,255 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 23:30:16,517 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 23:30:16,518 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 23:30:16,924 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 23:30:17,021 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 23:30:17,022 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-10 23:30:17,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:30:17 BoogieIcfgContainer [2022-02-10 23:30:17,024 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 23:30:17,026 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 23:30:17,026 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 23:30:17,031 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 23:30:17,031 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 11:30:15" (1/3) ... [2022-02-10 23:30:17,032 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23c65f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:30:17, skipping insertion in model container [2022-02-10 23:30:17,032 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:15" (2/3) ... [2022-02-10 23:30:17,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23c65f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:30:17, skipping insertion in model container [2022-02-10 23:30:17,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:30:17" (3/3) ... [2022-02-10 23:30:17,034 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_3-container_of.i [2022-02-10 23:30:17,039 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 23:30:17,040 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 23:30:17,040 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 17 error locations. [2022-02-10 23:30:17,041 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 23:30:17,091 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,091 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,092 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,092 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,092 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,092 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,092 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,092 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,092 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,093 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,093 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,093 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,093 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,093 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,093 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,094 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,094 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,094 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,094 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,094 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,095 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,095 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,095 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,095 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,096 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,096 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,096 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,097 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,097 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,097 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,097 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,097 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,097 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,097 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,097 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,098 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,098 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,098 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,098 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,098 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,098 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,098 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,098 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,099 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,099 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,099 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,099 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,100 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,100 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,100 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,100 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,100 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,100 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,101 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,101 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,101 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,101 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,101 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,101 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,102 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,102 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,102 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,102 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,102 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,102 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,102 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,103 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,103 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,103 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,103 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,103 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,103 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,104 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,104 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,104 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,104 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,104 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,104 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,105 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,105 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,105 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,105 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,106 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,106 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,107 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,107 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,109 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,109 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,110 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,114 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,115 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,115 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,115 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,115 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,116 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,117 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,117 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,117 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,117 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,117 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,118 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,118 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,118 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,118 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,118 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,118 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,118 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,118 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,118 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,118 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,118 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,119 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,119 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,119 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,119 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,119 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,119 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,119 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,119 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,119 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,119 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,119 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,120 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,120 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,120 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,120 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,120 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,120 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,120 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,120 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,120 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,120 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,121 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,121 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,121 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,121 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,121 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,121 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,121 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,121 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,121 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,122 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,122 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,122 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,122 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,122 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,123 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,124 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,124 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,124 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,125 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,126 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,126 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,128 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,128 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,128 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,128 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,128 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,128 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,128 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,129 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,129 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,129 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,129 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,130 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,130 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,130 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,130 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,131 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,131 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,131 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,131 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,131 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,132 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,132 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,132 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,132 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,132 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,132 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,132 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,133 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,133 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,133 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,133 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,133 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,133 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,133 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,133 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,140 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,140 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,140 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,140 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,141 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,141 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,141 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,141 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,141 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,141 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,141 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,141 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,142 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,142 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,142 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,143 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,143 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,143 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,143 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,143 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,143 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,143 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,143 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,143 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,144 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,148 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,148 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,148 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,150 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,150 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:17,154 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-02-10 23:30:17,207 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 23:30:17,214 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-10 23:30:17,214 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-02-10 23:30:17,232 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 247 places, 247 transitions, 510 flow [2022-02-10 23:30:18,121 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 26173 states, 25984 states have (on average 2.8923183497536944) internal successors, (75154), 26172 states have internal predecessors, (75154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:18,192 INFO L276 IsEmpty]: Start isEmpty. Operand has 26173 states, 25984 states have (on average 2.8923183497536944) internal successors, (75154), 26172 states have internal predecessors, (75154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:18,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-02-10 23:30:18,200 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:18,200 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:18,201 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:18,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:18,211 INFO L85 PathProgramCache]: Analyzing trace with hash -413904667, now seen corresponding path program 1 times [2022-02-10 23:30:18,220 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:18,220 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868200755] [2022-02-10 23:30:18,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:18,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:18,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:18,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:18,770 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:18,770 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868200755] [2022-02-10 23:30:18,771 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868200755] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:18,771 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:18,771 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:30:18,772 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211481518] [2022-02-10 23:30:18,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:18,776 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:30:18,777 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:18,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:30:18,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:18,843 INFO L87 Difference]: Start difference. First operand has 26173 states, 25984 states have (on average 2.8923183497536944) internal successors, (75154), 26172 states have internal predecessors, (75154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:19,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:19,434 INFO L93 Difference]: Finished difference Result 16665 states and 46903 transitions. [2022-02-10 23:30:19,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:30:19,437 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 43 [2022-02-10 23:30:19,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:19,587 INFO L225 Difference]: With dead ends: 16665 [2022-02-10 23:30:19,587 INFO L226 Difference]: Without dead ends: 13525 [2022-02-10 23:30:19,589 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:19,592 INFO L934 BasicCegarLoop]: 207 mSDtfsCounter, 1 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 495 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:19,592 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 495 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 23:30:19,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13525 states. [2022-02-10 23:30:20,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13525 to 13525. [2022-02-10 23:30:20,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13525 states, 13511 states have (on average 2.808008289541855) internal successors, (37939), 13524 states have internal predecessors, (37939), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:20,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13525 states to 13525 states and 37939 transitions. [2022-02-10 23:30:20,090 INFO L78 Accepts]: Start accepts. Automaton has 13525 states and 37939 transitions. Word has length 43 [2022-02-10 23:30:20,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:20,090 INFO L470 AbstractCegarLoop]: Abstraction has 13525 states and 37939 transitions. [2022-02-10 23:30:20,090 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:20,090 INFO L276 IsEmpty]: Start isEmpty. Operand 13525 states and 37939 transitions. [2022-02-10 23:30:20,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-02-10 23:30:20,091 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:20,092 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:20,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 23:30:20,092 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:20,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:20,093 INFO L85 PathProgramCache]: Analyzing trace with hash 1022033083, now seen corresponding path program 1 times [2022-02-10 23:30:20,093 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:20,093 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617176983] [2022-02-10 23:30:20,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:20,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:20,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:20,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:20,323 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:20,323 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617176983] [2022-02-10 23:30:20,324 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1617176983] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:20,324 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:20,324 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:30:20,324 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965565669] [2022-02-10 23:30:20,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:20,326 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:30:20,326 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:20,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:30:20,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:20,327 INFO L87 Difference]: Start difference. First operand 13525 states and 37939 transitions. Second operand has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:20,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:20,712 INFO L93 Difference]: Finished difference Result 13524 states and 37938 transitions. [2022-02-10 23:30:20,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:30:20,712 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2022-02-10 23:30:20,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:20,784 INFO L225 Difference]: With dead ends: 13524 [2022-02-10 23:30:20,785 INFO L226 Difference]: Without dead ends: 13524 [2022-02-10 23:30:20,788 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:20,790 INFO L934 BasicCegarLoop]: 188 mSDtfsCounter, 2 mSDsluCounter, 393 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 569 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:20,790 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 569 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 23:30:20,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13524 states. [2022-02-10 23:30:21,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13524 to 13524. [2022-02-10 23:30:21,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13524 states, 13511 states have (on average 2.807934275775294) internal successors, (37938), 13523 states have internal predecessors, (37938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:21,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13524 states to 13524 states and 37938 transitions. [2022-02-10 23:30:21,234 INFO L78 Accepts]: Start accepts. Automaton has 13524 states and 37938 transitions. Word has length 51 [2022-02-10 23:30:21,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:21,235 INFO L470 AbstractCegarLoop]: Abstraction has 13524 states and 37938 transitions. [2022-02-10 23:30:21,235 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:21,236 INFO L276 IsEmpty]: Start isEmpty. Operand 13524 states and 37938 transitions. [2022-02-10 23:30:21,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-02-10 23:30:21,243 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:21,243 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:21,244 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 23:30:21,244 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:21,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:21,245 INFO L85 PathProgramCache]: Analyzing trace with hash -1828756419, now seen corresponding path program 1 times [2022-02-10 23:30:21,245 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:21,245 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838001549] [2022-02-10 23:30:21,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:21,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:21,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:21,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:21,420 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:21,420 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838001549] [2022-02-10 23:30:21,421 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838001549] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:21,421 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:21,421 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:30:21,421 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072032449] [2022-02-10 23:30:21,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:21,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:30:21,422 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:21,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:30:21,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:21,422 INFO L87 Difference]: Start difference. First operand 13524 states and 37938 transitions. Second operand has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:22,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:22,068 INFO L93 Difference]: Finished difference Result 14119 states and 39585 transitions. [2022-02-10 23:30:22,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:30:22,068 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2022-02-10 23:30:22,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:22,116 INFO L225 Difference]: With dead ends: 14119 [2022-02-10 23:30:22,116 INFO L226 Difference]: Without dead ends: 14119 [2022-02-10 23:30:22,116 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:22,117 INFO L934 BasicCegarLoop]: 268 mSDtfsCounter, 82 mSDsluCounter, 461 mSDsCounter, 0 mSdLazyCounter, 360 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:22,117 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [82 Valid, 717 Invalid, 365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 360 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 23:30:22,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14119 states. [2022-02-10 23:30:22,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14119 to 13987. [2022-02-10 23:30:22,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13987 states, 13975 states have (on average 2.8062254025044724) internal successors, (39217), 13986 states have internal predecessors, (39217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:22,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13987 states to 13987 states and 39217 transitions. [2022-02-10 23:30:22,553 INFO L78 Accepts]: Start accepts. Automaton has 13987 states and 39217 transitions. Word has length 72 [2022-02-10 23:30:22,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:22,554 INFO L470 AbstractCegarLoop]: Abstraction has 13987 states and 39217 transitions. [2022-02-10 23:30:22,554 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:22,554 INFO L276 IsEmpty]: Start isEmpty. Operand 13987 states and 39217 transitions. [2022-02-10 23:30:22,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-02-10 23:30:22,557 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:22,557 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:22,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 23:30:22,558 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:22,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:22,559 INFO L85 PathProgramCache]: Analyzing trace with hash -1585514794, now seen corresponding path program 1 times [2022-02-10 23:30:22,559 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:22,559 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311119232] [2022-02-10 23:30:22,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:22,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:22,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:22,659 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:22,659 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311119232] [2022-02-10 23:30:22,659 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311119232] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:22,659 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:22,659 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:30:22,659 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891221720] [2022-02-10 23:30:22,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:22,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-10 23:30:22,660 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:22,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-10 23:30:22,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-10 23:30:22,660 INFO L87 Difference]: Start difference. First operand 13987 states and 39217 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:22,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:22,888 INFO L93 Difference]: Finished difference Result 14015 states and 39244 transitions. [2022-02-10 23:30:22,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:30:22,888 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2022-02-10 23:30:22,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:22,934 INFO L225 Difference]: With dead ends: 14015 [2022-02-10 23:30:22,935 INFO L226 Difference]: Without dead ends: 14015 [2022-02-10 23:30:22,936 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-02-10 23:30:22,944 INFO L934 BasicCegarLoop]: 188 mSDtfsCounter, 86 mSDsluCounter, 601 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 747 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:22,945 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 747 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:30:22,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14015 states. [2022-02-10 23:30:23,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14015 to 13975. [2022-02-10 23:30:23,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13975 states, 13964 states have (on average 2.807576625608708) internal successors, (39205), 13974 states have internal predecessors, (39205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:23,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13975 states to 13975 states and 39205 transitions. [2022-02-10 23:30:23,321 INFO L78 Accepts]: Start accepts. Automaton has 13975 states and 39205 transitions. Word has length 74 [2022-02-10 23:30:23,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:23,321 INFO L470 AbstractCegarLoop]: Abstraction has 13975 states and 39205 transitions. [2022-02-10 23:30:23,322 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:23,322 INFO L276 IsEmpty]: Start isEmpty. Operand 13975 states and 39205 transitions. [2022-02-10 23:30:23,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-02-10 23:30:23,326 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:23,326 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:23,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-10 23:30:23,326 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:23,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:23,329 INFO L85 PathProgramCache]: Analyzing trace with hash 523906389, now seen corresponding path program 1 times [2022-02-10 23:30:23,329 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:23,329 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572150868] [2022-02-10 23:30:23,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:23,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:23,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:23,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:23,501 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:23,501 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572150868] [2022-02-10 23:30:23,501 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572150868] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:23,501 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:23,501 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:30:23,501 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54666131] [2022-02-10 23:30:23,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:23,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:30:23,502 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:23,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:30:23,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:23,503 INFO L87 Difference]: Start difference. First operand 13975 states and 39205 transitions. Second operand has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:23,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:23,790 INFO L93 Difference]: Finished difference Result 14570 states and 40852 transitions. [2022-02-10 23:30:23,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:30:23,791 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2022-02-10 23:30:23,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:23,837 INFO L225 Difference]: With dead ends: 14570 [2022-02-10 23:30:23,837 INFO L226 Difference]: Without dead ends: 14570 [2022-02-10 23:30:23,838 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:23,838 INFO L934 BasicCegarLoop]: 268 mSDtfsCounter, 84 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:23,839 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [84 Valid, 451 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 23:30:23,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14570 states. [2022-02-10 23:30:24,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14570 to 14438. [2022-02-10 23:30:24,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14438 states, 14428 states have (on average 2.8059329082339897) internal successors, (40484), 14437 states have internal predecessors, (40484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:24,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14438 states to 14438 states and 40484 transitions. [2022-02-10 23:30:24,419 INFO L78 Accepts]: Start accepts. Automaton has 14438 states and 40484 transitions. Word has length 80 [2022-02-10 23:30:24,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:24,419 INFO L470 AbstractCegarLoop]: Abstraction has 14438 states and 40484 transitions. [2022-02-10 23:30:24,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:24,420 INFO L276 IsEmpty]: Start isEmpty. Operand 14438 states and 40484 transitions. [2022-02-10 23:30:24,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-02-10 23:30:24,425 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:24,425 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:24,425 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-10 23:30:24,426 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:24,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:24,426 INFO L85 PathProgramCache]: Analyzing trace with hash -1879858362, now seen corresponding path program 1 times [2022-02-10 23:30:24,426 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:24,427 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197089235] [2022-02-10 23:30:24,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:24,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:24,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:24,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:24,563 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:24,563 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197089235] [2022-02-10 23:30:24,563 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197089235] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:24,563 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:24,563 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:30:24,563 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961482007] [2022-02-10 23:30:24,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:24,564 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:30:24,564 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:24,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:30:24,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:24,565 INFO L87 Difference]: Start difference. First operand 14438 states and 40484 transitions. Second operand has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:25,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:25,029 INFO L93 Difference]: Finished difference Result 16753 states and 46787 transitions. [2022-02-10 23:30:25,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:30:25,029 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87 [2022-02-10 23:30:25,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:25,076 INFO L225 Difference]: With dead ends: 16753 [2022-02-10 23:30:25,076 INFO L226 Difference]: Without dead ends: 16753 [2022-02-10 23:30:25,076 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:25,077 INFO L934 BasicCegarLoop]: 253 mSDtfsCounter, 112 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:25,077 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [112 Valid, 575 Invalid, 276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-10 23:30:25,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16753 states. [2022-02-10 23:30:25,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16753 to 14900. [2022-02-10 23:30:25,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14900 states, 14892 states have (on average 2.804324469513833) internal successors, (41762), 14899 states have internal predecessors, (41762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:25,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14900 states to 14900 states and 41762 transitions. [2022-02-10 23:30:25,501 INFO L78 Accepts]: Start accepts. Automaton has 14900 states and 41762 transitions. Word has length 87 [2022-02-10 23:30:25,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:25,502 INFO L470 AbstractCegarLoop]: Abstraction has 14900 states and 41762 transitions. [2022-02-10 23:30:25,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:25,502 INFO L276 IsEmpty]: Start isEmpty. Operand 14900 states and 41762 transitions. [2022-02-10 23:30:25,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-02-10 23:30:25,510 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:25,511 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:25,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-10 23:30:25,511 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:25,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:25,512 INFO L85 PathProgramCache]: Analyzing trace with hash 148556689, now seen corresponding path program 1 times [2022-02-10 23:30:25,512 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:25,512 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183747454] [2022-02-10 23:30:25,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:25,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:25,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:25,642 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:25,643 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183747454] [2022-02-10 23:30:25,643 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183747454] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:25,643 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:25,643 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:30:25,643 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670260955] [2022-02-10 23:30:25,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:25,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:30:25,644 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:25,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:30:25,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:25,644 INFO L87 Difference]: Start difference. First operand 14900 states and 41762 transitions. Second operand has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:26,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:26,198 INFO L93 Difference]: Finished difference Result 15688 states and 43614 transitions. [2022-02-10 23:30:26,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:30:26,198 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2022-02-10 23:30:26,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:26,235 INFO L225 Difference]: With dead ends: 15688 [2022-02-10 23:30:26,235 INFO L226 Difference]: Without dead ends: 15688 [2022-02-10 23:30:26,236 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:26,236 INFO L934 BasicCegarLoop]: 297 mSDtfsCounter, 194 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 249 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:26,236 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [194 Valid, 619 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 249 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-10 23:30:26,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15688 states. [2022-02-10 23:30:26,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15688 to 15364. [2022-02-10 23:30:26,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15364 states, 15356 states have (on average 2.8029434748632456) internal successors, (43042), 15363 states have internal predecessors, (43042), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:26,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15364 states to 15364 states and 43042 transitions. [2022-02-10 23:30:26,714 INFO L78 Accepts]: Start accepts. Automaton has 15364 states and 43042 transitions. Word has length 90 [2022-02-10 23:30:26,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:26,716 INFO L470 AbstractCegarLoop]: Abstraction has 15364 states and 43042 transitions. [2022-02-10 23:30:26,716 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:26,716 INFO L276 IsEmpty]: Start isEmpty. Operand 15364 states and 43042 transitions. [2022-02-10 23:30:26,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-02-10 23:30:26,733 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:26,733 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:26,733 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-10 23:30:26,734 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:26,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:26,735 INFO L85 PathProgramCache]: Analyzing trace with hash 885995675, now seen corresponding path program 1 times [2022-02-10 23:30:26,735 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:26,735 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079993554] [2022-02-10 23:30:26,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:26,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:26,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:26,839 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:26,839 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079993554] [2022-02-10 23:30:26,839 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079993554] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:26,839 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:26,840 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:30:26,840 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395397758] [2022-02-10 23:30:26,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:26,840 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-10 23:30:26,840 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:26,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-10 23:30:26,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-10 23:30:26,841 INFO L87 Difference]: Start difference. First operand 15364 states and 43042 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:27,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:27,001 INFO L93 Difference]: Finished difference Result 5974 states and 16279 transitions. [2022-02-10 23:30:27,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:30:27,002 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2022-02-10 23:30:27,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:27,013 INFO L225 Difference]: With dead ends: 5974 [2022-02-10 23:30:27,013 INFO L226 Difference]: Without dead ends: 5974 [2022-02-10 23:30:27,013 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-02-10 23:30:27,014 INFO L934 BasicCegarLoop]: 286 mSDtfsCounter, 300 mSDsluCounter, 618 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 300 SdHoareTripleChecker+Valid, 842 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:27,014 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [300 Valid, 842 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:30:27,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5974 states. [2022-02-10 23:30:27,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5974 to 5936. [2022-02-10 23:30:27,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5936 states, 5932 states have (on average 2.7380310182063385) internal successors, (16242), 5935 states have internal predecessors, (16242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:27,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5936 states to 5936 states and 16242 transitions. [2022-02-10 23:30:27,131 INFO L78 Accepts]: Start accepts. Automaton has 5936 states and 16242 transitions. Word has length 96 [2022-02-10 23:30:27,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:27,132 INFO L470 AbstractCegarLoop]: Abstraction has 5936 states and 16242 transitions. [2022-02-10 23:30:27,132 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:27,132 INFO L276 IsEmpty]: Start isEmpty. Operand 5936 states and 16242 transitions. [2022-02-10 23:30:27,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:30:27,142 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:27,142 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:27,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-10 23:30:27,143 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:27,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:27,144 INFO L85 PathProgramCache]: Analyzing trace with hash -1448302514, now seen corresponding path program 1 times [2022-02-10 23:30:27,144 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:27,144 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563350825] [2022-02-10 23:30:27,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:27,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:28,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:28,490 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:28,491 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563350825] [2022-02-10 23:30:28,491 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563350825] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:28,491 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:28,491 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:30:28,491 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008380557] [2022-02-10 23:30:28,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:28,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:30:28,492 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:28,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:30:28,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:30:28,492 INFO L87 Difference]: Start difference. First operand 5936 states and 16242 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:30,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:30,259 INFO L93 Difference]: Finished difference Result 6595 states and 17671 transitions. [2022-02-10 23:30:30,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:30:30,260 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:30:30,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:30,273 INFO L225 Difference]: With dead ends: 6595 [2022-02-10 23:30:30,273 INFO L226 Difference]: Without dead ends: 6595 [2022-02-10 23:30:30,274 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=333, Invalid=789, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:30:30,274 INFO L934 BasicCegarLoop]: 369 mSDtfsCounter, 1607 mSDsluCounter, 1380 mSDsCounter, 0 mSdLazyCounter, 1108 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1607 SdHoareTripleChecker+Valid, 1715 SdHoareTripleChecker+Invalid, 1248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 1108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:30,275 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1607 Valid, 1715 Invalid, 1248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 1108 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:30:30,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6595 states. [2022-02-10 23:30:30,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6595 to 6104. [2022-02-10 23:30:30,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6104 states, 6100 states have (on average 2.7432786885245903) internal successors, (16734), 6103 states have internal predecessors, (16734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:30,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6104 states to 6104 states and 16734 transitions. [2022-02-10 23:30:30,400 INFO L78 Accepts]: Start accepts. Automaton has 6104 states and 16734 transitions. Word has length 98 [2022-02-10 23:30:30,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:30,400 INFO L470 AbstractCegarLoop]: Abstraction has 6104 states and 16734 transitions. [2022-02-10 23:30:30,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:30,401 INFO L276 IsEmpty]: Start isEmpty. Operand 6104 states and 16734 transitions. [2022-02-10 23:30:30,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:30:30,410 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:30,410 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:30,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-10 23:30:30,411 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:30,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:30,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1836012366, now seen corresponding path program 2 times [2022-02-10 23:30:30,411 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:30,411 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786842680] [2022-02-10 23:30:30,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:30,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:30,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:31,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:31,019 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:31,019 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786842680] [2022-02-10 23:30:31,019 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786842680] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:31,019 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:31,019 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:30:31,019 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530741137] [2022-02-10 23:30:31,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:31,020 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:30:31,020 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:31,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:30:31,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:30:31,021 INFO L87 Difference]: Start difference. First operand 6104 states and 16734 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:32,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:32,415 INFO L93 Difference]: Finished difference Result 6975 states and 18699 transitions. [2022-02-10 23:30:32,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:30:32,416 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:30:32,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:32,427 INFO L225 Difference]: With dead ends: 6975 [2022-02-10 23:30:32,427 INFO L226 Difference]: Without dead ends: 6975 [2022-02-10 23:30:32,428 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=318, Invalid=738, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:30:32,428 INFO L934 BasicCegarLoop]: 362 mSDtfsCounter, 1489 mSDsluCounter, 1158 mSDsCounter, 0 mSdLazyCounter, 988 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1489 SdHoareTripleChecker+Valid, 1496 SdHoareTripleChecker+Invalid, 1134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 988 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:32,429 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1489 Valid, 1496 Invalid, 1134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 988 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:30:32,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6975 states. [2022-02-10 23:30:32,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6975 to 6160. [2022-02-10 23:30:32,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6160 states, 6156 states have (on average 2.7449642625081223) internal successors, (16898), 6159 states have internal predecessors, (16898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:32,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 16898 transitions. [2022-02-10 23:30:32,574 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 16898 transitions. Word has length 98 [2022-02-10 23:30:32,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:32,574 INFO L470 AbstractCegarLoop]: Abstraction has 6160 states and 16898 transitions. [2022-02-10 23:30:32,574 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:32,574 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 16898 transitions. [2022-02-10 23:30:32,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:30:32,585 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:32,585 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:32,585 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-10 23:30:32,585 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:32,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:32,586 INFO L85 PathProgramCache]: Analyzing trace with hash -1849431070, now seen corresponding path program 3 times [2022-02-10 23:30:32,586 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:32,586 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041561446] [2022-02-10 23:30:32,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:32,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:32,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:33,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:33,338 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:33,338 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041561446] [2022-02-10 23:30:33,338 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041561446] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:33,338 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:33,338 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:30:33,338 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800515440] [2022-02-10 23:30:33,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:33,339 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:30:33,339 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:33,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:30:33,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:30:33,340 INFO L87 Difference]: Start difference. First operand 6160 states and 16898 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:35,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:35,051 INFO L93 Difference]: Finished difference Result 7115 states and 19109 transitions. [2022-02-10 23:30:35,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:30:35,052 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:30:35,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:35,063 INFO L225 Difference]: With dead ends: 7115 [2022-02-10 23:30:35,063 INFO L226 Difference]: Without dead ends: 7115 [2022-02-10 23:30:35,064 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:30:35,064 INFO L934 BasicCegarLoop]: 373 mSDtfsCounter, 1520 mSDsluCounter, 1638 mSDsCounter, 0 mSdLazyCounter, 1445 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1520 SdHoareTripleChecker+Valid, 1979 SdHoareTripleChecker+Invalid, 1533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 1445 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:35,064 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1520 Valid, 1979 Invalid, 1533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1445 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:30:35,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7115 states. [2022-02-10 23:30:35,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7115 to 6160. [2022-02-10 23:30:35,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6160 states, 6156 states have (on average 2.7449642625081223) internal successors, (16898), 6159 states have internal predecessors, (16898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:35,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 16898 transitions. [2022-02-10 23:30:35,165 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 16898 transitions. Word has length 98 [2022-02-10 23:30:35,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:35,166 INFO L470 AbstractCegarLoop]: Abstraction has 6160 states and 16898 transitions. [2022-02-10 23:30:35,166 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) [2022-02-10 23:30:35,166 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 16898 transitions. [2022-02-10 23:30:35,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:30:35,177 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:35,177 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:35,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-10 23:30:35,178 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:35,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:35,178 INFO L85 PathProgramCache]: Analyzing trace with hash 1572984838, now seen corresponding path program 4 times [2022-02-10 23:30:35,178 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:35,178 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829989931] [2022-02-10 23:30:35,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:35,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:35,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:36,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:36,008 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:36,008 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829989931] [2022-02-10 23:30:36,008 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829989931] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:36,008 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:36,008 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:30:36,008 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489880466] [2022-02-10 23:30:36,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:36,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:30:36,009 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:36,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:30:36,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:30:36,010 INFO L87 Difference]: Start difference. First operand 6160 states and 16898 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:37,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:37,596 INFO L93 Difference]: Finished difference Result 7255 states and 19519 transitions. [2022-02-10 23:30:37,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:30:37,596 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:30:37,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:37,614 INFO L225 Difference]: With dead ends: 7255 [2022-02-10 23:30:37,614 INFO L226 Difference]: Without dead ends: 7255 [2022-02-10 23:30:37,615 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:30:37,615 INFO L934 BasicCegarLoop]: 367 mSDtfsCounter, 1491 mSDsluCounter, 1565 mSDsCounter, 0 mSdLazyCounter, 1311 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1491 SdHoareTripleChecker+Valid, 1897 SdHoareTripleChecker+Invalid, 1435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1311 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:37,615 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1491 Valid, 1897 Invalid, 1435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1311 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:30:37,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7255 states. [2022-02-10 23:30:37,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7255 to 6160. [2022-02-10 23:30:37,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6160 states, 6156 states have (on average 2.7449642625081223) internal successors, (16898), 6159 states have internal predecessors, (16898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:37,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 16898 transitions. [2022-02-10 23:30:37,774 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 16898 transitions. Word has length 98 [2022-02-10 23:30:37,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:37,774 INFO L470 AbstractCegarLoop]: Abstraction has 6160 states and 16898 transitions. [2022-02-10 23:30:37,775 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:37,775 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 16898 transitions. [2022-02-10 23:30:37,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:30:37,784 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:37,784 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:37,784 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-10 23:30:37,784 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:37,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:37,785 INFO L85 PathProgramCache]: Analyzing trace with hash 1875270712, now seen corresponding path program 5 times [2022-02-10 23:30:37,785 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:37,785 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369821955] [2022-02-10 23:30:37,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:37,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:37,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:38,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:38,860 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:38,860 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369821955] [2022-02-10 23:30:38,860 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369821955] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:38,860 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:38,860 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:30:38,860 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33764956] [2022-02-10 23:30:38,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:38,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:30:38,861 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:38,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:30:38,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:30:38,862 INFO L87 Difference]: Start difference. First operand 6160 states and 16898 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:40,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:40,901 INFO L93 Difference]: Finished difference Result 7227 states and 19437 transitions. [2022-02-10 23:30:40,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:30:40,901 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:30:40,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:40,912 INFO L225 Difference]: With dead ends: 7227 [2022-02-10 23:30:40,913 INFO L226 Difference]: Without dead ends: 7227 [2022-02-10 23:30:40,913 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:30:40,913 INFO L934 BasicCegarLoop]: 363 mSDtfsCounter, 1445 mSDsluCounter, 1861 mSDsCounter, 0 mSdLazyCounter, 1599 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1445 SdHoareTripleChecker+Valid, 2190 SdHoareTripleChecker+Invalid, 1696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 1599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:40,914 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1445 Valid, 2190 Invalid, 1696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1599 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:30:40,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7227 states. [2022-02-10 23:30:40,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7227 to 6160. [2022-02-10 23:30:40,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6160 states, 6156 states have (on average 2.7449642625081223) internal successors, (16898), 6159 states have internal predecessors, (16898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:41,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 16898 transitions. [2022-02-10 23:30:41,007 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 16898 transitions. Word has length 98 [2022-02-10 23:30:41,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:41,007 INFO L470 AbstractCegarLoop]: Abstraction has 6160 states and 16898 transitions. [2022-02-10 23:30:41,007 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:41,007 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 16898 transitions. [2022-02-10 23:30:41,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:30:41,014 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:41,014 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:41,014 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-10 23:30:41,014 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:41,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:41,014 INFO L85 PathProgramCache]: Analyzing trace with hash -799667770, now seen corresponding path program 6 times [2022-02-10 23:30:41,014 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:41,014 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528516465] [2022-02-10 23:30:41,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:41,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:41,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:41,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:41,611 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:41,611 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528516465] [2022-02-10 23:30:41,611 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528516465] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:41,611 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:41,611 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:30:41,611 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358554678] [2022-02-10 23:30:41,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:41,611 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:30:41,612 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:41,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:30:41,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:30:41,616 INFO L87 Difference]: Start difference. First operand 6160 states and 16898 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:43,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:43,120 INFO L93 Difference]: Finished difference Result 7171 states and 19259 transitions. [2022-02-10 23:30:43,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:30:43,121 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:30:43,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:43,132 INFO L225 Difference]: With dead ends: 7171 [2022-02-10 23:30:43,132 INFO L226 Difference]: Without dead ends: 7171 [2022-02-10 23:30:43,132 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=301, Invalid=691, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:30:43,133 INFO L934 BasicCegarLoop]: 332 mSDtfsCounter, 1498 mSDsluCounter, 1294 mSDsCounter, 0 mSdLazyCounter, 1156 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1498 SdHoareTripleChecker+Valid, 1605 SdHoareTripleChecker+Invalid, 1304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:43,133 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1498 Valid, 1605 Invalid, 1304 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1156 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:30:43,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7171 states. [2022-02-10 23:30:43,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7171 to 6272. [2022-02-10 23:30:43,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6272 states, 6268 states have (on average 2.7482450542437777) internal successors, (17226), 6271 states have internal predecessors, (17226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:43,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-02-10 23:30:43,249 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-02-10 23:30:43,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:43,249 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-02-10 23:30:43,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:43,250 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-02-10 23:30:43,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:30:43,256 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:43,256 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:43,256 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-10 23:30:43,256 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:43,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:43,257 INFO L85 PathProgramCache]: Analyzing trace with hash 56828176, now seen corresponding path program 7 times [2022-02-10 23:30:43,257 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:43,257 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608655667] [2022-02-10 23:30:43,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:43,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:43,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:43,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:43,960 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:43,960 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608655667] [2022-02-10 23:30:43,960 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608655667] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:43,960 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:43,960 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:30:43,960 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796825219] [2022-02-10 23:30:43,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:43,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:30:43,961 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:43,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:30:43,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:30:43,961 INFO L87 Difference]: Start difference. First operand 6272 states and 17226 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:45,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:45,473 INFO L93 Difference]: Finished difference Result 7395 states and 19873 transitions. [2022-02-10 23:30:45,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:30:45,473 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:30:45,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:45,485 INFO L225 Difference]: With dead ends: 7395 [2022-02-10 23:30:45,485 INFO L226 Difference]: Without dead ends: 7395 [2022-02-10 23:30:45,485 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:30:45,486 INFO L934 BasicCegarLoop]: 344 mSDtfsCounter, 1411 mSDsluCounter, 1456 mSDsCounter, 0 mSdLazyCounter, 1299 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1411 SdHoareTripleChecker+Valid, 1777 SdHoareTripleChecker+Invalid, 1385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 1299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:45,486 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1411 Valid, 1777 Invalid, 1385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 1299 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:30:45,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7395 states. [2022-02-10 23:30:45,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7395 to 6286. [2022-02-10 23:30:45,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6286 states, 6282 states have (on average 2.7486469277300225) internal successors, (17267), 6285 states have internal predecessors, (17267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:45,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-02-10 23:30:45,600 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-02-10 23:30:45,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:45,600 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-02-10 23:30:45,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:45,601 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-02-10 23:30:45,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:30:45,607 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:45,607 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:45,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-10 23:30:45,607 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:45,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:45,608 INFO L85 PathProgramCache]: Analyzing trace with hash 666352036, now seen corresponding path program 8 times [2022-02-10 23:30:45,608 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:45,608 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072300919] [2022-02-10 23:30:45,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:45,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:45,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:46,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:46,376 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:46,376 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072300919] [2022-02-10 23:30:46,376 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072300919] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:46,376 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:46,376 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:30:46,376 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454389252] [2022-02-10 23:30:46,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:46,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:30:46,377 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:46,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:30:46,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:30:46,378 INFO L87 Difference]: Start difference. First operand 6286 states and 17267 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:48,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:48,293 INFO L93 Difference]: Finished difference Result 7325 states and 19710 transitions. [2022-02-10 23:30:48,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:30:48,294 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:30:48,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:48,306 INFO L225 Difference]: With dead ends: 7325 [2022-02-10 23:30:48,307 INFO L226 Difference]: Without dead ends: 7325 [2022-02-10 23:30:48,307 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:30:48,308 INFO L934 BasicCegarLoop]: 353 mSDtfsCounter, 1417 mSDsluCounter, 1803 mSDsCounter, 0 mSdLazyCounter, 1538 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1417 SdHoareTripleChecker+Valid, 2131 SdHoareTripleChecker+Invalid, 1691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 1538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:48,308 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1417 Valid, 2131 Invalid, 1691 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 1538 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:30:48,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7325 states. [2022-02-10 23:30:48,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7325 to 6272. [2022-02-10 23:30:48,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6272 states, 6268 states have (on average 2.7482450542437777) internal successors, (17226), 6271 states have internal predecessors, (17226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:48,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-02-10 23:30:48,430 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-02-10 23:30:48,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:48,430 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-02-10 23:30:48,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:48,430 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-02-10 23:30:48,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:30:48,438 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:48,438 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:48,438 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-10 23:30:48,438 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:48,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:48,439 INFO L85 PathProgramCache]: Analyzing trace with hash -2077767730, now seen corresponding path program 9 times [2022-02-10 23:30:48,439 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:48,439 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512237115] [2022-02-10 23:30:48,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:48,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:48,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:48,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:48,941 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:48,941 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512237115] [2022-02-10 23:30:48,941 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512237115] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:48,941 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:48,941 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:30:48,941 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087430961] [2022-02-10 23:30:48,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:48,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:30:48,942 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:48,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:30:48,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:30:48,943 INFO L87 Difference]: Start difference. First operand 6272 states and 17226 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:50,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:50,129 INFO L93 Difference]: Finished difference Result 7479 states and 20119 transitions. [2022-02-10 23:30:50,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:30:50,130 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:30:50,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:50,144 INFO L225 Difference]: With dead ends: 7479 [2022-02-10 23:30:50,144 INFO L226 Difference]: Without dead ends: 7479 [2022-02-10 23:30:50,144 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=319, Invalid=737, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:30:50,145 INFO L934 BasicCegarLoop]: 346 mSDtfsCounter, 1370 mSDsluCounter, 1064 mSDsCounter, 0 mSdLazyCounter, 990 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1370 SdHoareTripleChecker+Valid, 1391 SdHoareTripleChecker+Invalid, 1116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 990 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:50,145 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1370 Valid, 1391 Invalid, 1116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 990 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:30:50,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7479 states. [2022-02-10 23:30:50,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7479 to 6300. [2022-02-10 23:30:50,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6300 states, 6296 states have (on average 2.7490470139771284) internal successors, (17308), 6299 states have internal predecessors, (17308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:50,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6300 states to 6300 states and 17308 transitions. [2022-02-10 23:30:50,251 INFO L78 Accepts]: Start accepts. Automaton has 6300 states and 17308 transitions. Word has length 98 [2022-02-10 23:30:50,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:50,252 INFO L470 AbstractCegarLoop]: Abstraction has 6300 states and 17308 transitions. [2022-02-10 23:30:50,252 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:50,252 INFO L276 IsEmpty]: Start isEmpty. Operand 6300 states and 17308 transitions. [2022-02-10 23:30:50,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:30:50,258 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:50,258 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:50,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-02-10 23:30:50,259 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:50,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:50,259 INFO L85 PathProgramCache]: Analyzing trace with hash -1468243870, now seen corresponding path program 10 times [2022-02-10 23:30:50,259 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:50,259 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859344987] [2022-02-10 23:30:50,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:50,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:50,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:50,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:50,902 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:50,902 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859344987] [2022-02-10 23:30:50,902 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859344987] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:50,902 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:50,902 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:30:50,902 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228413239] [2022-02-10 23:30:50,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:50,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:30:50,902 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:50,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:30:50,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:30:50,903 INFO L87 Difference]: Start difference. First operand 6300 states and 17308 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:52,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:52,580 INFO L93 Difference]: Finished difference Result 7619 states and 20529 transitions. [2022-02-10 23:30:52,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:30:52,580 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:30:52,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:52,591 INFO L225 Difference]: With dead ends: 7619 [2022-02-10 23:30:52,591 INFO L226 Difference]: Without dead ends: 7619 [2022-02-10 23:30:52,592 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:30:52,592 INFO L934 BasicCegarLoop]: 355 mSDtfsCounter, 1325 mSDsluCounter, 1865 mSDsCounter, 0 mSdLazyCounter, 1602 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1325 SdHoareTripleChecker+Valid, 2189 SdHoareTripleChecker+Invalid, 1727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1602 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:52,592 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1325 Valid, 2189 Invalid, 1727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1602 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:30:52,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7619 states. [2022-02-10 23:30:52,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7619 to 6286. [2022-02-10 23:30:52,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6286 states, 6282 states have (on average 2.7486469277300225) internal successors, (17267), 6285 states have internal predecessors, (17267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:52,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-02-10 23:30:52,682 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-02-10 23:30:52,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:52,682 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-02-10 23:30:52,682 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:52,682 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-02-10 23:30:52,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:30:52,688 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:52,688 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:52,688 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-02-10 23:30:52,688 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:52,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:52,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1954172038, now seen corresponding path program 11 times [2022-02-10 23:30:52,688 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:52,689 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865203853] [2022-02-10 23:30:52,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:52,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:52,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:53,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:53,333 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:53,333 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865203853] [2022-02-10 23:30:53,333 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865203853] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:53,333 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:53,333 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:30:53,333 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474551127] [2022-02-10 23:30:53,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:53,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:30:53,333 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:53,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:30:53,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:30:53,334 INFO L87 Difference]: Start difference. First operand 6286 states and 17267 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:55,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:55,034 INFO L93 Difference]: Finished difference Result 7479 states and 20161 transitions. [2022-02-10 23:30:55,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:30:55,035 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:30:55,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:55,048 INFO L225 Difference]: With dead ends: 7479 [2022-02-10 23:30:55,049 INFO L226 Difference]: Without dead ends: 7479 [2022-02-10 23:30:55,049 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:30:55,049 INFO L934 BasicCegarLoop]: 355 mSDtfsCounter, 1146 mSDsluCounter, 1819 mSDsCounter, 0 mSdLazyCounter, 1525 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1146 SdHoareTripleChecker+Valid, 2143 SdHoareTripleChecker+Invalid, 1619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1525 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:55,050 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1146 Valid, 2143 Invalid, 1619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1525 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:30:55,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7479 states. [2022-02-10 23:30:55,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7479 to 6272. [2022-02-10 23:30:55,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6272 states, 6268 states have (on average 2.7482450542437777) internal successors, (17226), 6271 states have internal predecessors, (17226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:55,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-02-10 23:30:55,158 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-02-10 23:30:55,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:55,159 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-02-10 23:30:55,159 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:55,159 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-02-10 23:30:55,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:30:55,165 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:55,165 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:55,165 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-02-10 23:30:55,166 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:55,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:55,166 INFO L85 PathProgramCache]: Analyzing trace with hash -2041542726, now seen corresponding path program 12 times [2022-02-10 23:30:55,167 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:55,167 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883136262] [2022-02-10 23:30:55,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:55,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:55,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:55,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:55,683 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:55,683 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883136262] [2022-02-10 23:30:55,683 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883136262] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:55,683 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:55,683 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:30:55,683 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065930128] [2022-02-10 23:30:55,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:55,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:30:55,684 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:55,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:30:55,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:30:55,684 INFO L87 Difference]: Start difference. First operand 6272 states and 17226 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:57,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:57,232 INFO L93 Difference]: Finished difference Result 7367 states and 19791 transitions. [2022-02-10 23:30:57,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:30:57,232 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:30:57,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:57,244 INFO L225 Difference]: With dead ends: 7367 [2022-02-10 23:30:57,244 INFO L226 Difference]: Without dead ends: 7367 [2022-02-10 23:30:57,244 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:30:57,245 INFO L934 BasicCegarLoop]: 341 mSDtfsCounter, 1171 mSDsluCounter, 1901 mSDsCounter, 0 mSdLazyCounter, 1579 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1171 SdHoareTripleChecker+Valid, 2211 SdHoareTripleChecker+Invalid, 1668 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 1579 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:57,245 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1171 Valid, 2211 Invalid, 1668 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 1579 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:30:57,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7367 states. [2022-02-10 23:30:57,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7367 to 6314. [2022-02-10 23:30:57,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6314 states, 6310 states have (on average 2.7494453248811412) internal successors, (17349), 6313 states have internal predecessors, (17349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:57,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6314 states to 6314 states and 17349 transitions. [2022-02-10 23:30:57,348 INFO L78 Accepts]: Start accepts. Automaton has 6314 states and 17349 transitions. Word has length 98 [2022-02-10 23:30:57,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:57,348 INFO L470 AbstractCegarLoop]: Abstraction has 6314 states and 17349 transitions. [2022-02-10 23:30:57,348 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:57,348 INFO L276 IsEmpty]: Start isEmpty. Operand 6314 states and 17349 transitions. [2022-02-10 23:30:57,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:30:57,354 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:57,355 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:57,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-02-10 23:30:57,355 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:57,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:57,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1432018866, now seen corresponding path program 13 times [2022-02-10 23:30:57,355 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:57,355 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359638160] [2022-02-10 23:30:57,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:57,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:57,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:58,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:58,036 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:58,036 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359638160] [2022-02-10 23:30:58,036 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359638160] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:58,037 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:58,037 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:30:58,037 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746682689] [2022-02-10 23:30:58,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:58,037 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:30:58,037 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:58,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:30:58,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:30:58,038 INFO L87 Difference]: Start difference. First operand 6314 states and 17349 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:59,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:59,739 INFO L93 Difference]: Finished difference Result 7507 states and 20201 transitions. [2022-02-10 23:30:59,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:30:59,740 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:30:59,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:59,752 INFO L225 Difference]: With dead ends: 7507 [2022-02-10 23:30:59,752 INFO L226 Difference]: Without dead ends: 7507 [2022-02-10 23:30:59,753 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:30:59,753 INFO L934 BasicCegarLoop]: 350 mSDtfsCounter, 1576 mSDsluCounter, 1564 mSDsCounter, 0 mSdLazyCounter, 1448 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1576 SdHoareTripleChecker+Valid, 1889 SdHoareTripleChecker+Invalid, 1545 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 1448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:59,754 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1576 Valid, 1889 Invalid, 1545 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1448 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:30:59,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7507 states. [2022-02-10 23:30:59,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7507 to 6300. [2022-02-10 23:30:59,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6300 states, 6296 states have (on average 2.7490470139771284) internal successors, (17308), 6299 states have internal predecessors, (17308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:59,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6300 states to 6300 states and 17308 transitions. [2022-02-10 23:30:59,861 INFO L78 Accepts]: Start accepts. Automaton has 6300 states and 17308 transitions. Word has length 98 [2022-02-10 23:30:59,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:59,861 INFO L470 AbstractCegarLoop]: Abstraction has 6300 states and 17308 transitions. [2022-02-10 23:30:59,861 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:59,861 INFO L276 IsEmpty]: Start isEmpty. Operand 6300 states and 17308 transitions. [2022-02-10 23:30:59,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:30:59,866 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:59,866 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:59,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-02-10 23:30:59,867 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:59,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:59,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1990397042, now seen corresponding path program 14 times [2022-02-10 23:30:59,867 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:59,867 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608685395] [2022-02-10 23:30:59,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:59,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:59,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:00,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:00,572 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:00,573 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608685395] [2022-02-10 23:31:00,573 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608685395] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:00,573 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:00,573 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:00,573 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324217224] [2022-02-10 23:31:00,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:00,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:00,573 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:00,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:00,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:00,574 INFO L87 Difference]: Start difference. First operand 6300 states and 17308 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:02,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:02,321 INFO L93 Difference]: Finished difference Result 7647 states and 20611 transitions. [2022-02-10 23:31:02,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:02,322 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:02,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:02,336 INFO L225 Difference]: With dead ends: 7647 [2022-02-10 23:31:02,336 INFO L226 Difference]: Without dead ends: 7647 [2022-02-10 23:31:02,337 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:02,337 INFO L934 BasicCegarLoop]: 350 mSDtfsCounter, 1143 mSDsluCounter, 1925 mSDsCounter, 0 mSdLazyCounter, 1631 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1143 SdHoareTripleChecker+Valid, 2244 SdHoareTripleChecker+Invalid, 1733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 1631 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:02,338 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1143 Valid, 2244 Invalid, 1733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 1631 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:31:02,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7647 states. [2022-02-10 23:31:02,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7647 to 6286. [2022-02-10 23:31:02,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6286 states, 6282 states have (on average 2.7486469277300225) internal successors, (17267), 6285 states have internal predecessors, (17267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:02,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-02-10 23:31:02,442 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-02-10 23:31:02,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:02,442 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-02-10 23:31:02,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:02,443 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-02-10 23:31:02,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:02,448 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:02,448 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:02,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-02-10 23:31:02,448 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:02,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:02,448 INFO L85 PathProgramCache]: Analyzing trace with hash -2002284380, now seen corresponding path program 15 times [2022-02-10 23:31:02,449 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:02,449 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329369045] [2022-02-10 23:31:02,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:02,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:02,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:03,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:03,276 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:03,276 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329369045] [2022-02-10 23:31:03,276 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329369045] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:03,276 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:03,276 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:03,276 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498250228] [2022-02-10 23:31:03,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:03,276 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:03,277 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:03,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:03,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:03,277 INFO L87 Difference]: Start difference. First operand 6286 states and 17267 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:04,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:04,764 INFO L93 Difference]: Finished difference Result 7409 states and 19956 transitions. [2022-02-10 23:31:04,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:04,764 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 [2022-02-10 23:31:04,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:04,776 INFO L225 Difference]: With dead ends: 7409 [2022-02-10 23:31:04,776 INFO L226 Difference]: Without dead ends: 7409 [2022-02-10 23:31:04,777 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:04,777 INFO L934 BasicCegarLoop]: 349 mSDtfsCounter, 1339 mSDsluCounter, 1285 mSDsCounter, 0 mSdLazyCounter, 1196 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1339 SdHoareTripleChecker+Valid, 1613 SdHoareTripleChecker+Invalid, 1302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 1196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:04,777 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1339 Valid, 1613 Invalid, 1302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 1196 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:31:04,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7409 states. [2022-02-10 23:31:04,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7409 to 6272. [2022-02-10 23:31:04,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6272 states, 6268 states have (on average 2.7482450542437777) internal successors, (17226), 6271 states have internal predecessors, (17226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:04,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-02-10 23:31:04,869 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-02-10 23:31:04,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:04,870 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-02-10 23:31:04,870 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) [2022-02-10 23:31:04,870 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-02-10 23:31:04,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:04,875 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:04,875 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:04,875 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-02-10 23:31:04,875 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:04,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:04,875 INFO L85 PathProgramCache]: Analyzing trace with hash -939267960, now seen corresponding path program 16 times [2022-02-10 23:31:04,875 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:04,875 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859332289] [2022-02-10 23:31:04,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:04,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:04,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:05,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:05,418 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:05,418 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859332289] [2022-02-10 23:31:05,418 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859332289] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:05,418 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:05,418 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:05,418 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560276572] [2022-02-10 23:31:05,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:05,420 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:05,420 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:05,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:05,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:05,421 INFO L87 Difference]: Start difference. First operand 6272 states and 17226 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:06,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:06,760 INFO L93 Difference]: Finished difference Result 7843 states and 21143 transitions. [2022-02-10 23:31:06,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:31:06,760 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 [2022-02-10 23:31:06,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:06,773 INFO L225 Difference]: With dead ends: 7843 [2022-02-10 23:31:06,773 INFO L226 Difference]: Without dead ends: 7843 [2022-02-10 23:31:06,774 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=302, Invalid=690, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:31:06,774 INFO L934 BasicCegarLoop]: 318 mSDtfsCounter, 1358 mSDsluCounter, 1265 mSDsCounter, 0 mSdLazyCounter, 1148 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1358 SdHoareTripleChecker+Valid, 1566 SdHoareTripleChecker+Invalid, 1278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 1148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:06,774 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1358 Valid, 1566 Invalid, 1278 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 1148 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:31:06,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7843 states. [2022-02-10 23:31:06,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7843 to 6356. [2022-02-10 23:31:06,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:06,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-02-10 23:31:06,880 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-02-10 23:31:06,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:06,880 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-02-10 23:31:06,881 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:06,881 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-02-10 23:31:06,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:06,886 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:06,886 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:06,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-02-10 23:31:06,886 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:06,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:06,886 INFO L85 PathProgramCache]: Analyzing trace with hash -82772014, now seen corresponding path program 17 times [2022-02-10 23:31:06,886 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:06,887 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264916153] [2022-02-10 23:31:06,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:06,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:06,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:07,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:07,455 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:07,455 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264916153] [2022-02-10 23:31:07,455 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264916153] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:07,455 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:07,455 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:07,456 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081215502] [2022-02-10 23:31:07,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:07,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:07,456 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:07,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:07,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:07,457 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:08,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:08,979 INFO L93 Difference]: Finished difference Result 8067 states and 21757 transitions. [2022-02-10 23:31:08,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:31:08,979 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:08,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:08,991 INFO L225 Difference]: With dead ends: 8067 [2022-02-10 23:31:08,991 INFO L226 Difference]: Without dead ends: 8067 [2022-02-10 23:31:08,992 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:31:08,992 INFO L934 BasicCegarLoop]: 327 mSDtfsCounter, 1249 mSDsluCounter, 1536 mSDsCounter, 0 mSdLazyCounter, 1393 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1249 SdHoareTripleChecker+Valid, 1841 SdHoareTripleChecker+Invalid, 1523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 1393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:08,992 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1249 Valid, 1841 Invalid, 1523 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 1393 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:31:09,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-02-10 23:31:09,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6370. [2022-02-10 23:31:09,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6370 states, 6366 states have (on average 2.7510210493245366) internal successors, (17513), 6369 states have internal predecessors, (17513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:09,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6370 states to 6370 states and 17513 transitions. [2022-02-10 23:31:09,082 INFO L78 Accepts]: Start accepts. Automaton has 6370 states and 17513 transitions. Word has length 98 [2022-02-10 23:31:09,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:09,082 INFO L470 AbstractCegarLoop]: Abstraction has 6370 states and 17513 transitions. [2022-02-10 23:31:09,082 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) [2022-02-10 23:31:09,082 INFO L276 IsEmpty]: Start isEmpty. Operand 6370 states and 17513 transitions. [2022-02-10 23:31:09,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:09,089 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:09,089 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:09,089 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-02-10 23:31:09,089 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:09,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:09,089 INFO L85 PathProgramCache]: Analyzing trace with hash 526751846, now seen corresponding path program 18 times [2022-02-10 23:31:09,089 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:09,089 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841324490] [2022-02-10 23:31:09,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:09,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:09,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:09,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:09,739 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:09,739 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841324490] [2022-02-10 23:31:09,739 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841324490] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:09,739 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:09,739 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:09,739 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237320331] [2022-02-10 23:31:09,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:09,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:09,739 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:09,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:09,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:09,740 INFO L87 Difference]: Start difference. First operand 6370 states and 17513 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:11,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:11,611 INFO L93 Difference]: Finished difference Result 7997 states and 21594 transitions. [2022-02-10 23:31:11,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:11,611 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:11,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:11,624 INFO L225 Difference]: With dead ends: 7997 [2022-02-10 23:31:11,625 INFO L226 Difference]: Without dead ends: 7997 [2022-02-10 23:31:11,625 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:11,626 INFO L934 BasicCegarLoop]: 336 mSDtfsCounter, 1272 mSDsluCounter, 1824 mSDsCounter, 0 mSdLazyCounter, 1667 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1272 SdHoareTripleChecker+Valid, 2135 SdHoareTripleChecker+Invalid, 1764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 1667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:11,626 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1272 Valid, 2135 Invalid, 1764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1667 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:31:11,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7997 states. [2022-02-10 23:31:11,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7997 to 6328. [2022-02-10 23:31:11,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:11,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-02-10 23:31:11,726 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-02-10 23:31:11,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:11,726 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-02-10 23:31:11,726 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:11,726 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-02-10 23:31:11,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:11,731 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:11,732 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:11,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-02-10 23:31:11,732 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:11,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:11,732 INFO L85 PathProgramCache]: Analyzing trace with hash 2077599376, now seen corresponding path program 19 times [2022-02-10 23:31:11,732 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:11,732 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110295993] [2022-02-10 23:31:11,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:11,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:12,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:12,299 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:12,299 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110295993] [2022-02-10 23:31:12,299 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110295993] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:12,299 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:12,300 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:12,300 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883687867] [2022-02-10 23:31:12,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:12,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:12,300 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:12,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:12,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:12,300 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:13,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:13,623 INFO L93 Difference]: Finished difference Result 7927 states and 21403 transitions. [2022-02-10 23:31:13,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:31:13,623 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:13,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:13,635 INFO L225 Difference]: With dead ends: 7927 [2022-02-10 23:31:13,635 INFO L226 Difference]: Without dead ends: 7927 [2022-02-10 23:31:13,636 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:31:13,636 INFO L934 BasicCegarLoop]: 334 mSDtfsCounter, 1344 mSDsluCounter, 1281 mSDsCounter, 0 mSdLazyCounter, 1160 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1344 SdHoareTripleChecker+Valid, 1598 SdHoareTripleChecker+Invalid, 1288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:13,636 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1344 Valid, 1598 Invalid, 1288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1160 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:31:13,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7927 states. [2022-02-10 23:31:13,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7927 to 6356. [2022-02-10 23:31:13,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:13,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-02-10 23:31:13,769 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-02-10 23:31:13,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:13,769 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-02-10 23:31:13,769 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:13,769 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-02-10 23:31:13,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:13,774 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:13,774 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:13,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-02-10 23:31:13,774 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:13,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:13,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1607844060, now seen corresponding path program 20 times [2022-02-10 23:31:13,776 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:13,776 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418425738] [2022-02-10 23:31:13,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:13,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:13,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:14,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:14,350 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:14,350 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418425738] [2022-02-10 23:31:14,350 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418425738] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:14,350 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:14,350 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:14,350 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045564395] [2022-02-10 23:31:14,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:14,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:14,350 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:14,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:14,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:14,351 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:16,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:16,255 INFO L93 Difference]: Finished difference Result 8067 states and 21813 transitions. [2022-02-10 23:31:16,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:16,256 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:16,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:16,267 INFO L225 Difference]: With dead ends: 8067 [2022-02-10 23:31:16,268 INFO L226 Difference]: Without dead ends: 8067 [2022-02-10 23:31:16,268 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:16,268 INFO L934 BasicCegarLoop]: 343 mSDtfsCounter, 1345 mSDsluCounter, 2064 mSDsCounter, 0 mSdLazyCounter, 1842 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1345 SdHoareTripleChecker+Valid, 2380 SdHoareTripleChecker+Invalid, 1971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:16,269 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1345 Valid, 2380 Invalid, 1971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1842 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:31:16,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-02-10 23:31:16,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6342. [2022-02-10 23:31:16,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6342 states, 6338 states have (on average 2.7502366677185233) internal successors, (17431), 6341 states have internal predecessors, (17431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:16,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6342 states to 6342 states and 17431 transitions. [2022-02-10 23:31:16,371 INFO L78 Accepts]: Start accepts. Automaton has 6342 states and 17431 transitions. Word has length 98 [2022-02-10 23:31:16,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:16,371 INFO L470 AbstractCegarLoop]: Abstraction has 6342 states and 17431 transitions. [2022-02-10 23:31:16,371 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:16,371 INFO L276 IsEmpty]: Start isEmpty. Operand 6342 states and 17431 transitions. [2022-02-10 23:31:16,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:16,376 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:16,376 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:16,376 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-02-10 23:31:16,376 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:16,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:16,377 INFO L85 PathProgramCache]: Analyzing trace with hash 1814571848, now seen corresponding path program 21 times [2022-02-10 23:31:16,377 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:16,377 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24371224] [2022-02-10 23:31:16,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:16,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:16,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:16,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:16,978 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:16,978 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24371224] [2022-02-10 23:31:16,978 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24371224] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:16,978 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:16,979 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:16,979 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339746984] [2022-02-10 23:31:16,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:16,979 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:16,979 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:16,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:16,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:16,980 INFO L87 Difference]: Start difference. First operand 6342 states and 17431 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:18,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:18,572 INFO L93 Difference]: Finished difference Result 8011 states and 21691 transitions. [2022-02-10 23:31:18,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:18,572 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:18,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:18,585 INFO L225 Difference]: With dead ends: 8011 [2022-02-10 23:31:18,585 INFO L226 Difference]: Without dead ends: 8011 [2022-02-10 23:31:18,585 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:18,586 INFO L934 BasicCegarLoop]: 343 mSDtfsCounter, 1249 mSDsluCounter, 1539 mSDsCounter, 0 mSdLazyCounter, 1382 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1249 SdHoareTripleChecker+Valid, 1863 SdHoareTripleChecker+Invalid, 1513 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:18,586 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1249 Valid, 1863 Invalid, 1513 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1382 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:31:18,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8011 states. [2022-02-10 23:31:18,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8011 to 6300. [2022-02-10 23:31:18,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6300 states, 6296 states have (on average 2.7490470139771284) internal successors, (17308), 6299 states have internal predecessors, (17308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:18,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6300 states to 6300 states and 17308 transitions. [2022-02-10 23:31:18,682 INFO L78 Accepts]: Start accepts. Automaton has 6300 states and 17308 transitions. Word has length 98 [2022-02-10 23:31:18,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:18,682 INFO L470 AbstractCegarLoop]: Abstraction has 6300 states and 17308 transitions. [2022-02-10 23:31:18,682 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:18,682 INFO L276 IsEmpty]: Start isEmpty. Operand 6300 states and 17308 transitions. [2022-02-10 23:31:18,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:18,688 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:18,688 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:18,688 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-02-10 23:31:18,688 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:18,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:18,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1936868808, now seen corresponding path program 22 times [2022-02-10 23:31:18,689 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:18,689 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918806898] [2022-02-10 23:31:18,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:18,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:18,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:19,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:19,210 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:19,210 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918806898] [2022-02-10 23:31:19,210 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918806898] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:19,210 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:19,210 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:19,210 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918380498] [2022-02-10 23:31:19,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:19,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:19,210 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:19,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:19,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:19,211 INFO L87 Difference]: Start difference. First operand 6300 states and 17308 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:20,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:20,621 INFO L93 Difference]: Finished difference Result 7395 states and 19887 transitions. [2022-02-10 23:31:20,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:31:20,621 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:20,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:20,633 INFO L225 Difference]: With dead ends: 7395 [2022-02-10 23:31:20,633 INFO L226 Difference]: Without dead ends: 7395 [2022-02-10 23:31:20,634 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=285, Invalid=645, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:31:20,634 INFO L934 BasicCegarLoop]: 310 mSDtfsCounter, 1247 mSDsluCounter, 1476 mSDsCounter, 0 mSdLazyCounter, 1301 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1247 SdHoareTripleChecker+Valid, 1764 SdHoareTripleChecker+Invalid, 1453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:20,634 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1247 Valid, 1764 Invalid, 1453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1301 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:31:20,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7395 states. [2022-02-10 23:31:20,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7395 to 6328. [2022-02-10 23:31:20,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:20,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-02-10 23:31:20,727 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-02-10 23:31:20,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:20,727 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-02-10 23:31:20,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:20,727 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-02-10 23:31:20,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:20,733 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:20,733 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:20,733 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-02-10 23:31:20,733 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:20,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:20,734 INFO L85 PathProgramCache]: Analyzing trace with hash -1093652914, now seen corresponding path program 23 times [2022-02-10 23:31:20,734 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:20,734 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639825367] [2022-02-10 23:31:20,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:20,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:20,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:21,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:21,260 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:21,260 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639825367] [2022-02-10 23:31:21,260 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639825367] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:21,260 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:21,260 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:21,260 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141701117] [2022-02-10 23:31:21,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:21,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:21,260 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:21,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:21,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:21,261 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:22,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:22,607 INFO L93 Difference]: Finished difference Result 7703 states and 20733 transitions. [2022-02-10 23:31:22,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:31:22,608 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:22,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:22,619 INFO L225 Difference]: With dead ends: 7703 [2022-02-10 23:31:22,619 INFO L226 Difference]: Without dead ends: 7703 [2022-02-10 23:31:22,620 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:31:22,620 INFO L934 BasicCegarLoop]: 324 mSDtfsCounter, 1364 mSDsluCounter, 1260 mSDsCounter, 0 mSdLazyCounter, 1185 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1364 SdHoareTripleChecker+Valid, 1565 SdHoareTripleChecker+Invalid, 1311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:22,620 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1364 Valid, 1565 Invalid, 1311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1185 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:31:22,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7703 states. [2022-02-10 23:31:22,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7703 to 6356. [2022-02-10 23:31:22,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:22,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-02-10 23:31:22,709 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-02-10 23:31:22,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:22,709 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-02-10 23:31:22,709 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:22,709 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-02-10 23:31:22,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:22,716 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:22,716 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:22,716 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-02-10 23:31:22,716 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:22,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:22,717 INFO L85 PathProgramCache]: Analyzing trace with hash -310893072, now seen corresponding path program 24 times [2022-02-10 23:31:22,717 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:22,717 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083322065] [2022-02-10 23:31:22,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:22,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:22,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:23,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:23,214 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:23,214 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083322065] [2022-02-10 23:31:23,214 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083322065] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:23,214 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:23,214 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:23,214 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790908886] [2022-02-10 23:31:23,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:23,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:23,214 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:23,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:23,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:23,215 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:24,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:24,972 INFO L93 Difference]: Finished difference Result 7647 states and 20583 transitions. [2022-02-10 23:31:24,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:31:24,972 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:24,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:24,985 INFO L225 Difference]: With dead ends: 7647 [2022-02-10 23:31:24,985 INFO L226 Difference]: Without dead ends: 7647 [2022-02-10 23:31:24,986 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:31:24,986 INFO L934 BasicCegarLoop]: 333 mSDtfsCounter, 1357 mSDsluCounter, 1787 mSDsCounter, 0 mSdLazyCounter, 1610 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1357 SdHoareTripleChecker+Valid, 2095 SdHoareTripleChecker+Invalid, 1735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:24,987 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1357 Valid, 2095 Invalid, 1735 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1610 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:31:24,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7647 states. [2022-02-10 23:31:25,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7647 to 6370. [2022-02-10 23:31:25,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6370 states, 6366 states have (on average 2.7510210493245366) internal successors, (17513), 6369 states have internal predecessors, (17513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:25,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6370 states to 6370 states and 17513 transitions. [2022-02-10 23:31:25,092 INFO L78 Accepts]: Start accepts. Automaton has 6370 states and 17513 transitions. Word has length 98 [2022-02-10 23:31:25,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:25,093 INFO L470 AbstractCegarLoop]: Abstraction has 6370 states and 17513 transitions. [2022-02-10 23:31:25,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:25,093 INFO L276 IsEmpty]: Start isEmpty. Operand 6370 states and 17513 transitions. [2022-02-10 23:31:25,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:25,099 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:25,099 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:25,099 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-02-10 23:31:25,099 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:25,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:25,100 INFO L85 PathProgramCache]: Analyzing trace with hash 298630788, now seen corresponding path program 25 times [2022-02-10 23:31:25,100 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:25,100 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407729985] [2022-02-10 23:31:25,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:25,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:25,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:25,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:25,721 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:25,721 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407729985] [2022-02-10 23:31:25,721 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407729985] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:25,721 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:25,721 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:25,721 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621180338] [2022-02-10 23:31:25,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:25,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:25,721 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:25,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:25,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:25,722 INFO L87 Difference]: Start difference. First operand 6370 states and 17513 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:27,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:27,810 INFO L93 Difference]: Finished difference Result 7577 states and 20420 transitions. [2022-02-10 23:31:27,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:27,811 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:27,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:27,821 INFO L225 Difference]: With dead ends: 7577 [2022-02-10 23:31:27,822 INFO L226 Difference]: Without dead ends: 7577 [2022-02-10 23:31:27,822 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:27,822 INFO L934 BasicCegarLoop]: 342 mSDtfsCounter, 1044 mSDsluCounter, 2278 mSDsCounter, 0 mSdLazyCounter, 1994 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1044 SdHoareTripleChecker+Valid, 2590 SdHoareTripleChecker+Invalid, 2087 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 1994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:27,823 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1044 Valid, 2590 Invalid, 2087 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 1994 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:31:27,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7577 states. [2022-02-10 23:31:27,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7577 to 6328. [2022-02-10 23:31:27,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:27,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-02-10 23:31:27,911 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-02-10 23:31:27,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:27,911 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-02-10 23:31:27,911 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:27,912 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-02-10 23:31:27,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:27,918 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:27,918 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:27,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-02-10 23:31:27,919 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:27,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:27,919 INFO L85 PathProgramCache]: Analyzing trace with hash -1580869072, now seen corresponding path program 26 times [2022-02-10 23:31:27,919 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:27,919 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252236085] [2022-02-10 23:31:27,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:27,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:27,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:28,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:28,390 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:28,390 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252236085] [2022-02-10 23:31:28,390 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [252236085] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:28,390 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:28,390 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:28,391 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592375848] [2022-02-10 23:31:28,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:28,391 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:28,391 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:28,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:28,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:28,392 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:29,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:29,937 INFO L93 Difference]: Finished difference Result 7675 states and 20651 transitions. [2022-02-10 23:31:29,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:31:29,938 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:29,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:29,949 INFO L225 Difference]: With dead ends: 7675 [2022-02-10 23:31:29,950 INFO L226 Difference]: Without dead ends: 7675 [2022-02-10 23:31:29,950 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=301, Invalid=691, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:31:29,950 INFO L934 BasicCegarLoop]: 321 mSDtfsCounter, 1141 mSDsluCounter, 1669 mSDsCounter, 0 mSdLazyCounter, 1475 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1141 SdHoareTripleChecker+Valid, 1967 SdHoareTripleChecker+Invalid, 1574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:29,951 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1141 Valid, 1967 Invalid, 1574 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1475 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:31:29,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7675 states. [2022-02-10 23:31:30,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7675 to 6412. [2022-02-10 23:31:30,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6412 states, 6408 states have (on average 2.752184769038702) internal successors, (17636), 6411 states have internal predecessors, (17636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:30,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-02-10 23:31:30,052 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-02-10 23:31:30,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:30,052 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-02-10 23:31:30,052 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:30,052 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-02-10 23:31:30,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:30,058 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:30,058 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:30,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-02-10 23:31:30,058 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:30,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:30,059 INFO L85 PathProgramCache]: Analyzing trace with hash -724373126, now seen corresponding path program 27 times [2022-02-10 23:31:30,059 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:30,059 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463174063] [2022-02-10 23:31:30,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:30,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:30,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:30,501 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:30,501 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463174063] [2022-02-10 23:31:30,501 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [463174063] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:30,501 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:30,501 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:30,501 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054738023] [2022-02-10 23:31:30,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:30,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:30,501 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:30,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:30,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:30,502 INFO L87 Difference]: Start difference. First operand 6412 states and 17636 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:31,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:31,968 INFO L93 Difference]: Finished difference Result 7899 states and 21265 transitions. [2022-02-10 23:31:31,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:31:31,969 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:31,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:31,981 INFO L225 Difference]: With dead ends: 7899 [2022-02-10 23:31:31,981 INFO L226 Difference]: Without dead ends: 7899 [2022-02-10 23:31:31,981 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:31:31,982 INFO L934 BasicCegarLoop]: 330 mSDtfsCounter, 1182 mSDsluCounter, 1655 mSDsCounter, 0 mSdLazyCounter, 1480 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1182 SdHoareTripleChecker+Valid, 1959 SdHoareTripleChecker+Invalid, 1579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:31,982 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1182 Valid, 1959 Invalid, 1579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1480 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:31:31,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7899 states. [2022-02-10 23:31:32,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7899 to 6426. [2022-02-10 23:31:32,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6426 states, 6422 states have (on average 2.752569293055123) internal successors, (17677), 6425 states have internal predecessors, (17677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:32,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6426 states to 6426 states and 17677 transitions. [2022-02-10 23:31:32,081 INFO L78 Accepts]: Start accepts. Automaton has 6426 states and 17677 transitions. Word has length 98 [2022-02-10 23:31:32,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:32,082 INFO L470 AbstractCegarLoop]: Abstraction has 6426 states and 17677 transitions. [2022-02-10 23:31:32,082 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) [2022-02-10 23:31:32,082 INFO L276 IsEmpty]: Start isEmpty. Operand 6426 states and 17677 transitions. [2022-02-10 23:31:32,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:32,087 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:32,087 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:32,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-02-10 23:31:32,088 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:32,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:32,088 INFO L85 PathProgramCache]: Analyzing trace with hash -114849266, now seen corresponding path program 28 times [2022-02-10 23:31:32,088 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:32,088 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396426515] [2022-02-10 23:31:32,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:32,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:32,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:32,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:32,599 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:32,599 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396426515] [2022-02-10 23:31:32,599 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396426515] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:32,599 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:32,599 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:32,599 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204541729] [2022-02-10 23:31:32,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:32,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:32,600 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:32,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:32,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:32,600 INFO L87 Difference]: Start difference. First operand 6426 states and 17677 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:34,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:34,345 INFO L93 Difference]: Finished difference Result 7829 states and 21102 transitions. [2022-02-10 23:31:34,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:34,346 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 [2022-02-10 23:31:34,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:34,358 INFO L225 Difference]: With dead ends: 7829 [2022-02-10 23:31:34,358 INFO L226 Difference]: Without dead ends: 7829 [2022-02-10 23:31:34,358 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:34,358 INFO L934 BasicCegarLoop]: 339 mSDtfsCounter, 1033 mSDsluCounter, 1892 mSDsCounter, 0 mSdLazyCounter, 1645 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1033 SdHoareTripleChecker+Valid, 2203 SdHoareTripleChecker+Invalid, 1747 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 1645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:34,359 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1033 Valid, 2203 Invalid, 1747 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 1645 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:31:34,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7829 states. [2022-02-10 23:31:34,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7829 to 6384. [2022-02-10 23:31:34,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6384 states, 6380 states have (on average 2.75141065830721) internal successors, (17554), 6383 states have internal predecessors, (17554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:34,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6384 states to 6384 states and 17554 transitions. [2022-02-10 23:31:34,447 INFO L78 Accepts]: Start accepts. Automaton has 6384 states and 17554 transitions. Word has length 98 [2022-02-10 23:31:34,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:34,447 INFO L470 AbstractCegarLoop]: Abstraction has 6384 states and 17554 transitions. [2022-02-10 23:31:34,447 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:34,447 INFO L276 IsEmpty]: Start isEmpty. Operand 6384 states and 17554 transitions. [2022-02-10 23:31:34,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:34,452 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:34,452 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:34,452 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-02-10 23:31:34,452 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:34,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:34,453 INFO L85 PathProgramCache]: Analyzing trace with hash 1435998264, now seen corresponding path program 29 times [2022-02-10 23:31:34,453 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:34,453 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582255037] [2022-02-10 23:31:34,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:34,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:34,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:34,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:34,956 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:34,956 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582255037] [2022-02-10 23:31:34,956 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582255037] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:34,956 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:34,957 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:34,957 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400535309] [2022-02-10 23:31:34,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:34,958 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:34,958 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:34,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:34,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:34,960 INFO L87 Difference]: Start difference. First operand 6384 states and 17554 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:36,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:36,445 INFO L93 Difference]: Finished difference Result 7983 states and 21511 transitions. [2022-02-10 23:31:36,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:31:36,445 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:36,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:36,457 INFO L225 Difference]: With dead ends: 7983 [2022-02-10 23:31:36,457 INFO L226 Difference]: Without dead ends: 7983 [2022-02-10 23:31:36,458 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:31:36,458 INFO L934 BasicCegarLoop]: 330 mSDtfsCounter, 1461 mSDsluCounter, 1434 mSDsCounter, 0 mSdLazyCounter, 1365 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1461 SdHoareTripleChecker+Valid, 1741 SdHoareTripleChecker+Invalid, 1465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 1365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:36,458 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1461 Valid, 1741 Invalid, 1465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 1365 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:31:36,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7983 states. [2022-02-10 23:31:36,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7983 to 6412. [2022-02-10 23:31:36,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6412 states, 6408 states have (on average 2.752184769038702) internal successors, (17636), 6411 states have internal predecessors, (17636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:36,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-02-10 23:31:36,555 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-02-10 23:31:36,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:36,555 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-02-10 23:31:36,555 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:36,555 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-02-10 23:31:36,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:36,560 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:36,560 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:36,560 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-02-10 23:31:36,560 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:36,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:36,561 INFO L85 PathProgramCache]: Analyzing trace with hash 2045522124, now seen corresponding path program 30 times [2022-02-10 23:31:36,561 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:36,561 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586214240] [2022-02-10 23:31:36,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:36,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:36,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:37,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:37,091 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:37,091 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586214240] [2022-02-10 23:31:37,091 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586214240] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:37,092 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:37,092 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:37,092 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523411909] [2022-02-10 23:31:37,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:37,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:37,092 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:37,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:37,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:37,093 INFO L87 Difference]: Start difference. First operand 6412 states and 17636 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:38,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:38,871 INFO L93 Difference]: Finished difference Result 8123 states and 21921 transitions. [2022-02-10 23:31:38,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:38,873 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:38,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:38,886 INFO L225 Difference]: With dead ends: 8123 [2022-02-10 23:31:38,886 INFO L226 Difference]: Without dead ends: 8123 [2022-02-10 23:31:38,886 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:38,887 INFO L934 BasicCegarLoop]: 339 mSDtfsCounter, 1030 mSDsluCounter, 1981 mSDsCounter, 0 mSdLazyCounter, 1734 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1030 SdHoareTripleChecker+Valid, 2292 SdHoareTripleChecker+Invalid, 1837 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 1734 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:38,887 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1030 Valid, 2292 Invalid, 1837 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 1734 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:31:38,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8123 states. [2022-02-10 23:31:38,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8123 to 6398. [2022-02-10 23:31:38,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6398 states, 6394 states have (on average 2.7517985611510793) internal successors, (17595), 6397 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:38,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-02-10 23:31:38,976 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-02-10 23:31:38,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:38,976 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-02-10 23:31:38,976 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:38,976 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-02-10 23:31:38,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:38,981 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:38,981 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:38,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-02-10 23:31:38,981 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:38,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:38,981 INFO L85 PathProgramCache]: Analyzing trace with hash 1172970736, now seen corresponding path program 31 times [2022-02-10 23:31:38,981 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:38,981 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505778713] [2022-02-10 23:31:38,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:38,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:39,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:39,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:39,597 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:39,597 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505778713] [2022-02-10 23:31:39,597 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505778713] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:39,597 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:39,597 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:39,597 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015603620] [2022-02-10 23:31:39,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:39,598 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:39,598 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:39,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:39,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:39,598 INFO L87 Difference]: Start difference. First operand 6398 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:41,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:41,468 INFO L93 Difference]: Finished difference Result 7983 states and 21553 transitions. [2022-02-10 23:31:41,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:41,469 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:41,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:41,480 INFO L225 Difference]: With dead ends: 7983 [2022-02-10 23:31:41,481 INFO L226 Difference]: Without dead ends: 7983 [2022-02-10 23:31:41,481 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:41,481 INFO L934 BasicCegarLoop]: 339 mSDtfsCounter, 1171 mSDsluCounter, 2038 mSDsCounter, 0 mSdLazyCounter, 1895 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1171 SdHoareTripleChecker+Valid, 2347 SdHoareTripleChecker+Invalid, 2000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:41,482 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1171 Valid, 2347 Invalid, 2000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1895 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:31:41,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7983 states. [2022-02-10 23:31:41,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7983 to 6356. [2022-02-10 23:31:41,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:41,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-02-10 23:31:41,576 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-02-10 23:31:41,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:41,576 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-02-10 23:31:41,576 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:41,576 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-02-10 23:31:41,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:41,581 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:41,581 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:41,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-02-10 23:31:41,582 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:41,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:41,582 INFO L85 PathProgramCache]: Analyzing trace with hash 984257434, now seen corresponding path program 32 times [2022-02-10 23:31:41,582 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:41,582 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30215844] [2022-02-10 23:31:41,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:41,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:41,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:41,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:41,986 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:41,986 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30215844] [2022-02-10 23:31:41,986 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [30215844] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:41,986 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:41,986 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:41,986 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086296016] [2022-02-10 23:31:41,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:41,987 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:41,987 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:41,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:41,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:41,987 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:43,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:43,400 INFO L93 Difference]: Finished difference Result 7563 states and 20337 transitions. [2022-02-10 23:31:43,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:31:43,401 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:43,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:43,416 INFO L225 Difference]: With dead ends: 7563 [2022-02-10 23:31:43,416 INFO L226 Difference]: Without dead ends: 7563 [2022-02-10 23:31:43,416 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:31:43,417 INFO L934 BasicCegarLoop]: 328 mSDtfsCounter, 1026 mSDsluCounter, 1603 mSDsCounter, 0 mSdLazyCounter, 1410 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1026 SdHoareTripleChecker+Valid, 1909 SdHoareTripleChecker+Invalid, 1507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 1410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:43,417 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1026 Valid, 1909 Invalid, 1507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1410 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:31:43,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7563 states. [2022-02-10 23:31:43,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7563 to 6398. [2022-02-10 23:31:43,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6398 states, 6394 states have (on average 2.7517985611510793) internal successors, (17595), 6397 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:43,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-02-10 23:31:43,537 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-02-10 23:31:43,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:43,537 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-02-10 23:31:43,537 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) [2022-02-10 23:31:43,537 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-02-10 23:31:43,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:43,542 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:43,542 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:43,542 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-02-10 23:31:43,542 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:43,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:43,543 INFO L85 PathProgramCache]: Analyzing trace with hash 1593781294, now seen corresponding path program 33 times [2022-02-10 23:31:43,543 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:43,543 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869118991] [2022-02-10 23:31:43,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:43,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:43,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:44,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:44,033 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:44,033 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869118991] [2022-02-10 23:31:44,033 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869118991] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:44,033 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:44,033 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:44,033 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735423375] [2022-02-10 23:31:44,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:44,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:44,034 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:44,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:44,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:44,034 INFO L87 Difference]: Start difference. First operand 6398 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:45,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:45,557 INFO L93 Difference]: Finished difference Result 7703 states and 20747 transitions. [2022-02-10 23:31:45,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:45,557 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:45,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:45,568 INFO L225 Difference]: With dead ends: 7703 [2022-02-10 23:31:45,569 INFO L226 Difference]: Without dead ends: 7703 [2022-02-10 23:31:45,569 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:45,569 INFO L934 BasicCegarLoop]: 337 mSDtfsCounter, 1174 mSDsluCounter, 1522 mSDsCounter, 0 mSdLazyCounter, 1420 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1174 SdHoareTripleChecker+Valid, 1837 SdHoareTripleChecker+Invalid, 1521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 1420 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:45,569 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1174 Valid, 1837 Invalid, 1521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 1420 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:31:45,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7703 states. [2022-02-10 23:31:45,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7703 to 6384. [2022-02-10 23:31:45,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6384 states, 6380 states have (on average 2.75141065830721) internal successors, (17554), 6383 states have internal predecessors, (17554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:45,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6384 states to 6384 states and 17554 transitions. [2022-02-10 23:31:45,656 INFO L78 Accepts]: Start accepts. Automaton has 6384 states and 17554 transitions. Word has length 98 [2022-02-10 23:31:45,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:45,657 INFO L470 AbstractCegarLoop]: Abstraction has 6384 states and 17554 transitions. [2022-02-10 23:31:45,657 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:45,657 INFO L276 IsEmpty]: Start isEmpty. Operand 6384 states and 17554 transitions. [2022-02-10 23:31:45,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:45,661 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:45,661 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:45,662 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-02-10 23:31:45,662 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:45,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:45,662 INFO L85 PathProgramCache]: Analyzing trace with hash 721229906, now seen corresponding path program 34 times [2022-02-10 23:31:45,662 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:45,662 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276878033] [2022-02-10 23:31:45,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:45,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:45,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:46,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:46,204 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:46,204 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276878033] [2022-02-10 23:31:46,204 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276878033] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:46,204 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:46,204 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:46,204 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065135624] [2022-02-10 23:31:46,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:46,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:46,205 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:46,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:46,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:46,205 INFO L87 Difference]: Start difference. First operand 6384 states and 17554 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:47,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:47,785 INFO L93 Difference]: Finished difference Result 7843 states and 21157 transitions. [2022-02-10 23:31:47,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:47,785 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:47,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:47,797 INFO L225 Difference]: With dead ends: 7843 [2022-02-10 23:31:47,797 INFO L226 Difference]: Without dead ends: 7843 [2022-02-10 23:31:47,797 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:47,798 INFO L934 BasicCegarLoop]: 337 mSDtfsCounter, 1185 mSDsluCounter, 1367 mSDsCounter, 0 mSdLazyCounter, 1318 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1185 SdHoareTripleChecker+Valid, 1685 SdHoareTripleChecker+Invalid, 1428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 1318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:47,798 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1185 Valid, 1685 Invalid, 1428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1318 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:31:47,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7843 states. [2022-02-10 23:31:47,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7843 to 6370. [2022-02-10 23:31:47,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6370 states, 6366 states have (on average 2.7510210493245366) internal successors, (17513), 6369 states have internal predecessors, (17513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:47,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6370 states to 6370 states and 17513 transitions. [2022-02-10 23:31:47,887 INFO L78 Accepts]: Start accepts. Automaton has 6370 states and 17513 transitions. Word has length 98 [2022-02-10 23:31:47,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:47,888 INFO L470 AbstractCegarLoop]: Abstraction has 6370 states and 17513 transitions. [2022-02-10 23:31:47,888 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:47,888 INFO L276 IsEmpty]: Start isEmpty. Operand 6370 states and 17513 transitions. [2022-02-10 23:31:47,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:47,892 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:47,893 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:47,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-02-10 23:31:47,893 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:47,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:47,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1023515780, now seen corresponding path program 35 times [2022-02-10 23:31:47,893 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:47,893 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609521962] [2022-02-10 23:31:47,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:47,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:47,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:48,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:48,564 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:48,564 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609521962] [2022-02-10 23:31:48,565 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609521962] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:48,565 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:48,565 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:48,565 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719159776] [2022-02-10 23:31:48,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:48,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:48,565 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:48,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:48,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:48,566 INFO L87 Difference]: Start difference. First operand 6370 states and 17513 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:50,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:50,723 INFO L93 Difference]: Finished difference Result 7605 states and 20502 transitions. [2022-02-10 23:31:50,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:50,723 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:50,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:50,735 INFO L225 Difference]: With dead ends: 7605 [2022-02-10 23:31:50,735 INFO L226 Difference]: Without dead ends: 7605 [2022-02-10 23:31:50,735 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:50,736 INFO L934 BasicCegarLoop]: 336 mSDtfsCounter, 1157 mSDsluCounter, 2318 mSDsCounter, 0 mSdLazyCounter, 2156 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1157 SdHoareTripleChecker+Valid, 2620 SdHoareTripleChecker+Invalid, 2259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 2156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:50,736 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1157 Valid, 2620 Invalid, 2259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 2156 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:31:50,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7605 states. [2022-02-10 23:31:50,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7605 to 6328. [2022-02-10 23:31:50,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:50,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-02-10 23:31:50,825 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-02-10 23:31:50,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:50,826 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-02-10 23:31:50,826 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:50,826 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-02-10 23:31:50,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:50,831 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:50,831 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:50,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-02-10 23:31:50,831 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:50,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:50,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1136922330, now seen corresponding path program 1 times [2022-02-10 23:31:50,832 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:50,832 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096083859] [2022-02-10 23:31:50,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:50,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:51,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:51,610 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:51,610 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096083859] [2022-02-10 23:31:51,610 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096083859] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:51,610 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:51,610 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:51,610 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147643185] [2022-02-10 23:31:51,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:51,610 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:51,610 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:51,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:51,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:51,611 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:53,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:53,477 INFO L93 Difference]: Finished difference Result 7119 states and 19207 transitions. [2022-02-10 23:31:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:53,477 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:53,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:53,488 INFO L225 Difference]: With dead ends: 7119 [2022-02-10 23:31:53,488 INFO L226 Difference]: Without dead ends: 7119 [2022-02-10 23:31:53,488 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=333, Invalid=789, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:53,489 INFO L934 BasicCegarLoop]: 415 mSDtfsCounter, 1574 mSDsluCounter, 2439 mSDsCounter, 0 mSdLazyCounter, 1955 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1574 SdHoareTripleChecker+Valid, 2735 SdHoareTripleChecker+Invalid, 2038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:53,489 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1574 Valid, 2735 Invalid, 2038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1955 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:31:53,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7119 states. [2022-02-10 23:31:53,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7119 to 6580. [2022-02-10 23:31:53,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6580 states, 6576 states have (on average 2.757603406326034) internal successors, (18134), 6579 states have internal predecessors, (18134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:53,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6580 states to 6580 states and 18134 transitions. [2022-02-10 23:31:53,574 INFO L78 Accepts]: Start accepts. Automaton has 6580 states and 18134 transitions. Word has length 98 [2022-02-10 23:31:53,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:53,574 INFO L470 AbstractCegarLoop]: Abstraction has 6580 states and 18134 transitions. [2022-02-10 23:31:53,574 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:53,574 INFO L276 IsEmpty]: Start isEmpty. Operand 6580 states and 18134 transitions. [2022-02-10 23:31:53,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:53,579 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:53,580 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:53,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-02-10 23:31:53,580 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:53,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:53,580 INFO L85 PathProgramCache]: Analyzing trace with hash 811288614, now seen corresponding path program 2 times [2022-02-10 23:31:53,580 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:53,580 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763769596] [2022-02-10 23:31:53,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:53,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:53,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:54,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:54,052 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:54,052 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763769596] [2022-02-10 23:31:54,052 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763769596] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:54,052 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:54,052 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:54,052 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262735036] [2022-02-10 23:31:54,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:54,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:54,053 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:54,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:54,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:54,053 INFO L87 Difference]: Start difference. First operand 6580 states and 18134 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:55,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:55,543 INFO L93 Difference]: Finished difference Result 7671 states and 20696 transitions. [2022-02-10 23:31:55,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:31:55,543 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:55,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:55,555 INFO L225 Difference]: With dead ends: 7671 [2022-02-10 23:31:55,555 INFO L226 Difference]: Without dead ends: 7671 [2022-02-10 23:31:55,556 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:31:55,556 INFO L934 BasicCegarLoop]: 403 mSDtfsCounter, 1678 mSDsluCounter, 1761 mSDsCounter, 0 mSdLazyCounter, 1504 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1678 SdHoareTripleChecker+Valid, 2081 SdHoareTripleChecker+Invalid, 1685 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1504 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:55,556 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1678 Valid, 2081 Invalid, 1685 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1504 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:31:55,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7671 states. [2022-02-10 23:31:55,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7671 to 6664. [2022-02-10 23:31:55,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6664 states, 6660 states have (on average 2.76006006006006) internal successors, (18382), 6663 states have internal predecessors, (18382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:55,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-02-10 23:31:55,656 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-02-10 23:31:55,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:55,656 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-02-10 23:31:55,656 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:55,656 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-02-10 23:31:55,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:55,661 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:55,661 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:55,661 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-02-10 23:31:55,661 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:55,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:55,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1864102554, now seen corresponding path program 3 times [2022-02-10 23:31:55,662 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:55,662 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494641891] [2022-02-10 23:31:55,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:55,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:55,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:56,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:56,207 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:56,207 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494641891] [2022-02-10 23:31:56,208 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494641891] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:56,208 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:56,208 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:56,208 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881659233] [2022-02-10 23:31:56,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:56,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:56,208 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:56,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:56,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:56,208 INFO L87 Difference]: Start difference. First operand 6664 states and 18382 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:57,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:57,840 INFO L93 Difference]: Finished difference Result 7853 states and 21232 transitions. [2022-02-10 23:31:57,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:57,840 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:57,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:57,852 INFO L225 Difference]: With dead ends: 7853 [2022-02-10 23:31:57,852 INFO L226 Difference]: Without dead ends: 7853 [2022-02-10 23:31:57,852 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:57,853 INFO L934 BasicCegarLoop]: 414 mSDtfsCounter, 1369 mSDsluCounter, 1943 mSDsCounter, 0 mSdLazyCounter, 1618 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1369 SdHoareTripleChecker+Valid, 2272 SdHoareTripleChecker+Invalid, 1742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:57,853 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1369 Valid, 2272 Invalid, 1742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1618 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:31:57,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7853 states. [2022-02-10 23:31:57,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7853 to 6664. [2022-02-10 23:31:57,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6664 states, 6660 states have (on average 2.76006006006006) internal successors, (18382), 6663 states have internal predecessors, (18382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:57,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-02-10 23:31:57,948 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-02-10 23:31:57,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:57,949 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-02-10 23:31:57,949 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:57,949 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-02-10 23:31:57,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:57,954 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:57,954 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:57,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-02-10 23:31:57,954 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:57,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:57,954 INFO L85 PathProgramCache]: Analyzing trace with hash 1848641758, now seen corresponding path program 4 times [2022-02-10 23:31:57,955 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:57,955 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530648423] [2022-02-10 23:31:57,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:57,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:57,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:58,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:58,620 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:58,620 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530648423] [2022-02-10 23:31:58,620 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530648423] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:58,620 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:58,620 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:58,620 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331563632] [2022-02-10 23:31:58,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:58,621 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:58,621 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:58,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:58,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:58,621 INFO L87 Difference]: Start difference. First operand 6664 states and 18382 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:00,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:00,261 INFO L93 Difference]: Finished difference Result 8035 states and 21768 transitions. [2022-02-10 23:32:00,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:00,261 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:00,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:00,273 INFO L225 Difference]: With dead ends: 8035 [2022-02-10 23:32:00,273 INFO L226 Difference]: Without dead ends: 8035 [2022-02-10 23:32:00,273 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=335, Invalid=787, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:00,274 INFO L934 BasicCegarLoop]: 408 mSDtfsCounter, 1507 mSDsluCounter, 1835 mSDsCounter, 0 mSdLazyCounter, 1616 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1507 SdHoareTripleChecker+Valid, 2170 SdHoareTripleChecker+Invalid, 1718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 1616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:00,274 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1507 Valid, 2170 Invalid, 1718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 1616 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:32:00,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8035 states. [2022-02-10 23:32:00,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8035 to 6664. [2022-02-10 23:32:00,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6664 states, 6660 states have (on average 2.76006006006006) internal successors, (18382), 6663 states have internal predecessors, (18382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:00,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-02-10 23:32:00,365 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-02-10 23:32:00,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:00,365 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-02-10 23:32:00,365 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:00,366 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-02-10 23:32:00,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:00,370 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:00,371 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:00,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-02-10 23:32:00,371 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:00,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:00,371 INFO L85 PathProgramCache]: Analyzing trace with hash -1344035088, now seen corresponding path program 5 times [2022-02-10 23:32:00,371 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:00,371 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210104992] [2022-02-10 23:32:00,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:00,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:00,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:01,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:01,060 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:01,060 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210104992] [2022-02-10 23:32:01,060 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210104992] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:01,060 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:01,060 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:01,060 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016287512] [2022-02-10 23:32:01,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:01,060 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:01,060 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:01,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:01,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:01,061 INFO L87 Difference]: Start difference. First operand 6664 states and 18382 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:02,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:02,674 INFO L93 Difference]: Finished difference Result 7965 states and 21560 transitions. [2022-02-10 23:32:02,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:02,675 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:02,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:02,686 INFO L225 Difference]: With dead ends: 7965 [2022-02-10 23:32:02,686 INFO L226 Difference]: Without dead ends: 7965 [2022-02-10 23:32:02,687 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:02,687 INFO L934 BasicCegarLoop]: 404 mSDtfsCounter, 1421 mSDsluCounter, 1750 mSDsCounter, 0 mSdLazyCounter, 1546 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1421 SdHoareTripleChecker+Valid, 2085 SdHoareTripleChecker+Invalid, 1651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:02,688 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1421 Valid, 2085 Invalid, 1651 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1546 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:32:02,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7965 states. [2022-02-10 23:32:02,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7965 to 6664. [2022-02-10 23:32:02,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6664 states, 6660 states have (on average 2.76006006006006) internal successors, (18382), 6663 states have internal predecessors, (18382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:02,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-02-10 23:32:02,780 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-02-10 23:32:02,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:02,781 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-02-10 23:32:02,781 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:02,781 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-02-10 23:32:02,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:02,786 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:02,786 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:02,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-02-10 23:32:02,786 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:02,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:02,786 INFO L85 PathProgramCache]: Analyzing trace with hash 1702861632, now seen corresponding path program 6 times [2022-02-10 23:32:02,786 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:02,786 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163140047] [2022-02-10 23:32:02,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:02,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:02,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:03,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:03,220 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:03,220 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163140047] [2022-02-10 23:32:03,220 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163140047] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:03,220 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:03,220 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:03,220 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296645629] [2022-02-10 23:32:03,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:03,221 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:03,221 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:03,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:03,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:03,221 INFO L87 Difference]: Start difference. First operand 6664 states and 18382 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:04,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:04,866 INFO L93 Difference]: Finished difference Result 7969 states and 21551 transitions. [2022-02-10 23:32:04,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:32:04,867 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:04,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:04,876 INFO L225 Difference]: With dead ends: 7969 [2022-02-10 23:32:04,876 INFO L226 Difference]: Without dead ends: 7969 [2022-02-10 23:32:04,876 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:32:04,877 INFO L934 BasicCegarLoop]: 368 mSDtfsCounter, 1207 mSDsluCounter, 1854 mSDsCounter, 0 mSdLazyCounter, 1599 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1207 SdHoareTripleChecker+Valid, 2167 SdHoareTripleChecker+Invalid, 1670 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 1599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:04,877 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1207 Valid, 2167 Invalid, 1670 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 1599 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:32:04,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7969 states. [2022-02-10 23:32:04,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7969 to 6832. [2022-02-10 23:32:04,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6832 states, 6828 states have (on average 2.7647920328060924) internal successors, (18878), 6831 states have internal predecessors, (18878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:04,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-02-10 23:32:04,957 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-02-10 23:32:04,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:04,957 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-02-10 23:32:04,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:04,958 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-02-10 23:32:04,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:04,962 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:04,962 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:04,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-02-10 23:32:04,963 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:04,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:04,963 INFO L85 PathProgramCache]: Analyzing trace with hash -878519126, now seen corresponding path program 7 times [2022-02-10 23:32:04,963 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:04,963 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415188806] [2022-02-10 23:32:04,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:04,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:04,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:05,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:05,376 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:05,376 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415188806] [2022-02-10 23:32:05,376 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1415188806] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:05,376 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:05,376 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:05,376 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346593707] [2022-02-10 23:32:05,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:05,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:05,376 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:05,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:05,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:05,377 INFO L87 Difference]: Start difference. First operand 6832 states and 18878 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:07,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:07,223 INFO L93 Difference]: Finished difference Result 8303 states and 22462 transitions. [2022-02-10 23:32:07,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:32:07,223 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:07,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:07,235 INFO L225 Difference]: With dead ends: 8303 [2022-02-10 23:32:07,236 INFO L226 Difference]: Without dead ends: 8303 [2022-02-10 23:32:07,236 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:32:07,236 INFO L934 BasicCegarLoop]: 380 mSDtfsCounter, 1345 mSDsluCounter, 2273 mSDsCounter, 0 mSdLazyCounter, 1997 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1345 SdHoareTripleChecker+Valid, 2575 SdHoareTripleChecker+Invalid, 2122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1997 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:07,237 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1345 Valid, 2575 Invalid, 2122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1997 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:32:07,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8303 states. [2022-02-10 23:32:07,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8303 to 6853. [2022-02-10 23:32:07,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6853 states, 6849 states have (on average 2.765367206891517) internal successors, (18940), 6852 states have internal predecessors, (18940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:07,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 18940 transitions. [2022-02-10 23:32:07,326 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 18940 transitions. Word has length 98 [2022-02-10 23:32:07,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:07,326 INFO L470 AbstractCegarLoop]: Abstraction has 6853 states and 18940 transitions. [2022-02-10 23:32:07,326 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:07,326 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 18940 transitions. [2022-02-10 23:32:07,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:07,331 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:07,331 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:07,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-02-10 23:32:07,331 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:07,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:07,332 INFO L85 PathProgramCache]: Analyzing trace with hash 174294814, now seen corresponding path program 8 times [2022-02-10 23:32:07,332 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:07,332 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037235164] [2022-02-10 23:32:07,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:07,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:07,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:07,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:07,790 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:07,790 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037235164] [2022-02-10 23:32:07,790 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037235164] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:07,791 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:07,791 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:07,791 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713777552] [2022-02-10 23:32:07,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:07,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:07,791 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:07,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:07,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:07,791 INFO L87 Difference]: Start difference. First operand 6853 states and 18940 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:09,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:09,674 INFO L93 Difference]: Finished difference Result 8172 states and 22149 transitions. [2022-02-10 23:32:09,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:09,674 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 [2022-02-10 23:32:09,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:09,686 INFO L225 Difference]: With dead ends: 8172 [2022-02-10 23:32:09,687 INFO L226 Difference]: Without dead ends: 8172 [2022-02-10 23:32:09,687 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:09,687 INFO L934 BasicCegarLoop]: 389 mSDtfsCounter, 1397 mSDsluCounter, 1938 mSDsCounter, 0 mSdLazyCounter, 1814 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1397 SdHoareTripleChecker+Valid, 2267 SdHoareTripleChecker+Invalid, 1913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:09,687 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1397 Valid, 2267 Invalid, 1913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1814 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:32:09,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8172 states. [2022-02-10 23:32:09,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8172 to 6832. [2022-02-10 23:32:09,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6832 states, 6828 states have (on average 2.7647920328060924) internal successors, (18878), 6831 states have internal predecessors, (18878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:09,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-02-10 23:32:09,785 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-02-10 23:32:09,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:09,785 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-02-10 23:32:09,785 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:09,785 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-02-10 23:32:09,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:09,790 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:09,790 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:09,790 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-02-10 23:32:09,790 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:09,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:09,791 INFO L85 PathProgramCache]: Analyzing trace with hash 2081856840, now seen corresponding path program 9 times [2022-02-10 23:32:09,791 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:09,791 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735511902] [2022-02-10 23:32:09,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:09,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:09,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:10,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:10,190 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:10,190 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735511902] [2022-02-10 23:32:10,190 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735511902] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:10,190 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:10,190 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:10,190 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832369381] [2022-02-10 23:32:10,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:10,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:10,190 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:10,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:10,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:10,191 INFO L87 Difference]: Start difference. First operand 6832 states and 18878 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:11,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:11,454 INFO L93 Difference]: Finished difference Result 8443 states and 22876 transitions. [2022-02-10 23:32:11,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:32:11,454 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:11,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:11,467 INFO L225 Difference]: With dead ends: 8443 [2022-02-10 23:32:11,467 INFO L226 Difference]: Without dead ends: 8443 [2022-02-10 23:32:11,467 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:32:11,468 INFO L934 BasicCegarLoop]: 382 mSDtfsCounter, 1469 mSDsluCounter, 1178 mSDsCounter, 0 mSdLazyCounter, 1114 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1469 SdHoareTripleChecker+Valid, 1517 SdHoareTripleChecker+Invalid, 1260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:11,468 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1469 Valid, 1517 Invalid, 1260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1114 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:32:11,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8443 states. [2022-02-10 23:32:11,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8443 to 6874. [2022-02-10 23:32:11,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6874 states, 6870 states have (on average 2.7659388646288208) internal successors, (19002), 6873 states have internal predecessors, (19002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:11,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 19002 transitions. [2022-02-10 23:32:11,569 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 19002 transitions. Word has length 98 [2022-02-10 23:32:11,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:11,569 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 19002 transitions. [2022-02-10 23:32:11,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:11,569 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 19002 transitions. [2022-02-10 23:32:11,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:11,574 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:11,575 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:11,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-02-10 23:32:11,575 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:11,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:11,575 INFO L85 PathProgramCache]: Analyzing trace with hash -1160296516, now seen corresponding path program 10 times [2022-02-10 23:32:11,575 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:11,575 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601592121] [2022-02-10 23:32:11,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:11,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:11,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:12,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:12,061 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:12,061 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601592121] [2022-02-10 23:32:12,061 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601592121] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:12,061 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:12,061 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:12,061 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024296648] [2022-02-10 23:32:12,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:12,061 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:12,061 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:12,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:12,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:12,062 INFO L87 Difference]: Start difference. First operand 6874 states and 19002 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:13,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:13,898 INFO L93 Difference]: Finished difference Result 8625 states and 23412 transitions. [2022-02-10 23:32:13,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:13,899 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:13,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:13,910 INFO L225 Difference]: With dead ends: 8625 [2022-02-10 23:32:13,911 INFO L226 Difference]: Without dead ends: 8625 [2022-02-10 23:32:13,911 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:13,911 INFO L934 BasicCegarLoop]: 391 mSDtfsCounter, 1408 mSDsluCounter, 1956 mSDsCounter, 0 mSdLazyCounter, 1799 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1408 SdHoareTripleChecker+Valid, 2286 SdHoareTripleChecker+Invalid, 1904 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:13,911 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1408 Valid, 2286 Invalid, 1904 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1799 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:32:13,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8625 states. [2022-02-10 23:32:13,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8625 to 6853. [2022-02-10 23:32:13,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6853 states, 6849 states have (on average 2.765367206891517) internal successors, (18940), 6852 states have internal predecessors, (18940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:14,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 18940 transitions. [2022-02-10 23:32:14,003 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 18940 transitions. Word has length 98 [2022-02-10 23:32:14,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:14,003 INFO L470 AbstractCegarLoop]: Abstraction has 6853 states and 18940 transitions. [2022-02-10 23:32:14,003 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:14,003 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 18940 transitions. [2022-02-10 23:32:14,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:14,008 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:14,008 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:14,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-02-10 23:32:14,008 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:14,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:14,008 INFO L85 PathProgramCache]: Analyzing trace with hash -1175757312, now seen corresponding path program 11 times [2022-02-10 23:32:14,009 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:14,009 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376617860] [2022-02-10 23:32:14,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:14,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:14,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:14,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:14,572 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:14,572 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376617860] [2022-02-10 23:32:14,573 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376617860] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:14,573 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:14,573 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:14,573 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349781704] [2022-02-10 23:32:14,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:14,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:14,573 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:14,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:14,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:14,573 INFO L87 Difference]: Start difference. First operand 6853 states and 18940 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:16,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:16,357 INFO L93 Difference]: Finished difference Result 8375 states and 22747 transitions. [2022-02-10 23:32:16,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:16,358 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:16,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:16,369 INFO L225 Difference]: With dead ends: 8375 [2022-02-10 23:32:16,370 INFO L226 Difference]: Without dead ends: 8375 [2022-02-10 23:32:16,370 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=340, Invalid=782, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:16,370 INFO L934 BasicCegarLoop]: 391 mSDtfsCounter, 1317 mSDsluCounter, 1976 mSDsCounter, 0 mSdLazyCounter, 1744 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1317 SdHoareTripleChecker+Valid, 2307 SdHoareTripleChecker+Invalid, 1885 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:16,370 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1317 Valid, 2307 Invalid, 1885 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1744 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:32:16,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8375 states. [2022-02-10 23:32:16,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8375 to 6832. [2022-02-10 23:32:16,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6832 states, 6828 states have (on average 2.7647920328060924) internal successors, (18878), 6831 states have internal predecessors, (18878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:16,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-02-10 23:32:16,459 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-02-10 23:32:16,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:16,459 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-02-10 23:32:16,459 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:16,460 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-02-10 23:32:16,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:16,464 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:16,465 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:16,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-02-10 23:32:16,465 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:16,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:16,465 INFO L85 PathProgramCache]: Analyzing trace with hash 1148419924, now seen corresponding path program 12 times [2022-02-10 23:32:16,465 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:16,465 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423784665] [2022-02-10 23:32:16,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:16,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:16,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:16,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:16,888 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:16,888 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423784665] [2022-02-10 23:32:16,888 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423784665] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:16,888 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:16,888 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:16,888 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949415536] [2022-02-10 23:32:16,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:16,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:16,888 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:16,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:16,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:16,889 INFO L87 Difference]: Start difference. First operand 6832 states and 18878 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:18,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:18,489 INFO L93 Difference]: Finished difference Result 8275 states and 22380 transitions. [2022-02-10 23:32:18,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:32:18,489 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:18,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:18,501 INFO L225 Difference]: With dead ends: 8275 [2022-02-10 23:32:18,502 INFO L226 Difference]: Without dead ends: 8275 [2022-02-10 23:32:18,502 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:32:18,502 INFO L934 BasicCegarLoop]: 377 mSDtfsCounter, 1253 mSDsluCounter, 2000 mSDsCounter, 0 mSdLazyCounter, 1776 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1253 SdHoareTripleChecker+Valid, 2305 SdHoareTripleChecker+Invalid, 1889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 1776 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:18,502 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1253 Valid, 2305 Invalid, 1889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 1776 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:32:18,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8275 states. [2022-02-10 23:32:18,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8275 to 6895. [2022-02-10 23:32:18,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6895 states, 6891 states have (on average 2.7665070381657233) internal successors, (19064), 6894 states have internal predecessors, (19064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:18,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6895 states to 6895 states and 19064 transitions. [2022-02-10 23:32:18,593 INFO L78 Accepts]: Start accepts. Automaton has 6895 states and 19064 transitions. Word has length 98 [2022-02-10 23:32:18,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:18,593 INFO L470 AbstractCegarLoop]: Abstraction has 6895 states and 19064 transitions. [2022-02-10 23:32:18,593 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) [2022-02-10 23:32:18,593 INFO L276 IsEmpty]: Start isEmpty. Operand 6895 states and 19064 transitions. [2022-02-10 23:32:18,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:18,598 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:18,598 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:18,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-02-10 23:32:18,599 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:18,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:18,599 INFO L85 PathProgramCache]: Analyzing trace with hash -2093733432, now seen corresponding path program 13 times [2022-02-10 23:32:18,599 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:18,599 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426221025] [2022-02-10 23:32:18,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:18,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:18,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:19,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:19,057 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:19,057 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426221025] [2022-02-10 23:32:19,057 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426221025] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:19,057 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:19,057 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:19,057 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775904139] [2022-02-10 23:32:19,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:19,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:19,057 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:19,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:19,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:19,058 INFO L87 Difference]: Start difference. First operand 6895 states and 19064 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:20,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:20,769 INFO L93 Difference]: Finished difference Result 8457 states and 22916 transitions. [2022-02-10 23:32:20,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:20,769 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:20,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:20,782 INFO L225 Difference]: With dead ends: 8457 [2022-02-10 23:32:20,782 INFO L226 Difference]: Without dead ends: 8457 [2022-02-10 23:32:20,782 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:20,782 INFO L934 BasicCegarLoop]: 386 mSDtfsCounter, 1297 mSDsluCounter, 1853 mSDsCounter, 0 mSdLazyCounter, 1689 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1297 SdHoareTripleChecker+Valid, 2171 SdHoareTripleChecker+Invalid, 1802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 1689 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:20,782 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1297 Valid, 2171 Invalid, 1802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 1689 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:32:20,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8457 states. [2022-02-10 23:32:20,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8457 to 6874. [2022-02-10 23:32:20,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6874 states, 6870 states have (on average 2.7659388646288208) internal successors, (19002), 6873 states have internal predecessors, (19002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:20,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 19002 transitions. [2022-02-10 23:32:20,880 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 19002 transitions. Word has length 98 [2022-02-10 23:32:20,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:20,880 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 19002 transitions. [2022-02-10 23:32:20,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:20,880 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 19002 transitions. [2022-02-10 23:32:20,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:20,886 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:20,886 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:20,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-02-10 23:32:20,886 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:20,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:20,886 INFO L85 PathProgramCache]: Analyzing trace with hash -2109194228, now seen corresponding path program 14 times [2022-02-10 23:32:20,887 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:20,887 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690333793] [2022-02-10 23:32:20,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:20,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:20,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:21,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:21,415 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:21,415 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690333793] [2022-02-10 23:32:21,415 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690333793] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:21,415 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:21,415 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:21,415 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856521768] [2022-02-10 23:32:21,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:21,415 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:21,415 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:21,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:21,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:21,416 INFO L87 Difference]: Start difference. First operand 6874 states and 19002 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:23,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:23,323 INFO L93 Difference]: Finished difference Result 8639 states and 23452 transitions. [2022-02-10 23:32:23,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:23,323 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:23,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:23,336 INFO L225 Difference]: With dead ends: 8639 [2022-02-10 23:32:23,336 INFO L226 Difference]: Without dead ends: 8639 [2022-02-10 23:32:23,336 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:23,337 INFO L934 BasicCegarLoop]: 386 mSDtfsCounter, 1365 mSDsluCounter, 2167 mSDsCounter, 0 mSdLazyCounter, 1994 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1365 SdHoareTripleChecker+Valid, 2476 SdHoareTripleChecker+Invalid, 2105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 1994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:23,337 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1365 Valid, 2476 Invalid, 2105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 1994 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:32:23,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8639 states. [2022-02-10 23:32:23,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8639 to 6853. [2022-02-10 23:32:23,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6853 states, 6849 states have (on average 2.765367206891517) internal successors, (18940), 6852 states have internal predecessors, (18940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:23,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 18940 transitions. [2022-02-10 23:32:23,427 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 18940 transitions. Word has length 98 [2022-02-10 23:32:23,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:23,427 INFO L470 AbstractCegarLoop]: Abstraction has 6853 states and 18940 transitions. [2022-02-10 23:32:23,428 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:23,428 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 18940 transitions. [2022-02-10 23:32:23,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:23,432 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:23,433 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:23,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-02-10 23:32:23,433 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:23,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:23,433 INFO L85 PathProgramCache]: Analyzing trace with hash -1006903778, now seen corresponding path program 15 times [2022-02-10 23:32:23,433 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:23,433 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088027944] [2022-02-10 23:32:23,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:23,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:23,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:24,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:24,037 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:24,038 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088027944] [2022-02-10 23:32:24,038 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088027944] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:24,038 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:24,038 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:24,038 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885809502] [2022-02-10 23:32:24,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:24,038 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:24,038 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:24,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:24,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:24,038 INFO L87 Difference]: Start difference. First operand 6853 states and 18940 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:25,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:25,803 INFO L93 Difference]: Finished difference Result 8242 states and 22353 transitions. [2022-02-10 23:32:25,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:25,803 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:25,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:25,819 INFO L225 Difference]: With dead ends: 8242 [2022-02-10 23:32:25,820 INFO L226 Difference]: Without dead ends: 8242 [2022-02-10 23:32:25,820 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:25,820 INFO L934 BasicCegarLoop]: 385 mSDtfsCounter, 1235 mSDsluCounter, 2041 mSDsCounter, 0 mSdLazyCounter, 1834 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 2353 SdHoareTripleChecker+Invalid, 1946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1834 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:25,821 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 2353 Invalid, 1946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1834 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:32:25,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8242 states. [2022-02-10 23:32:25,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8242 to 6832. [2022-02-10 23:32:25,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6832 states, 6828 states have (on average 2.7647920328060924) internal successors, (18878), 6831 states have internal predecessors, (18878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:25,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-02-10 23:32:25,920 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-02-10 23:32:25,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:25,920 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-02-10 23:32:25,920 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:25,921 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-02-10 23:32:25,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:25,926 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:25,926 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:25,926 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-02-10 23:32:25,926 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:25,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:25,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1937231488, now seen corresponding path program 16 times [2022-02-10 23:32:25,927 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:25,927 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905634781] [2022-02-10 23:32:25,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:25,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:25,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:26,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:26,341 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:26,341 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905634781] [2022-02-10 23:32:26,341 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905634781] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:26,341 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:26,341 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:26,341 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985250043] [2022-02-10 23:32:26,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:26,342 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:26,342 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:26,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:26,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:26,342 INFO L87 Difference]: Start difference. First operand 6832 states and 18878 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:27,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:27,873 INFO L93 Difference]: Finished difference Result 9001 states and 24449 transitions. [2022-02-10 23:32:27,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:32:27,873 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:27,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:27,887 INFO L225 Difference]: With dead ends: 9001 [2022-02-10 23:32:27,887 INFO L226 Difference]: Without dead ends: 9001 [2022-02-10 23:32:27,887 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:32:27,888 INFO L934 BasicCegarLoop]: 349 mSDtfsCounter, 1053 mSDsluCounter, 1754 mSDsCounter, 0 mSdLazyCounter, 1578 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1053 SdHoareTripleChecker+Valid, 2053 SdHoareTripleChecker+Invalid, 1688 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 1578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:27,888 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1053 Valid, 2053 Invalid, 1688 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1578 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:32:27,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9001 states. [2022-02-10 23:32:27,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9001 to 6958. [2022-02-10 23:32:27,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6958 states, 6954 states have (on average 2.7681909692263447) internal successors, (19250), 6957 states have internal predecessors, (19250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:27,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-02-10 23:32:27,989 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-02-10 23:32:27,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:27,989 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-02-10 23:32:27,990 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:27,990 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-02-10 23:32:27,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:27,995 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:27,995 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:27,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-02-10 23:32:27,995 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:27,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:27,996 INFO L85 PathProgramCache]: Analyzing trace with hash -644149270, now seen corresponding path program 17 times [2022-02-10 23:32:27,996 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:27,996 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442261738] [2022-02-10 23:32:27,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:27,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:28,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:28,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:28,498 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:28,498 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442261738] [2022-02-10 23:32:28,498 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442261738] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:28,498 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:28,498 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:28,498 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064557438] [2022-02-10 23:32:28,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:28,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:28,498 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:28,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:28,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:28,499 INFO L87 Difference]: Start difference. First operand 6958 states and 19250 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:29,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:29,889 INFO L93 Difference]: Finished difference Result 9335 states and 25360 transitions. [2022-02-10 23:32:29,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:32:29,889 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:29,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:29,903 INFO L225 Difference]: With dead ends: 9335 [2022-02-10 23:32:29,903 INFO L226 Difference]: Without dead ends: 9335 [2022-02-10 23:32:29,903 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:32:29,904 INFO L934 BasicCegarLoop]: 358 mSDtfsCounter, 1127 mSDsluCounter, 1467 mSDsCounter, 0 mSdLazyCounter, 1288 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1127 SdHoareTripleChecker+Valid, 1783 SdHoareTripleChecker+Invalid, 1439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:29,904 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1127 Valid, 1783 Invalid, 1439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1288 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:32:29,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9335 states. [2022-02-10 23:32:29,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9335 to 6979. [2022-02-10 23:32:29,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6979 states, 6975 states have (on average 2.7687455197132618) internal successors, (19312), 6978 states have internal predecessors, (19312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:30,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-02-10 23:32:30,003 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-02-10 23:32:30,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:30,003 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-02-10 23:32:30,004 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:30,004 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-02-10 23:32:30,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:30,010 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:30,010 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:30,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-02-10 23:32:30,010 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:30,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:30,011 INFO L85 PathProgramCache]: Analyzing trace with hash 408664670, now seen corresponding path program 18 times [2022-02-10 23:32:30,011 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:30,011 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758989146] [2022-02-10 23:32:30,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:30,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:30,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:30,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:30,447 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:30,447 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758989146] [2022-02-10 23:32:30,447 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758989146] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:30,447 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:30,447 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:30,447 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861276969] [2022-02-10 23:32:30,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:30,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:30,447 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:30,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:30,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:30,448 INFO L87 Difference]: Start difference. First operand 6979 states and 19312 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:32,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:32,192 INFO L93 Difference]: Finished difference Result 9204 states and 25047 transitions. [2022-02-10 23:32:32,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:32,193 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:32,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:32,206 INFO L225 Difference]: With dead ends: 9204 [2022-02-10 23:32:32,206 INFO L226 Difference]: Without dead ends: 9204 [2022-02-10 23:32:32,206 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:32,207 INFO L934 BasicCegarLoop]: 367 mSDtfsCounter, 1361 mSDsluCounter, 1743 mSDsCounter, 0 mSdLazyCounter, 1582 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1361 SdHoareTripleChecker+Valid, 2066 SdHoareTripleChecker+Invalid, 1730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1582 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:32,207 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1361 Valid, 2066 Invalid, 1730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1582 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:32:32,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9204 states. [2022-02-10 23:32:32,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9204 to 6916. [2022-02-10 23:32:32,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 6912 states have (on average 2.767071759259259) internal successors, (19126), 6915 states have internal predecessors, (19126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:32,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-02-10 23:32:32,308 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-02-10 23:32:32,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:32,308 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-02-10 23:32:32,308 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:32,308 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-02-10 23:32:32,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:32,314 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:32,314 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:32,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-02-10 23:32:32,314 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:32,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:32,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1978740600, now seen corresponding path program 19 times [2022-02-10 23:32:32,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:32,314 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505137711] [2022-02-10 23:32:32,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:32,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:32,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:32,690 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:32,690 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505137711] [2022-02-10 23:32:32,690 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505137711] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:32,690 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:32,691 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:32,691 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655717978] [2022-02-10 23:32:32,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:32,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:32,691 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:32,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:32,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:32,691 INFO L87 Difference]: Start difference. First operand 6916 states and 19126 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:34,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:34,508 INFO L93 Difference]: Finished difference Result 9123 states and 24834 transitions. [2022-02-10 23:32:34,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:32:34,509 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:34,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:34,522 INFO L225 Difference]: With dead ends: 9123 [2022-02-10 23:32:34,522 INFO L226 Difference]: Without dead ends: 9123 [2022-02-10 23:32:34,523 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:32:34,523 INFO L934 BasicCegarLoop]: 365 mSDtfsCounter, 1264 mSDsluCounter, 2050 mSDsCounter, 0 mSdLazyCounter, 1817 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1264 SdHoareTripleChecker+Valid, 2361 SdHoareTripleChecker+Invalid, 1954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:34,523 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1264 Valid, 2361 Invalid, 1954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1817 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:32:34,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9123 states. [2022-02-10 23:32:34,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9123 to 6958. [2022-02-10 23:32:34,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6958 states, 6954 states have (on average 2.7681909692263447) internal successors, (19250), 6957 states have internal predecessors, (19250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:34,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-02-10 23:32:34,626 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-02-10 23:32:34,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:34,626 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-02-10 23:32:34,627 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:34,627 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-02-10 23:32:34,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:34,632 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:34,632 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:34,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-02-10 23:32:34,632 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:34,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:34,632 INFO L85 PathProgramCache]: Analyzing trace with hash -925926660, now seen corresponding path program 20 times [2022-02-10 23:32:34,632 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:34,633 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115689830] [2022-02-10 23:32:34,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:34,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:34,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:35,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:35,107 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:35,107 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115689830] [2022-02-10 23:32:35,107 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115689830] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:35,108 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:35,108 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:35,108 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361989393] [2022-02-10 23:32:35,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:35,108 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:35,108 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:35,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:35,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:35,108 INFO L87 Difference]: Start difference. First operand 6958 states and 19250 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:36,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:36,807 INFO L93 Difference]: Finished difference Result 9305 states and 25370 transitions. [2022-02-10 23:32:36,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:36,808 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 [2022-02-10 23:32:36,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:36,822 INFO L225 Difference]: With dead ends: 9305 [2022-02-10 23:32:36,822 INFO L226 Difference]: Without dead ends: 9305 [2022-02-10 23:32:36,822 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:36,822 INFO L934 BasicCegarLoop]: 374 mSDtfsCounter, 1311 mSDsluCounter, 1561 mSDsCounter, 0 mSdLazyCounter, 1519 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1311 SdHoareTripleChecker+Valid, 1896 SdHoareTripleChecker+Invalid, 1641 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1519 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:36,822 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1311 Valid, 1896 Invalid, 1641 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1519 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:32:36,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9305 states. [2022-02-10 23:32:36,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9305 to 6937. [2022-02-10 23:32:36,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6937 states, 6933 states have (on average 2.7676330592816965) internal successors, (19188), 6936 states have internal predecessors, (19188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:36,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6937 states to 6937 states and 19188 transitions. [2022-02-10 23:32:36,926 INFO L78 Accepts]: Start accepts. Automaton has 6937 states and 19188 transitions. Word has length 98 [2022-02-10 23:32:36,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:36,926 INFO L470 AbstractCegarLoop]: Abstraction has 6937 states and 19188 transitions. [2022-02-10 23:32:36,926 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:36,926 INFO L276 IsEmpty]: Start isEmpty. Operand 6937 states and 19188 transitions. [2022-02-10 23:32:36,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:36,931 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:36,931 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:36,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-02-10 23:32:36,932 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:36,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:36,932 INFO L85 PathProgramCache]: Analyzing trace with hash -941387456, now seen corresponding path program 21 times [2022-02-10 23:32:36,932 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:36,932 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184600907] [2022-02-10 23:32:36,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:36,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:37,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:37,561 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:37,561 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184600907] [2022-02-10 23:32:37,561 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184600907] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:37,561 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:37,561 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:37,561 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379907216] [2022-02-10 23:32:37,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:37,561 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:37,562 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:37,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:37,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:37,563 INFO L87 Difference]: Start difference. First operand 6937 states and 19188 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:39,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:39,258 INFO L93 Difference]: Finished difference Result 9139 states and 24951 transitions. [2022-02-10 23:32:39,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:39,258 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:39,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:39,272 INFO L225 Difference]: With dead ends: 9139 [2022-02-10 23:32:39,272 INFO L226 Difference]: Without dead ends: 9139 [2022-02-10 23:32:39,273 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:39,273 INFO L934 BasicCegarLoop]: 374 mSDtfsCounter, 1117 mSDsluCounter, 1763 mSDsCounter, 0 mSdLazyCounter, 1594 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1117 SdHoareTripleChecker+Valid, 2090 SdHoareTripleChecker+Invalid, 1747 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 1594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:39,273 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1117 Valid, 2090 Invalid, 1747 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 1594 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:32:39,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9139 states. [2022-02-10 23:32:39,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9139 to 6874. [2022-02-10 23:32:39,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6874 states, 6870 states have (on average 2.7659388646288208) internal successors, (19002), 6873 states have internal predecessors, (19002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:39,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 19002 transitions. [2022-02-10 23:32:39,375 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 19002 transitions. Word has length 98 [2022-02-10 23:32:39,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:39,376 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 19002 transitions. [2022-02-10 23:32:39,376 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:39,376 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 19002 transitions. [2022-02-10 23:32:39,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:39,381 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:39,381 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:39,381 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-02-10 23:32:39,382 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:39,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:39,382 INFO L85 PathProgramCache]: Analyzing trace with hash 1652468672, now seen corresponding path program 22 times [2022-02-10 23:32:39,382 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:39,382 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790581919] [2022-02-10 23:32:39,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:39,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:39,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:39,838 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:39,838 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790581919] [2022-02-10 23:32:39,838 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790581919] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:39,838 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:39,838 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:39,838 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263000826] [2022-02-10 23:32:39,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:39,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:39,838 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:39,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:39,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:39,839 INFO L87 Difference]: Start difference. First operand 6874 states and 19002 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:41,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:41,411 INFO L93 Difference]: Finished difference Result 8313 states and 22517 transitions. [2022-02-10 23:32:41,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:32:41,412 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:41,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:41,423 INFO L225 Difference]: With dead ends: 8313 [2022-02-10 23:32:41,423 INFO L226 Difference]: Without dead ends: 8313 [2022-02-10 23:32:41,423 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:32:41,423 INFO L934 BasicCegarLoop]: 341 mSDtfsCounter, 1136 mSDsluCounter, 1674 mSDsCounter, 0 mSdLazyCounter, 1516 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1136 SdHoareTripleChecker+Valid, 1967 SdHoareTripleChecker+Invalid, 1621 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:41,423 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1136 Valid, 1967 Invalid, 1621 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1516 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:32:41,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8313 states. [2022-02-10 23:32:41,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8313 to 6916. [2022-02-10 23:32:41,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 6912 states have (on average 2.767071759259259) internal successors, (19126), 6915 states have internal predecessors, (19126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:41,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-02-10 23:32:41,517 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-02-10 23:32:41,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:41,517 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-02-10 23:32:41,517 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:41,517 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-02-10 23:32:41,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:41,523 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:41,523 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:41,523 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-02-10 23:32:41,523 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:41,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:41,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1947252326, now seen corresponding path program 23 times [2022-02-10 23:32:41,524 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:41,524 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754695518] [2022-02-10 23:32:41,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:41,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:41,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:41,906 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:41,906 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754695518] [2022-02-10 23:32:41,906 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754695518] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:41,906 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:41,906 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:41,906 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224117515] [2022-02-10 23:32:41,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:41,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:41,906 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:41,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:41,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:41,907 INFO L87 Difference]: Start difference. First operand 6916 states and 19126 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:43,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:43,138 INFO L93 Difference]: Finished difference Result 8777 states and 23787 transitions. [2022-02-10 23:32:43,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:32:43,139 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:43,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:43,152 INFO L225 Difference]: With dead ends: 8777 [2022-02-10 23:32:43,152 INFO L226 Difference]: Without dead ends: 8777 [2022-02-10 23:32:43,153 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:32:43,153 INFO L934 BasicCegarLoop]: 355 mSDtfsCounter, 1379 mSDsluCounter, 1046 mSDsCounter, 0 mSdLazyCounter, 1030 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1379 SdHoareTripleChecker+Valid, 1370 SdHoareTripleChecker+Invalid, 1205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1030 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:43,153 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1379 Valid, 1370 Invalid, 1205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1030 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:32:43,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8777 states. [2022-02-10 23:32:43,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8777 to 6958. [2022-02-10 23:32:43,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6958 states, 6954 states have (on average 2.7681909692263447) internal successors, (19250), 6957 states have internal predecessors, (19250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:43,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-02-10 23:32:43,263 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-02-10 23:32:43,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:43,263 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-02-10 23:32:43,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:43,263 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-02-10 23:32:43,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:43,268 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:43,268 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:43,268 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-02-10 23:32:43,269 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:43,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:43,269 INFO L85 PathProgramCache]: Analyzing trace with hash 92140040, now seen corresponding path program 24 times [2022-02-10 23:32:43,269 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:43,269 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258659751] [2022-02-10 23:32:43,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:43,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:43,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:43,651 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:43,651 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258659751] [2022-02-10 23:32:43,651 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258659751] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:43,651 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:43,651 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:43,651 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348863580] [2022-02-10 23:32:43,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:43,651 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:43,651 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:43,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:43,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:43,652 INFO L87 Difference]: Start difference. First operand 6958 states and 19250 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:45,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:45,644 INFO L93 Difference]: Finished difference Result 8689 states and 23552 transitions. [2022-02-10 23:32:45,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:32:45,644 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 [2022-02-10 23:32:45,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:45,660 INFO L225 Difference]: With dead ends: 8689 [2022-02-10 23:32:45,661 INFO L226 Difference]: Without dead ends: 8689 [2022-02-10 23:32:45,661 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:32:45,661 INFO L934 BasicCegarLoop]: 364 mSDtfsCounter, 1144 mSDsluCounter, 2433 mSDsCounter, 0 mSdLazyCounter, 2156 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1144 SdHoareTripleChecker+Valid, 2735 SdHoareTripleChecker+Invalid, 2258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 2156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:45,661 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1144 Valid, 2735 Invalid, 2258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 2156 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:32:45,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8689 states. [2022-02-10 23:32:45,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8689 to 6979. [2022-02-10 23:32:45,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6979 states, 6975 states have (on average 2.7687455197132618) internal successors, (19312), 6978 states have internal predecessors, (19312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:45,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-02-10 23:32:45,760 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-02-10 23:32:45,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:45,760 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-02-10 23:32:45,760 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:45,760 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-02-10 23:32:45,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:45,766 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:45,766 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:45,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-02-10 23:32:45,766 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:45,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:45,766 INFO L85 PathProgramCache]: Analyzing trace with hash 1144953980, now seen corresponding path program 25 times [2022-02-10 23:32:45,766 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:45,766 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16152056] [2022-02-10 23:32:45,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:45,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:45,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:46,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:46,264 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:46,264 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16152056] [2022-02-10 23:32:46,264 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16152056] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:46,264 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:46,264 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:46,265 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809768813] [2022-02-10 23:32:46,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:46,265 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:46,265 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:46,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:46,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:46,265 INFO L87 Difference]: Start difference. First operand 6979 states and 19312 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:48,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:48,237 INFO L93 Difference]: Finished difference Result 8558 states and 23239 transitions. [2022-02-10 23:32:48,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:48,237 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:48,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:48,251 INFO L225 Difference]: With dead ends: 8558 [2022-02-10 23:32:48,251 INFO L226 Difference]: Without dead ends: 8558 [2022-02-10 23:32:48,251 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:48,252 INFO L934 BasicCegarLoop]: 373 mSDtfsCounter, 1304 mSDsluCounter, 2054 mSDsCounter, 0 mSdLazyCounter, 1877 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1304 SdHoareTripleChecker+Valid, 2378 SdHoareTripleChecker+Invalid, 1985 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:48,252 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1304 Valid, 2378 Invalid, 1985 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1877 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:32:48,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8558 states. [2022-02-10 23:32:48,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8558 to 6916. [2022-02-10 23:32:48,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 6912 states have (on average 2.767071759259259) internal successors, (19126), 6915 states have internal predecessors, (19126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:48,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-02-10 23:32:48,359 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-02-10 23:32:48,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:48,359 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-02-10 23:32:48,359 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:48,360 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-02-10 23:32:48,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:48,365 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:48,365 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:48,365 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-02-10 23:32:48,365 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:48,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:48,365 INFO L85 PathProgramCache]: Analyzing trace with hash 1458428488, now seen corresponding path program 26 times [2022-02-10 23:32:48,365 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:48,365 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449835509] [2022-02-10 23:32:48,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:48,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:48,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:48,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:48,766 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:48,766 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449835509] [2022-02-10 23:32:48,766 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449835509] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:48,766 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:48,766 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:48,766 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012456422] [2022-02-10 23:32:48,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:48,766 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:48,766 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:48,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:48,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:48,767 INFO L87 Difference]: Start difference. First operand 6916 states and 19126 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:50,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:50,323 INFO L93 Difference]: Finished difference Result 8749 states and 23705 transitions. [2022-02-10 23:32:50,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:32:50,323 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:50,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:50,336 INFO L225 Difference]: With dead ends: 8749 [2022-02-10 23:32:50,337 INFO L226 Difference]: Without dead ends: 8749 [2022-02-10 23:32:50,337 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:32:50,337 INFO L934 BasicCegarLoop]: 352 mSDtfsCounter, 1157 mSDsluCounter, 1872 mSDsCounter, 0 mSdLazyCounter, 1649 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1157 SdHoareTripleChecker+Valid, 2178 SdHoareTripleChecker+Invalid, 1763 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:50,337 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1157 Valid, 2178 Invalid, 1763 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1649 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:32:50,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8749 states. [2022-02-10 23:32:50,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8749 to 7042. [2022-02-10 23:32:50,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7042 states, 7038 states have (on average 2.7703893151463483) internal successors, (19498), 7041 states have internal predecessors, (19498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:50,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7042 states to 7042 states and 19498 transitions. [2022-02-10 23:32:50,446 INFO L78 Accepts]: Start accepts. Automaton has 7042 states and 19498 transitions. Word has length 98 [2022-02-10 23:32:50,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:50,447 INFO L470 AbstractCegarLoop]: Abstraction has 7042 states and 19498 transitions. [2022-02-10 23:32:50,447 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:50,447 INFO L276 IsEmpty]: Start isEmpty. Operand 7042 states and 19498 transitions. [2022-02-10 23:32:50,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:50,452 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:50,452 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:50,452 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-02-10 23:32:50,452 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:50,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:50,452 INFO L85 PathProgramCache]: Analyzing trace with hash -1122952270, now seen corresponding path program 27 times [2022-02-10 23:32:50,452 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:50,453 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709342183] [2022-02-10 23:32:50,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:50,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:50,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:50,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:50,859 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:50,859 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709342183] [2022-02-10 23:32:50,859 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709342183] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:50,859 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:50,859 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:50,860 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454308424] [2022-02-10 23:32:50,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:50,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:50,862 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:50,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:50,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:50,862 INFO L87 Difference]: Start difference. First operand 7042 states and 19498 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:52,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:52,241 INFO L93 Difference]: Finished difference Result 9083 states and 24616 transitions. [2022-02-10 23:32:52,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:32:52,242 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:52,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:52,255 INFO L225 Difference]: With dead ends: 9083 [2022-02-10 23:32:52,255 INFO L226 Difference]: Without dead ends: 9083 [2022-02-10 23:32:52,255 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:32:52,256 INFO L934 BasicCegarLoop]: 361 mSDtfsCounter, 1154 mSDsluCounter, 1401 mSDsCounter, 0 mSdLazyCounter, 1288 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1154 SdHoareTripleChecker+Valid, 1720 SdHoareTripleChecker+Invalid, 1406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:52,256 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1154 Valid, 1720 Invalid, 1406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1288 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:32:52,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9083 states. [2022-02-10 23:32:52,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9083 to 7063. [2022-02-10 23:32:52,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7063 states, 7059 states have (on average 2.7709307267318315) internal successors, (19560), 7062 states have internal predecessors, (19560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:52,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7063 states to 7063 states and 19560 transitions. [2022-02-10 23:32:52,353 INFO L78 Accepts]: Start accepts. Automaton has 7063 states and 19560 transitions. Word has length 98 [2022-02-10 23:32:52,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:52,353 INFO L470 AbstractCegarLoop]: Abstraction has 7063 states and 19560 transitions. [2022-02-10 23:32:52,353 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:52,353 INFO L276 IsEmpty]: Start isEmpty. Operand 7063 states and 19560 transitions. [2022-02-10 23:32:52,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:52,358 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:52,358 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:52,358 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-02-10 23:32:52,359 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:52,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:52,359 INFO L85 PathProgramCache]: Analyzing trace with hash -70138330, now seen corresponding path program 28 times [2022-02-10 23:32:52,359 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:52,359 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752376203] [2022-02-10 23:32:52,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:52,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:52,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:52,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:52,832 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:52,832 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752376203] [2022-02-10 23:32:52,832 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752376203] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:52,832 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:52,832 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:52,833 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680519974] [2022-02-10 23:32:52,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:52,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:52,833 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:52,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:52,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:52,833 INFO L87 Difference]: Start difference. First operand 7063 states and 19560 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:54,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:54,434 INFO L93 Difference]: Finished difference Result 8952 states and 24303 transitions. [2022-02-10 23:32:54,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:54,435 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:54,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:54,448 INFO L225 Difference]: With dead ends: 8952 [2022-02-10 23:32:54,448 INFO L226 Difference]: Without dead ends: 8952 [2022-02-10 23:32:54,449 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:54,449 INFO L934 BasicCegarLoop]: 370 mSDtfsCounter, 1325 mSDsluCounter, 1512 mSDsCounter, 0 mSdLazyCounter, 1432 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1325 SdHoareTripleChecker+Valid, 1845 SdHoareTripleChecker+Invalid, 1554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1432 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:54,449 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1325 Valid, 1845 Invalid, 1554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1432 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:32:54,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8952 states. [2022-02-10 23:32:54,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8952 to 7000. [2022-02-10 23:32:54,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7000 states, 6996 states have (on average 2.769296740994854) internal successors, (19374), 6999 states have internal predecessors, (19374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:54,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7000 states to 7000 states and 19374 transitions. [2022-02-10 23:32:54,550 INFO L78 Accepts]: Start accepts. Automaton has 7000 states and 19374 transitions. Word has length 98 [2022-02-10 23:32:54,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:54,550 INFO L470 AbstractCegarLoop]: Abstraction has 7000 states and 19374 transitions. [2022-02-10 23:32:54,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:54,550 INFO L276 IsEmpty]: Start isEmpty. Operand 7000 states and 19374 transitions. [2022-02-10 23:32:54,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:54,555 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:54,555 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:54,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-02-10 23:32:54,556 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:54,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:54,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1837423696, now seen corresponding path program 29 times [2022-02-10 23:32:54,556 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:54,556 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487559969] [2022-02-10 23:32:54,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:54,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:54,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:54,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:54,940 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:54,940 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487559969] [2022-02-10 23:32:54,940 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487559969] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:54,940 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:54,940 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:54,940 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086417906] [2022-02-10 23:32:54,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:54,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:54,940 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:54,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:54,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:54,941 INFO L87 Difference]: Start difference. First operand 7000 states and 19374 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:56,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:56,616 INFO L93 Difference]: Finished difference Result 9223 states and 25030 transitions. [2022-02-10 23:32:56,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:32:56,617 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:56,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:56,631 INFO L225 Difference]: With dead ends: 9223 [2022-02-10 23:32:56,631 INFO L226 Difference]: Without dead ends: 9223 [2022-02-10 23:32:56,631 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:32:56,631 INFO L934 BasicCegarLoop]: 361 mSDtfsCounter, 1140 mSDsluCounter, 2056 mSDsCounter, 0 mSdLazyCounter, 1810 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1140 SdHoareTripleChecker+Valid, 2363 SdHoareTripleChecker+Invalid, 1932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1810 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:56,631 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1140 Valid, 2363 Invalid, 1932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1810 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:32:56,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9223 states. [2022-02-10 23:32:56,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9223 to 7042. [2022-02-10 23:32:56,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7042 states, 7038 states have (on average 2.7703893151463483) internal successors, (19498), 7041 states have internal predecessors, (19498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:56,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7042 states to 7042 states and 19498 transitions. [2022-02-10 23:32:56,737 INFO L78 Accepts]: Start accepts. Automaton has 7042 states and 19498 transitions. Word has length 98 [2022-02-10 23:32:56,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:56,737 INFO L470 AbstractCegarLoop]: Abstraction has 7042 states and 19498 transitions. [2022-02-10 23:32:56,737 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:56,738 INFO L276 IsEmpty]: Start isEmpty. Operand 7042 states and 19498 transitions. [2022-02-10 23:32:56,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:56,743 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:56,743 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:56,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-02-10 23:32:56,743 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:56,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:56,743 INFO L85 PathProgramCache]: Analyzing trace with hash -1404729660, now seen corresponding path program 30 times [2022-02-10 23:32:56,743 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:56,743 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089051211] [2022-02-10 23:32:56,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:56,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:57,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:57,204 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:57,204 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089051211] [2022-02-10 23:32:57,204 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089051211] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:57,204 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:57,204 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:57,204 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167905676] [2022-02-10 23:32:57,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:57,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:57,205 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:57,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:57,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:57,205 INFO L87 Difference]: Start difference. First operand 7042 states and 19498 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:59,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:59,163 INFO L93 Difference]: Finished difference Result 9405 states and 25566 transitions. [2022-02-10 23:32:59,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:59,165 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:59,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:59,179 INFO L225 Difference]: With dead ends: 9405 [2022-02-10 23:32:59,179 INFO L226 Difference]: Without dead ends: 9405 [2022-02-10 23:32:59,179 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:59,179 INFO L934 BasicCegarLoop]: 370 mSDtfsCounter, 1297 mSDsluCounter, 2123 mSDsCounter, 0 mSdLazyCounter, 1963 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1297 SdHoareTripleChecker+Valid, 2441 SdHoareTripleChecker+Invalid, 2084 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1963 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:59,180 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1297 Valid, 2441 Invalid, 2084 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1963 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:32:59,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9405 states. [2022-02-10 23:32:59,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9405 to 7021. [2022-02-10 23:32:59,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7021 states, 7017 states have (on average 2.7698446629613795) internal successors, (19436), 7020 states have internal predecessors, (19436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:59,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7021 states to 7021 states and 19436 transitions. [2022-02-10 23:32:59,279 INFO L78 Accepts]: Start accepts. Automaton has 7021 states and 19436 transitions. Word has length 98 [2022-02-10 23:32:59,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:59,279 INFO L470 AbstractCegarLoop]: Abstraction has 7021 states and 19436 transitions. [2022-02-10 23:32:59,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:59,279 INFO L276 IsEmpty]: Start isEmpty. Operand 7021 states and 19436 transitions. [2022-02-10 23:32:59,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:59,284 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:59,285 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:59,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-02-10 23:32:59,285 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:59,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:59,285 INFO L85 PathProgramCache]: Analyzing trace with hash -1420190456, now seen corresponding path program 31 times [2022-02-10 23:32:59,285 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:59,285 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636295501] [2022-02-10 23:32:59,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:59,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:59,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:59,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:59,830 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:59,830 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636295501] [2022-02-10 23:32:59,830 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636295501] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:59,830 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:59,830 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:59,830 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485274195] [2022-02-10 23:32:59,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:59,831 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:59,831 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:59,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:59,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:59,831 INFO L87 Difference]: Start difference. First operand 7021 states and 19436 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:01,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:01,470 INFO L93 Difference]: Finished difference Result 9155 states and 24901 transitions. [2022-02-10 23:33:01,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:01,470 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:01,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:01,484 INFO L225 Difference]: With dead ends: 9155 [2022-02-10 23:33:01,484 INFO L226 Difference]: Without dead ends: 9155 [2022-02-10 23:33:01,485 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:01,485 INFO L934 BasicCegarLoop]: 370 mSDtfsCounter, 1201 mSDsluCounter, 1685 mSDsCounter, 0 mSdLazyCounter, 1595 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1201 SdHoareTripleChecker+Valid, 2008 SdHoareTripleChecker+Invalid, 1720 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:01,485 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1201 Valid, 2008 Invalid, 1720 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1595 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:33:01,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9155 states. [2022-02-10 23:33:01,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9155 to 6958. [2022-02-10 23:33:01,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6958 states, 6954 states have (on average 2.7681909692263447) internal successors, (19250), 6957 states have internal predecessors, (19250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:01,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-02-10 23:33:01,579 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-02-10 23:33:01,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:01,580 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-02-10 23:33:01,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:01,580 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-02-10 23:33:01,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:01,585 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:01,585 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:01,585 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-02-10 23:33:01,585 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:01,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:01,585 INFO L85 PathProgramCache]: Analyzing trace with hash 421272498, now seen corresponding path program 32 times [2022-02-10 23:33:01,585 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:01,585 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897491978] [2022-02-10 23:33:01,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:01,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:01,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:01,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:01,994 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:01,994 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897491978] [2022-02-10 23:33:01,994 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897491978] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:01,994 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:01,994 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:01,994 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116640300] [2022-02-10 23:33:01,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:01,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:01,995 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:01,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:01,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:01,995 INFO L87 Difference]: Start difference. First operand 6958 states and 19250 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:03,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:03,655 INFO L93 Difference]: Finished difference Result 8577 states and 23222 transitions. [2022-02-10 23:33:03,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:33:03,655 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:03,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:03,667 INFO L225 Difference]: With dead ends: 8577 [2022-02-10 23:33:03,668 INFO L226 Difference]: Without dead ends: 8577 [2022-02-10 23:33:03,668 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:33:03,668 INFO L934 BasicCegarLoop]: 359 mSDtfsCounter, 1072 mSDsluCounter, 1960 mSDsCounter, 0 mSdLazyCounter, 1792 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1072 SdHoareTripleChecker+Valid, 2265 SdHoareTripleChecker+Invalid, 1907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:03,668 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1072 Valid, 2265 Invalid, 1907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1792 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:33:03,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8577 states. [2022-02-10 23:33:03,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8577 to 7021. [2022-02-10 23:33:03,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7021 states, 7017 states have (on average 2.7698446629613795) internal successors, (19436), 7020 states have internal predecessors, (19436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:03,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7021 states to 7021 states and 19436 transitions. [2022-02-10 23:33:03,766 INFO L78 Accepts]: Start accepts. Automaton has 7021 states and 19436 transitions. Word has length 98 [2022-02-10 23:33:03,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:03,766 INFO L470 AbstractCegarLoop]: Abstraction has 7021 states and 19436 transitions. [2022-02-10 23:33:03,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:03,766 INFO L276 IsEmpty]: Start isEmpty. Operand 7021 states and 19436 transitions. [2022-02-10 23:33:03,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:03,772 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:03,772 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:03,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-02-10 23:33:03,772 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:03,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:03,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1474086438, now seen corresponding path program 33 times [2022-02-10 23:33:03,772 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:03,772 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837038516] [2022-02-10 23:33:03,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:03,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:04,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:04,280 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:04,280 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837038516] [2022-02-10 23:33:04,280 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837038516] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:04,280 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:04,280 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:04,280 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103173411] [2022-02-10 23:33:04,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:04,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:04,280 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:04,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:04,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:04,281 INFO L87 Difference]: Start difference. First operand 7021 states and 19436 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:06,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:06,060 INFO L93 Difference]: Finished difference Result 8759 states and 23758 transitions. [2022-02-10 23:33:06,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:06,060 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:06,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:06,073 INFO L225 Difference]: With dead ends: 8759 [2022-02-10 23:33:06,073 INFO L226 Difference]: Without dead ends: 8759 [2022-02-10 23:33:06,073 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:06,074 INFO L934 BasicCegarLoop]: 368 mSDtfsCounter, 1049 mSDsluCounter, 2059 mSDsCounter, 0 mSdLazyCounter, 1821 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1049 SdHoareTripleChecker+Valid, 2373 SdHoareTripleChecker+Invalid, 1945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:06,074 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1049 Valid, 2373 Invalid, 1945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1821 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:33:06,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8759 states. [2022-02-10 23:33:06,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8759 to 7000. [2022-02-10 23:33:06,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7000 states, 6996 states have (on average 2.769296740994854) internal successors, (19374), 6999 states have internal predecessors, (19374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:06,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7000 states to 7000 states and 19374 transitions. [2022-02-10 23:33:06,171 INFO L78 Accepts]: Start accepts. Automaton has 7000 states and 19374 transitions. Word has length 98 [2022-02-10 23:33:06,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:06,171 INFO L470 AbstractCegarLoop]: Abstraction has 7000 states and 19374 transitions. [2022-02-10 23:33:06,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:06,171 INFO L276 IsEmpty]: Start isEmpty. Operand 7000 states and 19374 transitions. [2022-02-10 23:33:06,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:06,177 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:06,177 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:06,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-02-10 23:33:06,177 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:06,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:06,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1458625642, now seen corresponding path program 34 times [2022-02-10 23:33:06,177 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:06,177 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113256892] [2022-02-10 23:33:06,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:06,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:06,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:06,721 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:06,721 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113256892] [2022-02-10 23:33:06,722 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113256892] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:06,722 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:06,722 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:06,722 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283918442] [2022-02-10 23:33:06,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:06,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:06,722 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:06,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:06,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:06,722 INFO L87 Difference]: Start difference. First operand 7000 states and 19374 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:08,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:08,481 INFO L93 Difference]: Finished difference Result 8941 states and 24294 transitions. [2022-02-10 23:33:08,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:08,482 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:08,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:08,495 INFO L225 Difference]: With dead ends: 8941 [2022-02-10 23:33:08,495 INFO L226 Difference]: Without dead ends: 8941 [2022-02-10 23:33:08,495 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=340, Invalid=782, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:08,495 INFO L934 BasicCegarLoop]: 368 mSDtfsCounter, 1161 mSDsluCounter, 1819 mSDsCounter, 0 mSdLazyCounter, 1713 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1161 SdHoareTripleChecker+Valid, 2142 SdHoareTripleChecker+Invalid, 1844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1713 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:08,495 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1161 Valid, 2142 Invalid, 1844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1713 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:33:08,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8941 states. [2022-02-10 23:33:08,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8941 to 6979. [2022-02-10 23:33:08,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6979 states, 6975 states have (on average 2.7687455197132618) internal successors, (19312), 6978 states have internal predecessors, (19312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:08,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-02-10 23:33:08,594 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-02-10 23:33:08,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:08,594 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-02-10 23:33:08,595 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) [2022-02-10 23:33:08,595 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-02-10 23:33:08,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:08,600 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:08,600 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:08,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-02-10 23:33:08,600 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:08,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:08,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1734051204, now seen corresponding path program 35 times [2022-02-10 23:33:08,600 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:08,600 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209159609] [2022-02-10 23:33:08,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:08,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:08,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:09,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:09,254 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:09,254 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209159609] [2022-02-10 23:33:09,254 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209159609] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:09,254 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:09,255 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:09,255 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365925250] [2022-02-10 23:33:09,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:09,255 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:09,255 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:09,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:09,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:09,255 INFO L87 Difference]: Start difference. First operand 6979 states and 19312 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:11,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:11,278 INFO L93 Difference]: Finished difference Result 8544 states and 23195 transitions. [2022-02-10 23:33:11,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:11,278 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:11,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:11,291 INFO L225 Difference]: With dead ends: 8544 [2022-02-10 23:33:11,291 INFO L226 Difference]: Without dead ends: 8544 [2022-02-10 23:33:11,291 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:11,292 INFO L934 BasicCegarLoop]: 367 mSDtfsCounter, 1201 mSDsluCounter, 2206 mSDsCounter, 0 mSdLazyCounter, 2052 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1201 SdHoareTripleChecker+Valid, 2518 SdHoareTripleChecker+Invalid, 2173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 2052 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:11,292 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1201 Valid, 2518 Invalid, 2173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 2052 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:33:11,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8544 states. [2022-02-10 23:33:11,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8544 to 6916. [2022-02-10 23:33:11,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 6912 states have (on average 2.767071759259259) internal successors, (19126), 6915 states have internal predecessors, (19126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:11,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-02-10 23:33:11,391 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-02-10 23:33:11,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:11,391 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-02-10 23:33:11,391 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:11,391 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-02-10 23:33:11,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:11,396 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:11,396 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:11,396 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-02-10 23:33:11,396 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:11,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:11,397 INFO L85 PathProgramCache]: Analyzing trace with hash -937643996, now seen corresponding path program 36 times [2022-02-10 23:33:11,397 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:11,397 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067634317] [2022-02-10 23:33:11,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:11,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:11,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:11,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:11,794 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:11,795 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067634317] [2022-02-10 23:33:11,795 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067634317] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:11,795 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:11,795 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:11,795 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71087355] [2022-02-10 23:33:11,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:11,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:11,795 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:11,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:11,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:11,795 INFO L87 Difference]: Start difference. First operand 6916 states and 19126 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:13,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:13,236 INFO L93 Difference]: Finished difference Result 8506 states and 23102 transitions. [2022-02-10 23:33:13,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:33:13,236 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 [2022-02-10 23:33:13,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:13,248 INFO L225 Difference]: With dead ends: 8506 [2022-02-10 23:33:13,248 INFO L226 Difference]: Without dead ends: 8506 [2022-02-10 23:33:13,249 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:33:13,249 INFO L934 BasicCegarLoop]: 304 mSDtfsCounter, 1065 mSDsluCounter, 1510 mSDsCounter, 0 mSdLazyCounter, 1397 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1065 SdHoareTripleChecker+Valid, 1794 SdHoareTripleChecker+Invalid, 1511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:13,249 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1065 Valid, 1794 Invalid, 1511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1397 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:33:13,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8506 states. [2022-02-10 23:33:13,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8506 to 7025. [2022-02-10 23:33:13,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7025 states, 7021 states have (on average 2.7699757869249395) internal successors, (19448), 7024 states have internal predecessors, (19448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:13,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7025 states to 7025 states and 19448 transitions. [2022-02-10 23:33:13,341 INFO L78 Accepts]: Start accepts. Automaton has 7025 states and 19448 transitions. Word has length 98 [2022-02-10 23:33:13,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:13,342 INFO L470 AbstractCegarLoop]: Abstraction has 7025 states and 19448 transitions. [2022-02-10 23:33:13,342 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) [2022-02-10 23:33:13,342 INFO L276 IsEmpty]: Start isEmpty. Operand 7025 states and 19448 transitions. [2022-02-10 23:33:13,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:13,347 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:13,347 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:13,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-02-10 23:33:13,347 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:13,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:13,347 INFO L85 PathProgramCache]: Analyzing trace with hash -81148050, now seen corresponding path program 37 times [2022-02-10 23:33:13,347 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:13,347 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096423223] [2022-02-10 23:33:13,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:13,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:13,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:13,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:13,733 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:13,733 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096423223] [2022-02-10 23:33:13,733 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096423223] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:13,733 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:13,733 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:13,733 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666788060] [2022-02-10 23:33:13,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:13,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:13,733 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:13,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:13,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:13,734 INFO L87 Difference]: Start difference. First operand 7025 states and 19448 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:15,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:15,250 INFO L93 Difference]: Finished difference Result 8807 states and 23947 transitions. [2022-02-10 23:33:15,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:33:15,251 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:15,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:15,263 INFO L225 Difference]: With dead ends: 8807 [2022-02-10 23:33:15,264 INFO L226 Difference]: Without dead ends: 8807 [2022-02-10 23:33:15,264 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:33:15,264 INFO L934 BasicCegarLoop]: 313 mSDtfsCounter, 1038 mSDsluCounter, 1485 mSDsCounter, 0 mSdLazyCounter, 1394 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1038 SdHoareTripleChecker+Valid, 1776 SdHoareTripleChecker+Invalid, 1505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 1394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:15,264 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1038 Valid, 1776 Invalid, 1505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 1394 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:33:15,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8807 states. [2022-02-10 23:33:15,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8807 to 7046. [2022-02-10 23:33:15,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7046 states, 7042 states have (on average 2.7705197387105938) internal successors, (19510), 7045 states have internal predecessors, (19510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:15,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7046 states to 7046 states and 19510 transitions. [2022-02-10 23:33:15,360 INFO L78 Accepts]: Start accepts. Automaton has 7046 states and 19510 transitions. Word has length 98 [2022-02-10 23:33:15,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:15,360 INFO L470 AbstractCegarLoop]: Abstraction has 7046 states and 19510 transitions. [2022-02-10 23:33:15,360 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:15,360 INFO L276 IsEmpty]: Start isEmpty. Operand 7046 states and 19510 transitions. [2022-02-10 23:33:15,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:15,365 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:15,365 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:15,365 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-02-10 23:33:15,365 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:15,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:15,365 INFO L85 PathProgramCache]: Analyzing trace with hash 528375810, now seen corresponding path program 38 times [2022-02-10 23:33:15,365 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:15,366 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427947968] [2022-02-10 23:33:15,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:15,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:15,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:15,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:15,865 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:15,865 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1427947968] [2022-02-10 23:33:15,865 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1427947968] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:15,865 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:15,865 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:15,865 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306152841] [2022-02-10 23:33:15,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:15,865 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:15,865 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:15,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:15,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:15,866 INFO L87 Difference]: Start difference. First operand 7046 states and 19510 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:18,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:18,053 INFO L93 Difference]: Finished difference Result 8709 states and 23700 transitions. [2022-02-10 23:33:18,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:18,053 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 [2022-02-10 23:33:18,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:18,065 INFO L225 Difference]: With dead ends: 8709 [2022-02-10 23:33:18,065 INFO L226 Difference]: Without dead ends: 8709 [2022-02-10 23:33:18,066 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:18,066 INFO L934 BasicCegarLoop]: 322 mSDtfsCounter, 1177 mSDsluCounter, 2222 mSDsCounter, 0 mSdLazyCounter, 2025 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1177 SdHoareTripleChecker+Valid, 2514 SdHoareTripleChecker+Invalid, 2137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 2025 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:18,066 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1177 Valid, 2514 Invalid, 2137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 2025 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:33:18,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8709 states. [2022-02-10 23:33:18,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8709 to 6983. [2022-02-10 23:33:18,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6983 states, 6979 states have (on average 2.7688780627597076) internal successors, (19324), 6982 states have internal predecessors, (19324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:18,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6983 states to 6983 states and 19324 transitions. [2022-02-10 23:33:18,170 INFO L78 Accepts]: Start accepts. Automaton has 6983 states and 19324 transitions. Word has length 98 [2022-02-10 23:33:18,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:18,170 INFO L470 AbstractCegarLoop]: Abstraction has 6983 states and 19324 transitions. [2022-02-10 23:33:18,170 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:18,170 INFO L276 IsEmpty]: Start isEmpty. Operand 6983 states and 19324 transitions. [2022-02-10 23:33:18,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:18,176 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:18,176 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:18,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-02-10 23:33:18,176 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:18,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:18,176 INFO L85 PathProgramCache]: Analyzing trace with hash 2079223340, now seen corresponding path program 39 times [2022-02-10 23:33:18,176 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:18,176 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357368381] [2022-02-10 23:33:18,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:18,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:18,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:18,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:18,553 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:18,553 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357368381] [2022-02-10 23:33:18,553 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357368381] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:18,553 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:18,553 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:18,553 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240680654] [2022-02-10 23:33:18,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:18,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:18,553 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:18,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:18,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:18,554 INFO L87 Difference]: Start difference. First operand 6983 states and 19324 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:20,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:20,004 INFO L93 Difference]: Finished difference Result 8639 states and 23509 transitions. [2022-02-10 23:33:20,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:33:20,004 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 [2022-02-10 23:33:20,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:20,018 INFO L225 Difference]: With dead ends: 8639 [2022-02-10 23:33:20,018 INFO L226 Difference]: Without dead ends: 8639 [2022-02-10 23:33:20,018 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:33:20,019 INFO L934 BasicCegarLoop]: 320 mSDtfsCounter, 1031 mSDsluCounter, 1400 mSDsCounter, 0 mSdLazyCounter, 1303 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1031 SdHoareTripleChecker+Valid, 1700 SdHoareTripleChecker+Invalid, 1419 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1303 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:20,019 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1031 Valid, 1700 Invalid, 1419 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1303 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:33:20,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8639 states. [2022-02-10 23:33:20,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8639 to 7025. [2022-02-10 23:33:20,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7025 states, 7021 states have (on average 2.7699757869249395) internal successors, (19448), 7024 states have internal predecessors, (19448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:20,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7025 states to 7025 states and 19448 transitions. [2022-02-10 23:33:20,123 INFO L78 Accepts]: Start accepts. Automaton has 7025 states and 19448 transitions. Word has length 98 [2022-02-10 23:33:20,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:20,124 INFO L470 AbstractCegarLoop]: Abstraction has 7025 states and 19448 transitions. [2022-02-10 23:33:20,124 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:20,124 INFO L276 IsEmpty]: Start isEmpty. Operand 7025 states and 19448 transitions. [2022-02-10 23:33:20,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:20,129 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:20,129 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:20,129 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-02-10 23:33:20,129 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:20,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:20,130 INFO L85 PathProgramCache]: Analyzing trace with hash -1606220096, now seen corresponding path program 40 times [2022-02-10 23:33:20,130 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:20,130 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999548546] [2022-02-10 23:33:20,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:20,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:20,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:20,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:20,584 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:20,584 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999548546] [2022-02-10 23:33:20,584 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999548546] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:20,584 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:20,584 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:20,585 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855858658] [2022-02-10 23:33:20,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:20,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:20,585 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:20,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:20,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:20,585 INFO L87 Difference]: Start difference. First operand 7025 states and 19448 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:22,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:22,271 INFO L93 Difference]: Finished difference Result 8821 states and 24045 transitions. [2022-02-10 23:33:22,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:22,271 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:22,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:22,286 INFO L225 Difference]: With dead ends: 8821 [2022-02-10 23:33:22,286 INFO L226 Difference]: Without dead ends: 8821 [2022-02-10 23:33:22,286 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:22,286 INFO L934 BasicCegarLoop]: 329 mSDtfsCounter, 1027 mSDsluCounter, 1641 mSDsCounter, 0 mSdLazyCounter, 1497 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1027 SdHoareTripleChecker+Valid, 1950 SdHoareTripleChecker+Invalid, 1641 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:22,286 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1027 Valid, 1950 Invalid, 1641 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1497 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:33:22,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8821 states. [2022-02-10 23:33:22,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8821 to 7004. [2022-02-10 23:33:22,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7004 states, 7000 states have (on average 2.7694285714285716) internal successors, (19386), 7003 states have internal predecessors, (19386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:22,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7004 states to 7004 states and 19386 transitions. [2022-02-10 23:33:22,398 INFO L78 Accepts]: Start accepts. Automaton has 7004 states and 19386 transitions. Word has length 98 [2022-02-10 23:33:22,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:22,398 INFO L470 AbstractCegarLoop]: Abstraction has 7004 states and 19386 transitions. [2022-02-10 23:33:22,398 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:22,399 INFO L276 IsEmpty]: Start isEmpty. Operand 7004 states and 19386 transitions. [2022-02-10 23:33:22,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:22,404 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:22,404 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:22,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-02-10 23:33:22,404 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:22,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:22,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1816195812, now seen corresponding path program 41 times [2022-02-10 23:33:22,405 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:22,405 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350503102] [2022-02-10 23:33:22,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:22,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:22,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:22,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:22,962 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:22,962 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350503102] [2022-02-10 23:33:22,962 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350503102] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:22,962 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:22,962 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:22,962 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20124450] [2022-02-10 23:33:22,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:22,962 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:22,962 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:22,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:22,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:22,963 INFO L87 Difference]: Start difference. First operand 7004 states and 19386 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:24,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:24,903 INFO L93 Difference]: Finished difference Result 8688 states and 23692 transitions. [2022-02-10 23:33:24,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:24,904 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:24,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:24,917 INFO L225 Difference]: With dead ends: 8688 [2022-02-10 23:33:24,917 INFO L226 Difference]: Without dead ends: 8688 [2022-02-10 23:33:24,917 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:24,918 INFO L934 BasicCegarLoop]: 329 mSDtfsCounter, 970 mSDsluCounter, 1936 mSDsCounter, 0 mSdLazyCounter, 1738 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 970 SdHoareTripleChecker+Valid, 2241 SdHoareTripleChecker+Invalid, 1882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1738 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:24,918 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [970 Valid, 2241 Invalid, 1882 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1738 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:33:24,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8688 states. [2022-02-10 23:33:25,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8688 to 6941. [2022-02-10 23:33:25,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6941 states, 6937 states have (on average 2.7677670462736055) internal successors, (19200), 6940 states have internal predecessors, (19200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:25,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6941 states to 6941 states and 19200 transitions. [2022-02-10 23:33:25,024 INFO L78 Accepts]: Start accepts. Automaton has 6941 states and 19200 transitions. Word has length 98 [2022-02-10 23:33:25,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:25,024 INFO L470 AbstractCegarLoop]: Abstraction has 6941 states and 19200 transitions. [2022-02-10 23:33:25,024 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:25,024 INFO L276 IsEmpty]: Start isEmpty. Operand 6941 states and 19200 transitions. [2022-02-10 23:33:25,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:25,029 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:25,029 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:25,030 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-02-10 23:33:25,030 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:25,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:25,030 INFO L85 PathProgramCache]: Analyzing trace with hash 1938492772, now seen corresponding path program 42 times [2022-02-10 23:33:25,030 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:25,030 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931109023] [2022-02-10 23:33:25,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:25,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:25,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:25,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:25,576 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:25,576 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931109023] [2022-02-10 23:33:25,576 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931109023] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:25,576 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:25,577 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:25,577 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61017425] [2022-02-10 23:33:25,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:25,577 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:25,577 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:25,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:25,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:25,578 INFO L87 Difference]: Start difference. First operand 6941 states and 19200 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:27,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:27,181 INFO L93 Difference]: Finished difference Result 8870 states and 24148 transitions. [2022-02-10 23:33:27,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:33:27,182 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:27,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:27,195 INFO L225 Difference]: With dead ends: 8870 [2022-02-10 23:33:27,195 INFO L226 Difference]: Without dead ends: 8870 [2022-02-10 23:33:27,196 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:33:27,196 INFO L934 BasicCegarLoop]: 300 mSDtfsCounter, 1221 mSDsluCounter, 1705 mSDsCounter, 0 mSdLazyCounter, 1562 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1221 SdHoareTripleChecker+Valid, 1979 SdHoareTripleChecker+Invalid, 1699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1562 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:27,196 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1221 Valid, 1979 Invalid, 1699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1562 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:33:27,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8870 states. [2022-02-10 23:33:27,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8870 to 6962. [2022-02-10 23:33:27,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6962 states, 6958 states have (on average 2.768324231100891) internal successors, (19262), 6961 states have internal predecessors, (19262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:27,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6962 states to 6962 states and 19262 transitions. [2022-02-10 23:33:27,305 INFO L78 Accepts]: Start accepts. Automaton has 6962 states and 19262 transitions. Word has length 98 [2022-02-10 23:33:27,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:27,305 INFO L470 AbstractCegarLoop]: Abstraction has 6962 states and 19262 transitions. [2022-02-10 23:33:27,305 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:27,306 INFO L276 IsEmpty]: Start isEmpty. Operand 6962 states and 19262 transitions. [2022-02-10 23:33:27,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:27,311 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:27,311 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:27,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-02-10 23:33:27,312 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:27,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:27,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1092028950, now seen corresponding path program 43 times [2022-02-10 23:33:27,312 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:27,312 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517245018] [2022-02-10 23:33:27,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:27,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:27,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:27,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:27,761 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:27,761 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517245018] [2022-02-10 23:33:27,761 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517245018] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:27,761 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:27,761 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:27,761 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859952397] [2022-02-10 23:33:27,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:27,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:27,762 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:27,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:27,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:27,762 INFO L87 Difference]: Start difference. First operand 6962 states and 19262 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:29,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:29,113 INFO L93 Difference]: Finished difference Result 9038 states and 24586 transitions. [2022-02-10 23:33:29,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:33:29,113 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:29,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:29,127 INFO L225 Difference]: With dead ends: 9038 [2022-02-10 23:33:29,128 INFO L226 Difference]: Without dead ends: 9038 [2022-02-10 23:33:29,128 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:33:29,128 INFO L934 BasicCegarLoop]: 314 mSDtfsCounter, 984 mSDsluCounter, 1298 mSDsCounter, 0 mSdLazyCounter, 1184 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 984 SdHoareTripleChecker+Valid, 1594 SdHoareTripleChecker+Invalid, 1324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 1184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:29,129 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [984 Valid, 1594 Invalid, 1324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 1184 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:33:29,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9038 states. [2022-02-10 23:33:29,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9038 to 7004. [2022-02-10 23:33:29,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7004 states, 7000 states have (on average 2.7694285714285716) internal successors, (19386), 7003 states have internal predecessors, (19386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:29,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7004 states to 7004 states and 19386 transitions. [2022-02-10 23:33:29,236 INFO L78 Accepts]: Start accepts. Automaton has 7004 states and 19386 transitions. Word has length 98 [2022-02-10 23:33:29,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:29,236 INFO L470 AbstractCegarLoop]: Abstraction has 7004 states and 19386 transitions. [2022-02-10 23:33:29,236 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:29,236 INFO L276 IsEmpty]: Start isEmpty. Operand 7004 states and 19386 transitions. [2022-02-10 23:33:29,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:29,242 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:29,242 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:29,243 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-02-10 23:33:29,243 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:29,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:29,243 INFO L85 PathProgramCache]: Analyzing trace with hash -309269108, now seen corresponding path program 44 times [2022-02-10 23:33:29,243 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:29,243 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732081448] [2022-02-10 23:33:29,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:29,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:29,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:29,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:29,699 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:29,699 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732081448] [2022-02-10 23:33:29,699 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732081448] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:29,699 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:29,699 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:29,699 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336793623] [2022-02-10 23:33:29,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:29,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:29,699 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:29,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:29,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:29,700 INFO L87 Difference]: Start difference. First operand 7004 states and 19386 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:31,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:31,285 INFO L93 Difference]: Finished difference Result 8961 states and 24373 transitions. [2022-02-10 23:33:31,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:33:31,285 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 [2022-02-10 23:33:31,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:31,299 INFO L225 Difference]: With dead ends: 8961 [2022-02-10 23:33:31,299 INFO L226 Difference]: Without dead ends: 8961 [2022-02-10 23:33:31,300 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:33:31,300 INFO L934 BasicCegarLoop]: 323 mSDtfsCounter, 1097 mSDsluCounter, 1575 mSDsCounter, 0 mSdLazyCounter, 1395 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1097 SdHoareTripleChecker+Valid, 1878 SdHoareTripleChecker+Invalid, 1540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 1395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:31,300 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1097 Valid, 1878 Invalid, 1540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 1395 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:33:31,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8961 states. [2022-02-10 23:33:31,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8961 to 7025. [2022-02-10 23:33:31,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7025 states, 7021 states have (on average 2.7699757869249395) internal successors, (19448), 7024 states have internal predecessors, (19448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:31,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7025 states to 7025 states and 19448 transitions. [2022-02-10 23:33:31,408 INFO L78 Accepts]: Start accepts. Automaton has 7025 states and 19448 transitions. Word has length 98 [2022-02-10 23:33:31,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:31,408 INFO L470 AbstractCegarLoop]: Abstraction has 7025 states and 19448 transitions. [2022-02-10 23:33:31,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:31,408 INFO L276 IsEmpty]: Start isEmpty. Operand 7025 states and 19448 transitions. [2022-02-10 23:33:31,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:31,414 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:31,414 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:31,414 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-02-10 23:33:31,414 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:31,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:31,415 INFO L85 PathProgramCache]: Analyzing trace with hash 300254752, now seen corresponding path program 45 times [2022-02-10 23:33:31,415 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:31,415 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741604416] [2022-02-10 23:33:31,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:31,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:31,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:31,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:31,900 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:31,900 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741604416] [2022-02-10 23:33:31,900 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741604416] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:31,900 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:31,900 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:31,900 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716426528] [2022-02-10 23:33:31,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:31,901 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:31,901 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:31,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:31,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:31,901 INFO L87 Difference]: Start difference. First operand 7025 states and 19448 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:33,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:33,702 INFO L93 Difference]: Finished difference Result 8863 states and 24126 transitions. [2022-02-10 23:33:33,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:33,703 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:33,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:33,716 INFO L225 Difference]: With dead ends: 8863 [2022-02-10 23:33:33,716 INFO L226 Difference]: Without dead ends: 8863 [2022-02-10 23:33:33,717 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:33,717 INFO L934 BasicCegarLoop]: 332 mSDtfsCounter, 1097 mSDsluCounter, 1679 mSDsCounter, 0 mSdLazyCounter, 1589 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1097 SdHoareTripleChecker+Valid, 1989 SdHoareTripleChecker+Invalid, 1704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1589 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:33,717 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1097 Valid, 1989 Invalid, 1704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1589 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:33:33,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8863 states. [2022-02-10 23:33:33,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8863 to 6920. [2022-02-10 23:33:33,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6920 states, 6916 states have (on average 2.7672064777327936) internal successors, (19138), 6919 states have internal predecessors, (19138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:33,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6920 states to 6920 states and 19138 transitions. [2022-02-10 23:33:33,821 INFO L78 Accepts]: Start accepts. Automaton has 6920 states and 19138 transitions. Word has length 98 [2022-02-10 23:33:33,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:33,822 INFO L470 AbstractCegarLoop]: Abstraction has 6920 states and 19138 transitions. [2022-02-10 23:33:33,822 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:33,822 INFO L276 IsEmpty]: Start isEmpty. Operand 6920 states and 19138 transitions. [2022-02-10 23:33:33,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:33,827 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:33,827 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:33,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-02-10 23:33:33,827 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:33,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:33,827 INFO L85 PathProgramCache]: Analyzing trace with hash -1149475804, now seen corresponding path program 36 times [2022-02-10 23:33:33,827 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:33,827 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794009922] [2022-02-10 23:33:33,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:33,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:33,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:34,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:34,211 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:34,211 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794009922] [2022-02-10 23:33:34,211 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794009922] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:34,211 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:34,211 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:34,211 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036232553] [2022-02-10 23:33:34,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:34,211 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:34,211 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:34,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:34,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:34,212 INFO L87 Difference]: Start difference. First operand 6920 states and 19138 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:35,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:35,521 INFO L93 Difference]: Finished difference Result 8649 states and 23388 transitions. [2022-02-10 23:33:35,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:33:35,522 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:35,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:35,535 INFO L225 Difference]: With dead ends: 8649 [2022-02-10 23:33:35,535 INFO L226 Difference]: Without dead ends: 8649 [2022-02-10 23:33:35,535 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:33:35,536 INFO L934 BasicCegarLoop]: 330 mSDtfsCounter, 1194 mSDsluCounter, 1165 mSDsCounter, 0 mSdLazyCounter, 1107 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1194 SdHoareTripleChecker+Valid, 1470 SdHoareTripleChecker+Invalid, 1278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:35,536 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1194 Valid, 1470 Invalid, 1278 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1107 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:33:35,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8649 states. [2022-02-10 23:33:35,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8649 to 7029. [2022-02-10 23:33:35,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7029 states, 7025 states have (on average 2.7701067615658364) internal successors, (19460), 7028 states have internal predecessors, (19460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:35,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7029 states to 7029 states and 19460 transitions. [2022-02-10 23:33:35,638 INFO L78 Accepts]: Start accepts. Automaton has 7029 states and 19460 transitions. Word has length 98 [2022-02-10 23:33:35,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:35,639 INFO L470 AbstractCegarLoop]: Abstraction has 7029 states and 19460 transitions. [2022-02-10 23:33:35,639 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:35,639 INFO L276 IsEmpty]: Start isEmpty. Operand 7029 states and 19460 transitions. [2022-02-10 23:33:35,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:35,644 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:35,644 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:35,644 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-02-10 23:33:35,644 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:35,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:35,645 INFO L85 PathProgramCache]: Analyzing trace with hash 564110734, now seen corresponding path program 37 times [2022-02-10 23:33:35,645 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:35,645 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62276407] [2022-02-10 23:33:35,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:35,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:35,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:36,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:36,048 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:36,048 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62276407] [2022-02-10 23:33:36,048 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62276407] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:36,048 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:36,048 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:36,048 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533654096] [2022-02-10 23:33:36,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:36,049 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:36,049 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:36,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:36,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:36,049 INFO L87 Difference]: Start difference. First operand 7029 states and 19460 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:38,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:38,076 INFO L93 Difference]: Finished difference Result 8983 states and 24299 transitions. [2022-02-10 23:33:38,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:33:38,076 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 [2022-02-10 23:33:38,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:38,090 INFO L225 Difference]: With dead ends: 8983 [2022-02-10 23:33:38,090 INFO L226 Difference]: Without dead ends: 8983 [2022-02-10 23:33:38,091 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:33:38,091 INFO L934 BasicCegarLoop]: 339 mSDtfsCounter, 939 mSDsluCounter, 2342 mSDsCounter, 0 mSdLazyCounter, 2100 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 939 SdHoareTripleChecker+Valid, 2636 SdHoareTripleChecker+Invalid, 2222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 2100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:38,091 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [939 Valid, 2636 Invalid, 2222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 2100 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:33:38,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8983 states. [2022-02-10 23:33:38,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8983 to 7050. [2022-02-10 23:33:38,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7050 states, 7046 states have (on average 2.7706500141924497) internal successors, (19522), 7049 states have internal predecessors, (19522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:38,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7050 states to 7050 states and 19522 transitions. [2022-02-10 23:33:38,192 INFO L78 Accepts]: Start accepts. Automaton has 7050 states and 19522 transitions. Word has length 98 [2022-02-10 23:33:38,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:38,192 INFO L470 AbstractCegarLoop]: Abstraction has 7050 states and 19522 transitions. [2022-02-10 23:33:38,192 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:38,192 INFO L276 IsEmpty]: Start isEmpty. Operand 7050 states and 19522 transitions. [2022-02-10 23:33:38,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:38,197 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:38,197 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:38,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-02-10 23:33:38,197 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:38,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:38,197 INFO L85 PathProgramCache]: Analyzing trace with hash 1616924674, now seen corresponding path program 38 times [2022-02-10 23:33:38,198 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:38,198 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118430186] [2022-02-10 23:33:38,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:38,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:38,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:38,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:38,693 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:38,693 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118430186] [2022-02-10 23:33:38,693 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118430186] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:38,693 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:38,693 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:38,693 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320280585] [2022-02-10 23:33:38,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:38,694 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:38,694 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:38,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:38,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:38,694 INFO L87 Difference]: Start difference. First operand 7050 states and 19522 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:40,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:40,798 INFO L93 Difference]: Finished difference Result 8852 states and 23986 transitions. [2022-02-10 23:33:40,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:40,799 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:40,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:40,813 INFO L225 Difference]: With dead ends: 8852 [2022-02-10 23:33:40,813 INFO L226 Difference]: Without dead ends: 8852 [2022-02-10 23:33:40,814 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:40,814 INFO L934 BasicCegarLoop]: 348 mSDtfsCounter, 1176 mSDsluCounter, 2125 mSDsCounter, 0 mSdLazyCounter, 1968 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1176 SdHoareTripleChecker+Valid, 2432 SdHoareTripleChecker+Invalid, 2128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 1968 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:40,814 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1176 Valid, 2432 Invalid, 2128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 1968 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:33:40,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8852 states. [2022-02-10 23:33:40,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8852 to 6987. [2022-02-10 23:33:40,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6987 states, 6983 states have (on average 2.7690104539596163) internal successors, (19336), 6986 states have internal predecessors, (19336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:40,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6987 states to 6987 states and 19336 transitions. [2022-02-10 23:33:40,926 INFO L78 Accepts]: Start accepts. Automaton has 6987 states and 19336 transitions. Word has length 98 [2022-02-10 23:33:40,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:40,926 INFO L470 AbstractCegarLoop]: Abstraction has 6987 states and 19336 transitions. [2022-02-10 23:33:40,926 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:40,927 INFO L276 IsEmpty]: Start isEmpty. Operand 6987 states and 19336 transitions. [2022-02-10 23:33:40,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:40,932 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:40,932 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:40,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-02-10 23:33:40,933 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:40,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:40,933 INFO L85 PathProgramCache]: Analyzing trace with hash -770480596, now seen corresponding path program 39 times [2022-02-10 23:33:40,933 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:40,933 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724559168] [2022-02-10 23:33:40,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:40,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:40,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:41,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:41,359 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:41,359 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724559168] [2022-02-10 23:33:41,359 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724559168] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:41,359 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:41,359 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:41,359 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944267425] [2022-02-10 23:33:41,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:41,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:41,360 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:41,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:41,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:41,360 INFO L87 Difference]: Start difference. First operand 6987 states and 19336 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:43,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:43,044 INFO L93 Difference]: Finished difference Result 8771 states and 23773 transitions. [2022-02-10 23:33:43,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:33:43,044 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 [2022-02-10 23:33:43,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:43,055 INFO L225 Difference]: With dead ends: 8771 [2022-02-10 23:33:43,055 INFO L226 Difference]: Without dead ends: 8771 [2022-02-10 23:33:43,055 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:33:43,055 INFO L934 BasicCegarLoop]: 346 mSDtfsCounter, 1341 mSDsluCounter, 1681 mSDsCounter, 0 mSdLazyCounter, 1573 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1341 SdHoareTripleChecker+Valid, 1994 SdHoareTripleChecker+Invalid, 1738 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 1573 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:43,055 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1341 Valid, 1994 Invalid, 1738 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 1573 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:33:43,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8771 states. [2022-02-10 23:33:43,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8771 to 7029. [2022-02-10 23:33:43,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7029 states, 7025 states have (on average 2.7701067615658364) internal successors, (19460), 7028 states have internal predecessors, (19460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:43,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7029 states to 7029 states and 19460 transitions. [2022-02-10 23:33:43,147 INFO L78 Accepts]: Start accepts. Automaton has 7029 states and 19460 transitions. Word has length 98 [2022-02-10 23:33:43,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:43,147 INFO L470 AbstractCegarLoop]: Abstraction has 7029 states and 19460 transitions. [2022-02-10 23:33:43,147 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:43,147 INFO L276 IsEmpty]: Start isEmpty. Operand 7029 states and 19460 transitions. [2022-02-10 23:33:43,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:43,153 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:43,153 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:43,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-02-10 23:33:43,153 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:43,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:43,153 INFO L85 PathProgramCache]: Analyzing trace with hash 282333344, now seen corresponding path program 40 times [2022-02-10 23:33:43,153 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:43,153 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754821334] [2022-02-10 23:33:43,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:43,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:43,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:43,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:43,604 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:43,604 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754821334] [2022-02-10 23:33:43,604 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754821334] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:43,604 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:43,604 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:43,604 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042972906] [2022-02-10 23:33:43,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:43,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:43,604 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:43,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:43,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:43,605 INFO L87 Difference]: Start difference. First operand 7029 states and 19460 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:45,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:45,628 INFO L93 Difference]: Finished difference Result 8953 states and 24309 transitions. [2022-02-10 23:33:45,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:45,628 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:45,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:45,642 INFO L225 Difference]: With dead ends: 8953 [2022-02-10 23:33:45,642 INFO L226 Difference]: Without dead ends: 8953 [2022-02-10 23:33:45,643 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:45,643 INFO L934 BasicCegarLoop]: 355 mSDtfsCounter, 995 mSDsluCounter, 2037 mSDsCounter, 0 mSdLazyCounter, 1861 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 995 SdHoareTripleChecker+Valid, 2353 SdHoareTripleChecker+Invalid, 2025 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 1861 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:45,643 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [995 Valid, 2353 Invalid, 2025 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 1861 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:33:45,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8953 states. [2022-02-10 23:33:45,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8953 to 7008. [2022-02-10 23:33:45,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7008 states, 7004 states have (on average 2.76956025128498) internal successors, (19398), 7007 states have internal predecessors, (19398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:45,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7008 states to 7008 states and 19398 transitions. [2022-02-10 23:33:45,746 INFO L78 Accepts]: Start accepts. Automaton has 7008 states and 19398 transitions. Word has length 98 [2022-02-10 23:33:45,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:45,747 INFO L470 AbstractCegarLoop]: Abstraction has 7008 states and 19398 transitions. [2022-02-10 23:33:45,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:45,747 INFO L276 IsEmpty]: Start isEmpty. Operand 7008 states and 19398 transitions. [2022-02-10 23:33:45,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:45,752 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:45,752 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:45,752 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-02-10 23:33:45,752 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:45,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:45,752 INFO L85 PathProgramCache]: Analyzing trace with hash 266872548, now seen corresponding path program 41 times [2022-02-10 23:33:45,753 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:45,753 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166730827] [2022-02-10 23:33:45,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:45,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:46,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:46,346 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:46,347 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166730827] [2022-02-10 23:33:46,347 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166730827] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:46,347 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:46,347 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:46,347 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113285660] [2022-02-10 23:33:46,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:46,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:46,347 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:46,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:46,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:46,347 INFO L87 Difference]: Start difference. First operand 7008 states and 19398 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:48,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:48,287 INFO L93 Difference]: Finished difference Result 8787 states and 23890 transitions. [2022-02-10 23:33:48,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:48,288 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:48,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:48,301 INFO L225 Difference]: With dead ends: 8787 [2022-02-10 23:33:48,301 INFO L226 Difference]: Without dead ends: 8787 [2022-02-10 23:33:48,302 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:48,302 INFO L934 BasicCegarLoop]: 355 mSDtfsCounter, 999 mSDsluCounter, 1965 mSDsCounter, 0 mSdLazyCounter, 1802 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 999 SdHoareTripleChecker+Valid, 2281 SdHoareTripleChecker+Invalid, 1969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 1802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:48,302 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [999 Valid, 2281 Invalid, 1969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 1802 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:33:48,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8787 states. [2022-02-10 23:33:48,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8787 to 6945. [2022-02-10 23:33:48,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6945 states, 6941 states have (on average 2.7679008788359027) internal successors, (19212), 6944 states have internal predecessors, (19212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:48,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6945 states to 6945 states and 19212 transitions. [2022-02-10 23:33:48,404 INFO L78 Accepts]: Start accepts. Automaton has 6945 states and 19212 transitions. Word has length 98 [2022-02-10 23:33:48,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:48,404 INFO L470 AbstractCegarLoop]: Abstraction has 6945 states and 19212 transitions. [2022-02-10 23:33:48,404 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) [2022-02-10 23:33:48,404 INFO L276 IsEmpty]: Start isEmpty. Operand 6945 states and 19212 transitions. [2022-02-10 23:33:48,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:48,409 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:48,409 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:48,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-02-10 23:33:48,410 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:48,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:48,410 INFO L85 PathProgramCache]: Analyzing trace with hash -1434238620, now seen corresponding path program 42 times [2022-02-10 23:33:48,410 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:48,410 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976844348] [2022-02-10 23:33:48,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:48,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:48,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:48,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:48,846 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:48,846 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976844348] [2022-02-10 23:33:48,846 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976844348] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:48,846 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:48,846 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:48,846 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905293136] [2022-02-10 23:33:48,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:48,846 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:48,846 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:48,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:48,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:48,847 INFO L87 Difference]: Start difference. First operand 6945 states and 19212 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:50,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:50,432 INFO L93 Difference]: Finished difference Result 9035 states and 24478 transitions. [2022-02-10 23:33:50,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:33:50,432 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:50,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:50,446 INFO L225 Difference]: With dead ends: 9035 [2022-02-10 23:33:50,446 INFO L226 Difference]: Without dead ends: 9035 [2022-02-10 23:33:50,446 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:33:50,446 INFO L934 BasicCegarLoop]: 326 mSDtfsCounter, 1203 mSDsluCounter, 1649 mSDsCounter, 0 mSdLazyCounter, 1509 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1203 SdHoareTripleChecker+Valid, 1944 SdHoareTripleChecker+Invalid, 1648 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:50,446 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1203 Valid, 1944 Invalid, 1648 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1509 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:33:50,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9035 states. [2022-02-10 23:33:50,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9035 to 6966. [2022-02-10 23:33:50,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6966 states, 6962 states have (on average 2.768457339844872) internal successors, (19274), 6965 states have internal predecessors, (19274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:50,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6966 states to 6966 states and 19274 transitions. [2022-02-10 23:33:50,548 INFO L78 Accepts]: Start accepts. Automaton has 6966 states and 19274 transitions. Word has length 98 [2022-02-10 23:33:50,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:50,548 INFO L470 AbstractCegarLoop]: Abstraction has 6966 states and 19274 transitions. [2022-02-10 23:33:50,548 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:50,548 INFO L276 IsEmpty]: Start isEmpty. Operand 6966 states and 19274 transitions. [2022-02-10 23:33:50,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:50,553 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:50,553 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:50,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-02-10 23:33:50,554 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:50,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:50,554 INFO L85 PathProgramCache]: Analyzing trace with hash -1139454966, now seen corresponding path program 43 times [2022-02-10 23:33:50,554 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:50,554 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471029498] [2022-02-10 23:33:50,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:50,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:51,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:51,006 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:51,006 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471029498] [2022-02-10 23:33:51,006 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1471029498] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:51,006 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:51,006 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:51,006 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925352480] [2022-02-10 23:33:51,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:51,007 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:51,007 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:51,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:51,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:51,007 INFO L87 Difference]: Start difference. First operand 6966 states and 19274 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:52,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:52,696 INFO L93 Difference]: Finished difference Result 9247 states and 25004 transitions. [2022-02-10 23:33:52,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:33:52,697 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:52,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:52,711 INFO L225 Difference]: With dead ends: 9247 [2022-02-10 23:33:52,711 INFO L226 Difference]: Without dead ends: 9247 [2022-02-10 23:33:52,711 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:33:52,711 INFO L934 BasicCegarLoop]: 340 mSDtfsCounter, 1149 mSDsluCounter, 1764 mSDsCounter, 0 mSdLazyCounter, 1589 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1149 SdHoareTripleChecker+Valid, 2070 SdHoareTripleChecker+Invalid, 1750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1589 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:52,711 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1149 Valid, 2070 Invalid, 1750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1589 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:33:52,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9247 states. [2022-02-10 23:33:52,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9247 to 7008. [2022-02-10 23:33:52,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7008 states, 7004 states have (on average 2.76956025128498) internal successors, (19398), 7007 states have internal predecessors, (19398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:52,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7008 states to 7008 states and 19398 transitions. [2022-02-10 23:33:52,810 INFO L78 Accepts]: Start accepts. Automaton has 7008 states and 19398 transitions. Word has length 98 [2022-02-10 23:33:52,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:52,810 INFO L470 AbstractCegarLoop]: Abstraction has 7008 states and 19398 transitions. [2022-02-10 23:33:52,811 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:52,811 INFO L276 IsEmpty]: Start isEmpty. Operand 7008 states and 19398 transitions. [2022-02-10 23:33:52,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:52,816 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:52,816 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:52,816 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-02-10 23:33:52,816 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:52,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:52,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1300400044, now seen corresponding path program 44 times [2022-02-10 23:33:52,816 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:52,816 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089738575] [2022-02-10 23:33:52,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:52,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:52,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:53,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:53,241 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:53,241 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089738575] [2022-02-10 23:33:53,241 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089738575] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:53,241 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:53,241 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:53,241 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107510452] [2022-02-10 23:33:53,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:53,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:53,242 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:53,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:53,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:53,242 INFO L87 Difference]: Start difference. First operand 7008 states and 19398 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:55,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:55,232 INFO L93 Difference]: Finished difference Result 9159 states and 24769 transitions. [2022-02-10 23:33:55,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:33:55,232 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:55,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:55,246 INFO L225 Difference]: With dead ends: 9159 [2022-02-10 23:33:55,246 INFO L226 Difference]: Without dead ends: 9159 [2022-02-10 23:33:55,246 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:33:55,247 INFO L934 BasicCegarLoop]: 349 mSDtfsCounter, 1096 mSDsluCounter, 2158 mSDsCounter, 0 mSdLazyCounter, 1950 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1096 SdHoareTripleChecker+Valid, 2467 SdHoareTripleChecker+Invalid, 2081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1950 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:55,247 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1096 Valid, 2467 Invalid, 2081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1950 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:33:55,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9159 states. [2022-02-10 23:33:55,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9159 to 7029. [2022-02-10 23:33:55,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7029 states, 7025 states have (on average 2.7701067615658364) internal successors, (19460), 7028 states have internal predecessors, (19460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:55,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7029 states to 7029 states and 19460 transitions. [2022-02-10 23:33:55,415 INFO L78 Accepts]: Start accepts. Automaton has 7029 states and 19460 transitions. Word has length 98 [2022-02-10 23:33:55,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:55,415 INFO L470 AbstractCegarLoop]: Abstraction has 7029 states and 19460 transitions. [2022-02-10 23:33:55,415 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:55,415 INFO L276 IsEmpty]: Start isEmpty. Operand 7029 states and 19460 transitions. [2022-02-10 23:33:55,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:55,421 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:55,421 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:55,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-02-10 23:33:55,421 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:55,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:55,422 INFO L85 PathProgramCache]: Analyzing trace with hash -1941753312, now seen corresponding path program 45 times [2022-02-10 23:33:55,422 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:55,422 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874353522] [2022-02-10 23:33:55,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:55,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:55,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:55,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:55,911 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:55,912 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874353522] [2022-02-10 23:33:55,912 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874353522] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:55,912 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:55,912 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:55,912 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469826741] [2022-02-10 23:33:55,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:55,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:55,912 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:55,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:55,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:55,913 INFO L87 Difference]: Start difference. First operand 7029 states and 19460 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:57,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:57,673 INFO L93 Difference]: Finished difference Result 9028 states and 24456 transitions. [2022-02-10 23:33:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:57,673 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:57,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:57,687 INFO L225 Difference]: With dead ends: 9028 [2022-02-10 23:33:57,687 INFO L226 Difference]: Without dead ends: 9028 [2022-02-10 23:33:57,688 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:57,688 INFO L934 BasicCegarLoop]: 358 mSDtfsCounter, 1437 mSDsluCounter, 1657 mSDsCounter, 0 mSdLazyCounter, 1545 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1437 SdHoareTripleChecker+Valid, 1986 SdHoareTripleChecker+Invalid, 1715 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1545 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:57,688 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1437 Valid, 1986 Invalid, 1715 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1545 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:33:57,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9028 states. [2022-02-10 23:33:57,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9028 to 6924. [2022-02-10 23:33:57,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6924 states, 6920 states have (on average 2.7673410404624277) internal successors, (19150), 6923 states have internal predecessors, (19150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:57,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6924 states to 6924 states and 19150 transitions. [2022-02-10 23:33:57,800 INFO L78 Accepts]: Start accepts. Automaton has 6924 states and 19150 transitions. Word has length 98 [2022-02-10 23:33:57,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:57,800 INFO L470 AbstractCegarLoop]: Abstraction has 6924 states and 19150 transitions. [2022-02-10 23:33:57,801 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) [2022-02-10 23:33:57,801 INFO L276 IsEmpty]: Start isEmpty. Operand 6924 states and 19150 transitions. [2022-02-10 23:33:57,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:57,806 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:57,806 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:57,806 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-02-10 23:33:57,806 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:57,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:57,807 INFO L85 PathProgramCache]: Analyzing trace with hash -1334135892, now seen corresponding path program 46 times [2022-02-10 23:33:57,807 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:57,807 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673018867] [2022-02-10 23:33:57,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:57,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:57,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:58,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:58,226 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:58,226 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673018867] [2022-02-10 23:33:58,226 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673018867] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:58,226 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:58,226 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:58,226 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398531592] [2022-02-10 23:33:58,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:58,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:58,226 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:58,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:58,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:58,227 INFO L87 Difference]: Start difference. First operand 6924 states and 19150 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:59,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:59,320 INFO L93 Difference]: Finished difference Result 7820 states and 21134 transitions. [2022-02-10 23:33:59,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-10 23:33:59,320 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:59,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:59,332 INFO L225 Difference]: With dead ends: 7820 [2022-02-10 23:33:59,332 INFO L226 Difference]: Without dead ends: 7820 [2022-02-10 23:33:59,332 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:33:59,332 INFO L934 BasicCegarLoop]: 297 mSDtfsCounter, 1235 mSDsluCounter, 905 mSDsCounter, 0 mSdLazyCounter, 863 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 1188 SdHoareTripleChecker+Invalid, 1000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 863 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:59,332 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 1188 Invalid, 1000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 863 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:33:59,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7820 states. [2022-02-10 23:33:59,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7820 to 6928. [2022-02-10 23:33:59,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6928 states, 6924 states have (on average 2.767475447718082) internal successors, (19162), 6927 states have internal predecessors, (19162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:59,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6928 states to 6928 states and 19162 transitions. [2022-02-10 23:33:59,426 INFO L78 Accepts]: Start accepts. Automaton has 6928 states and 19162 transitions. Word has length 98 [2022-02-10 23:33:59,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:59,426 INFO L470 AbstractCegarLoop]: Abstraction has 6928 states and 19162 transitions. [2022-02-10 23:33:59,426 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:59,426 INFO L276 IsEmpty]: Start isEmpty. Operand 6928 states and 19162 transitions. [2022-02-10 23:33:59,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:59,432 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:59,432 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:59,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-02-10 23:33:59,432 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:59,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:59,432 INFO L85 PathProgramCache]: Analyzing trace with hash -579949652, now seen corresponding path program 46 times [2022-02-10 23:33:59,433 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:59,433 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239293802] [2022-02-10 23:33:59,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:59,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:59,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:59,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:59,856 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:59,856 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239293802] [2022-02-10 23:33:59,856 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239293802] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:59,856 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:59,856 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:59,856 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443665034] [2022-02-10 23:33:59,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:59,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:59,856 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:59,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:59,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:59,857 INFO L87 Difference]: Start difference. First operand 6928 states and 19162 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:01,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:01,059 INFO L93 Difference]: Finished difference Result 7919 states and 21332 transitions. [2022-02-10 23:34:01,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-10 23:34:01,059 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:01,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:01,073 INFO L225 Difference]: With dead ends: 7919 [2022-02-10 23:34:01,073 INFO L226 Difference]: Without dead ends: 7919 [2022-02-10 23:34:01,073 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:34:01,073 INFO L934 BasicCegarLoop]: 323 mSDtfsCounter, 923 mSDsluCounter, 1251 mSDsCounter, 0 mSdLazyCounter, 1060 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 923 SdHoareTripleChecker+Valid, 1548 SdHoareTripleChecker+Invalid, 1175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1060 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:01,073 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [923 Valid, 1548 Invalid, 1175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1060 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:34:01,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7919 states. [2022-02-10 23:34:01,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7919 to 6932. [2022-02-10 23:34:01,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6932 states, 6928 states have (on average 2.767609699769053) internal successors, (19174), 6931 states have internal predecessors, (19174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:01,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6932 states to 6932 states and 19174 transitions. [2022-02-10 23:34:01,187 INFO L78 Accepts]: Start accepts. Automaton has 6932 states and 19174 transitions. Word has length 98 [2022-02-10 23:34:01,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:01,187 INFO L470 AbstractCegarLoop]: Abstraction has 6932 states and 19174 transitions. [2022-02-10 23:34:01,188 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:01,188 INFO L276 IsEmpty]: Start isEmpty. Operand 6932 states and 19174 transitions. [2022-02-10 23:34:01,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:01,193 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:01,194 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:01,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-02-10 23:34:01,194 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:01,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:01,194 INFO L85 PathProgramCache]: Analyzing trace with hash 1892997576, now seen corresponding path program 47 times [2022-02-10 23:34:01,194 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:01,194 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621855536] [2022-02-10 23:34:01,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:01,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:01,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:01,625 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:01,625 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621855536] [2022-02-10 23:34:01,625 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621855536] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:01,625 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:01,625 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:01,625 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673411661] [2022-02-10 23:34:01,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:01,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:01,625 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:01,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:01,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:01,626 INFO L87 Difference]: Start difference. First operand 6932 states and 19174 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:03,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:03,205 INFO L93 Difference]: Finished difference Result 8352 states and 22618 transitions. [2022-02-10 23:34:03,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:34:03,205 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:03,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:03,218 INFO L225 Difference]: With dead ends: 8352 [2022-02-10 23:34:03,218 INFO L226 Difference]: Without dead ends: 8352 [2022-02-10 23:34:03,219 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=289, Invalid=641, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:34:03,219 INFO L934 BasicCegarLoop]: 312 mSDtfsCounter, 1260 mSDsluCounter, 1653 mSDsCounter, 0 mSdLazyCounter, 1451 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1260 SdHoareTripleChecker+Valid, 1943 SdHoareTripleChecker+Invalid, 1582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:03,219 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1260 Valid, 1943 Invalid, 1582 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1451 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:34:03,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8352 states. [2022-02-10 23:34:03,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8352 to 6953. [2022-02-10 23:34:03,307 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) [2022-02-10 23:34:03,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6953 states to 6953 states and 19236 transitions. [2022-02-10 23:34:03,320 INFO L78 Accepts]: Start accepts. Automaton has 6953 states and 19236 transitions. Word has length 98 [2022-02-10 23:34:03,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:03,320 INFO L470 AbstractCegarLoop]: Abstraction has 6953 states and 19236 transitions. [2022-02-10 23:34:03,320 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:03,320 INFO L276 IsEmpty]: Start isEmpty. Operand 6953 states and 19236 transitions. [2022-02-10 23:34:03,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:03,325 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:03,325 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:03,325 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-02-10 23:34:03,325 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:03,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:03,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1137524146, now seen corresponding path program 48 times [2022-02-10 23:34:03,326 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:03,326 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031002254] [2022-02-10 23:34:03,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:03,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:03,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:03,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:03,777 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:03,777 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031002254] [2022-02-10 23:34:03,777 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031002254] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:03,777 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:03,777 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:03,777 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792495659] [2022-02-10 23:34:03,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:03,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:03,778 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:03,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:03,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:03,778 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) [2022-02-10 23:34:05,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:05,293 INFO L93 Difference]: Finished difference Result 8261 states and 22378 transitions. [2022-02-10 23:34:05,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:34:05,293 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:05,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:05,306 INFO L225 Difference]: With dead ends: 8261 [2022-02-10 23:34:05,306 INFO L226 Difference]: Without dead ends: 8261 [2022-02-10 23:34:05,306 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:34:05,307 INFO L934 BasicCegarLoop]: 321 mSDtfsCounter, 1117 mSDsluCounter, 1467 mSDsCounter, 0 mSdLazyCounter, 1357 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1117 SdHoareTripleChecker+Valid, 1768 SdHoareTripleChecker+Invalid, 1491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:05,307 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1117 Valid, 1768 Invalid, 1491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1357 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:34:05,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8261 states. [2022-02-10 23:34:05,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8261 to 6995. [2022-02-10 23:34:05,393 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) [2022-02-10 23:34:05,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6995 states to 6995 states and 19360 transitions. [2022-02-10 23:34:05,405 INFO L78 Accepts]: Start accepts. Automaton has 6995 states and 19360 transitions. Word has length 98 [2022-02-10 23:34:05,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:05,406 INFO L470 AbstractCegarLoop]: Abstraction has 6995 states and 19360 transitions. [2022-02-10 23:34:05,406 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) [2022-02-10 23:34:05,406 INFO L276 IsEmpty]: Start isEmpty. Operand 6995 states and 19360 transitions. [2022-02-10 23:34:05,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:05,411 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:05,411 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:05,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-02-10 23:34:05,411 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:05,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:05,411 INFO L85 PathProgramCache]: Analyzing trace with hash -354764304, now seen corresponding path program 49 times [2022-02-10 23:34:05,411 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:05,411 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316767386] [2022-02-10 23:34:05,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:05,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:05,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:05,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:05,825 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:05,825 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316767386] [2022-02-10 23:34:05,825 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316767386] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:05,825 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:05,825 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:05,825 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561240084] [2022-02-10 23:34:05,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:05,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:05,826 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:05,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:05,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:05,826 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) [2022-02-10 23:34:07,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:07,595 INFO L93 Difference]: Finished difference Result 8184 states and 22165 transitions. [2022-02-10 23:34:07,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:34:07,596 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:07,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:07,608 INFO L225 Difference]: With dead ends: 8184 [2022-02-10 23:34:07,609 INFO L226 Difference]: Without dead ends: 8184 [2022-02-10 23:34:07,609 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=336, Invalid=720, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:34:07,609 INFO L934 BasicCegarLoop]: 330 mSDtfsCounter, 1199 mSDsluCounter, 1844 mSDsCounter, 0 mSdLazyCounter, 1678 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1199 SdHoareTripleChecker+Valid, 2150 SdHoareTripleChecker+Invalid, 1811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1678 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:07,609 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1199 Valid, 2150 Invalid, 1811 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1678 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:34:07,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8184 states. [2022-02-10 23:34:07,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8184 to 7016. [2022-02-10 23:34:07,738 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) [2022-02-10 23:34:07,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7016 states to 7016 states and 19422 transitions. [2022-02-10 23:34:07,750 INFO L78 Accepts]: Start accepts. Automaton has 7016 states and 19422 transitions. Word has length 98 [2022-02-10 23:34:07,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:07,750 INFO L470 AbstractCegarLoop]: Abstraction has 7016 states and 19422 transitions. [2022-02-10 23:34:07,750 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) [2022-02-10 23:34:07,750 INFO L276 IsEmpty]: Start isEmpty. Operand 7016 states and 19422 transitions. [2022-02-10 23:34:07,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:07,756 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:07,756 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:07,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-02-10 23:34:07,756 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:07,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:07,758 INFO L85 PathProgramCache]: Analyzing trace with hash 254759556, now seen corresponding path program 50 times [2022-02-10 23:34:07,758 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:07,758 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7185965] [2022-02-10 23:34:07,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:07,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:07,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:08,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:08,239 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:08,239 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7185965] [2022-02-10 23:34:08,239 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7185965] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:08,239 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:08,239 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:08,240 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257882673] [2022-02-10 23:34:08,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:08,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:08,240 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:08,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:08,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:08,240 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) [2022-02-10 23:34:10,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:10,090 INFO L93 Difference]: Finished difference Result 8086 states and 21918 transitions. [2022-02-10 23:34:10,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:34:10,091 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:10,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:10,103 INFO L225 Difference]: With dead ends: 8086 [2022-02-10 23:34:10,103 INFO L226 Difference]: Without dead ends: 8086 [2022-02-10 23:34:10,103 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:34:10,103 INFO L934 BasicCegarLoop]: 339 mSDtfsCounter, 914 mSDsluCounter, 1857 mSDsCounter, 0 mSdLazyCounter, 1668 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 914 SdHoareTripleChecker+Valid, 2172 SdHoareTripleChecker+Invalid, 1772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 1668 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:10,104 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [914 Valid, 2172 Invalid, 1772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 1668 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:34:10,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8086 states. [2022-02-10 23:34:10,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8086 to 6932. [2022-02-10 23:34:10,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6932 states, 6928 states have (on average 2.767609699769053) internal successors, (19174), 6931 states have internal predecessors, (19174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:10,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6932 states to 6932 states and 19174 transitions. [2022-02-10 23:34:10,239 INFO L78 Accepts]: Start accepts. Automaton has 6932 states and 19174 transitions. Word has length 98 [2022-02-10 23:34:10,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:10,239 INFO L470 AbstractCegarLoop]: Abstraction has 6932 states and 19174 transitions. [2022-02-10 23:34:10,239 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:10,239 INFO L276 IsEmpty]: Start isEmpty. Operand 6932 states and 19174 transitions. [2022-02-10 23:34:10,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:10,245 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:10,245 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:10,245 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-02-10 23:34:10,245 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:10,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:10,245 INFO L85 PathProgramCache]: Analyzing trace with hash -1642531928, now seen corresponding path program 47 times [2022-02-10 23:34:10,246 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:10,246 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687180615] [2022-02-10 23:34:10,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:10,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:10,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:10,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:10,682 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:10,682 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687180615] [2022-02-10 23:34:10,682 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687180615] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:10,682 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:10,683 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:10,683 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273759633] [2022-02-10 23:34:10,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:10,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:10,683 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:10,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:10,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:10,683 INFO L87 Difference]: Start difference. First operand 6932 states and 19174 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:12,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:12,037 INFO L93 Difference]: Finished difference Result 8517 states and 22948 transitions. [2022-02-10 23:34:12,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:34:12,037 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:12,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:12,050 INFO L225 Difference]: With dead ends: 8517 [2022-02-10 23:34:12,050 INFO L226 Difference]: Without dead ends: 8517 [2022-02-10 23:34:12,051 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:34:12,051 INFO L934 BasicCegarLoop]: 338 mSDtfsCounter, 1223 mSDsluCounter, 1162 mSDsCounter, 0 mSdLazyCounter, 1158 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1223 SdHoareTripleChecker+Valid, 1473 SdHoareTripleChecker+Invalid, 1282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:12,051 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1223 Valid, 1473 Invalid, 1282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1158 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:34:12,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8517 states. [2022-02-10 23:34:12,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8517 to 6953. [2022-02-10 23:34:12,139 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) [2022-02-10 23:34:12,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6953 states to 6953 states and 19236 transitions. [2022-02-10 23:34:12,152 INFO L78 Accepts]: Start accepts. Automaton has 6953 states and 19236 transitions. Word has length 98 [2022-02-10 23:34:12,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:12,152 INFO L470 AbstractCegarLoop]: Abstraction has 6953 states and 19236 transitions. [2022-02-10 23:34:12,152 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) [2022-02-10 23:34:12,152 INFO L276 IsEmpty]: Start isEmpty. Operand 6953 states and 19236 transitions. [2022-02-10 23:34:12,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:12,158 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:12,158 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:12,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-02-10 23:34:12,158 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:12,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:12,158 INFO L85 PathProgramCache]: Analyzing trace with hash -1347748274, now seen corresponding path program 48 times [2022-02-10 23:34:12,158 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:12,158 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356216679] [2022-02-10 23:34:12,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:12,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:12,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:12,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:12,570 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:12,570 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356216679] [2022-02-10 23:34:12,570 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356216679] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:12,570 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:12,571 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:12,571 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84054458] [2022-02-10 23:34:12,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:12,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:12,571 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:12,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:12,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:12,571 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) [2022-02-10 23:34:14,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:14,378 INFO L93 Difference]: Finished difference Result 8404 states and 22664 transitions. [2022-02-10 23:34:14,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:34:14,378 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 [2022-02-10 23:34:14,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:14,392 INFO L225 Difference]: With dead ends: 8404 [2022-02-10 23:34:14,392 INFO L226 Difference]: Without dead ends: 8404 [2022-02-10 23:34:14,392 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:34:14,392 INFO L934 BasicCegarLoop]: 347 mSDtfsCounter, 1062 mSDsluCounter, 1912 mSDsCounter, 0 mSdLazyCounter, 1671 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1062 SdHoareTripleChecker+Valid, 2228 SdHoareTripleChecker+Invalid, 1794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:14,392 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1062 Valid, 2228 Invalid, 1794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1671 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:34:14,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8404 states. [2022-02-10 23:34:14,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8404 to 6995. [2022-02-10 23:34:14,484 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) [2022-02-10 23:34:14,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6995 states to 6995 states and 19360 transitions. [2022-02-10 23:34:14,497 INFO L78 Accepts]: Start accepts. Automaton has 6995 states and 19360 transitions. Word has length 98 [2022-02-10 23:34:14,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:14,497 INFO L470 AbstractCegarLoop]: Abstraction has 6995 states and 19360 transitions. [2022-02-10 23:34:14,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:14,497 INFO L276 IsEmpty]: Start isEmpty. Operand 6995 states and 19360 transitions. [2022-02-10 23:34:14,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:14,503 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:14,503 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:14,503 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-02-10 23:34:14,503 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:14,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:14,503 INFO L85 PathProgramCache]: Analyzing trace with hash 1092106736, now seen corresponding path program 49 times [2022-02-10 23:34:14,503 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:14,504 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116374158] [2022-02-10 23:34:14,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:14,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:14,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:14,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:14,932 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:14,932 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116374158] [2022-02-10 23:34:14,932 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116374158] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:14,932 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:14,932 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:14,932 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178632098] [2022-02-10 23:34:14,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:14,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:14,933 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:14,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:14,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:14,933 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) [2022-02-10 23:34:16,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:16,815 INFO L93 Difference]: Finished difference Result 8316 states and 22429 transitions. [2022-02-10 23:34:16,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:34:16,816 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:16,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:16,828 INFO L225 Difference]: With dead ends: 8316 [2022-02-10 23:34:16,828 INFO L226 Difference]: Without dead ends: 8316 [2022-02-10 23:34:16,828 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:34:16,829 INFO L934 BasicCegarLoop]: 356 mSDtfsCounter, 1252 mSDsluCounter, 1899 mSDsCounter, 0 mSdLazyCounter, 1686 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1252 SdHoareTripleChecker+Valid, 2224 SdHoareTripleChecker+Invalid, 1843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:16,829 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1252 Valid, 2224 Invalid, 1843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1686 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:34:16,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8316 states. [2022-02-10 23:34:16,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8316 to 7016. [2022-02-10 23:34:16,953 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) [2022-02-10 23:34:16,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7016 states to 7016 states and 19422 transitions. [2022-02-10 23:34:16,971 INFO L78 Accepts]: Start accepts. Automaton has 7016 states and 19422 transitions. Word has length 98 [2022-02-10 23:34:16,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:16,971 INFO L470 AbstractCegarLoop]: Abstraction has 7016 states and 19422 transitions. [2022-02-10 23:34:16,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:16,971 INFO L276 IsEmpty]: Start isEmpty. Operand 7016 states and 19422 transitions. [2022-02-10 23:34:16,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:16,979 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:16,979 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:16,979 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-02-10 23:34:16,979 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:16,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:16,980 INFO L85 PathProgramCache]: Analyzing trace with hash 2144920676, now seen corresponding path program 50 times [2022-02-10 23:34:16,980 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:16,980 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71410017] [2022-02-10 23:34:16,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:16,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:17,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:17,508 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:17,508 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71410017] [2022-02-10 23:34:17,508 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71410017] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:17,508 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:17,508 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:17,508 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319401083] [2022-02-10 23:34:17,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:17,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:17,508 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:17,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:17,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:17,509 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) [2022-02-10 23:34:19,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:19,438 INFO L93 Difference]: Finished difference Result 8185 states and 22116 transitions. [2022-02-10 23:34:19,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:34:19,438 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:19,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:19,452 INFO L225 Difference]: With dead ends: 8185 [2022-02-10 23:34:19,452 INFO L226 Difference]: Without dead ends: 8185 [2022-02-10 23:34:19,452 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:34:19,452 INFO L934 BasicCegarLoop]: 365 mSDtfsCounter, 1253 mSDsluCounter, 1786 mSDsCounter, 0 mSdLazyCounter, 1651 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1253 SdHoareTripleChecker+Valid, 2120 SdHoareTripleChecker+Invalid, 1810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1651 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:19,452 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1253 Valid, 2120 Invalid, 1810 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1651 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:34:19,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8185 states. [2022-02-10 23:34:19,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8185 to 6932. [2022-02-10 23:34:19,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6932 states, 6928 states have (on average 2.767609699769053) internal successors, (19174), 6931 states have internal predecessors, (19174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:19,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6932 states to 6932 states and 19174 transitions. [2022-02-10 23:34:19,552 INFO L78 Accepts]: Start accepts. Automaton has 6932 states and 19174 transitions. Word has length 98 [2022-02-10 23:34:19,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:19,552 INFO L470 AbstractCegarLoop]: Abstraction has 6932 states and 19174 transitions. [2022-02-10 23:34:19,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:19,553 INFO L276 IsEmpty]: Start isEmpty. Operand 6932 states and 19174 transitions. [2022-02-10 23:34:19,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:19,558 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:19,558 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:19,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-02-10 23:34:19,558 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:19,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:19,559 INFO L85 PathProgramCache]: Analyzing trace with hash -1278476066, now seen corresponding path program 51 times [2022-02-10 23:34:19,559 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:19,559 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179179181] [2022-02-10 23:34:19,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:19,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:19,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:19,976 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:19,976 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179179181] [2022-02-10 23:34:19,976 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179179181] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:19,976 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:19,976 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:19,976 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498633931] [2022-02-10 23:34:19,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:19,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:19,976 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:19,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:19,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:19,976 INFO L87 Difference]: Start difference. First operand 6932 states and 19174 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:21,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:21,529 INFO L93 Difference]: Finished difference Result 8968 states and 24380 transitions. [2022-02-10 23:34:21,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:34:21,529 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:21,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:21,543 INFO L225 Difference]: With dead ends: 8968 [2022-02-10 23:34:21,543 INFO L226 Difference]: Without dead ends: 8968 [2022-02-10 23:34:21,543 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:34:21,543 INFO L934 BasicCegarLoop]: 307 mSDtfsCounter, 1058 mSDsluCounter, 1643 mSDsCounter, 0 mSdLazyCounter, 1496 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1058 SdHoareTripleChecker+Valid, 1928 SdHoareTripleChecker+Invalid, 1610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:21,543 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1058 Valid, 1928 Invalid, 1610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1496 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:34:21,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8968 states. [2022-02-10 23:34:21,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8968 to 7020. [2022-02-10 23:34:21,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7020 states, 7016 states have (on average 2.7699543899657924) internal successors, (19434), 7019 states have internal predecessors, (19434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:21,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7020 states to 7020 states and 19434 transitions. [2022-02-10 23:34:21,647 INFO L78 Accepts]: Start accepts. Automaton has 7020 states and 19434 transitions. Word has length 98 [2022-02-10 23:34:21,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:21,647 INFO L470 AbstractCegarLoop]: Abstraction has 7020 states and 19434 transitions. [2022-02-10 23:34:21,647 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) [2022-02-10 23:34:21,647 INFO L276 IsEmpty]: Start isEmpty. Operand 7020 states and 19434 transitions. [2022-02-10 23:34:21,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:21,653 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:21,653 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:21,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-02-10 23:34:21,653 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:21,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:21,653 INFO L85 PathProgramCache]: Analyzing trace with hash -421980120, now seen corresponding path program 52 times [2022-02-10 23:34:21,653 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:21,653 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399584052] [2022-02-10 23:34:21,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:21,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:21,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:22,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:22,039 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:22,039 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399584052] [2022-02-10 23:34:22,039 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399584052] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:22,039 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:22,039 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:22,039 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471557739] [2022-02-10 23:34:22,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:22,040 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:22,040 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:22,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:22,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:22,040 INFO L87 Difference]: Start difference. First operand 7020 states and 19434 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:23,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:23,711 INFO L93 Difference]: Finished difference Result 9269 states and 25225 transitions. [2022-02-10 23:34:23,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:34:23,712 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:23,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:23,726 INFO L225 Difference]: With dead ends: 9269 [2022-02-10 23:34:23,727 INFO L226 Difference]: Without dead ends: 9269 [2022-02-10 23:34:23,727 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:34:23,727 INFO L934 BasicCegarLoop]: 316 mSDtfsCounter, 1241 mSDsluCounter, 1752 mSDsCounter, 0 mSdLazyCounter, 1653 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1241 SdHoareTripleChecker+Valid, 2044 SdHoareTripleChecker+Invalid, 1771 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:23,727 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1241 Valid, 2044 Invalid, 1771 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1653 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:34:23,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9269 states. [2022-02-10 23:34:23,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9269 to 7041. [2022-02-10 23:34:23,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7041 states, 7037 states have (on average 2.770498792098906) internal successors, (19496), 7040 states have internal predecessors, (19496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:23,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7041 states to 7041 states and 19496 transitions. [2022-02-10 23:34:23,833 INFO L78 Accepts]: Start accepts. Automaton has 7041 states and 19496 transitions. Word has length 98 [2022-02-10 23:34:23,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:23,833 INFO L470 AbstractCegarLoop]: Abstraction has 7041 states and 19496 transitions. [2022-02-10 23:34:23,834 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:23,834 INFO L276 IsEmpty]: Start isEmpty. Operand 7041 states and 19496 transitions. [2022-02-10 23:34:23,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:23,839 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:23,839 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:23,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-02-10 23:34:23,839 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:23,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:23,839 INFO L85 PathProgramCache]: Analyzing trace with hash 187543740, now seen corresponding path program 53 times [2022-02-10 23:34:23,839 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:23,839 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626090138] [2022-02-10 23:34:23,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:23,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:23,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:24,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:24,336 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:24,336 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626090138] [2022-02-10 23:34:24,336 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626090138] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:24,336 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:24,336 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:24,336 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771918717] [2022-02-10 23:34:24,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:24,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:24,337 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:24,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:24,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:24,337 INFO L87 Difference]: Start difference. First operand 7041 states and 19496 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:26,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:26,304 INFO L93 Difference]: Finished difference Result 9171 states and 24978 transitions. [2022-02-10 23:34:26,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:34:26,304 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:26,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:26,319 INFO L225 Difference]: With dead ends: 9171 [2022-02-10 23:34:26,319 INFO L226 Difference]: Without dead ends: 9171 [2022-02-10 23:34:26,319 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:34:26,320 INFO L934 BasicCegarLoop]: 325 mSDtfsCounter, 919 mSDsluCounter, 2106 mSDsCounter, 0 mSdLazyCounter, 1933 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 919 SdHoareTripleChecker+Valid, 2403 SdHoareTripleChecker+Invalid, 2049 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1933 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:26,320 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [919 Valid, 2403 Invalid, 2049 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1933 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:34:26,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9171 states. [2022-02-10 23:34:26,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9171 to 6978. [2022-02-10 23:34:26,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6978 states, 6974 states have (on average 2.768855749928305) internal successors, (19310), 6977 states have internal predecessors, (19310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:26,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6978 states to 6978 states and 19310 transitions. [2022-02-10 23:34:26,422 INFO L78 Accepts]: Start accepts. Automaton has 6978 states and 19310 transitions. Word has length 98 [2022-02-10 23:34:26,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:26,422 INFO L470 AbstractCegarLoop]: Abstraction has 6978 states and 19310 transitions. [2022-02-10 23:34:26,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:26,422 INFO L276 IsEmpty]: Start isEmpty. Operand 6978 states and 19310 transitions. [2022-02-10 23:34:26,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:26,427 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:26,427 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:26,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-02-10 23:34:26,427 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:26,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:26,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1738391270, now seen corresponding path program 54 times [2022-02-10 23:34:26,428 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:26,428 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083193283] [2022-02-10 23:34:26,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:26,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:26,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:26,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:26,810 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:26,810 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083193283] [2022-02-10 23:34:26,810 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083193283] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:26,810 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:26,810 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:26,810 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154431695] [2022-02-10 23:34:26,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:26,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:26,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:26,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:26,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:26,811 INFO L87 Difference]: Start difference. First operand 6978 states and 19310 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:28,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:28,370 INFO L93 Difference]: Finished difference Result 9101 states and 24787 transitions. [2022-02-10 23:34:28,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:34:28,370 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:28,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:28,384 INFO L225 Difference]: With dead ends: 9101 [2022-02-10 23:34:28,384 INFO L226 Difference]: Without dead ends: 9101 [2022-02-10 23:34:28,384 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:34:28,384 INFO L934 BasicCegarLoop]: 318 mSDtfsCounter, 1087 mSDsluCounter, 1503 mSDsCounter, 0 mSdLazyCounter, 1436 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1087 SdHoareTripleChecker+Valid, 1801 SdHoareTripleChecker+Invalid, 1557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:28,385 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1087 Valid, 1801 Invalid, 1557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1436 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:34:28,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9101 states. [2022-02-10 23:34:28,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9101 to 7020. [2022-02-10 23:34:28,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7020 states, 7016 states have (on average 2.7699543899657924) internal successors, (19434), 7019 states have internal predecessors, (19434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:28,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7020 states to 7020 states and 19434 transitions. [2022-02-10 23:34:28,496 INFO L78 Accepts]: Start accepts. Automaton has 7020 states and 19434 transitions. Word has length 98 [2022-02-10 23:34:28,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:28,496 INFO L470 AbstractCegarLoop]: Abstraction has 7020 states and 19434 transitions. [2022-02-10 23:34:28,496 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:28,496 INFO L276 IsEmpty]: Start isEmpty. Operand 7020 states and 19434 transitions. [2022-02-10 23:34:28,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:28,503 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:28,503 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:28,503 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-02-10 23:34:28,503 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:28,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:28,504 INFO L85 PathProgramCache]: Analyzing trace with hash -1947052166, now seen corresponding path program 55 times [2022-02-10 23:34:28,504 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:28,504 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115064325] [2022-02-10 23:34:28,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:28,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:28,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:29,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:29,021 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:29,021 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115064325] [2022-02-10 23:34:29,021 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115064325] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:29,021 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:29,022 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:29,022 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294439938] [2022-02-10 23:34:29,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:29,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:29,022 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:29,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:29,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:29,022 INFO L87 Difference]: Start difference. First operand 7020 states and 19434 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:30,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:30,797 INFO L93 Difference]: Finished difference Result 9283 states and 25323 transitions. [2022-02-10 23:34:30,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:34:30,798 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:30,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:30,813 INFO L225 Difference]: With dead ends: 9283 [2022-02-10 23:34:30,813 INFO L226 Difference]: Without dead ends: 9283 [2022-02-10 23:34:30,813 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:34:30,813 INFO L934 BasicCegarLoop]: 327 mSDtfsCounter, 1084 mSDsluCounter, 1732 mSDsCounter, 0 mSdLazyCounter, 1640 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1084 SdHoareTripleChecker+Valid, 2035 SdHoareTripleChecker+Invalid, 1759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 1640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:30,813 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1084 Valid, 2035 Invalid, 1759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 1640 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:34:30,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9283 states. [2022-02-10 23:34:30,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9283 to 6999. [2022-02-10 23:34:30,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6999 states, 6995 states have (on average 2.769406719085061) internal successors, (19372), 6998 states have internal predecessors, (19372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:30,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6999 states to 6999 states and 19372 transitions. [2022-02-10 23:34:30,918 INFO L78 Accepts]: Start accepts. Automaton has 6999 states and 19372 transitions. Word has length 98 [2022-02-10 23:34:30,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:30,918 INFO L470 AbstractCegarLoop]: Abstraction has 6999 states and 19372 transitions. [2022-02-10 23:34:30,918 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) [2022-02-10 23:34:30,918 INFO L276 IsEmpty]: Start isEmpty. Operand 6999 states and 19372 transitions. [2022-02-10 23:34:30,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:30,924 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:30,924 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:30,924 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-02-10 23:34:30,924 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:30,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:30,925 INFO L85 PathProgramCache]: Analyzing trace with hash 1475363742, now seen corresponding path program 56 times [2022-02-10 23:34:30,925 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:30,925 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766091141] [2022-02-10 23:34:30,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:30,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:30,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:31,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:31,512 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:31,512 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766091141] [2022-02-10 23:34:31,512 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766091141] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:31,512 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:31,512 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:31,512 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462346104] [2022-02-10 23:34:31,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:31,513 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:31,513 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:31,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:31,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:31,513 INFO L87 Difference]: Start difference. First operand 6999 states and 19372 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:33,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:33,539 INFO L93 Difference]: Finished difference Result 9150 states and 24970 transitions. [2022-02-10 23:34:33,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:34:33,539 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:33,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:33,552 INFO L225 Difference]: With dead ends: 9150 [2022-02-10 23:34:33,552 INFO L226 Difference]: Without dead ends: 9150 [2022-02-10 23:34:33,552 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:34:33,553 INFO L934 BasicCegarLoop]: 328 mSDtfsCounter, 1033 mSDsluCounter, 1959 mSDsCounter, 0 mSdLazyCounter, 1862 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1033 SdHoareTripleChecker+Valid, 2259 SdHoareTripleChecker+Invalid, 1984 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1862 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:33,553 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1033 Valid, 2259 Invalid, 1984 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1862 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:34:33,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9150 states. [2022-02-10 23:34:33,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9150 to 6936. [2022-02-10 23:34:33,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6936 states, 6932 states have (on average 2.767743796884016) internal successors, (19186), 6935 states have internal predecessors, (19186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:33,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6936 states to 6936 states and 19186 transitions. [2022-02-10 23:34:33,657 INFO L78 Accepts]: Start accepts. Automaton has 6936 states and 19186 transitions. Word has length 98 [2022-02-10 23:34:33,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:33,657 INFO L470 AbstractCegarLoop]: Abstraction has 6936 states and 19186 transitions. [2022-02-10 23:34:33,657 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:33,657 INFO L276 IsEmpty]: Start isEmpty. Operand 6936 states and 19186 transitions. [2022-02-10 23:34:33,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:33,662 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:33,662 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:33,662 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-02-10 23:34:33,663 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:33,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:33,663 INFO L85 PathProgramCache]: Analyzing trace with hash 1597660702, now seen corresponding path program 57 times [2022-02-10 23:34:33,663 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:33,663 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742178133] [2022-02-10 23:34:33,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:33,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:33,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:34,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:34,099 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:34,099 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742178133] [2022-02-10 23:34:34,099 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742178133] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:34,099 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:34,099 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:34,099 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298840990] [2022-02-10 23:34:34,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:34,099 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:34,099 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:34,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:34,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:34,100 INFO L87 Difference]: Start difference. First operand 6936 states and 19186 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:35,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:35,283 INFO L93 Difference]: Finished difference Result 8702 states and 23652 transitions. [2022-02-10 23:34:35,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:34:35,284 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:35,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:35,296 INFO L225 Difference]: With dead ends: 8702 [2022-02-10 23:34:35,297 INFO L226 Difference]: Without dead ends: 8702 [2022-02-10 23:34:35,297 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=285, Invalid=645, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:34:35,297 INFO L934 BasicCegarLoop]: 303 mSDtfsCounter, 917 mSDsluCounter, 1202 mSDsCounter, 0 mSdLazyCounter, 1135 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 917 SdHoareTripleChecker+Valid, 1487 SdHoareTripleChecker+Invalid, 1244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:35,297 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [917 Valid, 1487 Invalid, 1244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1135 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:34:35,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8702 states. [2022-02-10 23:34:35,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8702 to 6919. [2022-02-10 23:34:35,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6919 states, 6915 states have (on average 2.767317425885756) internal successors, (19136), 6918 states have internal predecessors, (19136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:35,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6919 states to 6919 states and 19136 transitions. [2022-02-10 23:34:35,398 INFO L78 Accepts]: Start accepts. Automaton has 6919 states and 19136 transitions. Word has length 98 [2022-02-10 23:34:35,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:35,398 INFO L470 AbstractCegarLoop]: Abstraction has 6919 states and 19136 transitions. [2022-02-10 23:34:35,398 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:35,398 INFO L276 IsEmpty]: Start isEmpty. Operand 6919 states and 19136 transitions. [2022-02-10 23:34:35,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:35,403 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:35,403 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:35,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-02-10 23:34:35,403 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:35,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:35,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1432861020, now seen corresponding path program 58 times [2022-02-10 23:34:35,404 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:35,404 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485240241] [2022-02-10 23:34:35,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:35,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:35,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:35,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:35,805 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:35,805 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485240241] [2022-02-10 23:34:35,805 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485240241] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:35,805 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:35,805 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:35,805 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912858782] [2022-02-10 23:34:35,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:35,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:35,805 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:35,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:35,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:35,806 INFO L87 Difference]: Start difference. First operand 6919 states and 19136 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:37,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:37,701 INFO L93 Difference]: Finished difference Result 9122 states and 24834 transitions. [2022-02-10 23:34:37,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:34:37,701 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:37,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:37,715 INFO L225 Difference]: With dead ends: 9122 [2022-02-10 23:34:37,715 INFO L226 Difference]: Without dead ends: 9122 [2022-02-10 23:34:37,715 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:34:37,715 INFO L934 BasicCegarLoop]: 317 mSDtfsCounter, 1084 mSDsluCounter, 2260 mSDsCounter, 0 mSdLazyCounter, 2020 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1084 SdHoareTripleChecker+Valid, 2545 SdHoareTripleChecker+Invalid, 2125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 2020 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:37,715 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1084 Valid, 2545 Invalid, 2125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 2020 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:34:37,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9122 states. [2022-02-10 23:34:37,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9122 to 6961. [2022-02-10 23:34:37,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6961 states, 6957 states have (on average 2.7684346701164295) internal successors, (19260), 6960 states have internal predecessors, (19260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:37,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6961 states to 6961 states and 19260 transitions. [2022-02-10 23:34:37,813 INFO L78 Accepts]: Start accepts. Automaton has 6961 states and 19260 transitions. Word has length 98 [2022-02-10 23:34:37,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:37,813 INFO L470 AbstractCegarLoop]: Abstraction has 6961 states and 19260 transitions. [2022-02-10 23:34:37,813 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:37,813 INFO L276 IsEmpty]: Start isEmpty. Operand 6961 states and 19260 transitions. [2022-02-10 23:34:37,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:37,818 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:37,818 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:37,818 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-02-10 23:34:37,818 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:37,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:37,819 INFO L85 PathProgramCache]: Analyzing trace with hash -650101178, now seen corresponding path program 59 times [2022-02-10 23:34:37,819 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:37,819 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306294716] [2022-02-10 23:34:37,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:37,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:37,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:38,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:38,260 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:38,260 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306294716] [2022-02-10 23:34:38,260 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306294716] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:38,260 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:38,260 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:38,260 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578728831] [2022-02-10 23:34:38,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:38,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:38,260 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:38,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:38,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:38,261 INFO L87 Difference]: Start difference. First operand 6961 states and 19260 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:40,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:40,097 INFO L93 Difference]: Finished difference Result 9045 states and 24621 transitions. [2022-02-10 23:34:40,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:34:40,097 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:40,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:40,112 INFO L225 Difference]: With dead ends: 9045 [2022-02-10 23:34:40,112 INFO L226 Difference]: Without dead ends: 9045 [2022-02-10 23:34:40,112 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:34:40,112 INFO L934 BasicCegarLoop]: 326 mSDtfsCounter, 1056 mSDsluCounter, 2133 mSDsCounter, 0 mSdLazyCounter, 1917 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1056 SdHoareTripleChecker+Valid, 2429 SdHoareTripleChecker+Invalid, 2026 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1917 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:40,112 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1056 Valid, 2429 Invalid, 2026 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1917 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:34:40,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9045 states. [2022-02-10 23:34:40,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9045 to 6982. [2022-02-10 23:34:40,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6982 states, 6978 states have (on average 2.768988248781886) internal successors, (19322), 6981 states have internal predecessors, (19322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:40,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6982 states to 6982 states and 19322 transitions. [2022-02-10 23:34:40,219 INFO L78 Accepts]: Start accepts. Automaton has 6982 states and 19322 transitions. Word has length 98 [2022-02-10 23:34:40,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:40,219 INFO L470 AbstractCegarLoop]: Abstraction has 6982 states and 19322 transitions. [2022-02-10 23:34:40,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:40,220 INFO L276 IsEmpty]: Start isEmpty. Operand 6982 states and 19322 transitions. [2022-02-10 23:34:40,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:40,225 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:40,225 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:40,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-02-10 23:34:40,225 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:40,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:40,225 INFO L85 PathProgramCache]: Analyzing trace with hash -40577318, now seen corresponding path program 60 times [2022-02-10 23:34:40,226 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:40,226 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913633493] [2022-02-10 23:34:40,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:40,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:40,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:40,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:40,742 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:40,742 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913633493] [2022-02-10 23:34:40,742 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913633493] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:40,742 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:40,742 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:40,742 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236409063] [2022-02-10 23:34:40,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:40,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:40,742 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:40,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:40,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:40,743 INFO L87 Difference]: Start difference. First operand 6982 states and 19322 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:42,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:42,508 INFO L93 Difference]: Finished difference Result 8947 states and 24374 transitions. [2022-02-10 23:34:42,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:34:42,509 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:42,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:42,522 INFO L225 Difference]: With dead ends: 8947 [2022-02-10 23:34:42,522 INFO L226 Difference]: Without dead ends: 8947 [2022-02-10 23:34:42,523 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:34:42,523 INFO L934 BasicCegarLoop]: 335 mSDtfsCounter, 1140 mSDsluCounter, 1709 mSDsCounter, 0 mSdLazyCounter, 1646 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1140 SdHoareTripleChecker+Valid, 2020 SdHoareTripleChecker+Invalid, 1764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1646 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:42,523 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1140 Valid, 2020 Invalid, 1764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1646 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:34:42,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8947 states. [2022-02-10 23:34:42,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8947 to 6877. [2022-02-10 23:34:42,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6877 states, 6873 states have (on average 2.76618652698967) internal successors, (19012), 6876 states have internal predecessors, (19012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:42,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6877 states to 6877 states and 19012 transitions. [2022-02-10 23:34:42,621 INFO L78 Accepts]: Start accepts. Automaton has 6877 states and 19012 transitions. Word has length 98 [2022-02-10 23:34:42,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:42,621 INFO L470 AbstractCegarLoop]: Abstraction has 6877 states and 19012 transitions. [2022-02-10 23:34:42,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:42,621 INFO L276 IsEmpty]: Start isEmpty. Operand 6877 states and 19012 transitions. [2022-02-10 23:34:42,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:42,626 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:42,626 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:42,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-02-10 23:34:42,626 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:42,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:42,627 INFO L85 PathProgramCache]: Analyzing trace with hash -1920077178, now seen corresponding path program 61 times [2022-02-10 23:34:42,627 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:42,627 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435913362] [2022-02-10 23:34:42,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:42,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:42,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:43,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:43,044 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:43,044 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435913362] [2022-02-10 23:34:43,044 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435913362] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:43,044 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:43,044 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:43,044 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96358044] [2022-02-10 23:34:43,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:43,045 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:43,045 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:43,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:43,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:43,045 INFO L87 Difference]: Start difference. First operand 6877 states and 19012 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:44,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:44,633 INFO L93 Difference]: Finished difference Result 8191 states and 22172 transitions. [2022-02-10 23:34:44,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:34:44,633 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:44,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:44,647 INFO L225 Difference]: With dead ends: 8191 [2022-02-10 23:34:44,647 INFO L226 Difference]: Without dead ends: 8191 [2022-02-10 23:34:44,647 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:34:44,647 INFO L934 BasicCegarLoop]: 306 mSDtfsCounter, 941 mSDsluCounter, 1744 mSDsCounter, 0 mSdLazyCounter, 1604 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 941 SdHoareTripleChecker+Valid, 2026 SdHoareTripleChecker+Invalid, 1714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 1604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:44,647 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [941 Valid, 2026 Invalid, 1714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1604 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:34:44,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8191 states. [2022-02-10 23:34:44,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8191 to 6851. [2022-02-10 23:34:44,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6851 states, 6847 states have (on average 2.765590769680152) internal successors, (18936), 6850 states have internal predecessors, (18936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:44,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6851 states to 6851 states and 18936 transitions. [2022-02-10 23:34:44,752 INFO L78 Accepts]: Start accepts. Automaton has 6851 states and 18936 transitions. Word has length 98 [2022-02-10 23:34:44,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:44,752 INFO L470 AbstractCegarLoop]: Abstraction has 6851 states and 18936 transitions. [2022-02-10 23:34:44,753 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) [2022-02-10 23:34:44,753 INFO L276 IsEmpty]: Start isEmpty. Operand 6851 states and 18936 transitions. [2022-02-10 23:34:44,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:44,758 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:44,758 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:44,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-02-10 23:34:44,758 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:44,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:44,759 INFO L85 PathProgramCache]: Analyzing trace with hash -1063581232, now seen corresponding path program 62 times [2022-02-10 23:34:44,759 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:44,759 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640631667] [2022-02-10 23:34:44,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:44,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:44,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:45,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:45,183 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:45,183 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640631667] [2022-02-10 23:34:45,183 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640631667] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:45,183 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:45,183 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:45,183 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128465941] [2022-02-10 23:34:45,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:45,183 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:45,183 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:45,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:45,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:45,184 INFO L87 Difference]: Start difference. First operand 6851 states and 18936 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:46,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:46,872 INFO L93 Difference]: Finished difference Result 8492 states and 23017 transitions. [2022-02-10 23:34:46,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:34:46,872 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:46,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:46,885 INFO L225 Difference]: With dead ends: 8492 [2022-02-10 23:34:46,885 INFO L226 Difference]: Without dead ends: 8492 [2022-02-10 23:34:46,885 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:34:46,885 INFO L934 BasicCegarLoop]: 315 mSDtfsCounter, 972 mSDsluCounter, 1777 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 972 SdHoareTripleChecker+Valid, 2068 SdHoareTripleChecker+Invalid, 1778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:46,885 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [972 Valid, 2068 Invalid, 1778 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1663 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:34:46,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8492 states. [2022-02-10 23:34:46,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8492 to 6872. [2022-02-10 23:34:46,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6872 states, 6868 states have (on average 2.766161910308678) internal successors, (18998), 6871 states have internal predecessors, (18998), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:46,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6872 states to 6872 states and 18998 transitions. [2022-02-10 23:34:46,979 INFO L78 Accepts]: Start accepts. Automaton has 6872 states and 18998 transitions. Word has length 98 [2022-02-10 23:34:46,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:46,979 INFO L470 AbstractCegarLoop]: Abstraction has 6872 states and 18998 transitions. [2022-02-10 23:34:46,979 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) [2022-02-10 23:34:46,979 INFO L276 IsEmpty]: Start isEmpty. Operand 6872 states and 18998 transitions. [2022-02-10 23:34:46,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:46,984 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:46,984 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:46,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-02-10 23:34:46,985 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:46,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:46,985 INFO L85 PathProgramCache]: Analyzing trace with hash -454057372, now seen corresponding path program 63 times [2022-02-10 23:34:46,985 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:46,985 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172507911] [2022-02-10 23:34:46,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:46,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:47,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:47,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:47,432 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:47,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172507911] [2022-02-10 23:34:47,432 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172507911] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:47,432 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:47,432 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:47,432 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897716021] [2022-02-10 23:34:47,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:47,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:47,433 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:47,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:47,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:47,433 INFO L87 Difference]: Start difference. First operand 6872 states and 18998 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:49,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:49,327 INFO L93 Difference]: Finished difference Result 8394 states and 22770 transitions. [2022-02-10 23:34:49,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:34:49,328 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:49,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:49,340 INFO L225 Difference]: With dead ends: 8394 [2022-02-10 23:34:49,340 INFO L226 Difference]: Without dead ends: 8394 [2022-02-10 23:34:49,340 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:34:49,341 INFO L934 BasicCegarLoop]: 324 mSDtfsCounter, 913 mSDsluCounter, 2101 mSDsCounter, 0 mSdLazyCounter, 1904 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 913 SdHoareTripleChecker+Valid, 2397 SdHoareTripleChecker+Invalid, 2016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1904 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:49,341 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [913 Valid, 2397 Invalid, 2016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1904 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:34:49,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8394 states. [2022-02-10 23:34:49,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8394 to 6809. [2022-02-10 23:34:49,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6809 states, 6805 states have (on average 2.764437913299045) internal successors, (18812), 6808 states have internal predecessors, (18812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:49,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6809 states to 6809 states and 18812 transitions. [2022-02-10 23:34:49,441 INFO L78 Accepts]: Start accepts. Automaton has 6809 states and 18812 transitions. Word has length 98 [2022-02-10 23:34:49,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:49,442 INFO L470 AbstractCegarLoop]: Abstraction has 6809 states and 18812 transitions. [2022-02-10 23:34:49,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:49,442 INFO L276 IsEmpty]: Start isEmpty. Operand 6809 states and 18812 transitions. [2022-02-10 23:34:49,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:49,447 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:49,447 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:49,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-02-10 23:34:49,447 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:49,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:49,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1096790158, now seen corresponding path program 64 times [2022-02-10 23:34:49,448 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:49,448 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090773693] [2022-02-10 23:34:49,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:49,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:49,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:49,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:49,831 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:49,832 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090773693] [2022-02-10 23:34:49,832 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090773693] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:49,832 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:49,832 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:49,832 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957827052] [2022-02-10 23:34:49,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:49,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:49,832 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:49,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:49,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:49,832 INFO L87 Difference]: Start difference. First operand 6809 states and 18812 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:51,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:51,314 INFO L93 Difference]: Finished difference Result 8632 states and 23431 transitions. [2022-02-10 23:34:51,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:34:51,315 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:51,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:51,329 INFO L225 Difference]: With dead ends: 8632 [2022-02-10 23:34:51,329 INFO L226 Difference]: Without dead ends: 8632 [2022-02-10 23:34:51,329 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:34:51,329 INFO L934 BasicCegarLoop]: 315 mSDtfsCounter, 1163 mSDsluCounter, 1499 mSDsCounter, 0 mSdLazyCounter, 1450 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1163 SdHoareTripleChecker+Valid, 1792 SdHoareTripleChecker+Invalid, 1564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:51,329 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1163 Valid, 1792 Invalid, 1564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1450 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:34:51,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8632 states. [2022-02-10 23:34:51,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8632 to 6851. [2022-02-10 23:34:51,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6851 states, 6847 states have (on average 2.765590769680152) internal successors, (18936), 6850 states have internal predecessors, (18936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:51,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6851 states to 6851 states and 18936 transitions. [2022-02-10 23:34:51,428 INFO L78 Accepts]: Start accepts. Automaton has 6851 states and 18936 transitions. Word has length 98 [2022-02-10 23:34:51,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:51,428 INFO L470 AbstractCegarLoop]: Abstraction has 6851 states and 18936 transitions. [2022-02-10 23:34:51,428 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:51,428 INFO L276 IsEmpty]: Start isEmpty. Operand 6851 states and 18936 transitions. [2022-02-10 23:34:51,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:51,434 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:51,434 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:51,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-02-10 23:34:51,434 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:51,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:51,434 INFO L85 PathProgramCache]: Analyzing trace with hash 1706314018, now seen corresponding path program 65 times [2022-02-10 23:34:51,434 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:51,434 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735456300] [2022-02-10 23:34:51,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:51,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:51,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:51,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:51,922 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:51,922 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735456300] [2022-02-10 23:34:51,922 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735456300] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:51,922 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:51,922 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:51,922 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395639122] [2022-02-10 23:34:51,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:51,922 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:51,923 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:51,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:51,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:51,923 INFO L87 Difference]: Start difference. First operand 6851 states and 18936 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:54,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:54,008 INFO L93 Difference]: Finished difference Result 8814 states and 23967 transitions. [2022-02-10 23:34:54,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:34:54,008 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:54,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:54,022 INFO L225 Difference]: With dead ends: 8814 [2022-02-10 23:34:54,023 INFO L226 Difference]: Without dead ends: 8814 [2022-02-10 23:34:54,023 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:34:54,023 INFO L934 BasicCegarLoop]: 324 mSDtfsCounter, 1339 mSDsluCounter, 2192 mSDsCounter, 0 mSdLazyCounter, 2075 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1339 SdHoareTripleChecker+Valid, 2484 SdHoareTripleChecker+Invalid, 2199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 2075 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:54,023 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1339 Valid, 2484 Invalid, 2199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 2075 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:34:54,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8814 states. [2022-02-10 23:34:54,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8814 to 6830. [2022-02-10 23:34:54,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6830 states, 6826 states have (on average 2.765016114854966) internal successors, (18874), 6829 states have internal predecessors, (18874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:54,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6830 states to 6830 states and 18874 transitions. [2022-02-10 23:34:54,135 INFO L78 Accepts]: Start accepts. Automaton has 6830 states and 18874 transitions. Word has length 98 [2022-02-10 23:34:54,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:54,136 INFO L470 AbstractCegarLoop]: Abstraction has 6830 states and 18874 transitions. [2022-02-10 23:34:54,136 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) [2022-02-10 23:34:54,136 INFO L276 IsEmpty]: Start isEmpty. Operand 6830 states and 18874 transitions. [2022-02-10 23:34:54,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:54,141 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:54,141 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:54,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-02-10 23:34:54,142 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:54,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:54,142 INFO L85 PathProgramCache]: Analyzing trace with hash 833762630, now seen corresponding path program 66 times [2022-02-10 23:34:54,142 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:54,142 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052414119] [2022-02-10 23:34:54,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:54,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:54,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:54,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:54,693 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:54,693 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052414119] [2022-02-10 23:34:54,693 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052414119] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:54,693 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:54,693 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:54,693 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432176013] [2022-02-10 23:34:54,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:54,693 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:54,693 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:54,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:54,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:54,694 INFO L87 Difference]: Start difference. First operand 6830 states and 18874 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:56,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:56,683 INFO L93 Difference]: Finished difference Result 8597 states and 23368 transitions. [2022-02-10 23:34:56,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:34:56,684 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:56,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:56,697 INFO L225 Difference]: With dead ends: 8597 [2022-02-10 23:34:56,698 INFO L226 Difference]: Without dead ends: 8597 [2022-02-10 23:34:56,698 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:34:56,698 INFO L934 BasicCegarLoop]: 324 mSDtfsCounter, 1049 mSDsluCounter, 1997 mSDsCounter, 0 mSdLazyCounter, 1949 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1049 SdHoareTripleChecker+Valid, 2293 SdHoareTripleChecker+Invalid, 2071 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:56,698 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1049 Valid, 2293 Invalid, 2071 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1949 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:34:56,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8597 states. [2022-02-10 23:34:56,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8597 to 6767. [2022-02-10 23:34:56,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6767 states, 6763 states have (on average 2.7632707378382375) internal successors, (18688), 6766 states have internal predecessors, (18688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:56,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6767 states to 6767 states and 18688 transitions. [2022-02-10 23:34:56,806 INFO L78 Accepts]: Start accepts. Automaton has 6767 states and 18688 transitions. Word has length 98 [2022-02-10 23:34:56,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:56,806 INFO L470 AbstractCegarLoop]: Abstraction has 6767 states and 18688 transitions. [2022-02-10 23:34:56,806 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) [2022-02-10 23:34:56,806 INFO L276 IsEmpty]: Start isEmpty. Operand 6767 states and 18688 transitions. [2022-02-10 23:34:56,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:56,812 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:56,812 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:56,812 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-02-10 23:34:56,812 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:56,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:56,812 INFO L85 PathProgramCache]: Analyzing trace with hash 645049328, now seen corresponding path program 67 times [2022-02-10 23:34:56,812 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:56,812 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798655581] [2022-02-10 23:34:56,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:56,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:56,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:57,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:57,276 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:57,276 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798655581] [2022-02-10 23:34:57,276 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798655581] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:57,276 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:57,276 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:57,276 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662192820] [2022-02-10 23:34:57,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:57,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:57,277 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:57,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:57,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:57,277 INFO L87 Difference]: Start difference. First operand 6767 states and 18688 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:58,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:58,792 INFO L93 Difference]: Finished difference Result 8030 states and 21711 transitions. [2022-02-10 23:34:58,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:34:58,793 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:58,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:58,802 INFO L225 Difference]: With dead ends: 8030 [2022-02-10 23:34:58,803 INFO L226 Difference]: Without dead ends: 8030 [2022-02-10 23:34:58,803 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:34:58,803 INFO L934 BasicCegarLoop]: 313 mSDtfsCounter, 1162 mSDsluCounter, 1528 mSDsCounter, 0 mSdLazyCounter, 1451 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1162 SdHoareTripleChecker+Valid, 1819 SdHoareTripleChecker+Invalid, 1568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:58,803 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1162 Valid, 1819 Invalid, 1568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1451 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:34:58,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8030 states. [2022-02-10 23:34:58,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8030 to 6754. [2022-02-10 23:34:58,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6754 states, 6750 states have (on average 2.762962962962963) internal successors, (18650), 6753 states have internal predecessors, (18650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:58,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6754 states to 6754 states and 18650 transitions. [2022-02-10 23:34:58,907 INFO L78 Accepts]: Start accepts. Automaton has 6754 states and 18650 transitions. Word has length 98 [2022-02-10 23:34:58,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:58,907 INFO L470 AbstractCegarLoop]: Abstraction has 6754 states and 18650 transitions. [2022-02-10 23:34:58,907 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:58,907 INFO L276 IsEmpty]: Start isEmpty. Operand 6754 states and 18650 transitions. [2022-02-10 23:34:58,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:58,912 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:58,912 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:58,912 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-02-10 23:34:58,913 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:58,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:58,913 INFO L85 PathProgramCache]: Analyzing trace with hash 1254573188, now seen corresponding path program 68 times [2022-02-10 23:34:58,913 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:58,913 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029630065] [2022-02-10 23:34:58,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:58,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:58,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:59,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:59,342 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:59,342 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029630065] [2022-02-10 23:34:59,342 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029630065] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:59,342 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:59,342 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:59,343 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872256777] [2022-02-10 23:34:59,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:59,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:59,343 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:59,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:59,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:59,343 INFO L87 Difference]: Start difference. First operand 6754 states and 18650 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:01,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:01,358 INFO L93 Difference]: Finished difference Result 8212 states and 22247 transitions. [2022-02-10 23:35:01,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:01,359 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:01,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:01,372 INFO L225 Difference]: With dead ends: 8212 [2022-02-10 23:35:01,373 INFO L226 Difference]: Without dead ends: 8212 [2022-02-10 23:35:01,373 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:01,373 INFO L934 BasicCegarLoop]: 322 mSDtfsCounter, 903 mSDsluCounter, 2314 mSDsCounter, 0 mSdLazyCounter, 2107 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 903 SdHoareTripleChecker+Valid, 2604 SdHoareTripleChecker+Invalid, 2220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 2107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:01,373 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [903 Valid, 2604 Invalid, 2220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 2107 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:35:01,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8212 states. [2022-02-10 23:35:01,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8212 to 6733. [2022-02-10 23:35:01,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6733 states, 6729 states have (on average 2.7623718234507355) internal successors, (18588), 6732 states have internal predecessors, (18588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:01,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6733 states to 6733 states and 18588 transitions. [2022-02-10 23:35:01,474 INFO L78 Accepts]: Start accepts. Automaton has 6733 states and 18588 transitions. Word has length 98 [2022-02-10 23:35:01,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:01,474 INFO L470 AbstractCegarLoop]: Abstraction has 6733 states and 18588 transitions. [2022-02-10 23:35:01,475 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) [2022-02-10 23:35:01,475 INFO L276 IsEmpty]: Start isEmpty. Operand 6733 states and 18588 transitions. [2022-02-10 23:35:01,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:01,480 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:01,480 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:01,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-02-10 23:35:01,480 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:01,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:01,480 INFO L85 PathProgramCache]: Analyzing trace with hash 382021800, now seen corresponding path program 69 times [2022-02-10 23:35:01,480 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:01,480 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074188470] [2022-02-10 23:35:01,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:01,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:01,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:02,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:02,077 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:02,077 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074188470] [2022-02-10 23:35:02,077 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074188470] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:02,077 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:02,078 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:02,078 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394134014] [2022-02-10 23:35:02,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:02,078 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:02,078 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:02,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:02,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:02,078 INFO L87 Difference]: Start difference. First operand 6733 states and 18588 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:03,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:03,696 INFO L93 Difference]: Finished difference Result 8394 states and 22783 transitions. [2022-02-10 23:35:03,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:03,696 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:03,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:03,709 INFO L225 Difference]: With dead ends: 8394 [2022-02-10 23:35:03,709 INFO L226 Difference]: Without dead ends: 8394 [2022-02-10 23:35:03,710 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:03,710 INFO L934 BasicCegarLoop]: 322 mSDtfsCounter, 1048 mSDsluCounter, 1432 mSDsCounter, 0 mSdLazyCounter, 1461 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1048 SdHoareTripleChecker+Valid, 1734 SdHoareTripleChecker+Invalid, 1584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:03,710 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1048 Valid, 1734 Invalid, 1584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1461 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:35:03,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8394 states. [2022-02-10 23:35:03,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8394 to 6712. [2022-02-10 23:35:03,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6712 states, 6708 states have (on average 2.7617769827072154) internal successors, (18526), 6711 states have internal predecessors, (18526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:03,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6712 states to 6712 states and 18526 transitions. [2022-02-10 23:35:03,807 INFO L78 Accepts]: Start accepts. Automaton has 6712 states and 18526 transitions. Word has length 98 [2022-02-10 23:35:03,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:03,807 INFO L470 AbstractCegarLoop]: Abstraction has 6712 states and 18526 transitions. [2022-02-10 23:35:03,808 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) [2022-02-10 23:35:03,808 INFO L276 IsEmpty]: Start isEmpty. Operand 6712 states and 18526 transitions. [2022-02-10 23:35:03,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:03,813 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:03,813 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:03,813 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-02-10 23:35:03,813 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:03,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:03,814 INFO L85 PathProgramCache]: Analyzing trace with hash 684307674, now seen corresponding path program 70 times [2022-02-10 23:35:03,814 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:03,814 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118277362] [2022-02-10 23:35:03,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:03,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:03,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:04,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:04,432 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:04,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118277362] [2022-02-10 23:35:04,432 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118277362] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:04,432 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:04,432 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:04,432 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216099925] [2022-02-10 23:35:04,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:04,433 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:04,433 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:04,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:04,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:04,433 INFO L87 Difference]: Start difference. First operand 6712 states and 18526 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:06,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:06,092 INFO L93 Difference]: Finished difference Result 7950 states and 21510 transitions. [2022-02-10 23:35:06,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:06,092 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:06,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:06,105 INFO L225 Difference]: With dead ends: 7950 [2022-02-10 23:35:06,105 INFO L226 Difference]: Without dead ends: 7950 [2022-02-10 23:35:06,105 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:06,106 INFO L934 BasicCegarLoop]: 321 mSDtfsCounter, 1156 mSDsluCounter, 1504 mSDsCounter, 0 mSdLazyCounter, 1457 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1156 SdHoareTripleChecker+Valid, 1803 SdHoareTripleChecker+Invalid, 1583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1457 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:06,106 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1156 Valid, 1803 Invalid, 1583 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1457 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:35:06,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7950 states. [2022-02-10 23:35:06,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7950 to 6320. [2022-02-10 23:35:06,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6320 states, 6316 states have (on average 2.7495250158328055) internal successors, (17366), 6319 states have internal predecessors, (17366), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:06,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6320 states to 6320 states and 17366 transitions. [2022-02-10 23:35:06,207 INFO L78 Accepts]: Start accepts. Automaton has 6320 states and 17366 transitions. Word has length 98 [2022-02-10 23:35:06,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:06,207 INFO L470 AbstractCegarLoop]: Abstraction has 6320 states and 17366 transitions. [2022-02-10 23:35:06,207 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:06,207 INFO L276 IsEmpty]: Start isEmpty. Operand 6320 states and 17366 transitions. [2022-02-10 23:35:06,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:06,212 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:06,213 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:06,213 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-02-10 23:35:06,213 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:06,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:06,213 INFO L85 PathProgramCache]: Analyzing trace with hash -738533698, now seen corresponding path program 51 times [2022-02-10 23:35:06,213 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:06,213 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154041189] [2022-02-10 23:35:06,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:06,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:06,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:06,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:06,617 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:06,617 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154041189] [2022-02-10 23:35:06,617 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154041189] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:06,617 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:06,617 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:06,617 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657516027] [2022-02-10 23:35:06,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:06,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:06,618 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:06,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:06,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:06,618 INFO L87 Difference]: Start difference. First operand 6320 states and 17366 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:07,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:07,941 INFO L93 Difference]: Finished difference Result 8124 states and 21667 transitions. [2022-02-10 23:35:07,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:35:07,941 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 [2022-02-10 23:35:07,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:07,954 INFO L225 Difference]: With dead ends: 8124 [2022-02-10 23:35:07,954 INFO L226 Difference]: Without dead ends: 8124 [2022-02-10 23:35:07,954 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:35:07,954 INFO L934 BasicCegarLoop]: 333 mSDtfsCounter, 968 mSDsluCounter, 1341 mSDsCounter, 0 mSdLazyCounter, 1215 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 968 SdHoareTripleChecker+Valid, 1646 SdHoareTripleChecker+Invalid, 1361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:07,954 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [968 Valid, 1646 Invalid, 1361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1215 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:35:07,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8124 states. [2022-02-10 23:35:08,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8124 to 6380. [2022-02-10 23:35:08,038 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) [2022-02-10 23:35:08,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6380 states to 6380 states and 17542 transitions. [2022-02-10 23:35:08,049 INFO L78 Accepts]: Start accepts. Automaton has 6380 states and 17542 transitions. Word has length 98 [2022-02-10 23:35:08,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:08,049 INFO L470 AbstractCegarLoop]: Abstraction has 6380 states and 17542 transitions. [2022-02-10 23:35:08,049 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:08,049 INFO L276 IsEmpty]: Start isEmpty. Operand 6380 states and 17542 transitions. [2022-02-10 23:35:08,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:08,054 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:08,054 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:08,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-02-10 23:35:08,054 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:08,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:08,055 INFO L85 PathProgramCache]: Analyzing trace with hash 975052840, now seen corresponding path program 52 times [2022-02-10 23:35:08,055 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:08,055 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895618128] [2022-02-10 23:35:08,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:08,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:08,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:08,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:08,444 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:08,444 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895618128] [2022-02-10 23:35:08,445 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895618128] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:08,445 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:08,445 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:08,445 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066239228] [2022-02-10 23:35:08,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:08,445 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:08,445 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:08,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:08,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:08,445 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) [2022-02-10 23:35:10,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:10,170 INFO L93 Difference]: Finished difference Result 8381 states and 22347 transitions. [2022-02-10 23:35:10,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:35:10,171 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 [2022-02-10 23:35:10,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:10,184 INFO L225 Difference]: With dead ends: 8381 [2022-02-10 23:35:10,184 INFO L226 Difference]: Without dead ends: 8381 [2022-02-10 23:35:10,184 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:35:10,184 INFO L934 BasicCegarLoop]: 342 mSDtfsCounter, 1068 mSDsluCounter, 1865 mSDsCounter, 0 mSdLazyCounter, 1711 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1068 SdHoareTripleChecker+Valid, 2171 SdHoareTripleChecker+Invalid, 1847 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:10,185 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1068 Valid, 2171 Invalid, 1847 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1711 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:35:10,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8381 states. [2022-02-10 23:35:10,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8381 to 6394. [2022-02-10 23:35:10,270 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) [2022-02-10 23:35:10,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6394 states to 6394 states and 17583 transitions. [2022-02-10 23:35:10,281 INFO L78 Accepts]: Start accepts. Automaton has 6394 states and 17583 transitions. Word has length 98 [2022-02-10 23:35:10,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:10,281 INFO L470 AbstractCegarLoop]: Abstraction has 6394 states and 17583 transitions. [2022-02-10 23:35:10,281 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) [2022-02-10 23:35:10,281 INFO L276 IsEmpty]: Start isEmpty. Operand 6394 states and 17583 transitions. [2022-02-10 23:35:10,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:10,286 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:10,286 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:10,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-02-10 23:35:10,286 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:10,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:10,287 INFO L85 PathProgramCache]: Analyzing trace with hash 2027866780, now seen corresponding path program 53 times [2022-02-10 23:35:10,287 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:10,287 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687857656] [2022-02-10 23:35:10,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:10,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:10,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:10,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:10,757 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:10,757 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687857656] [2022-02-10 23:35:10,757 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687857656] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:10,757 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:10,757 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:10,757 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392696143] [2022-02-10 23:35:10,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:10,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:10,758 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:10,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:10,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:10,758 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) [2022-02-10 23:35:12,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:12,799 INFO L93 Difference]: Finished difference Result 8278 states and 22118 transitions. [2022-02-10 23:35:12,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:12,799 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:12,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:12,812 INFO L225 Difference]: With dead ends: 8278 [2022-02-10 23:35:12,812 INFO L226 Difference]: Without dead ends: 8278 [2022-02-10 23:35:12,813 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:12,813 INFO L934 BasicCegarLoop]: 351 mSDtfsCounter, 1055 mSDsluCounter, 2144 mSDsCounter, 0 mSdLazyCounter, 2005 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1055 SdHoareTripleChecker+Valid, 2452 SdHoareTripleChecker+Invalid, 2138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 2005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:12,813 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1055 Valid, 2452 Invalid, 2138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 2005 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:35:12,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8278 states. [2022-02-10 23:35:12,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8278 to 6352. [2022-02-10 23:35:12,907 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) [2022-02-10 23:35:12,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6352 states to 6352 states and 17460 transitions. [2022-02-10 23:35:12,918 INFO L78 Accepts]: Start accepts. Automaton has 6352 states and 17460 transitions. Word has length 98 [2022-02-10 23:35:12,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:12,918 INFO L470 AbstractCegarLoop]: Abstraction has 6352 states and 17460 transitions. [2022-02-10 23:35:12,918 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) [2022-02-10 23:35:12,918 INFO L276 IsEmpty]: Start isEmpty. Operand 6352 states and 17460 transitions. [2022-02-10 23:35:12,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:12,923 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:12,923 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:12,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-02-10 23:35:12,923 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:12,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:12,923 INFO L85 PathProgramCache]: Analyzing trace with hash -359538490, now seen corresponding path program 54 times [2022-02-10 23:35:12,923 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:12,924 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376565623] [2022-02-10 23:35:12,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:12,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:13,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:13,294 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:13,294 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376565623] [2022-02-10 23:35:13,294 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376565623] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:13,294 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:13,294 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:13,295 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060094783] [2022-02-10 23:35:13,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:13,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:13,295 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:13,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:13,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:13,295 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) [2022-02-10 23:35:15,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:15,025 INFO L93 Difference]: Finished difference Result 8197 states and 21905 transitions. [2022-02-10 23:35:15,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:35:15,026 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:15,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:15,042 INFO L225 Difference]: With dead ends: 8197 [2022-02-10 23:35:15,042 INFO L226 Difference]: Without dead ends: 8197 [2022-02-10 23:35:15,043 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:35:15,043 INFO L934 BasicCegarLoop]: 344 mSDtfsCounter, 1104 mSDsluCounter, 1964 mSDsCounter, 0 mSdLazyCounter, 1825 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1104 SdHoareTripleChecker+Valid, 2268 SdHoareTripleChecker+Invalid, 1960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:15,043 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1104 Valid, 2268 Invalid, 1960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1825 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:35:15,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8197 states. [2022-02-10 23:35:15,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8197 to 6380. [2022-02-10 23:35:15,144 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) [2022-02-10 23:35:15,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6380 states to 6380 states and 17542 transitions. [2022-02-10 23:35:15,156 INFO L78 Accepts]: Start accepts. Automaton has 6380 states and 17542 transitions. Word has length 98 [2022-02-10 23:35:15,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:15,156 INFO L470 AbstractCegarLoop]: Abstraction has 6380 states and 17542 transitions. [2022-02-10 23:35:15,156 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:15,156 INFO L276 IsEmpty]: Start isEmpty. Operand 6380 states and 17542 transitions. [2022-02-10 23:35:15,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:15,161 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:15,161 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:15,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-02-10 23:35:15,161 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:15,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:15,161 INFO L85 PathProgramCache]: Analyzing trace with hash 693275450, now seen corresponding path program 55 times [2022-02-10 23:35:15,161 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:15,162 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102528964] [2022-02-10 23:35:15,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:15,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:15,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:15,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:15,624 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:15,624 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102528964] [2022-02-10 23:35:15,624 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102528964] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:15,624 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:15,624 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:15,625 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721801627] [2022-02-10 23:35:15,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:15,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:15,625 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:15,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:15,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:15,625 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) [2022-02-10 23:35:17,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:17,366 INFO L93 Difference]: Finished difference Result 8337 states and 22315 transitions. [2022-02-10 23:35:17,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:17,366 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:17,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:17,380 INFO L225 Difference]: With dead ends: 8337 [2022-02-10 23:35:17,380 INFO L226 Difference]: Without dead ends: 8337 [2022-02-10 23:35:17,380 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:17,380 INFO L934 BasicCegarLoop]: 353 mSDtfsCounter, 1107 mSDsluCounter, 1569 mSDsCounter, 0 mSdLazyCounter, 1510 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1107 SdHoareTripleChecker+Valid, 1893 SdHoareTripleChecker+Invalid, 1660 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1510 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:17,380 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1107 Valid, 1893 Invalid, 1660 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1510 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:35:17,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8337 states. [2022-02-10 23:35:17,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8337 to 6366. [2022-02-10 23:35:17,465 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) [2022-02-10 23:35:17,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6366 states to 6366 states and 17501 transitions. [2022-02-10 23:35:17,475 INFO L78 Accepts]: Start accepts. Automaton has 6366 states and 17501 transitions. Word has length 98 [2022-02-10 23:35:17,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:17,475 INFO L470 AbstractCegarLoop]: Abstraction has 6366 states and 17501 transitions. [2022-02-10 23:35:17,475 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) [2022-02-10 23:35:17,475 INFO L276 IsEmpty]: Start isEmpty. Operand 6366 states and 17501 transitions. [2022-02-10 23:35:17,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:17,480 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:17,480 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:17,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-02-10 23:35:17,480 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:17,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:17,481 INFO L85 PathProgramCache]: Analyzing trace with hash 677814654, now seen corresponding path program 56 times [2022-02-10 23:35:17,481 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:17,481 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192421120] [2022-02-10 23:35:17,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:17,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:17,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:18,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:18,069 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:18,069 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192421120] [2022-02-10 23:35:18,069 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192421120] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:18,069 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:18,069 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:18,069 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514592965] [2022-02-10 23:35:18,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:18,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:18,070 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:18,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:18,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:18,070 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) [2022-02-10 23:35:20,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:20,168 INFO L93 Difference]: Finished difference Result 8248 states and 22127 transitions. [2022-02-10 23:35:20,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:20,168 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:20,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:20,182 INFO L225 Difference]: With dead ends: 8248 [2022-02-10 23:35:20,182 INFO L226 Difference]: Without dead ends: 8248 [2022-02-10 23:35:20,182 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:20,183 INFO L934 BasicCegarLoop]: 354 mSDtfsCounter, 1078 mSDsluCounter, 2229 mSDsCounter, 0 mSdLazyCounter, 2079 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1078 SdHoareTripleChecker+Valid, 2540 SdHoareTripleChecker+Invalid, 2214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 2079 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:20,183 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1078 Valid, 2540 Invalid, 2214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 2079 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:35:20,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8248 states. [2022-02-10 23:35:20,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8248 to 6324. [2022-02-10 23:35:20,274 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) [2022-02-10 23:35:20,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6324 states to 6324 states and 17378 transitions. [2022-02-10 23:35:20,285 INFO L78 Accepts]: Start accepts. Automaton has 6324 states and 17378 transitions. Word has length 98 [2022-02-10 23:35:20,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:20,285 INFO L470 AbstractCegarLoop]: Abstraction has 6324 states and 17378 transitions. [2022-02-10 23:35:20,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:20,285 INFO L276 IsEmpty]: Start isEmpty. Operand 6324 states and 17378 transitions. [2022-02-10 23:35:20,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:20,290 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:20,290 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:20,291 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-02-10 23:35:20,291 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:20,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:20,291 INFO L85 PathProgramCache]: Analyzing trace with hash -1023296514, now seen corresponding path program 57 times [2022-02-10 23:35:20,291 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:20,291 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247046368] [2022-02-10 23:35:20,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:20,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:20,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:20,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:20,705 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:20,705 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247046368] [2022-02-10 23:35:20,705 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247046368] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:20,705 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:20,705 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:20,705 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35448172] [2022-02-10 23:35:20,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:20,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:20,706 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:20,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:20,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:20,706 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) [2022-02-10 23:35:22,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:22,000 INFO L93 Difference]: Finished difference Result 7884 states and 21061 transitions. [2022-02-10 23:35:22,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:35:22,001 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:22,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:22,013 INFO L225 Difference]: With dead ends: 7884 [2022-02-10 23:35:22,013 INFO L226 Difference]: Without dead ends: 7884 [2022-02-10 23:35:22,013 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:35:22,013 INFO L934 BasicCegarLoop]: 329 mSDtfsCounter, 1006 mSDsluCounter, 1291 mSDsCounter, 0 mSdLazyCounter, 1233 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1006 SdHoareTripleChecker+Valid, 1590 SdHoareTripleChecker+Invalid, 1361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:22,013 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1006 Valid, 1590 Invalid, 1361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1233 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:35:22,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7884 states. [2022-02-10 23:35:22,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7884 to 6314. [2022-02-10 23:35:22,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6314 states, 6310 states have (on average 2.7494453248811412) internal successors, (17349), 6313 states have internal predecessors, (17349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:22,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6314 states to 6314 states and 17349 transitions. [2022-02-10 23:35:22,104 INFO L78 Accepts]: Start accepts. Automaton has 6314 states and 17349 transitions. Word has length 98 [2022-02-10 23:35:22,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:22,104 INFO L470 AbstractCegarLoop]: Abstraction has 6314 states and 17349 transitions. [2022-02-10 23:35:22,104 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:22,104 INFO L276 IsEmpty]: Start isEmpty. Operand 6314 states and 17349 transitions. [2022-02-10 23:35:22,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:22,109 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:22,109 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:22,109 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-02-10 23:35:22,109 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:22,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:22,110 INFO L85 PathProgramCache]: Analyzing trace with hash -728512860, now seen corresponding path program 58 times [2022-02-10 23:35:22,110 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:22,110 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972449697] [2022-02-10 23:35:22,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:22,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:22,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:22,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:22,531 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:22,531 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972449697] [2022-02-10 23:35:22,531 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972449697] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:22,531 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:22,531 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:22,531 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667961312] [2022-02-10 23:35:22,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:22,531 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:22,531 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:22,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:22,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:22,532 INFO L87 Difference]: Start difference. First operand 6314 states and 17349 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:24,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:24,568 INFO L93 Difference]: Finished difference Result 8236 states and 21995 transitions. [2022-02-10 23:35:24,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:35:24,569 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 [2022-02-10 23:35:24,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:24,581 INFO L225 Difference]: With dead ends: 8236 [2022-02-10 23:35:24,581 INFO L226 Difference]: Without dead ends: 8236 [2022-02-10 23:35:24,582 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:35:24,582 INFO L934 BasicCegarLoop]: 343 mSDtfsCounter, 1220 mSDsluCounter, 2360 mSDsCounter, 0 mSdLazyCounter, 2135 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1220 SdHoareTripleChecker+Valid, 2661 SdHoareTripleChecker+Invalid, 2256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 2135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:24,582 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1220 Valid, 2661 Invalid, 2256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 2135 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:35:24,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8236 states. [2022-02-10 23:35:24,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8236 to 6342. [2022-02-10 23:35:24,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6342 states, 6338 states have (on average 2.7502366677185233) internal successors, (17431), 6341 states have internal predecessors, (17431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:24,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6342 states to 6342 states and 17431 transitions. [2022-02-10 23:35:24,669 INFO L78 Accepts]: Start accepts. Automaton has 6342 states and 17431 transitions. Word has length 98 [2022-02-10 23:35:24,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:24,670 INFO L470 AbstractCegarLoop]: Abstraction has 6342 states and 17431 transitions. [2022-02-10 23:35:24,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:24,670 INFO L276 IsEmpty]: Start isEmpty. Operand 6342 states and 17431 transitions. [2022-02-10 23:35:24,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:24,675 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:24,675 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:24,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-02-10 23:35:24,675 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:24,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:24,675 INFO L85 PathProgramCache]: Analyzing trace with hash 1711342150, now seen corresponding path program 59 times [2022-02-10 23:35:24,675 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:24,675 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224364400] [2022-02-10 23:35:24,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:24,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:24,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:25,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:25,048 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:25,048 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224364400] [2022-02-10 23:35:25,048 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224364400] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:25,048 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:25,048 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:25,048 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114670711] [2022-02-10 23:35:25,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:25,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:25,048 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:25,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:25,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:25,049 INFO L87 Difference]: Start difference. First operand 6342 states and 17431 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:26,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:26,521 INFO L93 Difference]: Finished difference Result 8169 states and 21823 transitions. [2022-02-10 23:35:26,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:35:26,522 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:26,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:26,534 INFO L225 Difference]: With dead ends: 8169 [2022-02-10 23:35:26,535 INFO L226 Difference]: Without dead ends: 8169 [2022-02-10 23:35:26,535 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:35:26,535 INFO L934 BasicCegarLoop]: 352 mSDtfsCounter, 1207 mSDsluCounter, 1388 mSDsCounter, 0 mSdLazyCounter, 1313 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1207 SdHoareTripleChecker+Valid, 1713 SdHoareTripleChecker+Invalid, 1454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1313 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:26,535 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1207 Valid, 1713 Invalid, 1454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1313 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:35:26,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8169 states. [2022-02-10 23:35:26,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8169 to 6356. [2022-02-10 23:35:26,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:26,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-02-10 23:35:26,629 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-02-10 23:35:26,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:26,629 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-02-10 23:35:26,629 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:26,629 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-02-10 23:35:26,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:26,634 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:26,634 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:26,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-02-10 23:35:26,634 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:26,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:26,634 INFO L85 PathProgramCache]: Analyzing trace with hash -1530811206, now seen corresponding path program 60 times [2022-02-10 23:35:26,634 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:26,635 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001479525] [2022-02-10 23:35:26,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:26,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:26,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:27,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:27,079 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:27,079 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001479525] [2022-02-10 23:35:27,079 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001479525] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:27,079 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:27,079 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:27,079 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343049849] [2022-02-10 23:35:27,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:27,079 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:27,079 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:27,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:27,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:27,080 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:29,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:29,134 INFO L93 Difference]: Finished difference Result 8066 states and 21594 transitions. [2022-02-10 23:35:29,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:29,134 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:29,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:29,147 INFO L225 Difference]: With dead ends: 8066 [2022-02-10 23:35:29,147 INFO L226 Difference]: Without dead ends: 8066 [2022-02-10 23:35:29,147 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:29,147 INFO L934 BasicCegarLoop]: 361 mSDtfsCounter, 1186 mSDsluCounter, 2186 mSDsCounter, 0 mSdLazyCounter, 2031 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1186 SdHoareTripleChecker+Valid, 2505 SdHoareTripleChecker+Invalid, 2160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 2031 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:29,147 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1186 Valid, 2505 Invalid, 2160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 2031 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:35:29,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8066 states. [2022-02-10 23:35:29,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8066 to 6286. [2022-02-10 23:35:29,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6286 states, 6282 states have (on average 2.7486469277300225) internal successors, (17267), 6285 states have internal predecessors, (17267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:29,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-02-10 23:35:29,240 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-02-10 23:35:29,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:29,240 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-02-10 23:35:29,240 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:29,240 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-02-10 23:35:29,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:29,245 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:29,245 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:29,245 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-02-10 23:35:29,245 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:29,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:29,246 INFO L85 PathProgramCache]: Analyzing trace with hash -1217336698, now seen corresponding path program 61 times [2022-02-10 23:35:29,246 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:29,246 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588165296] [2022-02-10 23:35:29,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:29,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:29,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:29,627 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:29,627 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588165296] [2022-02-10 23:35:29,627 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588165296] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:29,627 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:29,627 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:29,627 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459942588] [2022-02-10 23:35:29,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:29,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:29,627 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:29,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:29,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:29,628 INFO L87 Difference]: Start difference. First operand 6286 states and 17267 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:31,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:31,312 INFO L93 Difference]: Finished difference Result 7512 states and 20020 transitions. [2022-02-10 23:35:31,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:35:31,312 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:31,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:31,325 INFO L225 Difference]: With dead ends: 7512 [2022-02-10 23:35:31,325 INFO L226 Difference]: Without dead ends: 7512 [2022-02-10 23:35:31,325 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:35:31,325 INFO L934 BasicCegarLoop]: 332 mSDtfsCounter, 1059 mSDsluCounter, 1884 mSDsCounter, 0 mSdLazyCounter, 1706 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1059 SdHoareTripleChecker+Valid, 2182 SdHoareTripleChecker+Invalid, 1845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1706 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:31,325 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1059 Valid, 2182 Invalid, 1845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1706 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:35:31,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7512 states. [2022-02-10 23:35:31,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7512 to 6274. [2022-02-10 23:35:31,410 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) [2022-02-10 23:35:31,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6274 states to 6274 states and 17233 transitions. [2022-02-10 23:35:31,421 INFO L78 Accepts]: Start accepts. Automaton has 6274 states and 17233 transitions. Word has length 98 [2022-02-10 23:35:31,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:31,422 INFO L470 AbstractCegarLoop]: Abstraction has 6274 states and 17233 transitions. [2022-02-10 23:35:31,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:31,422 INFO L276 IsEmpty]: Start isEmpty. Operand 6274 states and 17233 transitions. [2022-02-10 23:35:31,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:31,426 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:31,427 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:31,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-02-10 23:35:31,427 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:31,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:31,427 INFO L85 PathProgramCache]: Analyzing trace with hash 496249840, now seen corresponding path program 62 times [2022-02-10 23:35:31,427 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:31,427 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986281505] [2022-02-10 23:35:31,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:31,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:31,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:31,811 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:31,811 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986281505] [2022-02-10 23:35:31,811 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986281505] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:31,811 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:31,812 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:31,812 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956287466] [2022-02-10 23:35:31,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:31,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:31,812 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:31,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:31,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:31,812 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) [2022-02-10 23:35:33,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:33,374 INFO L93 Difference]: Finished difference Result 7769 states and 20700 transitions. [2022-02-10 23:35:33,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:35:33,374 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:33,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:33,387 INFO L225 Difference]: With dead ends: 7769 [2022-02-10 23:35:33,387 INFO L226 Difference]: Without dead ends: 7769 [2022-02-10 23:35:33,387 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:35:33,387 INFO L934 BasicCegarLoop]: 341 mSDtfsCounter, 1104 mSDsluCounter, 1578 mSDsCounter, 0 mSdLazyCounter, 1502 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1104 SdHoareTripleChecker+Valid, 1887 SdHoareTripleChecker+Invalid, 1645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1502 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:33,387 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1104 Valid, 1887 Invalid, 1645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1502 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:35:33,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7769 states. [2022-02-10 23:35:33,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7769 to 6288. [2022-02-10 23:35:33,476 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) [2022-02-10 23:35:33,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6288 states to 6288 states and 17274 transitions. [2022-02-10 23:35:33,487 INFO L78 Accepts]: Start accepts. Automaton has 6288 states and 17274 transitions. Word has length 98 [2022-02-10 23:35:33,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:33,487 INFO L470 AbstractCegarLoop]: Abstraction has 6288 states and 17274 transitions. [2022-02-10 23:35:33,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:33,487 INFO L276 IsEmpty]: Start isEmpty. Operand 6288 states and 17274 transitions. [2022-02-10 23:35:33,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:33,492 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:33,492 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:33,492 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-02-10 23:35:33,493 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:33,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:33,493 INFO L85 PathProgramCache]: Analyzing trace with hash 1549063780, now seen corresponding path program 63 times [2022-02-10 23:35:33,493 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:33,493 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364854681] [2022-02-10 23:35:33,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:33,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:33,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:33,952 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:33,952 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364854681] [2022-02-10 23:35:33,952 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364854681] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:33,952 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:33,952 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:33,952 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115850373] [2022-02-10 23:35:33,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:33,952 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:33,952 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:33,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:33,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:33,953 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) [2022-02-10 23:35:36,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:36,039 INFO L93 Difference]: Finished difference Result 7666 states and 20471 transitions. [2022-02-10 23:35:36,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:36,039 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:36,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:36,051 INFO L225 Difference]: With dead ends: 7666 [2022-02-10 23:35:36,051 INFO L226 Difference]: Without dead ends: 7666 [2022-02-10 23:35:36,051 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:36,052 INFO L934 BasicCegarLoop]: 350 mSDtfsCounter, 1082 mSDsluCounter, 2229 mSDsCounter, 0 mSdLazyCounter, 2062 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1082 SdHoareTripleChecker+Valid, 2535 SdHoareTripleChecker+Invalid, 2201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 2062 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:36,052 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1082 Valid, 2535 Invalid, 2201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 2062 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:35:36,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7666 states. [2022-02-10 23:35:36,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7666 to 6246. [2022-02-10 23:35:36,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6246 states, 6242 states have (on average 2.7476770265940402) internal successors, (17151), 6245 states have internal predecessors, (17151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:36,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6246 states to 6246 states and 17151 transitions. [2022-02-10 23:35:36,140 INFO L78 Accepts]: Start accepts. Automaton has 6246 states and 17151 transitions. Word has length 98 [2022-02-10 23:35:36,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:36,140 INFO L470 AbstractCegarLoop]: Abstraction has 6246 states and 17151 transitions. [2022-02-10 23:35:36,140 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) [2022-02-10 23:35:36,140 INFO L276 IsEmpty]: Start isEmpty. Operand 6246 states and 17151 transitions. [2022-02-10 23:35:36,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:36,145 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:36,145 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:36,145 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-02-10 23:35:36,145 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:36,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:36,146 INFO L85 PathProgramCache]: Analyzing trace with hash -838341490, now seen corresponding path program 64 times [2022-02-10 23:35:36,146 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:36,146 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194148603] [2022-02-10 23:35:36,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:36,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:36,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:36,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:36,551 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:36,551 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194148603] [2022-02-10 23:35:36,551 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194148603] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:36,551 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:36,551 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:36,551 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940504581] [2022-02-10 23:35:36,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:36,551 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:36,551 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:36,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:36,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:36,552 INFO L87 Difference]: Start difference. First operand 6246 states and 17151 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:38,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:38,256 INFO L93 Difference]: Finished difference Result 7853 states and 20946 transitions. [2022-02-10 23:35:38,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:35:38,256 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:38,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:38,268 INFO L225 Difference]: With dead ends: 7853 [2022-02-10 23:35:38,269 INFO L226 Difference]: Without dead ends: 7853 [2022-02-10 23:35:38,269 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:35:38,269 INFO L934 BasicCegarLoop]: 341 mSDtfsCounter, 1106 mSDsluCounter, 1871 mSDsCounter, 0 mSdLazyCounter, 1789 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1106 SdHoareTripleChecker+Valid, 2171 SdHoareTripleChecker+Invalid, 1927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 1789 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:38,269 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1106 Valid, 2171 Invalid, 1927 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1789 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:35:38,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7853 states. [2022-02-10 23:35:38,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7853 to 6274. [2022-02-10 23:35:38,348 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) [2022-02-10 23:35:38,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6274 states to 6274 states and 17233 transitions. [2022-02-10 23:35:38,359 INFO L78 Accepts]: Start accepts. Automaton has 6274 states and 17233 transitions. Word has length 98 [2022-02-10 23:35:38,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:38,359 INFO L470 AbstractCegarLoop]: Abstraction has 6274 states and 17233 transitions. [2022-02-10 23:35:38,359 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:38,359 INFO L276 IsEmpty]: Start isEmpty. Operand 6274 states and 17233 transitions. [2022-02-10 23:35:38,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:38,364 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:38,364 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:38,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-02-10 23:35:38,364 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:38,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:38,365 INFO L85 PathProgramCache]: Analyzing trace with hash 214472450, now seen corresponding path program 65 times [2022-02-10 23:35:38,365 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:38,365 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332026735] [2022-02-10 23:35:38,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:38,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:38,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:38,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:38,825 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:38,825 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332026735] [2022-02-10 23:35:38,825 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332026735] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:38,825 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:38,825 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:38,825 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044019936] [2022-02-10 23:35:38,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:38,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:38,825 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:38,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:38,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:38,826 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) [2022-02-10 23:35:40,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:40,838 INFO L93 Difference]: Finished difference Result 7993 states and 21356 transitions. [2022-02-10 23:35:40,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:40,839 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:40,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:40,851 INFO L225 Difference]: With dead ends: 7993 [2022-02-10 23:35:40,851 INFO L226 Difference]: Without dead ends: 7993 [2022-02-10 23:35:40,851 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:40,852 INFO L934 BasicCegarLoop]: 350 mSDtfsCounter, 1190 mSDsluCounter, 2092 mSDsCounter, 0 mSdLazyCounter, 1981 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1190 SdHoareTripleChecker+Valid, 2401 SdHoareTripleChecker+Invalid, 2124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1981 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:40,852 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1190 Valid, 2401 Invalid, 2124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1981 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:35:40,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7993 states. [2022-02-10 23:35:40,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7993 to 6260. [2022-02-10 23:35:40,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6260 states, 6256 states have (on average 2.7480818414322252) internal successors, (17192), 6259 states have internal predecessors, (17192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:40,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6260 states to 6260 states and 17192 transitions. [2022-02-10 23:35:40,942 INFO L78 Accepts]: Start accepts. Automaton has 6260 states and 17192 transitions. Word has length 98 [2022-02-10 23:35:40,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:40,942 INFO L470 AbstractCegarLoop]: Abstraction has 6260 states and 17192 transitions. [2022-02-10 23:35:40,942 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:40,942 INFO L276 IsEmpty]: Start isEmpty. Operand 6260 states and 17192 transitions. [2022-02-10 23:35:40,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:40,947 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:40,947 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:40,947 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-02-10 23:35:40,947 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:40,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:40,947 INFO L85 PathProgramCache]: Analyzing trace with hash 199011654, now seen corresponding path program 66 times [2022-02-10 23:35:40,948 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:40,948 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013322907] [2022-02-10 23:35:40,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:40,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:41,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:41,508 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:41,508 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013322907] [2022-02-10 23:35:41,508 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013322907] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:41,508 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:41,508 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:41,508 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614611851] [2022-02-10 23:35:41,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:41,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:41,509 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:41,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:41,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:41,509 INFO L87 Difference]: Start difference. First operand 6260 states and 17192 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:43,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:43,380 INFO L93 Difference]: Finished difference Result 7820 states and 20922 transitions. [2022-02-10 23:35:43,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:43,380 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:43,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:43,392 INFO L225 Difference]: With dead ends: 7820 [2022-02-10 23:35:43,393 INFO L226 Difference]: Without dead ends: 7820 [2022-02-10 23:35:43,393 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:43,393 INFO L934 BasicCegarLoop]: 350 mSDtfsCounter, 924 mSDsluCounter, 2038 mSDsCounter, 0 mSdLazyCounter, 1906 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 924 SdHoareTripleChecker+Valid, 2346 SdHoareTripleChecker+Invalid, 2040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:43,393 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [924 Valid, 2346 Invalid, 2040 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1906 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:35:43,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7820 states. [2022-02-10 23:35:43,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7820 to 6218. [2022-02-10 23:35:43,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6218 states, 6214 states have (on average 2.7468619246861925) internal successors, (17069), 6217 states have internal predecessors, (17069), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:43,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6218 states to 6218 states and 17069 transitions. [2022-02-10 23:35:43,484 INFO L78 Accepts]: Start accepts. Automaton has 6218 states and 17069 transitions. Word has length 98 [2022-02-10 23:35:43,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:43,485 INFO L470 AbstractCegarLoop]: Abstraction has 6218 states and 17069 transitions. [2022-02-10 23:35:43,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:43,485 INFO L276 IsEmpty]: Start isEmpty. Operand 6218 states and 17069 transitions. [2022-02-10 23:35:43,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:43,489 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:43,489 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:43,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-02-10 23:35:43,490 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:43,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:43,490 INFO L85 PathProgramCache]: Analyzing trace with hash 2040474608, now seen corresponding path program 67 times [2022-02-10 23:35:43,490 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:43,490 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694522256] [2022-02-10 23:35:43,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:43,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:43,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:43,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:43,865 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:43,865 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694522256] [2022-02-10 23:35:43,865 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694522256] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:43,865 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:43,866 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:43,866 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971626655] [2022-02-10 23:35:43,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:43,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:43,866 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:43,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:43,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:43,866 INFO L87 Difference]: Start difference. First operand 6218 states and 17069 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:45,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:45,848 INFO L93 Difference]: Finished difference Result 7389 states and 19684 transitions. [2022-02-10 23:35:45,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:35:45,848 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:45,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:45,860 INFO L225 Difference]: With dead ends: 7389 [2022-02-10 23:35:45,860 INFO L226 Difference]: Without dead ends: 7389 [2022-02-10 23:35:45,861 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:35:45,861 INFO L934 BasicCegarLoop]: 339 mSDtfsCounter, 1346 mSDsluCounter, 2377 mSDsCounter, 0 mSdLazyCounter, 2198 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1346 SdHoareTripleChecker+Valid, 2669 SdHoareTripleChecker+Invalid, 2329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 2198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:45,861 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1346 Valid, 2669 Invalid, 2329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 2198 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:35:45,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7389 states. [2022-02-10 23:35:45,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7389 to 6212. [2022-02-10 23:35:45,942 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) [2022-02-10 23:35:45,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6212 states to 6212 states and 17052 transitions. [2022-02-10 23:35:45,952 INFO L78 Accepts]: Start accepts. Automaton has 6212 states and 17052 transitions. Word has length 98 [2022-02-10 23:35:45,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:45,952 INFO L470 AbstractCegarLoop]: Abstraction has 6212 states and 17052 transitions. [2022-02-10 23:35:45,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:45,952 INFO L276 IsEmpty]: Start isEmpty. Operand 6212 states and 17052 transitions. [2022-02-10 23:35:45,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:45,957 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:45,957 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:45,957 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-02-10 23:35:45,957 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:45,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:45,957 INFO L85 PathProgramCache]: Analyzing trace with hash -1201678748, now seen corresponding path program 68 times [2022-02-10 23:35:45,957 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:45,957 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890046825] [2022-02-10 23:35:45,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:45,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:46,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:46,422 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:46,422 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890046825] [2022-02-10 23:35:46,422 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890046825] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:46,422 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:46,422 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:46,422 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105287388] [2022-02-10 23:35:46,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:46,422 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:46,422 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:46,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:46,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:46,423 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) [2022-02-10 23:35:48,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:48,469 INFO L93 Difference]: Finished difference Result 7529 states and 20094 transitions. [2022-02-10 23:35:48,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:48,470 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:48,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:48,481 INFO L225 Difference]: With dead ends: 7529 [2022-02-10 23:35:48,481 INFO L226 Difference]: Without dead ends: 7529 [2022-02-10 23:35:48,481 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:48,482 INFO L934 BasicCegarLoop]: 348 mSDtfsCounter, 1066 mSDsluCounter, 2211 mSDsCounter, 0 mSdLazyCounter, 2074 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1066 SdHoareTripleChecker+Valid, 2514 SdHoareTripleChecker+Invalid, 2206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 2074 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:48,482 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1066 Valid, 2514 Invalid, 2206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 2074 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:35:48,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7529 states. [2022-02-10 23:35:48,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7529 to 6198. [2022-02-10 23:35:48,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6198 states, 6194 states have (on average 2.7463674523732644) internal successors, (17011), 6197 states have internal predecessors, (17011), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:48,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6198 states to 6198 states and 17011 transitions. [2022-02-10 23:35:48,572 INFO L78 Accepts]: Start accepts. Automaton has 6198 states and 17011 transitions. Word has length 98 [2022-02-10 23:35:48,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:48,573 INFO L470 AbstractCegarLoop]: Abstraction has 6198 states and 17011 transitions. [2022-02-10 23:35:48,573 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:48,573 INFO L276 IsEmpty]: Start isEmpty. Operand 6198 states and 17011 transitions. [2022-02-10 23:35:48,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:48,578 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:48,578 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:48,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-02-10 23:35:48,578 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:48,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:48,578 INFO L85 PathProgramCache]: Analyzing trace with hash -1217139544, now seen corresponding path program 69 times [2022-02-10 23:35:48,578 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:48,578 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430224177] [2022-02-10 23:35:48,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:48,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:49,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:49,161 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:49,161 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430224177] [2022-02-10 23:35:49,161 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430224177] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:49,161 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:49,161 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:49,161 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275138344] [2022-02-10 23:35:49,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:49,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:49,161 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:49,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:49,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:49,161 INFO L87 Difference]: Start difference. First operand 6198 states and 17011 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:51,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:51,047 INFO L93 Difference]: Finished difference Result 7669 states and 20504 transitions. [2022-02-10 23:35:51,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:51,048 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:51,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:51,060 INFO L225 Difference]: With dead ends: 7669 [2022-02-10 23:35:51,061 INFO L226 Difference]: Without dead ends: 7669 [2022-02-10 23:35:51,061 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:51,061 INFO L934 BasicCegarLoop]: 348 mSDtfsCounter, 936 mSDsluCounter, 2021 mSDsCounter, 0 mSdLazyCounter, 1864 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 936 SdHoareTripleChecker+Valid, 2330 SdHoareTripleChecker+Invalid, 2010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:51,061 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [936 Valid, 2330 Invalid, 2010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1864 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:35:51,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7669 states. [2022-02-10 23:35:51,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7669 to 6184. [2022-02-10 23:35:51,141 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) [2022-02-10 23:35:51,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6184 states to 6184 states and 16970 transitions. [2022-02-10 23:35:51,152 INFO L78 Accepts]: Start accepts. Automaton has 6184 states and 16970 transitions. Word has length 98 [2022-02-10 23:35:51,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:51,152 INFO L470 AbstractCegarLoop]: Abstraction has 6184 states and 16970 transitions. [2022-02-10 23:35:51,152 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) [2022-02-10 23:35:51,152 INFO L276 IsEmpty]: Start isEmpty. Operand 6184 states and 16970 transitions. [2022-02-10 23:35:51,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:51,157 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:51,157 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:51,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-02-10 23:35:51,157 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:51,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:51,157 INFO L85 PathProgramCache]: Analyzing trace with hash -114849094, now seen corresponding path program 70 times [2022-02-10 23:35:51,157 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:51,157 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533287759] [2022-02-10 23:35:51,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:51,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:51,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:51,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:51,776 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:51,776 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533287759] [2022-02-10 23:35:51,776 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533287759] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:51,777 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:51,777 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:51,777 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131588949] [2022-02-10 23:35:51,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:51,777 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:51,777 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:51,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:51,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:51,777 INFO L87 Difference]: Start difference. First operand 6184 states and 16970 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:53,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:53,705 INFO L93 Difference]: Finished difference Result 7318 states and 19543 transitions. [2022-02-10 23:35:53,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:53,705 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:53,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:53,716 INFO L225 Difference]: With dead ends: 7318 [2022-02-10 23:35:53,716 INFO L226 Difference]: Without dead ends: 7318 [2022-02-10 23:35:53,716 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:53,717 INFO L934 BasicCegarLoop]: 347 mSDtfsCounter, 1057 mSDsluCounter, 2008 mSDsCounter, 0 mSdLazyCounter, 1911 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1057 SdHoareTripleChecker+Valid, 2311 SdHoareTripleChecker+Invalid, 2050 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1911 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:53,717 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1057 Valid, 2311 Invalid, 2050 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1911 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:35:53,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7318 states. [2022-02-10 23:35:53,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7318 to 5904. [2022-02-10 23:35:53,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5904 states, 5900 states have (on average 2.7366101694915255) internal successors, (16146), 5903 states have internal predecessors, (16146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:53,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 5904 states and 16146 transitions. [2022-02-10 23:35:53,798 INFO L78 Accepts]: Start accepts. Automaton has 5904 states and 16146 transitions. Word has length 98 [2022-02-10 23:35:53,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:53,799 INFO L470 AbstractCegarLoop]: Abstraction has 5904 states and 16146 transitions. [2022-02-10 23:35:53,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:53,799 INFO L276 IsEmpty]: Start isEmpty. Operand 5904 states and 16146 transitions. [2022-02-10 23:35:53,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:35:53,804 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:53,804 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:53,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-02-10 23:35:53,804 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:53,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:53,804 INFO L85 PathProgramCache]: Analyzing trace with hash 120347688, now seen corresponding path program 1 times [2022-02-10 23:35:53,804 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:53,804 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656945091] [2022-02-10 23:35:53,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:53,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:53,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:53,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:53,883 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:53,883 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656945091] [2022-02-10 23:35:53,884 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656945091] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:53,884 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:53,884 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:35:53,884 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082631954] [2022-02-10 23:35:53,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:53,884 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:35:53,884 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:53,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:35:53,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:35:53,884 INFO L87 Difference]: Start difference. First operand 5904 states and 16146 transitions. Second operand has 6 states, 5 states have (on average 20.0) internal successors, (100), 6 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:54,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:54,086 INFO L93 Difference]: Finished difference Result 5915 states and 16157 transitions. [2022-02-10 23:35:54,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:35:54,086 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.0) internal successors, (100), 6 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:35:54,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:54,104 INFO L225 Difference]: With dead ends: 5915 [2022-02-10 23:35:54,104 INFO L226 Difference]: Without dead ends: 5812 [2022-02-10 23:35:54,104 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:35:54,104 INFO L934 BasicCegarLoop]: 184 mSDtfsCounter, 16 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 538 SdHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:54,104 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [16 Valid, 538 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 23:35:54,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5812 states. [2022-02-10 23:35:54,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5812 to 5812. [2022-02-10 23:35:54,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5812 states, 5810 states have (on average 2.7607573149741826) internal successors, (16040), 5811 states have internal predecessors, (16040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:54,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5812 states to 5812 states and 16040 transitions. [2022-02-10 23:35:54,195 INFO L78 Accepts]: Start accepts. Automaton has 5812 states and 16040 transitions. Word has length 100 [2022-02-10 23:35:54,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:54,195 INFO L470 AbstractCegarLoop]: Abstraction has 5812 states and 16040 transitions. [2022-02-10 23:35:54,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.0) internal successors, (100), 6 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:54,196 INFO L276 IsEmpty]: Start isEmpty. Operand 5812 states and 16040 transitions. [2022-02-10 23:35:54,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:35:54,200 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:54,200 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:54,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-02-10 23:35:54,201 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:54,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:54,201 INFO L85 PathProgramCache]: Analyzing trace with hash -249231380, now seen corresponding path program 1 times [2022-02-10 23:35:54,201 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:54,201 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711837937] [2022-02-10 23:35:54,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:54,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:54,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:55,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:55,528 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:55,528 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711837937] [2022-02-10 23:35:55,528 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711837937] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:55,528 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:55,528 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:55,528 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351092479] [2022-02-10 23:35:55,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:55,528 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:55,528 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:55,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:55,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:55,529 INFO L87 Difference]: Start difference. First operand 5812 states and 16040 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:56,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:56,780 INFO L93 Difference]: Finished difference Result 6492 states and 17806 transitions. [2022-02-10 23:35:56,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:56,780 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:35:56,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:56,794 INFO L225 Difference]: With dead ends: 6492 [2022-02-10 23:35:56,794 INFO L226 Difference]: Without dead ends: 6492 [2022-02-10 23:35:56,794 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:56,795 INFO L934 BasicCegarLoop]: 272 mSDtfsCounter, 858 mSDsluCounter, 1397 mSDsCounter, 0 mSdLazyCounter, 910 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 858 SdHoareTripleChecker+Valid, 1636 SdHoareTripleChecker+Invalid, 974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:56,795 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [858 Valid, 1636 Invalid, 974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:35:56,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6492 states. [2022-02-10 23:35:56,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6492 to 6220. [2022-02-10 23:35:56,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6220 states, 6218 states have (on average 2.7680926342875525) internal successors, (17212), 6219 states have internal predecessors, (17212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:56,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6220 states to 6220 states and 17212 transitions. [2022-02-10 23:35:56,884 INFO L78 Accepts]: Start accepts. Automaton has 6220 states and 17212 transitions. Word has length 100 [2022-02-10 23:35:56,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:56,884 INFO L470 AbstractCegarLoop]: Abstraction has 6220 states and 17212 transitions. [2022-02-10 23:35:56,884 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) [2022-02-10 23:35:56,884 INFO L276 IsEmpty]: Start isEmpty. Operand 6220 states and 17212 transitions. [2022-02-10 23:35:56,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:35:56,889 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:56,889 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:56,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-02-10 23:35:56,889 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:56,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:56,890 INFO L85 PathProgramCache]: Analyzing trace with hash -823594260, now seen corresponding path program 2 times [2022-02-10 23:35:56,890 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:56,890 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153701192] [2022-02-10 23:35:56,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:56,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:56,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:57,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:57,758 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:57,758 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153701192] [2022-02-10 23:35:57,758 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153701192] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:57,758 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:57,758 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:57,758 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858859860] [2022-02-10 23:35:57,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:57,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:57,759 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:57,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:57,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:57,759 INFO L87 Difference]: Start difference. First operand 6220 states and 17212 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:59,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:59,017 INFO L93 Difference]: Finished difference Result 7252 states and 19612 transitions. [2022-02-10 23:35:59,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:35:59,018 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:35:59,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:59,031 INFO L225 Difference]: With dead ends: 7252 [2022-02-10 23:35:59,031 INFO L226 Difference]: Without dead ends: 7252 [2022-02-10 23:35:59,031 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:35:59,032 INFO L934 BasicCegarLoop]: 280 mSDtfsCounter, 745 mSDsluCounter, 1392 mSDsCounter, 0 mSdLazyCounter, 953 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 745 SdHoareTripleChecker+Valid, 1640 SdHoareTripleChecker+Invalid, 1000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 953 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:59,032 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [745 Valid, 1640 Invalid, 1000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 953 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:35:59,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7252 states. [2022-02-10 23:35:59,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7252 to 6276. [2022-02-10 23:35:59,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6276 states, 6274 states have (on average 2.7695250239081926) internal successors, (17376), 6275 states have internal predecessors, (17376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:59,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6276 states to 6276 states and 17376 transitions. [2022-02-10 23:35:59,140 INFO L78 Accepts]: Start accepts. Automaton has 6276 states and 17376 transitions. Word has length 100 [2022-02-10 23:35:59,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:59,140 INFO L470 AbstractCegarLoop]: Abstraction has 6276 states and 17376 transitions. [2022-02-10 23:35:59,140 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:59,140 INFO L276 IsEmpty]: Start isEmpty. Operand 6276 states and 17376 transitions. [2022-02-10 23:35:59,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:35:59,145 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:59,145 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:59,145 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-02-10 23:35:59,146 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:59,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:59,146 INFO L85 PathProgramCache]: Analyzing trace with hash 813282944, now seen corresponding path program 3 times [2022-02-10 23:35:59,146 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:59,146 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724865264] [2022-02-10 23:35:59,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:59,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:59,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:00,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:00,017 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:00,017 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724865264] [2022-02-10 23:36:00,017 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724865264] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:00,017 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:00,018 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:00,018 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921164674] [2022-02-10 23:36:00,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:00,018 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:00,018 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:00,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:00,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:00,018 INFO L87 Difference]: Start difference. First operand 6276 states and 17376 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:01,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:01,328 INFO L93 Difference]: Finished difference Result 7504 states and 20322 transitions. [2022-02-10 23:36:01,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:01,329 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:01,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:01,347 INFO L225 Difference]: With dead ends: 7504 [2022-02-10 23:36:01,347 INFO L226 Difference]: Without dead ends: 7504 [2022-02-10 23:36:01,348 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:01,348 INFO L934 BasicCegarLoop]: 293 mSDtfsCounter, 709 mSDsluCounter, 1428 mSDsCounter, 0 mSdLazyCounter, 934 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 709 SdHoareTripleChecker+Valid, 1697 SdHoareTripleChecker+Invalid, 977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 934 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:01,348 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [709 Valid, 1697 Invalid, 977 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 934 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:36:01,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7504 states. [2022-02-10 23:36:01,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7504 to 6276. [2022-02-10 23:36:01,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6276 states, 6274 states have (on average 2.7695250239081926) internal successors, (17376), 6275 states have internal predecessors, (17376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:01,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6276 states to 6276 states and 17376 transitions. [2022-02-10 23:36:01,481 INFO L78 Accepts]: Start accepts. Automaton has 6276 states and 17376 transitions. Word has length 100 [2022-02-10 23:36:01,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:01,481 INFO L470 AbstractCegarLoop]: Abstraction has 6276 states and 17376 transitions. [2022-02-10 23:36:01,482 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:01,482 INFO L276 IsEmpty]: Start isEmpty. Operand 6276 states and 17376 transitions. [2022-02-10 23:36:01,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:01,489 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:01,489 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:01,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-02-10 23:36:01,489 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:01,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:01,489 INFO L85 PathProgramCache]: Analyzing trace with hash -189978204, now seen corresponding path program 4 times [2022-02-10 23:36:01,489 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:01,490 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469610779] [2022-02-10 23:36:01,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:01,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:01,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:02,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:02,803 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:02,803 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469610779] [2022-02-10 23:36:02,803 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469610779] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:02,803 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:02,803 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:02,803 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201180089] [2022-02-10 23:36:02,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:02,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:02,804 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:02,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:02,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:02,804 INFO L87 Difference]: Start difference. First operand 6276 states and 17376 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:04,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:04,158 INFO L93 Difference]: Finished difference Result 7756 states and 21032 transitions. [2022-02-10 23:36:04,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:04,159 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:04,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:04,172 INFO L225 Difference]: With dead ends: 7756 [2022-02-10 23:36:04,172 INFO L226 Difference]: Without dead ends: 7756 [2022-02-10 23:36:04,172 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:04,172 INFO L934 BasicCegarLoop]: 286 mSDtfsCounter, 793 mSDsluCounter, 1137 mSDsCounter, 0 mSdLazyCounter, 842 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 793 SdHoareTripleChecker+Valid, 1399 SdHoareTripleChecker+Invalid, 909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:04,172 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [793 Valid, 1399 Invalid, 909 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 842 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:36:04,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7756 states. [2022-02-10 23:36:04,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7756 to 6276. [2022-02-10 23:36:04,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6276 states, 6274 states have (on average 2.7695250239081926) internal successors, (17376), 6275 states have internal predecessors, (17376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:04,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6276 states to 6276 states and 17376 transitions. [2022-02-10 23:36:04,271 INFO L78 Accepts]: Start accepts. Automaton has 6276 states and 17376 transitions. Word has length 100 [2022-02-10 23:36:04,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:04,271 INFO L470 AbstractCegarLoop]: Abstraction has 6276 states and 17376 transitions. [2022-02-10 23:36:04,272 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:04,272 INFO L276 IsEmpty]: Start isEmpty. Operand 6276 states and 17376 transitions. [2022-02-10 23:36:04,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:04,276 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:04,277 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:04,277 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-02-10 23:36:04,277 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:04,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:04,277 INFO L85 PathProgramCache]: Analyzing trace with hash -1751029418, now seen corresponding path program 5 times [2022-02-10 23:36:04,277 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:04,277 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669768968] [2022-02-10 23:36:04,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:04,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:04,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:05,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:05,479 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:05,479 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669768968] [2022-02-10 23:36:05,479 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669768968] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:05,479 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:05,479 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:05,479 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639846333] [2022-02-10 23:36:05,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:05,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:05,480 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:05,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:05,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:05,480 INFO L87 Difference]: Start difference. First operand 6276 states and 17376 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:06,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:06,840 INFO L93 Difference]: Finished difference Result 7840 states and 21250 transitions. [2022-02-10 23:36:06,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:06,840 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:06,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:06,852 INFO L225 Difference]: With dead ends: 7840 [2022-02-10 23:36:06,852 INFO L226 Difference]: Without dead ends: 7840 [2022-02-10 23:36:06,852 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:06,853 INFO L934 BasicCegarLoop]: 284 mSDtfsCounter, 723 mSDsluCounter, 989 mSDsCounter, 0 mSdLazyCounter, 708 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 723 SdHoareTripleChecker+Valid, 1251 SdHoareTripleChecker+Invalid, 774 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:06,853 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [723 Valid, 1251 Invalid, 774 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 708 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:36:06,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7840 states. [2022-02-10 23:36:06,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7840 to 6276. [2022-02-10 23:36:06,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6276 states, 6274 states have (on average 2.7695250239081926) internal successors, (17376), 6275 states have internal predecessors, (17376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:06,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6276 states to 6276 states and 17376 transitions. [2022-02-10 23:36:06,942 INFO L78 Accepts]: Start accepts. Automaton has 6276 states and 17376 transitions. Word has length 100 [2022-02-10 23:36:06,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:06,942 INFO L470 AbstractCegarLoop]: Abstraction has 6276 states and 17376 transitions. [2022-02-10 23:36:06,942 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) [2022-02-10 23:36:06,942 INFO L276 IsEmpty]: Start isEmpty. Operand 6276 states and 17376 transitions. [2022-02-10 23:36:06,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:06,949 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:06,949 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:06,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-02-10 23:36:06,950 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:06,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:06,950 INFO L85 PathProgramCache]: Analyzing trace with hash 318499684, now seen corresponding path program 6 times [2022-02-10 23:36:06,950 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:06,950 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764179938] [2022-02-10 23:36:06,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:06,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:06,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:07,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:07,736 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:07,736 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764179938] [2022-02-10 23:36:07,736 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764179938] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:07,736 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:07,736 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:07,736 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981503048] [2022-02-10 23:36:07,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:07,736 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:07,737 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:07,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:07,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:07,737 INFO L87 Difference]: Start difference. First operand 6276 states and 17376 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:08,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:08,842 INFO L93 Difference]: Finished difference Result 7448 states and 20172 transitions. [2022-02-10 23:36:08,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:36:08,842 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:08,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:08,854 INFO L225 Difference]: With dead ends: 7448 [2022-02-10 23:36:08,854 INFO L226 Difference]: Without dead ends: 7448 [2022-02-10 23:36:08,854 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:36:08,854 INFO L934 BasicCegarLoop]: 250 mSDtfsCounter, 652 mSDsluCounter, 1273 mSDsCounter, 0 mSdLazyCounter, 809 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 652 SdHoareTripleChecker+Valid, 1502 SdHoareTripleChecker+Invalid, 873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:08,854 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [652 Valid, 1502 Invalid, 873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 809 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:36:08,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7448 states. [2022-02-10 23:36:08,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7448 to 6388. [2022-02-10 23:36:08,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6388 states, 6386 states have (on average 2.772314437832759) internal successors, (17704), 6387 states have internal predecessors, (17704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:08,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6388 states to 6388 states and 17704 transitions. [2022-02-10 23:36:08,948 INFO L78 Accepts]: Start accepts. Automaton has 6388 states and 17704 transitions. Word has length 100 [2022-02-10 23:36:08,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:08,948 INFO L470 AbstractCegarLoop]: Abstraction has 6388 states and 17704 transitions. [2022-02-10 23:36:08,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:08,948 INFO L276 IsEmpty]: Start isEmpty. Operand 6388 states and 17704 transitions. [2022-02-10 23:36:08,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:08,953 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:08,953 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:08,953 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-02-10 23:36:08,953 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:08,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:08,954 INFO L85 PathProgramCache]: Analyzing trace with hash -1222617042, now seen corresponding path program 7 times [2022-02-10 23:36:08,954 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:08,954 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137246103] [2022-02-10 23:36:08,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:08,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:08,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:09,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:09,749 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:09,749 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137246103] [2022-02-10 23:36:09,749 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137246103] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:09,749 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:09,749 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:09,749 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289999030] [2022-02-10 23:36:09,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:09,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:09,749 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:09,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:09,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:09,750 INFO L87 Difference]: Start difference. First operand 6388 states and 17704 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:10,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:10,903 INFO L93 Difference]: Finished difference Result 7728 states and 20936 transitions. [2022-02-10 23:36:10,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:36:10,903 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:10,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:10,915 INFO L225 Difference]: With dead ends: 7728 [2022-02-10 23:36:10,916 INFO L226 Difference]: Without dead ends: 7728 [2022-02-10 23:36:10,916 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:36:10,916 INFO L934 BasicCegarLoop]: 262 mSDtfsCounter, 759 mSDsluCounter, 1114 mSDsCounter, 0 mSdLazyCounter, 768 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 759 SdHoareTripleChecker+Valid, 1361 SdHoareTripleChecker+Invalid, 832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:10,916 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [759 Valid, 1361 Invalid, 832 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 768 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:36:10,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7728 states. [2022-02-10 23:36:10,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7728 to 6402. [2022-02-10 23:36:10,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6402 states, 6400 states have (on average 2.77265625) internal successors, (17745), 6401 states have internal predecessors, (17745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:11,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6402 states to 6402 states and 17745 transitions. [2022-02-10 23:36:11,005 INFO L78 Accepts]: Start accepts. Automaton has 6402 states and 17745 transitions. Word has length 100 [2022-02-10 23:36:11,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:11,005 INFO L470 AbstractCegarLoop]: Abstraction has 6402 states and 17745 transitions. [2022-02-10 23:36:11,006 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:11,006 INFO L276 IsEmpty]: Start isEmpty. Operand 6402 states and 17745 transitions. [2022-02-10 23:36:11,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:11,011 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:11,011 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:11,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-02-10 23:36:11,011 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:11,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:11,012 INFO L85 PathProgramCache]: Analyzing trace with hash 414260162, now seen corresponding path program 8 times [2022-02-10 23:36:11,012 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:11,012 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650843194] [2022-02-10 23:36:11,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:11,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:11,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:12,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:12,103 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:12,103 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650843194] [2022-02-10 23:36:12,103 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650843194] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:12,103 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:12,103 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:12,103 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767659075] [2022-02-10 23:36:12,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:12,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:12,103 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:12,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:12,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:12,104 INFO L87 Difference]: Start difference. First operand 6402 states and 17745 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:13,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:13,433 INFO L93 Difference]: Finished difference Result 7714 states and 20923 transitions. [2022-02-10 23:36:13,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:13,433 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:13,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:13,444 INFO L225 Difference]: With dead ends: 7714 [2022-02-10 23:36:13,445 INFO L226 Difference]: Without dead ends: 7714 [2022-02-10 23:36:13,445 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:13,445 INFO L934 BasicCegarLoop]: 273 mSDtfsCounter, 642 mSDsluCounter, 1326 mSDsCounter, 0 mSdLazyCounter, 912 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 642 SdHoareTripleChecker+Valid, 1576 SdHoareTripleChecker+Invalid, 972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:13,445 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [642 Valid, 1576 Invalid, 972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 912 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:36:13,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7714 states. [2022-02-10 23:36:13,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7714 to 6388. [2022-02-10 23:36:13,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6388 states, 6386 states have (on average 2.772314437832759) internal successors, (17704), 6387 states have internal predecessors, (17704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:13,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6388 states to 6388 states and 17704 transitions. [2022-02-10 23:36:13,531 INFO L78 Accepts]: Start accepts. Automaton has 6388 states and 17704 transitions. Word has length 100 [2022-02-10 23:36:13,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:13,531 INFO L470 AbstractCegarLoop]: Abstraction has 6388 states and 17704 transitions. [2022-02-10 23:36:13,531 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:13,531 INFO L276 IsEmpty]: Start isEmpty. Operand 6388 states and 17704 transitions. [2022-02-10 23:36:13,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:13,536 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:13,536 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:13,536 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-02-10 23:36:13,536 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:13,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:13,537 INFO L85 PathProgramCache]: Analyzing trace with hash 425084780, now seen corresponding path program 9 times [2022-02-10 23:36:13,537 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:13,537 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348202086] [2022-02-10 23:36:13,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:13,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:14,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:14,599 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:14,599 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348202086] [2022-02-10 23:36:14,599 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348202086] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:14,599 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:14,599 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:14,599 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841563610] [2022-02-10 23:36:14,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:14,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:14,600 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:14,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:14,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:14,600 INFO L87 Difference]: Start difference. First operand 6388 states and 17704 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:15,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:15,883 INFO L93 Difference]: Finished difference Result 7756 states and 21032 transitions. [2022-02-10 23:36:15,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:36:15,884 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:15,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:15,895 INFO L225 Difference]: With dead ends: 7756 [2022-02-10 23:36:15,896 INFO L226 Difference]: Without dead ends: 7756 [2022-02-10 23:36:15,896 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:36:15,896 INFO L934 BasicCegarLoop]: 261 mSDtfsCounter, 683 mSDsluCounter, 1275 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 683 SdHoareTripleChecker+Valid, 1518 SdHoareTripleChecker+Invalid, 950 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:15,896 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [683 Valid, 1518 Invalid, 950 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:36:15,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7756 states. [2022-02-10 23:36:15,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7756 to 6416. [2022-02-10 23:36:15,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6416 states, 6414 states have (on average 2.772996570003118) internal successors, (17786), 6415 states have internal predecessors, (17786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:15,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6416 states to 6416 states and 17786 transitions. [2022-02-10 23:36:15,984 INFO L78 Accepts]: Start accepts. Automaton has 6416 states and 17786 transitions. Word has length 100 [2022-02-10 23:36:15,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:15,985 INFO L470 AbstractCegarLoop]: Abstraction has 6416 states and 17786 transitions. [2022-02-10 23:36:15,985 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:15,985 INFO L276 IsEmpty]: Start isEmpty. Operand 6416 states and 17786 transitions. [2022-02-10 23:36:15,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:15,990 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:15,990 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:15,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-02-10 23:36:15,990 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:15,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:15,990 INFO L85 PathProgramCache]: Analyzing trace with hash 2061961984, now seen corresponding path program 10 times [2022-02-10 23:36:15,990 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:15,990 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397639606] [2022-02-10 23:36:15,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:15,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:16,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:16,872 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:16,872 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397639606] [2022-02-10 23:36:16,872 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397639606] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:16,872 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:16,872 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:16,872 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464025721] [2022-02-10 23:36:16,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:16,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:16,872 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:16,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:16,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:16,873 INFO L87 Difference]: Start difference. First operand 6416 states and 17786 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:18,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:18,066 INFO L93 Difference]: Finished difference Result 8008 states and 21742 transitions. [2022-02-10 23:36:18,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:18,067 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:18,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:18,078 INFO L225 Difference]: With dead ends: 8008 [2022-02-10 23:36:18,078 INFO L226 Difference]: Without dead ends: 8008 [2022-02-10 23:36:18,079 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:18,079 INFO L934 BasicCegarLoop]: 272 mSDtfsCounter, 778 mSDsluCounter, 1022 mSDsCounter, 0 mSdLazyCounter, 736 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 778 SdHoareTripleChecker+Valid, 1279 SdHoareTripleChecker+Invalid, 815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 736 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:18,079 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [778 Valid, 1279 Invalid, 815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 736 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:36:18,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8008 states. [2022-02-10 23:36:18,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8008 to 6402. [2022-02-10 23:36:18,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6402 states, 6400 states have (on average 2.77265625) internal successors, (17745), 6401 states have internal predecessors, (17745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:18,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6402 states to 6402 states and 17745 transitions. [2022-02-10 23:36:18,165 INFO L78 Accepts]: Start accepts. Automaton has 6402 states and 17745 transitions. Word has length 100 [2022-02-10 23:36:18,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:18,165 INFO L470 AbstractCegarLoop]: Abstraction has 6402 states and 17745 transitions. [2022-02-10 23:36:18,165 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:18,165 INFO L276 IsEmpty]: Start isEmpty. Operand 6402 states and 17745 transitions. [2022-02-10 23:36:18,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:18,170 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:18,170 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:18,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-02-10 23:36:18,170 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:18,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:18,171 INFO L85 PathProgramCache]: Analyzing trace with hash 1058700836, now seen corresponding path program 11 times [2022-02-10 23:36:18,171 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:18,171 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336256935] [2022-02-10 23:36:18,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:18,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:18,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:19,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:19,201 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:19,201 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336256935] [2022-02-10 23:36:19,201 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336256935] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:19,201 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:19,201 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:19,201 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153558663] [2022-02-10 23:36:19,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:19,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:19,201 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:19,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:19,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:19,202 INFO L87 Difference]: Start difference. First operand 6402 states and 17745 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:20,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:20,691 INFO L93 Difference]: Finished difference Result 7980 states and 21674 transitions. [2022-02-10 23:36:20,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:20,692 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:20,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:20,705 INFO L225 Difference]: With dead ends: 7980 [2022-02-10 23:36:20,705 INFO L226 Difference]: Without dead ends: 7980 [2022-02-10 23:36:20,705 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:20,706 INFO L934 BasicCegarLoop]: 274 mSDtfsCounter, 649 mSDsluCounter, 1454 mSDsCounter, 0 mSdLazyCounter, 1007 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 649 SdHoareTripleChecker+Valid, 1705 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1007 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:20,706 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [649 Valid, 1705 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1007 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:36:20,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7980 states. [2022-02-10 23:36:20,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7980 to 6388. [2022-02-10 23:36:20,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6388 states, 6386 states have (on average 2.772314437832759) internal successors, (17704), 6387 states have internal predecessors, (17704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:20,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6388 states to 6388 states and 17704 transitions. [2022-02-10 23:36:20,808 INFO L78 Accepts]: Start accepts. Automaton has 6388 states and 17704 transitions. Word has length 100 [2022-02-10 23:36:20,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:20,808 INFO L470 AbstractCegarLoop]: Abstraction has 6388 states and 17704 transitions. [2022-02-10 23:36:20,808 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:20,808 INFO L276 IsEmpty]: Start isEmpty. Operand 6388 states and 17704 transitions. [2022-02-10 23:36:20,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:20,814 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:20,814 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:20,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-02-10 23:36:20,814 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:20,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:20,815 INFO L85 PathProgramCache]: Analyzing trace with hash 877575256, now seen corresponding path program 12 times [2022-02-10 23:36:20,815 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:20,815 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893190350] [2022-02-10 23:36:20,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:20,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:20,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:21,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:21,831 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:21,831 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893190350] [2022-02-10 23:36:21,831 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893190350] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:21,831 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:21,831 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:21,831 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913200721] [2022-02-10 23:36:21,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:21,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:21,832 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:21,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:21,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:21,832 INFO L87 Difference]: Start difference. First operand 6388 states and 17704 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:22,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:22,787 INFO L93 Difference]: Finished difference Result 7644 states and 20704 transitions. [2022-02-10 23:36:22,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:36:22,788 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:22,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:22,798 INFO L225 Difference]: With dead ends: 7644 [2022-02-10 23:36:22,799 INFO L226 Difference]: Without dead ends: 7644 [2022-02-10 23:36:22,799 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:36:22,799 INFO L934 BasicCegarLoop]: 256 mSDtfsCounter, 673 mSDsluCounter, 865 mSDsCounter, 0 mSdLazyCounter, 595 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 673 SdHoareTripleChecker+Valid, 1106 SdHoareTripleChecker+Invalid, 650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:22,799 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [673 Valid, 1106 Invalid, 650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 595 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 23:36:22,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7644 states. [2022-02-10 23:36:22,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7644 to 6430. [2022-02-10 23:36:22,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6430 states, 6428 states have (on average 2.773335407591786) internal successors, (17827), 6429 states have internal predecessors, (17827), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:22,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6430 states to 6430 states and 17827 transitions. [2022-02-10 23:36:22,884 INFO L78 Accepts]: Start accepts. Automaton has 6430 states and 17827 transitions. Word has length 100 [2022-02-10 23:36:22,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:22,884 INFO L470 AbstractCegarLoop]: Abstraction has 6430 states and 17827 transitions. [2022-02-10 23:36:22,884 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) [2022-02-10 23:36:22,884 INFO L276 IsEmpty]: Start isEmpty. Operand 6430 states and 17827 transitions. [2022-02-10 23:36:22,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:22,889 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:22,889 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:22,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-02-10 23:36:22,889 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:22,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:22,890 INFO L85 PathProgramCache]: Analyzing trace with hash -1780514836, now seen corresponding path program 13 times [2022-02-10 23:36:22,890 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:22,890 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148058030] [2022-02-10 23:36:22,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:22,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:22,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:24,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:24,168 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:24,168 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148058030] [2022-02-10 23:36:24,168 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148058030] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:24,168 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:24,168 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:24,169 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828049989] [2022-02-10 23:36:24,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:24,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:24,169 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:24,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:24,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:24,169 INFO L87 Difference]: Start difference. First operand 6430 states and 17827 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:25,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:25,516 INFO L93 Difference]: Finished difference Result 7896 states and 21414 transitions. [2022-02-10 23:36:25,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:25,517 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:25,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:25,528 INFO L225 Difference]: With dead ends: 7896 [2022-02-10 23:36:25,528 INFO L226 Difference]: Without dead ends: 7896 [2022-02-10 23:36:25,528 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:25,529 INFO L934 BasicCegarLoop]: 267 mSDtfsCounter, 729 mSDsluCounter, 1184 mSDsCounter, 0 mSdLazyCounter, 865 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 729 SdHoareTripleChecker+Valid, 1433 SdHoareTripleChecker+Invalid, 934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:25,529 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [729 Valid, 1433 Invalid, 934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 865 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:36:25,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7896 states. [2022-02-10 23:36:25,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7896 to 6416. [2022-02-10 23:36:25,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6416 states, 6414 states have (on average 2.772996570003118) internal successors, (17786), 6415 states have internal predecessors, (17786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:25,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6416 states to 6416 states and 17786 transitions. [2022-02-10 23:36:25,618 INFO L78 Accepts]: Start accepts. Automaton has 6416 states and 17786 transitions. Word has length 100 [2022-02-10 23:36:25,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:25,618 INFO L470 AbstractCegarLoop]: Abstraction has 6416 states and 17786 transitions. [2022-02-10 23:36:25,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:25,618 INFO L276 IsEmpty]: Start isEmpty. Operand 6416 states and 17786 transitions. [2022-02-10 23:36:25,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:25,624 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:25,624 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:25,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-02-10 23:36:25,624 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:25,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:25,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1511191312, now seen corresponding path program 14 times [2022-02-10 23:36:25,624 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:25,624 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372498508] [2022-02-10 23:36:25,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:25,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:25,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:26,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:26,643 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:26,643 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372498508] [2022-02-10 23:36:26,643 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372498508] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:26,643 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:26,643 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:26,643 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066755338] [2022-02-10 23:36:26,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:26,643 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:26,644 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:26,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:26,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:26,644 INFO L87 Difference]: Start difference. First operand 6416 states and 17786 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:28,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:28,181 INFO L93 Difference]: Finished difference Result 8148 states and 22124 transitions. [2022-02-10 23:36:28,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:28,181 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:28,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:28,194 INFO L225 Difference]: With dead ends: 8148 [2022-02-10 23:36:28,194 INFO L226 Difference]: Without dead ends: 8148 [2022-02-10 23:36:28,194 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:28,194 INFO L934 BasicCegarLoop]: 269 mSDtfsCounter, 734 mSDsluCounter, 1566 mSDsCounter, 0 mSdLazyCounter, 1132 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 734 SdHoareTripleChecker+Valid, 1810 SdHoareTripleChecker+Invalid, 1200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 1132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:28,194 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [734 Valid, 1810 Invalid, 1200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 1132 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:36:28,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8148 states. [2022-02-10 23:36:28,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8148 to 6402. [2022-02-10 23:36:28,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6402 states, 6400 states have (on average 2.77265625) internal successors, (17745), 6401 states have internal predecessors, (17745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:28,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6402 states to 6402 states and 17745 transitions. [2022-02-10 23:36:28,286 INFO L78 Accepts]: Start accepts. Automaton has 6402 states and 17745 transitions. Word has length 100 [2022-02-10 23:36:28,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:28,286 INFO L470 AbstractCegarLoop]: Abstraction has 6402 states and 17745 transitions. [2022-02-10 23:36:28,286 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:28,286 INFO L276 IsEmpty]: Start isEmpty. Operand 6402 states and 17745 transitions. [2022-02-10 23:36:28,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:28,291 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:28,291 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:28,291 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-02-10 23:36:28,291 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:28,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:28,291 INFO L85 PathProgramCache]: Analyzing trace with hash -49859902, now seen corresponding path program 15 times [2022-02-10 23:36:28,291 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:28,292 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306113908] [2022-02-10 23:36:28,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:28,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:28,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:29,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:29,530 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:29,530 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306113908] [2022-02-10 23:36:29,530 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306113908] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:29,530 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:29,530 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:29,530 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533211291] [2022-02-10 23:36:29,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:29,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:29,530 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:29,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:29,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:29,531 INFO L87 Difference]: Start difference. First operand 6402 states and 17745 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:30,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:30,882 INFO L93 Difference]: Finished difference Result 8022 states and 21769 transitions. [2022-02-10 23:36:30,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:30,883 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:30,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:30,895 INFO L225 Difference]: With dead ends: 8022 [2022-02-10 23:36:30,895 INFO L226 Difference]: Without dead ends: 8022 [2022-02-10 23:36:30,895 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:30,895 INFO L934 BasicCegarLoop]: 270 mSDtfsCounter, 705 mSDsluCounter, 1127 mSDsCounter, 0 mSdLazyCounter, 823 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 705 SdHoareTripleChecker+Valid, 1382 SdHoareTripleChecker+Invalid, 890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 823 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:30,895 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [705 Valid, 1382 Invalid, 890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 823 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:36:30,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8022 states. [2022-02-10 23:36:30,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8022 to 6388. [2022-02-10 23:36:30,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6388 states, 6386 states have (on average 2.772314437832759) internal successors, (17704), 6387 states have internal predecessors, (17704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:30,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6388 states to 6388 states and 17704 transitions. [2022-02-10 23:36:30,987 INFO L78 Accepts]: Start accepts. Automaton has 6388 states and 17704 transitions. Word has length 100 [2022-02-10 23:36:30,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:30,987 INFO L470 AbstractCegarLoop]: Abstraction has 6388 states and 17704 transitions. [2022-02-10 23:36:30,988 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:30,988 INFO L276 IsEmpty]: Start isEmpty. Operand 6388 states and 17704 transitions. [2022-02-10 23:36:30,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:30,993 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:30,993 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:30,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-02-10 23:36:30,993 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:30,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:30,993 INFO L85 PathProgramCache]: Analyzing trace with hash -693296730, now seen corresponding path program 16 times [2022-02-10 23:36:30,993 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:30,993 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417467431] [2022-02-10 23:36:30,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:30,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:31,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:31,904 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:31,904 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417467431] [2022-02-10 23:36:31,904 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1417467431] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:31,904 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:31,905 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:31,905 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582439187] [2022-02-10 23:36:31,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:31,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:31,905 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:31,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:31,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:31,905 INFO L87 Difference]: Start difference. First operand 6388 states and 17704 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:32,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:32,956 INFO L93 Difference]: Finished difference Result 8120 states and 22056 transitions. [2022-02-10 23:36:32,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:36:32,956 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:32,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:32,969 INFO L225 Difference]: With dead ends: 8120 [2022-02-10 23:36:32,969 INFO L226 Difference]: Without dead ends: 8120 [2022-02-10 23:36:32,969 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:36:32,969 INFO L934 BasicCegarLoop]: 233 mSDtfsCounter, 675 mSDsluCounter, 907 mSDsCounter, 0 mSdLazyCounter, 650 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 675 SdHoareTripleChecker+Valid, 1128 SdHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:32,969 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [675 Valid, 1128 Invalid, 718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 650 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:36:32,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8120 states. [2022-02-10 23:36:33,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8120 to 6472. [2022-02-10 23:36:33,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6472 states, 6470 states have (on average 2.7743431221020094) internal successors, (17950), 6471 states have internal predecessors, (17950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:33,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6472 states to 6472 states and 17950 transitions. [2022-02-10 23:36:33,063 INFO L78 Accepts]: Start accepts. Automaton has 6472 states and 17950 transitions. Word has length 100 [2022-02-10 23:36:33,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:33,063 INFO L470 AbstractCegarLoop]: Abstraction has 6472 states and 17950 transitions. [2022-02-10 23:36:33,063 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:33,063 INFO L276 IsEmpty]: Start isEmpty. Operand 6472 states and 17950 transitions. [2022-02-10 23:36:33,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:33,069 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:33,069 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:33,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-02-10 23:36:33,069 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:33,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:33,069 INFO L85 PathProgramCache]: Analyzing trace with hash 2060553840, now seen corresponding path program 17 times [2022-02-10 23:36:33,069 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:33,069 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68229253] [2022-02-10 23:36:33,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:33,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:33,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:33,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:33,920 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:33,920 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68229253] [2022-02-10 23:36:33,920 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68229253] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:33,920 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:33,920 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:33,920 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226359052] [2022-02-10 23:36:33,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:33,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:33,921 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:33,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:33,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:33,921 INFO L87 Difference]: Start difference. First operand 6472 states and 17950 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:35,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:35,128 INFO L93 Difference]: Finished difference Result 8400 states and 22820 transitions. [2022-02-10 23:36:35,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:36:35,128 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:35,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:35,141 INFO L225 Difference]: With dead ends: 8400 [2022-02-10 23:36:35,141 INFO L226 Difference]: Without dead ends: 8400 [2022-02-10 23:36:35,141 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:36:35,142 INFO L934 BasicCegarLoop]: 242 mSDtfsCounter, 662 mSDsluCounter, 1239 mSDsCounter, 0 mSdLazyCounter, 846 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 662 SdHoareTripleChecker+Valid, 1468 SdHoareTripleChecker+Invalid, 913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 846 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:35,142 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [662 Valid, 1468 Invalid, 913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 846 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:36:35,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8400 states. [2022-02-10 23:36:35,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8400 to 6486. [2022-02-10 23:36:35,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6486 states, 6484 states have (on average 2.774676125848242) internal successors, (17991), 6485 states have internal predecessors, (17991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:35,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6486 states to 6486 states and 17991 transitions. [2022-02-10 23:36:35,236 INFO L78 Accepts]: Start accepts. Automaton has 6486 states and 17991 transitions. Word has length 100 [2022-02-10 23:36:35,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:35,236 INFO L470 AbstractCegarLoop]: Abstraction has 6486 states and 17991 transitions. [2022-02-10 23:36:35,236 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:35,236 INFO L276 IsEmpty]: Start isEmpty. Operand 6486 states and 17991 transitions. [2022-02-10 23:36:35,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:35,241 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:35,241 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:35,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-02-10 23:36:35,241 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:35,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:35,242 INFO L85 PathProgramCache]: Analyzing trace with hash -597536252, now seen corresponding path program 18 times [2022-02-10 23:36:35,242 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:35,242 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240237867] [2022-02-10 23:36:35,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:35,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:35,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:36,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:36,159 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:36,159 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240237867] [2022-02-10 23:36:36,159 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240237867] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:36,159 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:36,159 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:36,159 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420090559] [2022-02-10 23:36:36,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:36,159 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:36,159 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:36,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:36,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:36,160 INFO L87 Difference]: Start difference. First operand 6486 states and 17991 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:37,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:37,599 INFO L93 Difference]: Finished difference Result 8386 states and 22807 transitions. [2022-02-10 23:36:37,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:37,599 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:37,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:37,612 INFO L225 Difference]: With dead ends: 8386 [2022-02-10 23:36:37,612 INFO L226 Difference]: Without dead ends: 8386 [2022-02-10 23:36:37,613 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:37,613 INFO L934 BasicCegarLoop]: 253 mSDtfsCounter, 734 mSDsluCounter, 1236 mSDsCounter, 0 mSdLazyCounter, 891 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 734 SdHoareTripleChecker+Valid, 1476 SdHoareTripleChecker+Invalid, 976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 891 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:37,613 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [734 Valid, 1476 Invalid, 976 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 891 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:36:37,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8386 states. [2022-02-10 23:36:37,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8386 to 6444. [2022-02-10 23:36:37,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6444 states, 6442 states have (on average 2.7736727724309223) internal successors, (17868), 6443 states have internal predecessors, (17868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:37,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6444 states to 6444 states and 17868 transitions. [2022-02-10 23:36:37,706 INFO L78 Accepts]: Start accepts. Automaton has 6444 states and 17868 transitions. Word has length 100 [2022-02-10 23:36:37,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:37,707 INFO L470 AbstractCegarLoop]: Abstraction has 6444 states and 17868 transitions. [2022-02-10 23:36:37,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:37,707 INFO L276 IsEmpty]: Start isEmpty. Operand 6444 states and 17868 transitions. [2022-02-10 23:36:37,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:37,712 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:37,712 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:37,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-02-10 23:36:37,712 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:37,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:37,712 INFO L85 PathProgramCache]: Analyzing trace with hash -586711634, now seen corresponding path program 19 times [2022-02-10 23:36:37,712 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:37,713 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805696822] [2022-02-10 23:36:37,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:37,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:37,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:38,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:38,598 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:38,598 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805696822] [2022-02-10 23:36:38,598 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805696822] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:38,598 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:38,598 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:38,598 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128491360] [2022-02-10 23:36:38,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:38,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:38,599 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:38,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:38,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:38,599 INFO L87 Difference]: Start difference. First operand 6444 states and 17868 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:39,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:39,683 INFO L93 Difference]: Finished difference Result 8204 states and 22316 transitions. [2022-02-10 23:36:39,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:36:39,683 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:39,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:39,696 INFO L225 Difference]: With dead ends: 8204 [2022-02-10 23:36:39,697 INFO L226 Difference]: Without dead ends: 8204 [2022-02-10 23:36:39,697 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:36:39,697 INFO L934 BasicCegarLoop]: 249 mSDtfsCounter, 644 mSDsluCounter, 1017 mSDsCounter, 0 mSdLazyCounter, 674 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 644 SdHoareTripleChecker+Valid, 1255 SdHoareTripleChecker+Invalid, 744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 674 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:39,697 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [644 Valid, 1255 Invalid, 744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 674 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:36:39,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8204 states. [2022-02-10 23:36:39,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8204 to 6472. [2022-02-10 23:36:39,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6472 states, 6470 states have (on average 2.7743431221020094) internal successors, (17950), 6471 states have internal predecessors, (17950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:39,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6472 states to 6472 states and 17950 transitions. [2022-02-10 23:36:39,793 INFO L78 Accepts]: Start accepts. Automaton has 6472 states and 17950 transitions. Word has length 100 [2022-02-10 23:36:39,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:39,793 INFO L470 AbstractCegarLoop]: Abstraction has 6472 states and 17950 transitions. [2022-02-10 23:36:39,793 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:39,793 INFO L276 IsEmpty]: Start isEmpty. Operand 6472 states and 17950 transitions. [2022-02-10 23:36:39,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:39,798 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:39,798 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:39,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-02-10 23:36:39,799 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:39,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:39,799 INFO L85 PathProgramCache]: Analyzing trace with hash 1050165570, now seen corresponding path program 20 times [2022-02-10 23:36:39,799 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:39,799 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424738514] [2022-02-10 23:36:39,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:39,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:39,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:41,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:41,122 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:41,122 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424738514] [2022-02-10 23:36:41,122 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424738514] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:41,122 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:41,122 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:41,122 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147308043] [2022-02-10 23:36:41,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:41,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:41,122 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:41,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:41,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:41,123 INFO L87 Difference]: Start difference. First operand 6472 states and 17950 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:42,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:42,675 INFO L93 Difference]: Finished difference Result 8456 states and 23026 transitions. [2022-02-10 23:36:42,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:42,675 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:42,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:42,686 INFO L225 Difference]: With dead ends: 8456 [2022-02-10 23:36:42,686 INFO L226 Difference]: Without dead ends: 8456 [2022-02-10 23:36:42,687 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:42,687 INFO L934 BasicCegarLoop]: 260 mSDtfsCounter, 675 mSDsluCounter, 1423 mSDsCounter, 0 mSdLazyCounter, 1039 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 675 SdHoareTripleChecker+Valid, 1666 SdHoareTripleChecker+Invalid, 1108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 1039 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:42,687 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [675 Valid, 1666 Invalid, 1108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 1039 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:36:42,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8456 states. [2022-02-10 23:36:42,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8456 to 6458. [2022-02-10 23:36:42,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6458 states, 6456 states have (on average 2.774008674101611) internal successors, (17909), 6457 states have internal predecessors, (17909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:42,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6458 states to 6458 states and 17909 transitions. [2022-02-10 23:36:42,776 INFO L78 Accepts]: Start accepts. Automaton has 6458 states and 17909 transitions. Word has length 100 [2022-02-10 23:36:42,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:42,776 INFO L470 AbstractCegarLoop]: Abstraction has 6458 states and 17909 transitions. [2022-02-10 23:36:42,776 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:42,777 INFO L276 IsEmpty]: Start isEmpty. Operand 6458 states and 17909 transitions. [2022-02-10 23:36:42,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:42,782 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:42,782 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:42,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-02-10 23:36:42,782 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:42,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:42,782 INFO L85 PathProgramCache]: Analyzing trace with hash 46904422, now seen corresponding path program 21 times [2022-02-10 23:36:42,782 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:42,782 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676630684] [2022-02-10 23:36:42,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:42,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:42,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:43,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:43,775 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:43,775 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676630684] [2022-02-10 23:36:43,775 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676630684] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:43,775 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:43,775 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:43,776 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928282979] [2022-02-10 23:36:43,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:43,776 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:43,776 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:43,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:43,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:43,776 INFO L87 Difference]: Start difference. First operand 6458 states and 17909 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:45,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:45,259 INFO L93 Difference]: Finished difference Result 8652 states and 23572 transitions. [2022-02-10 23:36:45,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:45,260 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:45,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:45,274 INFO L225 Difference]: With dead ends: 8652 [2022-02-10 23:36:45,274 INFO L226 Difference]: Without dead ends: 8652 [2022-02-10 23:36:45,275 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:45,275 INFO L934 BasicCegarLoop]: 262 mSDtfsCounter, 657 mSDsluCounter, 1335 mSDsCounter, 0 mSdLazyCounter, 937 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 657 SdHoareTripleChecker+Valid, 1584 SdHoareTripleChecker+Invalid, 1021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 937 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:45,275 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [657 Valid, 1584 Invalid, 1021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 937 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:36:45,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8652 states. [2022-02-10 23:36:45,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8652 to 6416. [2022-02-10 23:36:45,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6416 states, 6414 states have (on average 2.772996570003118) internal successors, (17786), 6415 states have internal predecessors, (17786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:45,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6416 states to 6416 states and 17786 transitions. [2022-02-10 23:36:45,382 INFO L78 Accepts]: Start accepts. Automaton has 6416 states and 17786 transitions. Word has length 100 [2022-02-10 23:36:45,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:45,382 INFO L470 AbstractCegarLoop]: Abstraction has 6416 states and 17786 transitions. [2022-02-10 23:36:45,382 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:45,382 INFO L276 IsEmpty]: Start isEmpty. Operand 6416 states and 17786 transitions. [2022-02-10 23:36:45,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:45,388 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:45,388 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:45,388 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-02-10 23:36:45,388 INFO L402 AbstractCegarLoop]: === Iteration 171 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:45,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:45,388 INFO L85 PathProgramCache]: Analyzing trace with hash 1610165990, now seen corresponding path program 22 times [2022-02-10 23:36:45,388 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:45,388 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625612316] [2022-02-10 23:36:45,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:45,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:45,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:46,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:46,179 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:46,179 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625612316] [2022-02-10 23:36:46,179 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625612316] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:46,179 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:46,179 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:46,179 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807436735] [2022-02-10 23:36:46,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:46,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:46,180 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:46,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:46,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:46,180 INFO L87 Difference]: Start difference. First operand 6416 states and 17786 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:47,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:47,056 INFO L93 Difference]: Finished difference Result 7672 states and 20800 transitions. [2022-02-10 23:36:47,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:36:47,056 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:47,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:47,068 INFO L225 Difference]: With dead ends: 7672 [2022-02-10 23:36:47,068 INFO L226 Difference]: Without dead ends: 7672 [2022-02-10 23:36:47,068 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:36:47,068 INFO L934 BasicCegarLoop]: 228 mSDtfsCounter, 671 mSDsluCounter, 764 mSDsCounter, 0 mSdLazyCounter, 514 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 671 SdHoareTripleChecker+Valid, 983 SdHoareTripleChecker+Invalid, 595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 514 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:47,068 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [671 Valid, 983 Invalid, 595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 514 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 23:36:47,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7672 states. [2022-02-10 23:36:47,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7672 to 6444. [2022-02-10 23:36:47,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6444 states, 6442 states have (on average 2.7736727724309223) internal successors, (17868), 6443 states have internal predecessors, (17868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:47,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6444 states to 6444 states and 17868 transitions. [2022-02-10 23:36:47,160 INFO L78 Accepts]: Start accepts. Automaton has 6444 states and 17868 transitions. Word has length 100 [2022-02-10 23:36:47,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:47,160 INFO L470 AbstractCegarLoop]: Abstraction has 6444 states and 17868 transitions. [2022-02-10 23:36:47,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:47,160 INFO L276 IsEmpty]: Start isEmpty. Operand 6444 states and 17868 transitions. [2022-02-10 23:36:47,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:47,165 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:47,165 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:47,165 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-02-10 23:36:47,165 INFO L402 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:47,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:47,166 INFO L85 PathProgramCache]: Analyzing trace with hash 1266617836, now seen corresponding path program 23 times [2022-02-10 23:36:47,166 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:47,166 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964916913] [2022-02-10 23:36:47,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:47,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:47,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:48,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:48,259 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:48,260 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964916913] [2022-02-10 23:36:48,260 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964916913] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:48,260 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:48,260 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:48,260 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664352193] [2022-02-10 23:36:48,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:48,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:48,260 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:48,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:48,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:48,260 INFO L87 Difference]: Start difference. First operand 6444 states and 17868 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:49,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:49,226 INFO L93 Difference]: Finished difference Result 8036 states and 21796 transitions. [2022-02-10 23:36:49,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:36:49,227 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:49,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:49,239 INFO L225 Difference]: With dead ends: 8036 [2022-02-10 23:36:49,239 INFO L226 Difference]: Without dead ends: 8036 [2022-02-10 23:36:49,239 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:36:49,240 INFO L934 BasicCegarLoop]: 242 mSDtfsCounter, 629 mSDsluCounter, 786 mSDsCounter, 0 mSdLazyCounter, 545 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 629 SdHoareTripleChecker+Valid, 1016 SdHoareTripleChecker+Invalid, 617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 545 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:49,240 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [629 Valid, 1016 Invalid, 617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 545 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 23:36:49,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8036 states. [2022-02-10 23:36:49,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8036 to 6472. [2022-02-10 23:36:49,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6472 states, 6470 states have (on average 2.7743431221020094) internal successors, (17950), 6471 states have internal predecessors, (17950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:49,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6472 states to 6472 states and 17950 transitions. [2022-02-10 23:36:49,332 INFO L78 Accepts]: Start accepts. Automaton has 6472 states and 17950 transitions. Word has length 100 [2022-02-10 23:36:49,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:49,333 INFO L470 AbstractCegarLoop]: Abstraction has 6472 states and 17950 transitions. [2022-02-10 23:36:49,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:49,333 INFO L276 IsEmpty]: Start isEmpty. Operand 6472 states and 17950 transitions. [2022-02-10 23:36:49,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:49,338 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:49,338 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:49,338 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-02-10 23:36:49,338 INFO L402 AbstractCegarLoop]: === Iteration 173 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:49,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:49,338 INFO L85 PathProgramCache]: Analyzing trace with hash 1879549198, now seen corresponding path program 24 times [2022-02-10 23:36:49,338 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:49,338 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369668641] [2022-02-10 23:36:49,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:49,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:49,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:50,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:50,518 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:50,518 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369668641] [2022-02-10 23:36:50,518 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369668641] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:50,518 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:50,518 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:50,518 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797143303] [2022-02-10 23:36:50,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:50,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:50,519 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:50,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:50,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:50,519 INFO L87 Difference]: Start difference. First operand 6472 states and 17950 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:51,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:51,782 INFO L93 Difference]: Finished difference Result 7980 states and 21646 transitions. [2022-02-10 23:36:51,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:36:51,782 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:51,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:51,795 INFO L225 Difference]: With dead ends: 7980 [2022-02-10 23:36:51,795 INFO L226 Difference]: Without dead ends: 7980 [2022-02-10 23:36:51,796 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:36:51,796 INFO L934 BasicCegarLoop]: 251 mSDtfsCounter, 686 mSDsluCounter, 1062 mSDsCounter, 0 mSdLazyCounter, 759 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 686 SdHoareTripleChecker+Valid, 1301 SdHoareTripleChecker+Invalid, 829 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 759 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:51,796 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [686 Valid, 1301 Invalid, 829 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 759 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:36:51,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7980 states. [2022-02-10 23:36:51,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7980 to 6486. [2022-02-10 23:36:51,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6486 states, 6484 states have (on average 2.774676125848242) internal successors, (17991), 6485 states have internal predecessors, (17991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:51,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6486 states to 6486 states and 17991 transitions. [2022-02-10 23:36:51,893 INFO L78 Accepts]: Start accepts. Automaton has 6486 states and 17991 transitions. Word has length 100 [2022-02-10 23:36:51,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:51,893 INFO L470 AbstractCegarLoop]: Abstraction has 6486 states and 17991 transitions. [2022-02-10 23:36:51,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:51,893 INFO L276 IsEmpty]: Start isEmpty. Operand 6486 states and 17991 transitions. [2022-02-10 23:36:51,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:51,898 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:51,898 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:51,899 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-02-10 23:36:51,899 INFO L402 AbstractCegarLoop]: === Iteration 174 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:51,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:51,899 INFO L85 PathProgramCache]: Analyzing trace with hash -778540894, now seen corresponding path program 25 times [2022-02-10 23:36:51,899 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:51,899 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353518765] [2022-02-10 23:36:51,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:51,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:51,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:52,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:52,731 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:52,732 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353518765] [2022-02-10 23:36:52,732 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353518765] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:52,732 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:52,732 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:52,732 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104083766] [2022-02-10 23:36:52,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:52,732 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:52,732 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:52,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:52,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:52,732 INFO L87 Difference]: Start difference. First operand 6486 states and 17991 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:54,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:54,022 INFO L93 Difference]: Finished difference Result 7966 states and 21633 transitions. [2022-02-10 23:36:54,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:54,022 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:54,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:54,035 INFO L225 Difference]: With dead ends: 7966 [2022-02-10 23:36:54,035 INFO L226 Difference]: Without dead ends: 7966 [2022-02-10 23:36:54,035 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:54,035 INFO L934 BasicCegarLoop]: 262 mSDtfsCounter, 670 mSDsluCounter, 1061 mSDsCounter, 0 mSdLazyCounter, 748 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 670 SdHoareTripleChecker+Valid, 1312 SdHoareTripleChecker+Invalid, 835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 748 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:54,036 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [670 Valid, 1312 Invalid, 835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 748 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:36:54,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7966 states. [2022-02-10 23:36:54,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7966 to 6444. [2022-02-10 23:36:54,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6444 states, 6442 states have (on average 2.7736727724309223) internal successors, (17868), 6443 states have internal predecessors, (17868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:54,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6444 states to 6444 states and 17868 transitions. [2022-02-10 23:36:54,144 INFO L78 Accepts]: Start accepts. Automaton has 6444 states and 17868 transitions. Word has length 100 [2022-02-10 23:36:54,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:54,144 INFO L470 AbstractCegarLoop]: Abstraction has 6444 states and 17868 transitions. [2022-02-10 23:36:54,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:54,144 INFO L276 IsEmpty]: Start isEmpty. Operand 6444 states and 17868 transitions. [2022-02-10 23:36:54,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:54,150 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:54,150 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:54,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-02-10 23:36:54,150 INFO L402 AbstractCegarLoop]: === Iteration 175 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:54,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:54,150 INFO L85 PathProgramCache]: Analyzing trace with hash 1203325262, now seen corresponding path program 26 times [2022-02-10 23:36:54,150 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:54,150 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635032385] [2022-02-10 23:36:54,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:54,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:54,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:54,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:54,902 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:54,902 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635032385] [2022-02-10 23:36:54,902 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635032385] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:54,902 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:54,902 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:54,902 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272510106] [2022-02-10 23:36:54,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:54,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:54,902 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:54,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:54,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:54,903 INFO L87 Difference]: Start difference. First operand 6444 states and 17868 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:55,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:55,905 INFO L93 Difference]: Finished difference Result 7952 states and 21564 transitions. [2022-02-10 23:36:55,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:36:55,906 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:55,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:55,918 INFO L225 Difference]: With dead ends: 7952 [2022-02-10 23:36:55,918 INFO L226 Difference]: Without dead ends: 7952 [2022-02-10 23:36:55,918 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:36:55,918 INFO L934 BasicCegarLoop]: 236 mSDtfsCounter, 709 mSDsluCounter, 873 mSDsCounter, 0 mSdLazyCounter, 638 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 709 SdHoareTripleChecker+Valid, 1095 SdHoareTripleChecker+Invalid, 706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:55,918 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [709 Valid, 1095 Invalid, 706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 638 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:36:55,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7952 states. [2022-02-10 23:36:55,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7952 to 6528. [2022-02-10 23:36:56,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6528 states, 6526 states have (on average 2.775666564511186) internal successors, (18114), 6527 states have internal predecessors, (18114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:56,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6528 states to 6528 states and 18114 transitions. [2022-02-10 23:36:56,013 INFO L78 Accepts]: Start accepts. Automaton has 6528 states and 18114 transitions. Word has length 100 [2022-02-10 23:36:56,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:56,014 INFO L470 AbstractCegarLoop]: Abstraction has 6528 states and 18114 transitions. [2022-02-10 23:36:56,014 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:56,014 INFO L276 IsEmpty]: Start isEmpty. Operand 6528 states and 18114 transitions. [2022-02-10 23:36:56,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:56,019 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:56,019 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:56,019 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-02-10 23:36:56,019 INFO L402 AbstractCegarLoop]: === Iteration 176 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:56,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:56,019 INFO L85 PathProgramCache]: Analyzing trace with hash -337791464, now seen corresponding path program 27 times [2022-02-10 23:36:56,019 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:56,019 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008392001] [2022-02-10 23:36:56,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:56,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:56,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:56,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:56,895 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:56,895 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008392001] [2022-02-10 23:36:56,896 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008392001] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:56,896 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:56,896 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:56,896 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074279878] [2022-02-10 23:36:56,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:56,896 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:56,896 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:56,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:56,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:56,896 INFO L87 Difference]: Start difference. First operand 6528 states and 18114 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:58,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:58,173 INFO L93 Difference]: Finished difference Result 8232 states and 22328 transitions. [2022-02-10 23:36:58,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:36:58,173 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 [2022-02-10 23:36:58,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:58,186 INFO L225 Difference]: With dead ends: 8232 [2022-02-10 23:36:58,186 INFO L226 Difference]: Without dead ends: 8232 [2022-02-10 23:36:58,186 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:36:58,187 INFO L934 BasicCegarLoop]: 245 mSDtfsCounter, 712 mSDsluCounter, 1266 mSDsCounter, 0 mSdLazyCounter, 914 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 712 SdHoareTripleChecker+Valid, 1495 SdHoareTripleChecker+Invalid, 990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 914 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:58,187 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [712 Valid, 1495 Invalid, 990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 914 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:36:58,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8232 states. [2022-02-10 23:36:58,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8232 to 6542. [2022-02-10 23:36:58,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6542 states, 6540 states have (on average 2.775993883792049) internal successors, (18155), 6541 states have internal predecessors, (18155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:58,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6542 states to 6542 states and 18155 transitions. [2022-02-10 23:36:58,288 INFO L78 Accepts]: Start accepts. Automaton has 6542 states and 18155 transitions. Word has length 100 [2022-02-10 23:36:58,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:58,288 INFO L470 AbstractCegarLoop]: Abstraction has 6542 states and 18155 transitions. [2022-02-10 23:36:58,288 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:58,289 INFO L276 IsEmpty]: Start isEmpty. Operand 6542 states and 18155 transitions. [2022-02-10 23:36:58,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:58,294 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:58,294 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:58,294 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2022-02-10 23:36:58,294 INFO L402 AbstractCegarLoop]: === Iteration 177 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:58,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:58,295 INFO L85 PathProgramCache]: Analyzing trace with hash 1299085740, now seen corresponding path program 28 times [2022-02-10 23:36:58,295 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:58,295 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159406673] [2022-02-10 23:36:58,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:58,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:58,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:59,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:59,429 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:59,429 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159406673] [2022-02-10 23:36:59,429 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159406673] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:59,429 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:59,429 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:59,429 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762397092] [2022-02-10 23:36:59,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:59,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:59,429 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:59,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:59,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:59,429 INFO L87 Difference]: Start difference. First operand 6542 states and 18155 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:00,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:00,736 INFO L93 Difference]: Finished difference Result 8218 states and 22315 transitions. [2022-02-10 23:37:00,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:00,736 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:00,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:00,749 INFO L225 Difference]: With dead ends: 8218 [2022-02-10 23:37:00,749 INFO L226 Difference]: Without dead ends: 8218 [2022-02-10 23:37:00,749 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:00,750 INFO L934 BasicCegarLoop]: 256 mSDtfsCounter, 659 mSDsluCounter, 1224 mSDsCounter, 0 mSdLazyCounter, 862 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 659 SdHoareTripleChecker+Valid, 1467 SdHoareTripleChecker+Invalid, 944 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 862 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:00,750 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [659 Valid, 1467 Invalid, 944 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 862 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:37:00,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8218 states. [2022-02-10 23:37:00,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8218 to 6500. [2022-02-10 23:37:00,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6500 states, 6498 states have (on average 2.775007694675285) internal successors, (18032), 6499 states have internal predecessors, (18032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:00,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6500 states to 6500 states and 18032 transitions. [2022-02-10 23:37:00,844 INFO L78 Accepts]: Start accepts. Automaton has 6500 states and 18032 transitions. Word has length 100 [2022-02-10 23:37:00,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:00,844 INFO L470 AbstractCegarLoop]: Abstraction has 6500 states and 18032 transitions. [2022-02-10 23:37:00,844 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:00,844 INFO L276 IsEmpty]: Start isEmpty. Operand 6500 states and 18032 transitions. [2022-02-10 23:37:00,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:00,850 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:00,850 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:00,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2022-02-10 23:37:00,850 INFO L402 AbstractCegarLoop]: === Iteration 178 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:00,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:00,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1309910358, now seen corresponding path program 29 times [2022-02-10 23:37:00,850 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:00,850 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14075135] [2022-02-10 23:37:00,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:00,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:00,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:01,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:01,559 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:01,563 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14075135] [2022-02-10 23:37:01,563 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14075135] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:01,563 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:01,563 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:01,563 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152750149] [2022-02-10 23:37:01,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:01,564 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:01,564 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:01,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:01,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:01,564 INFO L87 Difference]: Start difference. First operand 6500 states and 18032 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:02,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:02,778 INFO L93 Difference]: Finished difference Result 8260 states and 22424 transitions. [2022-02-10 23:37:02,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:37:02,778 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:02,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:02,791 INFO L225 Difference]: With dead ends: 8260 [2022-02-10 23:37:02,791 INFO L226 Difference]: Without dead ends: 8260 [2022-02-10 23:37:02,791 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:37:02,791 INFO L934 BasicCegarLoop]: 245 mSDtfsCounter, 630 mSDsluCounter, 1224 mSDsCounter, 0 mSdLazyCounter, 851 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 630 SdHoareTripleChecker+Valid, 1455 SdHoareTripleChecker+Invalid, 916 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 851 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:02,792 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [630 Valid, 1455 Invalid, 916 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 851 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:37:02,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8260 states. [2022-02-10 23:37:02,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8260 to 6528. [2022-02-10 23:37:02,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6528 states, 6526 states have (on average 2.775666564511186) internal successors, (18114), 6527 states have internal predecessors, (18114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:02,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6528 states to 6528 states and 18114 transitions. [2022-02-10 23:37:02,895 INFO L78 Accepts]: Start accepts. Automaton has 6528 states and 18114 transitions. Word has length 100 [2022-02-10 23:37:02,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:02,895 INFO L470 AbstractCegarLoop]: Abstraction has 6528 states and 18114 transitions. [2022-02-10 23:37:02,895 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:02,896 INFO L276 IsEmpty]: Start isEmpty. Operand 6528 states and 18114 transitions. [2022-02-10 23:37:02,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:02,901 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:02,901 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:02,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2022-02-10 23:37:02,901 INFO L402 AbstractCegarLoop]: === Iteration 179 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:02,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:02,901 INFO L85 PathProgramCache]: Analyzing trace with hash -1348179734, now seen corresponding path program 30 times [2022-02-10 23:37:02,901 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:02,901 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793418522] [2022-02-10 23:37:02,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:02,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:02,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:03,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:03,836 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:03,836 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793418522] [2022-02-10 23:37:03,836 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [793418522] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:03,836 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:03,836 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:03,836 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468269414] [2022-02-10 23:37:03,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:03,836 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:03,836 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:03,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:03,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:03,836 INFO L87 Difference]: Start difference. First operand 6528 states and 18114 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:05,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:05,135 INFO L93 Difference]: Finished difference Result 8512 states and 23134 transitions. [2022-02-10 23:37:05,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:05,135 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:05,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:05,148 INFO L225 Difference]: With dead ends: 8512 [2022-02-10 23:37:05,148 INFO L226 Difference]: Without dead ends: 8512 [2022-02-10 23:37:05,149 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:05,149 INFO L934 BasicCegarLoop]: 256 mSDtfsCounter, 716 mSDsluCounter, 1176 mSDsCounter, 0 mSdLazyCounter, 864 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 716 SdHoareTripleChecker+Valid, 1417 SdHoareTripleChecker+Invalid, 947 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:05,149 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [716 Valid, 1417 Invalid, 947 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 864 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:37:05,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8512 states. [2022-02-10 23:37:05,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8512 to 6514. [2022-02-10 23:37:05,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6514 states, 6512 states have (on average 2.7753378378378377) internal successors, (18073), 6513 states have internal predecessors, (18073), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:05,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6514 states to 6514 states and 18073 transitions. [2022-02-10 23:37:05,244 INFO L78 Accepts]: Start accepts. Automaton has 6514 states and 18073 transitions. Word has length 100 [2022-02-10 23:37:05,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:05,244 INFO L470 AbstractCegarLoop]: Abstraction has 6514 states and 18073 transitions. [2022-02-10 23:37:05,244 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) [2022-02-10 23:37:05,244 INFO L276 IsEmpty]: Start isEmpty. Operand 6514 states and 18073 transitions. [2022-02-10 23:37:05,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:05,250 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:05,250 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:05,250 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2022-02-10 23:37:05,250 INFO L402 AbstractCegarLoop]: === Iteration 180 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:05,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:05,250 INFO L85 PathProgramCache]: Analyzing trace with hash 1943526414, now seen corresponding path program 31 times [2022-02-10 23:37:05,250 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:05,250 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995650310] [2022-02-10 23:37:05,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:05,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:05,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:06,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:06,620 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:06,620 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995650310] [2022-02-10 23:37:06,620 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995650310] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:06,620 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:06,620 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:06,620 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236232784] [2022-02-10 23:37:06,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:06,620 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:06,620 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:06,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:06,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:06,621 INFO L87 Difference]: Start difference. First operand 6514 states and 18073 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:08,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:08,208 INFO L93 Difference]: Finished difference Result 8484 states and 23066 transitions. [2022-02-10 23:37:08,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:08,208 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:08,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:08,221 INFO L225 Difference]: With dead ends: 8484 [2022-02-10 23:37:08,221 INFO L226 Difference]: Without dead ends: 8484 [2022-02-10 23:37:08,221 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:08,221 INFO L934 BasicCegarLoop]: 258 mSDtfsCounter, 777 mSDsluCounter, 1291 mSDsCounter, 0 mSdLazyCounter, 1028 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 777 SdHoareTripleChecker+Valid, 1534 SdHoareTripleChecker+Invalid, 1103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 1028 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:08,221 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [777 Valid, 1534 Invalid, 1103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 1028 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:37:08,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8484 states. [2022-02-10 23:37:08,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8484 to 6472. [2022-02-10 23:37:08,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6472 states, 6470 states have (on average 2.7743431221020094) internal successors, (17950), 6471 states have internal predecessors, (17950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:08,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6472 states to 6472 states and 17950 transitions. [2022-02-10 23:37:08,314 INFO L78 Accepts]: Start accepts. Automaton has 6472 states and 17950 transitions. Word has length 100 [2022-02-10 23:37:08,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:08,314 INFO L470 AbstractCegarLoop]: Abstraction has 6472 states and 17950 transitions. [2022-02-10 23:37:08,314 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) [2022-02-10 23:37:08,315 INFO L276 IsEmpty]: Start isEmpty. Operand 6472 states and 17950 transitions. [2022-02-10 23:37:08,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:08,320 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:08,320 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:08,320 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2022-02-10 23:37:08,320 INFO L402 AbstractCegarLoop]: === Iteration 181 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:08,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:08,320 INFO L85 PathProgramCache]: Analyzing trace with hash 978669624, now seen corresponding path program 32 times [2022-02-10 23:37:08,320 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:08,320 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017249342] [2022-02-10 23:37:08,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:08,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:08,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:09,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:09,053 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:09,053 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017249342] [2022-02-10 23:37:09,053 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017249342] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:09,053 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:09,053 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:09,053 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461074744] [2022-02-10 23:37:09,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:09,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:09,053 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:09,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:09,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:09,053 INFO L87 Difference]: Start difference. First operand 6472 states and 17950 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:10,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:10,044 INFO L93 Difference]: Finished difference Result 7840 states and 21250 transitions. [2022-02-10 23:37:10,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:37:10,044 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:10,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:10,056 INFO L225 Difference]: With dead ends: 7840 [2022-02-10 23:37:10,056 INFO L226 Difference]: Without dead ends: 7840 [2022-02-10 23:37:10,056 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:37:10,056 INFO L934 BasicCegarLoop]: 243 mSDtfsCounter, 724 mSDsluCounter, 794 mSDsCounter, 0 mSdLazyCounter, 602 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 724 SdHoareTripleChecker+Valid, 1027 SdHoareTripleChecker+Invalid, 684 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 602 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:10,056 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [724 Valid, 1027 Invalid, 684 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 602 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 23:37:10,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7840 states. [2022-02-10 23:37:10,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7840 to 6514. [2022-02-10 23:37:10,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6514 states, 6512 states have (on average 2.7753378378378377) internal successors, (18073), 6513 states have internal predecessors, (18073), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:10,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6514 states to 6514 states and 18073 transitions. [2022-02-10 23:37:10,143 INFO L78 Accepts]: Start accepts. Automaton has 6514 states and 18073 transitions. Word has length 100 [2022-02-10 23:37:10,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:10,143 INFO L470 AbstractCegarLoop]: Abstraction has 6514 states and 18073 transitions. [2022-02-10 23:37:10,143 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:10,143 INFO L276 IsEmpty]: Start isEmpty. Operand 6514 states and 18073 transitions. [2022-02-10 23:37:10,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:10,148 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:10,148 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:10,149 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2022-02-10 23:37:10,149 INFO L402 AbstractCegarLoop]: === Iteration 182 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:10,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:10,149 INFO L85 PathProgramCache]: Analyzing trace with hash -1679420468, now seen corresponding path program 33 times [2022-02-10 23:37:10,149 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:10,149 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085959898] [2022-02-10 23:37:10,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:10,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:10,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:10,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:10,996 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:10,996 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085959898] [2022-02-10 23:37:10,996 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085959898] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:10,996 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:10,996 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:10,996 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996998075] [2022-02-10 23:37:10,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:10,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:10,996 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:10,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:10,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:10,997 INFO L87 Difference]: Start difference. First operand 6514 states and 18073 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:12,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:12,384 INFO L93 Difference]: Finished difference Result 8092 states and 21960 transitions. [2022-02-10 23:37:12,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:12,385 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:12,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:12,397 INFO L225 Difference]: With dead ends: 8092 [2022-02-10 23:37:12,397 INFO L226 Difference]: Without dead ends: 8092 [2022-02-10 23:37:12,397 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:12,397 INFO L934 BasicCegarLoop]: 254 mSDtfsCounter, 636 mSDsluCounter, 1287 mSDsCounter, 0 mSdLazyCounter, 930 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 636 SdHoareTripleChecker+Valid, 1527 SdHoareTripleChecker+Invalid, 997 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:12,397 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [636 Valid, 1527 Invalid, 997 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 930 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:37:12,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8092 states. [2022-02-10 23:37:12,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8092 to 6500. [2022-02-10 23:37:12,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6500 states, 6498 states have (on average 2.775007694675285) internal successors, (18032), 6499 states have internal predecessors, (18032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:12,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6500 states to 6500 states and 18032 transitions. [2022-02-10 23:37:12,488 INFO L78 Accepts]: Start accepts. Automaton has 6500 states and 18032 transitions. Word has length 100 [2022-02-10 23:37:12,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:12,488 INFO L470 AbstractCegarLoop]: Abstraction has 6500 states and 18032 transitions. [2022-02-10 23:37:12,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:12,488 INFO L276 IsEmpty]: Start isEmpty. Operand 6500 states and 18032 transitions. [2022-02-10 23:37:12,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:12,493 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:12,493 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:12,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2022-02-10 23:37:12,493 INFO L402 AbstractCegarLoop]: === Iteration 183 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:12,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:12,493 INFO L85 PathProgramCache]: Analyzing trace with hash 1612285680, now seen corresponding path program 34 times [2022-02-10 23:37:12,494 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:12,494 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251175311] [2022-02-10 23:37:12,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:12,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:12,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:13,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:13,689 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:13,689 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251175311] [2022-02-10 23:37:13,689 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251175311] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:13,689 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:13,689 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:13,689 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033964726] [2022-02-10 23:37:13,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:13,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:13,690 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:13,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:13,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:13,690 INFO L87 Difference]: Start difference. First operand 6500 states and 18032 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:15,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:15,175 INFO L93 Difference]: Finished difference Result 8344 states and 22670 transitions. [2022-02-10 23:37:15,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:15,175 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:15,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:15,188 INFO L225 Difference]: With dead ends: 8344 [2022-02-10 23:37:15,189 INFO L226 Difference]: Without dead ends: 8344 [2022-02-10 23:37:15,189 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:15,189 INFO L934 BasicCegarLoop]: 256 mSDtfsCounter, 610 mSDsluCounter, 1257 mSDsCounter, 0 mSdLazyCounter, 944 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 610 SdHoareTripleChecker+Valid, 1497 SdHoareTripleChecker+Invalid, 1030 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 944 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:15,189 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [610 Valid, 1497 Invalid, 1030 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 944 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:37:15,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8344 states. [2022-02-10 23:37:15,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8344 to 6486. [2022-02-10 23:37:15,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6486 states, 6484 states have (on average 2.774676125848242) internal successors, (17991), 6485 states have internal predecessors, (17991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:15,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6486 states to 6486 states and 17991 transitions. [2022-02-10 23:37:15,333 INFO L78 Accepts]: Start accepts. Automaton has 6486 states and 17991 transitions. Word has length 100 [2022-02-10 23:37:15,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:15,333 INFO L470 AbstractCegarLoop]: Abstraction has 6486 states and 17991 transitions. [2022-02-10 23:37:15,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:15,333 INFO L276 IsEmpty]: Start isEmpty. Operand 6486 states and 17991 transitions. [2022-02-10 23:37:15,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:15,341 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:15,341 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:15,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2022-02-10 23:37:15,341 INFO L402 AbstractCegarLoop]: === Iteration 184 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:15,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:15,341 INFO L85 PathProgramCache]: Analyzing trace with hash 51234466, now seen corresponding path program 35 times [2022-02-10 23:37:15,341 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:15,342 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501422741] [2022-02-10 23:37:15,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:15,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:15,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:16,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:16,775 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:16,775 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501422741] [2022-02-10 23:37:16,776 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501422741] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:16,776 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:16,776 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:16,776 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394799353] [2022-02-10 23:37:16,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:16,776 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:16,776 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:16,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:16,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:16,776 INFO L87 Difference]: Start difference. First operand 6486 states and 17991 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:18,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:18,230 INFO L93 Difference]: Finished difference Result 8218 states and 22315 transitions. [2022-02-10 23:37:18,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:18,231 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 [2022-02-10 23:37:18,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:18,244 INFO L225 Difference]: With dead ends: 8218 [2022-02-10 23:37:18,244 INFO L226 Difference]: Without dead ends: 8218 [2022-02-10 23:37:18,244 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:18,245 INFO L934 BasicCegarLoop]: 257 mSDtfsCounter, 702 mSDsluCounter, 1206 mSDsCounter, 0 mSdLazyCounter, 919 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 702 SdHoareTripleChecker+Valid, 1450 SdHoareTripleChecker+Invalid, 1000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:18,245 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [702 Valid, 1450 Invalid, 1000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 919 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:37:18,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8218 states. [2022-02-10 23:37:18,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8218 to 6444. [2022-02-10 23:37:18,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6444 states, 6442 states have (on average 2.7736727724309223) internal successors, (17868), 6443 states have internal predecessors, (17868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:18,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6444 states to 6444 states and 17868 transitions. [2022-02-10 23:37:18,346 INFO L78 Accepts]: Start accepts. Automaton has 6444 states and 17868 transitions. Word has length 100 [2022-02-10 23:37:18,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:18,346 INFO L470 AbstractCegarLoop]: Abstraction has 6444 states and 17868 transitions. [2022-02-10 23:37:18,346 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:18,346 INFO L276 IsEmpty]: Start isEmpty. Operand 6444 states and 17868 transitions. [2022-02-10 23:37:18,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:18,351 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:18,351 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:18,351 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2022-02-10 23:37:18,351 INFO L402 AbstractCegarLoop]: === Iteration 185 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:18,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:18,352 INFO L85 PathProgramCache]: Analyzing trace with hash -1660569404, now seen corresponding path program 1 times [2022-02-10 23:37:18,352 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:18,352 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563197111] [2022-02-10 23:37:18,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:18,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:18,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:19,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:19,661 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:19,661 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563197111] [2022-02-10 23:37:19,661 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563197111] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:19,661 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:19,661 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:19,661 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619605001] [2022-02-10 23:37:19,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:19,662 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:19,662 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:19,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:19,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:19,662 INFO L87 Difference]: Start difference. First operand 6444 states and 17868 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:21,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:21,227 INFO L93 Difference]: Finished difference Result 7368 states and 20254 transitions. [2022-02-10 23:37:21,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:21,228 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:21,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:21,240 INFO L225 Difference]: With dead ends: 7368 [2022-02-10 23:37:21,241 INFO L226 Difference]: Without dead ends: 7368 [2022-02-10 23:37:21,241 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:21,241 INFO L934 BasicCegarLoop]: 323 mSDtfsCounter, 720 mSDsluCounter, 2006 mSDsCounter, 0 mSdLazyCounter, 1398 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 720 SdHoareTripleChecker+Valid, 2214 SdHoareTripleChecker+Invalid, 1432 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 1398 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:21,241 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [720 Valid, 2214 Invalid, 1432 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 1398 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:37:21,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7368 states. [2022-02-10 23:37:21,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7368 to 6952. [2022-02-10 23:37:21,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6952 states, 6950 states have (on average 2.7827338129496404) internal successors, (19340), 6951 states have internal predecessors, (19340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:21,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6952 states to 6952 states and 19340 transitions. [2022-02-10 23:37:21,349 INFO L78 Accepts]: Start accepts. Automaton has 6952 states and 19340 transitions. Word has length 100 [2022-02-10 23:37:21,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:21,349 INFO L470 AbstractCegarLoop]: Abstraction has 6952 states and 19340 transitions. [2022-02-10 23:37:21,349 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:21,349 INFO L276 IsEmpty]: Start isEmpty. Operand 6952 states and 19340 transitions. [2022-02-10 23:37:21,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:21,355 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:21,355 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:21,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2022-02-10 23:37:21,355 INFO L402 AbstractCegarLoop]: === Iteration 186 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:21,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:21,356 INFO L85 PathProgramCache]: Analyzing trace with hash -2035593276, now seen corresponding path program 2 times [2022-02-10 23:37:21,356 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:21,356 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430184182] [2022-02-10 23:37:21,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:21,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:21,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:22,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:22,093 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:22,093 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430184182] [2022-02-10 23:37:22,093 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430184182] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:22,093 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:22,093 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:22,093 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618729962] [2022-02-10 23:37:22,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:22,093 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:22,093 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:22,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:22,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:22,093 INFO L87 Difference]: Start difference. First operand 6952 states and 19340 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:23,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:23,356 INFO L93 Difference]: Finished difference Result 8051 states and 21991 transitions. [2022-02-10 23:37:23,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:37:23,356 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:23,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:23,368 INFO L225 Difference]: With dead ends: 8051 [2022-02-10 23:37:23,368 INFO L226 Difference]: Without dead ends: 8051 [2022-02-10 23:37:23,369 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:37:23,369 INFO L934 BasicCegarLoop]: 314 mSDtfsCounter, 788 mSDsluCounter, 1346 mSDsCounter, 0 mSdLazyCounter, 1012 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 788 SdHoareTripleChecker+Valid, 1597 SdHoareTripleChecker+Invalid, 1060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 1012 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:23,369 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [788 Valid, 1597 Invalid, 1060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 1012 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:37:23,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8051 states. [2022-02-10 23:37:23,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8051 to 7036. [2022-02-10 23:37:23,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7036 states, 7034 states have (on average 2.7847597384134204) internal successors, (19588), 7035 states have internal predecessors, (19588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:23,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7036 states to 7036 states and 19588 transitions. [2022-02-10 23:37:23,468 INFO L78 Accepts]: Start accepts. Automaton has 7036 states and 19588 transitions. Word has length 100 [2022-02-10 23:37:23,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:23,469 INFO L470 AbstractCegarLoop]: Abstraction has 7036 states and 19588 transitions. [2022-02-10 23:37:23,469 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) [2022-02-10 23:37:23,469 INFO L276 IsEmpty]: Start isEmpty. Operand 7036 states and 19588 transitions. [2022-02-10 23:37:23,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:23,474 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:23,474 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:23,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2022-02-10 23:37:23,475 INFO L402 AbstractCegarLoop]: === Iteration 187 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:23,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:23,475 INFO L85 PathProgramCache]: Analyzing trace with hash 401288504, now seen corresponding path program 3 times [2022-02-10 23:37:23,475 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:23,475 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808164526] [2022-02-10 23:37:23,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:23,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:23,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:24,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:24,589 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:24,589 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808164526] [2022-02-10 23:37:24,589 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808164526] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:24,589 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:24,589 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:24,589 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94170937] [2022-02-10 23:37:24,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:24,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:24,589 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:24,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:24,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:24,590 INFO L87 Difference]: Start difference. First operand 7036 states and 19588 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:26,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:26,193 INFO L93 Difference]: Finished difference Result 8345 states and 22827 transitions. [2022-02-10 23:37:26,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:26,193 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:26,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:26,206 INFO L225 Difference]: With dead ends: 8345 [2022-02-10 23:37:26,207 INFO L226 Difference]: Without dead ends: 8345 [2022-02-10 23:37:26,207 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:26,207 INFO L934 BasicCegarLoop]: 327 mSDtfsCounter, 782 mSDsluCounter, 1965 mSDsCounter, 0 mSdLazyCounter, 1401 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 782 SdHoareTripleChecker+Valid, 2198 SdHoareTripleChecker+Invalid, 1452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 1401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:26,207 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [782 Valid, 2198 Invalid, 1452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 1401 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:37:26,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8345 states. [2022-02-10 23:37:26,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8345 to 7036. [2022-02-10 23:37:26,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7036 states, 7034 states have (on average 2.7847597384134204) internal successors, (19588), 7035 states have internal predecessors, (19588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:26,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7036 states to 7036 states and 19588 transitions. [2022-02-10 23:37:26,308 INFO L78 Accepts]: Start accepts. Automaton has 7036 states and 19588 transitions. Word has length 100 [2022-02-10 23:37:26,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:26,309 INFO L470 AbstractCegarLoop]: Abstraction has 7036 states and 19588 transitions. [2022-02-10 23:37:26,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:26,309 INFO L276 IsEmpty]: Start isEmpty. Operand 7036 states and 19588 transitions. [2022-02-10 23:37:26,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:26,315 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:26,315 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:26,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2022-02-10 23:37:26,315 INFO L402 AbstractCegarLoop]: === Iteration 188 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:26,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:26,315 INFO L85 PathProgramCache]: Analyzing trace with hash -1571634564, now seen corresponding path program 4 times [2022-02-10 23:37:26,315 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:26,315 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701976086] [2022-02-10 23:37:26,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:26,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:27,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:27,323 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:27,323 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701976086] [2022-02-10 23:37:27,323 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701976086] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:27,323 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:27,323 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:27,323 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895638298] [2022-02-10 23:37:27,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:27,323 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:27,324 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:27,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:27,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:27,324 INFO L87 Difference]: Start difference. First operand 7036 states and 19588 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:28,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:28,678 INFO L93 Difference]: Finished difference Result 8639 states and 23663 transitions. [2022-02-10 23:37:28,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:28,678 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:28,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:28,691 INFO L225 Difference]: With dead ends: 8639 [2022-02-10 23:37:28,691 INFO L226 Difference]: Without dead ends: 8639 [2022-02-10 23:37:28,691 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:28,692 INFO L934 BasicCegarLoop]: 320 mSDtfsCounter, 789 mSDsluCounter, 1297 mSDsCounter, 0 mSdLazyCounter, 982 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 789 SdHoareTripleChecker+Valid, 1555 SdHoareTripleChecker+Invalid, 1035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 982 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:28,692 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [789 Valid, 1555 Invalid, 1035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 982 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:37:28,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8639 states. [2022-02-10 23:37:28,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8639 to 7036. [2022-02-10 23:37:28,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7036 states, 7034 states have (on average 2.7847597384134204) internal successors, (19588), 7035 states have internal predecessors, (19588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:28,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7036 states to 7036 states and 19588 transitions. [2022-02-10 23:37:28,809 INFO L78 Accepts]: Start accepts. Automaton has 7036 states and 19588 transitions. Word has length 100 [2022-02-10 23:37:28,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:28,809 INFO L470 AbstractCegarLoop]: Abstraction has 7036 states and 19588 transitions. [2022-02-10 23:37:28,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:28,809 INFO L276 IsEmpty]: Start isEmpty. Operand 7036 states and 19588 transitions. [2022-02-10 23:37:28,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:28,815 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:28,815 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:28,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2022-02-10 23:37:28,815 INFO L402 AbstractCegarLoop]: === Iteration 189 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:28,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:28,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1167533070, now seen corresponding path program 5 times [2022-02-10 23:37:28,816 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:28,816 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801495821] [2022-02-10 23:37:28,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:28,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:28,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:30,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:30,052 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:30,052 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801495821] [2022-02-10 23:37:30,052 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801495821] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:30,052 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:30,052 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:30,052 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938239772] [2022-02-10 23:37:30,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:30,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:30,052 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:30,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:30,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:30,053 INFO L87 Difference]: Start difference. First operand 7036 states and 19588 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:31,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:31,438 INFO L93 Difference]: Finished difference Result 8681 states and 23755 transitions. [2022-02-10 23:37:31,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:31,438 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:31,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:31,452 INFO L225 Difference]: With dead ends: 8681 [2022-02-10 23:37:31,452 INFO L226 Difference]: Without dead ends: 8681 [2022-02-10 23:37:31,452 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:31,452 INFO L934 BasicCegarLoop]: 318 mSDtfsCounter, 670 mSDsluCounter, 1522 mSDsCounter, 0 mSdLazyCounter, 1062 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 670 SdHoareTripleChecker+Valid, 1761 SdHoareTripleChecker+Invalid, 1124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 1062 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:31,452 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [670 Valid, 1761 Invalid, 1124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 1062 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:37:31,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8681 states. [2022-02-10 23:37:31,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8681 to 7036. [2022-02-10 23:37:31,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7036 states, 7034 states have (on average 2.7847597384134204) internal successors, (19588), 7035 states have internal predecessors, (19588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:31,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7036 states to 7036 states and 19588 transitions. [2022-02-10 23:37:31,554 INFO L78 Accepts]: Start accepts. Automaton has 7036 states and 19588 transitions. Word has length 100 [2022-02-10 23:37:31,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:31,554 INFO L470 AbstractCegarLoop]: Abstraction has 7036 states and 19588 transitions. [2022-02-10 23:37:31,554 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) [2022-02-10 23:37:31,554 INFO L276 IsEmpty]: Start isEmpty. Operand 7036 states and 19588 transitions. [2022-02-10 23:37:31,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:31,559 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:31,560 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:31,560 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2022-02-10 23:37:31,560 INFO L402 AbstractCegarLoop]: === Iteration 190 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:31,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:31,560 INFO L85 PathProgramCache]: Analyzing trace with hash 67585118, now seen corresponding path program 6 times [2022-02-10 23:37:31,560 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:31,560 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426850184] [2022-02-10 23:37:31,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:31,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:31,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:32,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:32,419 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:32,419 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426850184] [2022-02-10 23:37:32,419 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426850184] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:32,419 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:32,419 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:32,419 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347531203] [2022-02-10 23:37:32,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:32,419 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:32,420 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:32,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:32,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:32,420 INFO L87 Difference]: Start difference. First operand 7036 states and 19588 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:33,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:33,702 INFO L93 Difference]: Finished difference Result 8348 states and 22844 transitions. [2022-02-10 23:37:33,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:37:33,703 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:33,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:33,716 INFO L225 Difference]: With dead ends: 8348 [2022-02-10 23:37:33,716 INFO L226 Difference]: Without dead ends: 8348 [2022-02-10 23:37:33,717 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:37:33,717 INFO L934 BasicCegarLoop]: 280 mSDtfsCounter, 629 mSDsluCounter, 1601 mSDsCounter, 0 mSdLazyCounter, 1092 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 629 SdHoareTripleChecker+Valid, 1818 SdHoareTripleChecker+Invalid, 1146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 1092 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:33,717 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [629 Valid, 1818 Invalid, 1146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 1092 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:37:33,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8348 states. [2022-02-10 23:37:33,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8348 to 7204. [2022-02-10 23:37:33,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7204 states, 7202 states have (on average 2.788669813940572) internal successors, (20084), 7203 states have internal predecessors, (20084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:33,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7204 states to 7204 states and 20084 transitions. [2022-02-10 23:37:33,880 INFO L78 Accepts]: Start accepts. Automaton has 7204 states and 20084 transitions. Word has length 100 [2022-02-10 23:37:33,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:33,880 INFO L470 AbstractCegarLoop]: Abstraction has 7204 states and 20084 transitions. [2022-02-10 23:37:33,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:33,880 INFO L276 IsEmpty]: Start isEmpty. Operand 7204 states and 20084 transitions. [2022-02-10 23:37:33,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:33,886 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:33,886 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:33,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2022-02-10 23:37:33,886 INFO L402 AbstractCegarLoop]: === Iteration 191 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:33,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:33,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1851773768, now seen corresponding path program 7 times [2022-02-10 23:37:33,889 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:33,889 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578748688] [2022-02-10 23:37:33,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:33,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:33,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:34,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:34,672 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:34,672 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578748688] [2022-02-10 23:37:34,672 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578748688] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:34,672 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:34,672 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:34,673 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872455100] [2022-02-10 23:37:34,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:34,673 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:34,673 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:34,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:34,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:34,673 INFO L87 Difference]: Start difference. First operand 7204 states and 20084 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:35,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:35,843 INFO L93 Difference]: Finished difference Result 8735 states and 23899 transitions. [2022-02-10 23:37:35,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:37:35,844 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:35,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:35,858 INFO L225 Difference]: With dead ends: 8735 [2022-02-10 23:37:35,858 INFO L226 Difference]: Without dead ends: 8735 [2022-02-10 23:37:35,858 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:37:35,858 INFO L934 BasicCegarLoop]: 292 mSDtfsCounter, 710 mSDsluCounter, 1298 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 710 SdHoareTripleChecker+Valid, 1534 SdHoareTripleChecker+Invalid, 963 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:35,859 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [710 Valid, 1534 Invalid, 963 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:37:35,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8735 states. [2022-02-10 23:37:35,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8735 to 7225. [2022-02-10 23:37:35,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7225 states, 7223 states have (on average 2.7891457843001524) internal successors, (20146), 7224 states have internal predecessors, (20146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:35,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7225 states to 7225 states and 20146 transitions. [2022-02-10 23:37:35,970 INFO L78 Accepts]: Start accepts. Automaton has 7225 states and 20146 transitions. Word has length 100 [2022-02-10 23:37:35,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:35,970 INFO L470 AbstractCegarLoop]: Abstraction has 7225 states and 20146 transitions. [2022-02-10 23:37:35,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:35,970 INFO L276 IsEmpty]: Start isEmpty. Operand 7225 states and 20146 transitions. [2022-02-10 23:37:35,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:35,976 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:35,976 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:35,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2022-02-10 23:37:35,977 INFO L402 AbstractCegarLoop]: === Iteration 192 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:35,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:35,977 INFO L85 PathProgramCache]: Analyzing trace with hash -6311748, now seen corresponding path program 8 times [2022-02-10 23:37:35,977 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:35,977 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287019632] [2022-02-10 23:37:35,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:35,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:36,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:36,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:36,978 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:36,978 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287019632] [2022-02-10 23:37:36,978 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287019632] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:36,979 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:36,979 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:36,979 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359658760] [2022-02-10 23:37:36,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:36,979 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:36,979 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:36,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:36,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:36,980 INFO L87 Difference]: Start difference. First operand 7225 states and 20146 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:38,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:38,345 INFO L93 Difference]: Finished difference Result 8663 states and 23742 transitions. [2022-02-10 23:37:38,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:38,345 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:38,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:38,359 INFO L225 Difference]: With dead ends: 8663 [2022-02-10 23:37:38,359 INFO L226 Difference]: Without dead ends: 8663 [2022-02-10 23:37:38,360 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:38,360 INFO L934 BasicCegarLoop]: 303 mSDtfsCounter, 700 mSDsluCounter, 1392 mSDsCounter, 0 mSdLazyCounter, 1000 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 700 SdHoareTripleChecker+Valid, 1637 SdHoareTripleChecker+Invalid, 1074 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1000 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:38,360 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [700 Valid, 1637 Invalid, 1074 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1000 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:37:38,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8663 states. [2022-02-10 23:37:38,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8663 to 7204. [2022-02-10 23:37:38,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7204 states, 7202 states have (on average 2.788669813940572) internal successors, (20084), 7203 states have internal predecessors, (20084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:38,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7204 states to 7204 states and 20084 transitions. [2022-02-10 23:37:38,462 INFO L78 Accepts]: Start accepts. Automaton has 7204 states and 20084 transitions. Word has length 100 [2022-02-10 23:37:38,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:38,463 INFO L470 AbstractCegarLoop]: Abstraction has 7204 states and 20084 transitions. [2022-02-10 23:37:38,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:38,463 INFO L276 IsEmpty]: Start isEmpty. Operand 7204 states and 20084 transitions. [2022-02-10 23:37:38,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:38,469 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:38,469 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:38,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2022-02-10 23:37:38,470 INFO L402 AbstractCegarLoop]: === Iteration 193 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:38,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:38,470 INFO L85 PathProgramCache]: Analyzing trace with hash -790240154, now seen corresponding path program 9 times [2022-02-10 23:37:38,470 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:38,470 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854787101] [2022-02-10 23:37:38,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:38,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:38,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:39,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:39,265 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:39,265 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854787101] [2022-02-10 23:37:39,265 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854787101] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:39,265 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:39,265 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:39,265 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276904357] [2022-02-10 23:37:39,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:39,266 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:39,266 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:39,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:39,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:39,266 INFO L87 Difference]: Start difference. First operand 7204 states and 20084 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:40,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:40,467 INFO L93 Difference]: Finished difference Result 8819 states and 24163 transitions. [2022-02-10 23:37:40,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:37:40,468 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 [2022-02-10 23:37:40,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:40,480 INFO L225 Difference]: With dead ends: 8819 [2022-02-10 23:37:40,481 INFO L226 Difference]: Without dead ends: 8819 [2022-02-10 23:37:40,481 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:37:40,481 INFO L934 BasicCegarLoop]: 291 mSDtfsCounter, 749 mSDsluCounter, 1205 mSDsCounter, 0 mSdLazyCounter, 894 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 749 SdHoareTripleChecker+Valid, 1451 SdHoareTripleChecker+Invalid, 945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 894 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:40,481 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [749 Valid, 1451 Invalid, 945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 894 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:37:40,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8819 states. [2022-02-10 23:37:40,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8819 to 7246. [2022-02-10 23:37:40,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7246 states, 7244 states have (on average 2.78961899503037) internal successors, (20208), 7245 states have internal predecessors, (20208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:40,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7246 states to 7246 states and 20208 transitions. [2022-02-10 23:37:40,577 INFO L78 Accepts]: Start accepts. Automaton has 7246 states and 20208 transitions. Word has length 100 [2022-02-10 23:37:40,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:40,577 INFO L470 AbstractCegarLoop]: Abstraction has 7246 states and 20208 transitions. [2022-02-10 23:37:40,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:40,578 INFO L276 IsEmpty]: Start isEmpty. Operand 7246 states and 20208 transitions. [2022-02-10 23:37:40,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:40,583 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:40,583 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:40,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2022-02-10 23:37:40,583 INFO L402 AbstractCegarLoop]: === Iteration 194 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:40,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:40,584 INFO L85 PathProgramCache]: Analyzing trace with hash 1646641626, now seen corresponding path program 10 times [2022-02-10 23:37:40,584 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:40,584 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238451900] [2022-02-10 23:37:40,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:40,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:40,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:41,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:41,826 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:41,827 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238451900] [2022-02-10 23:37:41,827 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238451900] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:41,827 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:41,827 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:41,827 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180559310] [2022-02-10 23:37:41,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:41,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:41,827 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:41,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:41,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:41,827 INFO L87 Difference]: Start difference. First operand 7246 states and 20208 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:43,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:43,295 INFO L93 Difference]: Finished difference Result 9113 states and 24999 transitions. [2022-02-10 23:37:43,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:43,295 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:43,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:43,309 INFO L225 Difference]: With dead ends: 9113 [2022-02-10 23:37:43,310 INFO L226 Difference]: Without dead ends: 9113 [2022-02-10 23:37:43,310 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:43,310 INFO L934 BasicCegarLoop]: 302 mSDtfsCounter, 688 mSDsluCounter, 1613 mSDsCounter, 0 mSdLazyCounter, 1156 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 688 SdHoareTripleChecker+Valid, 1851 SdHoareTripleChecker+Invalid, 1225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 1156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:43,310 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [688 Valid, 1851 Invalid, 1225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 1156 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:37:43,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9113 states. [2022-02-10 23:37:43,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9113 to 7225. [2022-02-10 23:37:43,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7225 states, 7223 states have (on average 2.7891457843001524) internal successors, (20146), 7224 states have internal predecessors, (20146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:43,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7225 states to 7225 states and 20146 transitions. [2022-02-10 23:37:43,418 INFO L78 Accepts]: Start accepts. Automaton has 7225 states and 20146 transitions. Word has length 100 [2022-02-10 23:37:43,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:43,418 INFO L470 AbstractCegarLoop]: Abstraction has 7225 states and 20146 transitions. [2022-02-10 23:37:43,418 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:43,418 INFO L276 IsEmpty]: Start isEmpty. Operand 7225 states and 20146 transitions. [2022-02-10 23:37:43,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:43,424 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:43,424 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:43,424 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2022-02-10 23:37:43,424 INFO L402 AbstractCegarLoop]: === Iteration 195 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:43,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:43,425 INFO L85 PathProgramCache]: Analyzing trace with hash -326281442, now seen corresponding path program 11 times [2022-02-10 23:37:43,425 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:43,425 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792380014] [2022-02-10 23:37:43,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:43,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:43,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:44,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:44,465 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:44,466 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792380014] [2022-02-10 23:37:44,466 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792380014] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:44,466 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:44,466 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:44,466 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371543844] [2022-02-10 23:37:44,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:44,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:44,466 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:44,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:44,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:44,466 INFO L87 Difference]: Start difference. First operand 7225 states and 20146 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:46,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:46,067 INFO L93 Difference]: Finished difference Result 8978 states and 24640 transitions. [2022-02-10 23:37:46,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:46,068 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:46,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:46,082 INFO L225 Difference]: With dead ends: 8978 [2022-02-10 23:37:46,082 INFO L226 Difference]: Without dead ends: 8978 [2022-02-10 23:37:46,082 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:46,082 INFO L934 BasicCegarLoop]: 304 mSDtfsCounter, 641 mSDsluCounter, 1671 mSDsCounter, 0 mSdLazyCounter, 1195 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 641 SdHoareTripleChecker+Valid, 1910 SdHoareTripleChecker+Invalid, 1269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:46,082 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [641 Valid, 1910 Invalid, 1269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1195 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:37:46,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8978 states. [2022-02-10 23:37:46,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8978 to 7204. [2022-02-10 23:37:46,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7204 states, 7202 states have (on average 2.788669813940572) internal successors, (20084), 7203 states have internal predecessors, (20084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:46,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7204 states to 7204 states and 20084 transitions. [2022-02-10 23:37:46,189 INFO L78 Accepts]: Start accepts. Automaton has 7204 states and 20084 transitions. Word has length 100 [2022-02-10 23:37:46,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:46,189 INFO L470 AbstractCegarLoop]: Abstraction has 7204 states and 20084 transitions. [2022-02-10 23:37:46,189 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:46,189 INFO L276 IsEmpty]: Start isEmpty. Operand 7204 states and 20084 transitions. [2022-02-10 23:37:46,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:46,195 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:46,195 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:46,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2022-02-10 23:37:46,195 INFO L402 AbstractCegarLoop]: === Iteration 196 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:46,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:46,195 INFO L85 PathProgramCache]: Analyzing trace with hash -174951566, now seen corresponding path program 12 times [2022-02-10 23:37:46,196 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:46,196 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985397652] [2022-02-10 23:37:46,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:46,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:47,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:47,022 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:47,022 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985397652] [2022-02-10 23:37:47,022 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985397652] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:47,022 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:47,022 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:47,022 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8321663] [2022-02-10 23:37:47,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:47,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:47,023 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:47,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:47,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:47,023 INFO L87 Difference]: Start difference. First operand 7204 states and 20084 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:48,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:48,250 INFO L93 Difference]: Finished difference Result 8651 states and 23667 transitions. [2022-02-10 23:37:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:37:48,251 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:48,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:48,265 INFO L225 Difference]: With dead ends: 8651 [2022-02-10 23:37:48,265 INFO L226 Difference]: Without dead ends: 8651 [2022-02-10 23:37:48,265 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:37:48,266 INFO L934 BasicCegarLoop]: 286 mSDtfsCounter, 730 mSDsluCounter, 1302 mSDsCounter, 0 mSdLazyCounter, 972 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 730 SdHoareTripleChecker+Valid, 1538 SdHoareTripleChecker+Invalid, 1035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 972 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:48,266 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [730 Valid, 1538 Invalid, 1035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 972 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:37:48,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8651 states. [2022-02-10 23:37:48,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8651 to 7267. [2022-02-10 23:37:48,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7267 states, 7265 states have (on average 2.790089470061941) internal successors, (20270), 7266 states have internal predecessors, (20270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:48,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7267 states to 7267 states and 20270 transitions. [2022-02-10 23:37:48,371 INFO L78 Accepts]: Start accepts. Automaton has 7267 states and 20270 transitions. Word has length 100 [2022-02-10 23:37:48,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:48,371 INFO L470 AbstractCegarLoop]: Abstraction has 7267 states and 20270 transitions. [2022-02-10 23:37:48,371 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:48,371 INFO L276 IsEmpty]: Start isEmpty. Operand 7267 states and 20270 transitions. [2022-02-10 23:37:48,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:48,377 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:48,377 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:48,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2022-02-10 23:37:48,378 INFO L402 AbstractCegarLoop]: === Iteration 197 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:48,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:48,378 INFO L85 PathProgramCache]: Analyzing trace with hash -2033037082, now seen corresponding path program 13 times [2022-02-10 23:37:48,378 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:48,378 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089172691] [2022-02-10 23:37:48,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:48,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:49,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:49,629 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:49,629 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089172691] [2022-02-10 23:37:49,629 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089172691] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:49,629 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:49,629 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:49,629 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287163530] [2022-02-10 23:37:49,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:49,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:49,629 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:49,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:49,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:49,630 INFO L87 Difference]: Start difference. First operand 7267 states and 20270 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:51,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:51,050 INFO L93 Difference]: Finished difference Result 8945 states and 24503 transitions. [2022-02-10 23:37:51,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:51,050 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:51,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:51,066 INFO L225 Difference]: With dead ends: 8945 [2022-02-10 23:37:51,066 INFO L226 Difference]: Without dead ends: 8945 [2022-02-10 23:37:51,066 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:51,066 INFO L934 BasicCegarLoop]: 297 mSDtfsCounter, 687 mSDsluCounter, 1462 mSDsCounter, 0 mSdLazyCounter, 1096 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 687 SdHoareTripleChecker+Valid, 1695 SdHoareTripleChecker+Invalid, 1162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 1096 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:51,067 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [687 Valid, 1695 Invalid, 1162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 1096 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:37:51,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8945 states. [2022-02-10 23:37:51,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8945 to 7246. [2022-02-10 23:37:51,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7246 states, 7244 states have (on average 2.78961899503037) internal successors, (20208), 7245 states have internal predecessors, (20208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:51,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7246 states to 7246 states and 20208 transitions. [2022-02-10 23:37:51,184 INFO L78 Accepts]: Start accepts. Automaton has 7246 states and 20208 transitions. Word has length 100 [2022-02-10 23:37:51,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:51,184 INFO L470 AbstractCegarLoop]: Abstraction has 7246 states and 20208 transitions. [2022-02-10 23:37:51,184 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:51,184 INFO L276 IsEmpty]: Start isEmpty. Operand 7246 states and 20208 transitions. [2022-02-10 23:37:51,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:51,190 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:51,190 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:51,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2022-02-10 23:37:51,191 INFO L402 AbstractCegarLoop]: === Iteration 198 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:51,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:51,191 INFO L85 PathProgramCache]: Analyzing trace with hash 289007146, now seen corresponding path program 14 times [2022-02-10 23:37:51,191 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:51,191 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516594131] [2022-02-10 23:37:51,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:51,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:51,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:52,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:52,231 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:52,231 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516594131] [2022-02-10 23:37:52,231 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516594131] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:52,231 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:52,231 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:52,231 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40124653] [2022-02-10 23:37:52,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:52,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:52,231 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:52,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:52,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:52,232 INFO L87 Difference]: Start difference. First operand 7246 states and 20208 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:53,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:53,658 INFO L93 Difference]: Finished difference Result 9239 states and 25339 transitions. [2022-02-10 23:37:53,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:53,658 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:53,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:53,675 INFO L225 Difference]: With dead ends: 9239 [2022-02-10 23:37:53,675 INFO L226 Difference]: Without dead ends: 9239 [2022-02-10 23:37:53,676 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:53,676 INFO L934 BasicCegarLoop]: 299 mSDtfsCounter, 672 mSDsluCounter, 1348 mSDsCounter, 0 mSdLazyCounter, 1016 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 672 SdHoareTripleChecker+Valid, 1600 SdHoareTripleChecker+Invalid, 1085 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 1016 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:53,676 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [672 Valid, 1600 Invalid, 1085 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 1016 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:37:53,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9239 states. [2022-02-10 23:37:53,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9239 to 7225. [2022-02-10 23:37:53,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7225 states, 7223 states have (on average 2.7891457843001524) internal successors, (20146), 7224 states have internal predecessors, (20146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:53,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7225 states to 7225 states and 20146 transitions. [2022-02-10 23:37:53,809 INFO L78 Accepts]: Start accepts. Automaton has 7225 states and 20146 transitions. Word has length 100 [2022-02-10 23:37:53,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:53,809 INFO L470 AbstractCegarLoop]: Abstraction has 7225 states and 20146 transitions. [2022-02-10 23:37:53,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:53,810 INFO L276 IsEmpty]: Start isEmpty. Operand 7225 states and 20146 transitions. [2022-02-10 23:37:53,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:53,816 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:53,816 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:53,817 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2022-02-10 23:37:53,817 INFO L402 AbstractCegarLoop]: === Iteration 199 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:53,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:53,817 INFO L85 PathProgramCache]: Analyzing trace with hash -1266792516, now seen corresponding path program 15 times [2022-02-10 23:37:53,817 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:53,817 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116322842] [2022-02-10 23:37:53,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:53,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:53,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:55,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:55,005 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:55,006 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116322842] [2022-02-10 23:37:55,006 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116322842] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:55,006 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:55,006 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:55,006 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161787705] [2022-02-10 23:37:55,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:55,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:55,006 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:55,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:55,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:55,006 INFO L87 Difference]: Start difference. First operand 7225 states and 20146 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:56,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:56,569 INFO L93 Difference]: Finished difference Result 8957 states and 24546 transitions. [2022-02-10 23:37:56,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:56,569 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:56,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:56,585 INFO L225 Difference]: With dead ends: 8957 [2022-02-10 23:37:56,585 INFO L226 Difference]: Without dead ends: 8957 [2022-02-10 23:37:56,585 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:56,586 INFO L934 BasicCegarLoop]: 300 mSDtfsCounter, 643 mSDsluCounter, 1611 mSDsCounter, 0 mSdLazyCounter, 1172 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 643 SdHoareTripleChecker+Valid, 1846 SdHoareTripleChecker+Invalid, 1248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 1172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:56,586 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [643 Valid, 1846 Invalid, 1248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 1172 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:37:56,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8957 states. [2022-02-10 23:37:56,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8957 to 7204. [2022-02-10 23:37:56,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7204 states, 7202 states have (on average 2.788669813940572) internal successors, (20084), 7203 states have internal predecessors, (20084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:56,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7204 states to 7204 states and 20084 transitions. [2022-02-10 23:37:56,693 INFO L78 Accepts]: Start accepts. Automaton has 7204 states and 20084 transitions. Word has length 100 [2022-02-10 23:37:56,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:56,694 INFO L470 AbstractCegarLoop]: Abstraction has 7204 states and 20084 transitions. [2022-02-10 23:37:56,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:56,694 INFO L276 IsEmpty]: Start isEmpty. Operand 7204 states and 20084 transitions. [2022-02-10 23:37:56,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:56,700 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:56,700 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:56,700 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2022-02-10 23:37:56,700 INFO L402 AbstractCegarLoop]: === Iteration 200 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:56,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:56,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1958717342, now seen corresponding path program 16 times [2022-02-10 23:37:56,700 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:56,701 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479235090] [2022-02-10 23:37:56,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:56,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:56,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:57,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:57,510 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:57,510 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479235090] [2022-02-10 23:37:57,510 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479235090] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:57,511 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:57,511 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:57,511 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327210518] [2022-02-10 23:37:57,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:57,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:57,511 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:57,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:57,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:57,511 INFO L87 Difference]: Start difference. First operand 7204 states and 20084 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:58,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:58,743 INFO L93 Difference]: Finished difference Result 9374 states and 25730 transitions. [2022-02-10 23:37:58,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:37:58,744 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 [2022-02-10 23:37:58,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:58,758 INFO L225 Difference]: With dead ends: 9374 [2022-02-10 23:37:58,758 INFO L226 Difference]: Without dead ends: 9374 [2022-02-10 23:37:58,759 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:37:58,759 INFO L934 BasicCegarLoop]: 259 mSDtfsCounter, 612 mSDsluCounter, 1288 mSDsCounter, 0 mSdLazyCounter, 904 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 612 SdHoareTripleChecker+Valid, 1507 SdHoareTripleChecker+Invalid, 969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 904 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:58,759 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [612 Valid, 1507 Invalid, 969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 904 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:37:58,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9374 states. [2022-02-10 23:37:58,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9374 to 7330. [2022-02-10 23:37:58,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:58,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-02-10 23:37:58,864 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-02-10 23:37:58,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:58,864 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-02-10 23:37:58,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:58,864 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-02-10 23:37:58,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:58,870 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:58,870 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:58,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2022-02-10 23:37:58,870 INFO L402 AbstractCegarLoop]: === Iteration 201 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:58,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:58,871 INFO L85 PathProgramCache]: Analyzing trace with hash -552061304, now seen corresponding path program 17 times [2022-02-10 23:37:58,871 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:58,871 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115523149] [2022-02-10 23:37:58,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:58,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:58,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:59,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:59,662 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:59,662 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115523149] [2022-02-10 23:37:59,662 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115523149] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:59,662 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:59,662 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:59,662 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245860812] [2022-02-10 23:37:59,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:59,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:59,663 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:59,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:59,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:59,663 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:00,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:00,768 INFO L93 Difference]: Finished difference Result 9761 states and 26785 transitions. [2022-02-10 23:38:00,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:38:00,772 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:00,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:00,787 INFO L225 Difference]: With dead ends: 9761 [2022-02-10 23:38:00,787 INFO L226 Difference]: Without dead ends: 9761 [2022-02-10 23:38:00,787 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:38:00,787 INFO L934 BasicCegarLoop]: 268 mSDtfsCounter, 750 mSDsluCounter, 932 mSDsCounter, 0 mSdLazyCounter, 702 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 750 SdHoareTripleChecker+Valid, 1173 SdHoareTripleChecker+Invalid, 790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:00,788 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [750 Valid, 1173 Invalid, 790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 702 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:38:00,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9761 states. [2022-02-10 23:38:00,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9761 to 7351. [2022-02-10 23:38:00,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:00,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-02-10 23:38:00,908 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-02-10 23:38:00,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:00,908 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-02-10 23:38:00,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:00,909 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-02-10 23:38:00,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:00,915 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:00,915 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:00,915 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2022-02-10 23:38:00,915 INFO L402 AbstractCegarLoop]: === Iteration 202 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:00,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:00,915 INFO L85 PathProgramCache]: Analyzing trace with hash 1884820476, now seen corresponding path program 18 times [2022-02-10 23:38:00,915 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:00,916 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525952952] [2022-02-10 23:38:00,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:00,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:00,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:01,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:01,835 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:01,835 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525952952] [2022-02-10 23:38:01,835 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525952952] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:01,835 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:01,835 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:01,835 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266740977] [2022-02-10 23:38:01,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:01,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:01,835 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:01,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:01,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:01,836 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:03,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:03,425 INFO L93 Difference]: Finished difference Result 9689 states and 26628 transitions. [2022-02-10 23:38:03,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:03,425 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:03,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:03,442 INFO L225 Difference]: With dead ends: 9689 [2022-02-10 23:38:03,442 INFO L226 Difference]: Without dead ends: 9689 [2022-02-10 23:38:03,442 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:03,442 INFO L934 BasicCegarLoop]: 279 mSDtfsCounter, 755 mSDsluCounter, 1425 mSDsCounter, 0 mSdLazyCounter, 1109 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 755 SdHoareTripleChecker+Valid, 1658 SdHoareTripleChecker+Invalid, 1173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 1109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:03,442 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [755 Valid, 1658 Invalid, 1173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 1109 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:38:03,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9689 states. [2022-02-10 23:38:03,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9689 to 7288. [2022-02-10 23:38:03,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:03,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-02-10 23:38:03,558 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-02-10 23:38:03,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:03,558 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-02-10 23:38:03,558 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:03,558 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-02-10 23:38:03,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:03,564 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:03,564 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:03,564 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2022-02-10 23:38:03,564 INFO L402 AbstractCegarLoop]: === Iteration 203 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:03,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:03,564 INFO L85 PathProgramCache]: Analyzing trace with hash 1100892070, now seen corresponding path program 19 times [2022-02-10 23:38:03,564 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:03,564 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914584330] [2022-02-10 23:38:03,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:03,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:03,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:04,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:04,459 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:04,459 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914584330] [2022-02-10 23:38:04,459 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914584330] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:04,459 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:04,459 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:04,459 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237080763] [2022-02-10 23:38:04,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:04,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:04,460 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:04,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:04,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:04,460 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:05,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:05,752 INFO L93 Difference]: Finished difference Result 9497 states and 26117 transitions. [2022-02-10 23:38:05,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:38:05,752 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:05,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:05,768 INFO L225 Difference]: With dead ends: 9497 [2022-02-10 23:38:05,768 INFO L226 Difference]: Without dead ends: 9497 [2022-02-10 23:38:05,768 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:38:05,768 INFO L934 BasicCegarLoop]: 275 mSDtfsCounter, 594 mSDsluCounter, 1305 mSDsCounter, 0 mSdLazyCounter, 897 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 1543 SdHoareTripleChecker+Invalid, 972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 897 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:05,768 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [594 Valid, 1543 Invalid, 972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 897 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:38:05,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9497 states. [2022-02-10 23:38:05,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9497 to 7330. [2022-02-10 23:38:05,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:05,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-02-10 23:38:05,879 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-02-10 23:38:05,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:05,879 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-02-10 23:38:05,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:05,879 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-02-10 23:38:05,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:05,885 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:05,885 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:05,885 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2022-02-10 23:38:05,886 INFO L402 AbstractCegarLoop]: === Iteration 204 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:05,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:05,886 INFO L85 PathProgramCache]: Analyzing trace with hash -757193446, now seen corresponding path program 20 times [2022-02-10 23:38:05,886 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:05,886 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791666228] [2022-02-10 23:38:05,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:05,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:05,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:07,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:07,211 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:07,211 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791666228] [2022-02-10 23:38:07,212 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791666228] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:07,212 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:07,212 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:07,212 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540141859] [2022-02-10 23:38:07,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:07,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:07,212 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:07,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:07,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:07,212 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:08,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:08,657 INFO L93 Difference]: Finished difference Result 9791 states and 26953 transitions. [2022-02-10 23:38:08,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:08,658 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:08,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:08,675 INFO L225 Difference]: With dead ends: 9791 [2022-02-10 23:38:08,675 INFO L226 Difference]: Without dead ends: 9791 [2022-02-10 23:38:08,676 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:08,676 INFO L934 BasicCegarLoop]: 286 mSDtfsCounter, 660 mSDsluCounter, 1313 mSDsCounter, 0 mSdLazyCounter, 961 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 660 SdHoareTripleChecker+Valid, 1560 SdHoareTripleChecker+Invalid, 1047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 961 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:08,676 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [660 Valid, 1560 Invalid, 1047 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 961 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:38:08,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9791 states. [2022-02-10 23:38:08,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9791 to 7309. [2022-02-10 23:38:08,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7309 states, 7307 states have (on average 2.791022307376488) internal successors, (20394), 7308 states have internal predecessors, (20394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:08,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 20394 transitions. [2022-02-10 23:38:08,856 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 20394 transitions. Word has length 100 [2022-02-10 23:38:08,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:08,856 INFO L470 AbstractCegarLoop]: Abstraction has 7309 states and 20394 transitions. [2022-02-10 23:38:08,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:08,856 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 20394 transitions. [2022-02-10 23:38:08,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:08,862 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:08,862 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:08,862 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2022-02-10 23:38:08,862 INFO L402 AbstractCegarLoop]: === Iteration 205 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:08,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:08,865 INFO L85 PathProgramCache]: Analyzing trace with hash 1564850782, now seen corresponding path program 21 times [2022-02-10 23:38:08,865 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:08,865 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026606159] [2022-02-10 23:38:08,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:08,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:08,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:09,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:09,887 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:09,887 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026606159] [2022-02-10 23:38:09,887 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026606159] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:09,887 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:09,887 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:09,887 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070931807] [2022-02-10 23:38:09,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:09,887 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:09,887 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:09,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:09,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:09,888 INFO L87 Difference]: Start difference. First operand 7309 states and 20394 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:11,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:11,549 INFO L93 Difference]: Finished difference Result 9880 states and 27208 transitions. [2022-02-10 23:38:11,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:11,550 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:11,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:11,565 INFO L225 Difference]: With dead ends: 9880 [2022-02-10 23:38:11,566 INFO L226 Difference]: Without dead ends: 9880 [2022-02-10 23:38:11,566 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:11,566 INFO L934 BasicCegarLoop]: 288 mSDtfsCounter, 599 mSDsluCounter, 1505 mSDsCounter, 0 mSdLazyCounter, 1124 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 599 SdHoareTripleChecker+Valid, 1749 SdHoareTripleChecker+Invalid, 1198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:11,566 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [599 Valid, 1749 Invalid, 1198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1124 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:38:11,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9880 states. [2022-02-10 23:38:11,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9880 to 7246. [2022-02-10 23:38:11,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7246 states, 7244 states have (on average 2.78961899503037) internal successors, (20208), 7245 states have internal predecessors, (20208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:11,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7246 states to 7246 states and 20208 transitions. [2022-02-10 23:38:11,681 INFO L78 Accepts]: Start accepts. Automaton has 7246 states and 20208 transitions. Word has length 100 [2022-02-10 23:38:11,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:11,681 INFO L470 AbstractCegarLoop]: Abstraction has 7246 states and 20208 transitions. [2022-02-10 23:38:11,681 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:11,681 INFO L276 IsEmpty]: Start isEmpty. Operand 7246 states and 20208 transitions. [2022-02-10 23:38:11,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:11,687 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:11,687 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:11,687 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2022-02-10 23:38:11,687 INFO L402 AbstractCegarLoop]: === Iteration 206 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:11,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:11,687 INFO L85 PathProgramCache]: Analyzing trace with hash -1115409186, now seen corresponding path program 22 times [2022-02-10 23:38:11,688 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:11,688 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573767786] [2022-02-10 23:38:11,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:11,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:11,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:12,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:12,488 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:12,488 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573767786] [2022-02-10 23:38:12,488 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573767786] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:12,488 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:12,488 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:12,488 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317806574] [2022-02-10 23:38:12,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:12,489 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:12,489 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:12,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:12,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:12,489 INFO L87 Difference]: Start difference. First operand 7246 states and 20208 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:13,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:13,587 INFO L93 Difference]: Finished difference Result 8690 states and 23806 transitions. [2022-02-10 23:38:13,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:38:13,588 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:13,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:13,601 INFO L225 Difference]: With dead ends: 8690 [2022-02-10 23:38:13,601 INFO L226 Difference]: Without dead ends: 8690 [2022-02-10 23:38:13,602 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:38:13,602 INFO L934 BasicCegarLoop]: 254 mSDtfsCounter, 753 mSDsluCounter, 1063 mSDsCounter, 0 mSdLazyCounter, 775 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 753 SdHoareTripleChecker+Valid, 1280 SdHoareTripleChecker+Invalid, 840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 775 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:13,602 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [753 Valid, 1280 Invalid, 840 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 775 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:38:13,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8690 states. [2022-02-10 23:38:13,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8690 to 7288. [2022-02-10 23:38:13,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:13,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-02-10 23:38:13,707 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-02-10 23:38:13,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:13,707 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-02-10 23:38:13,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:13,707 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-02-10 23:38:13,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:13,715 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:13,715 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:13,716 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2022-02-10 23:38:13,716 INFO L402 AbstractCegarLoop]: === Iteration 207 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:13,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:13,716 INFO L85 PathProgramCache]: Analyzing trace with hash -1296159228, now seen corresponding path program 23 times [2022-02-10 23:38:13,716 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:13,716 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552375956] [2022-02-10 23:38:13,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:13,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:13,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:14,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:14,616 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:14,616 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552375956] [2022-02-10 23:38:14,616 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552375956] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:14,616 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:14,616 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:14,617 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949494903] [2022-02-10 23:38:14,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:14,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:14,617 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:14,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:14,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:14,617 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:15,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:15,913 INFO L93 Difference]: Finished difference Result 9206 states and 25218 transitions. [2022-02-10 23:38:15,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:38:15,913 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:15,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:15,928 INFO L225 Difference]: With dead ends: 9206 [2022-02-10 23:38:15,928 INFO L226 Difference]: Without dead ends: 9206 [2022-02-10 23:38:15,928 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:38:15,928 INFO L934 BasicCegarLoop]: 268 mSDtfsCounter, 628 mSDsluCounter, 1364 mSDsCounter, 0 mSdLazyCounter, 929 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 628 SdHoareTripleChecker+Valid, 1593 SdHoareTripleChecker+Invalid, 1001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 929 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:15,928 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [628 Valid, 1593 Invalid, 1001 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 929 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:38:15,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9206 states. [2022-02-10 23:38:16,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9206 to 7330. [2022-02-10 23:38:16,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:16,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-02-10 23:38:16,038 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-02-10 23:38:16,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:16,038 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-02-10 23:38:16,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:16,039 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-02-10 23:38:16,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:16,045 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:16,045 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:16,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2022-02-10 23:38:16,045 INFO L402 AbstractCegarLoop]: === Iteration 208 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:16,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:16,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1647638234, now seen corresponding path program 24 times [2022-02-10 23:38:16,045 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:16,045 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981457881] [2022-02-10 23:38:16,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:16,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:16,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:17,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:17,298 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:17,298 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981457881] [2022-02-10 23:38:17,298 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981457881] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:17,298 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:17,298 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:17,298 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874368246] [2022-02-10 23:38:17,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:17,298 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:17,298 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:17,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:17,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:17,299 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:18,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:18,705 INFO L93 Difference]: Finished difference Result 9119 states and 24985 transitions. [2022-02-10 23:38:18,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:38:18,706 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:18,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:18,721 INFO L225 Difference]: With dead ends: 9119 [2022-02-10 23:38:18,721 INFO L226 Difference]: Without dead ends: 9119 [2022-02-10 23:38:18,721 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:38:18,721 INFO L934 BasicCegarLoop]: 277 mSDtfsCounter, 650 mSDsluCounter, 1378 mSDsCounter, 0 mSdLazyCounter, 978 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 650 SdHoareTripleChecker+Valid, 1613 SdHoareTripleChecker+Invalid, 1045 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 978 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:18,721 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [650 Valid, 1613 Invalid, 1045 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 978 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:38:18,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9119 states. [2022-02-10 23:38:18,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9119 to 7351. [2022-02-10 23:38:18,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:18,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-02-10 23:38:18,828 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-02-10 23:38:18,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:18,828 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-02-10 23:38:18,828 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:18,828 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-02-10 23:38:18,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:18,834 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:18,834 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:18,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2022-02-10 23:38:18,834 INFO L402 AbstractCegarLoop]: === Iteration 209 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:18,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:18,834 INFO L85 PathProgramCache]: Analyzing trace with hash 789243546, now seen corresponding path program 25 times [2022-02-10 23:38:18,835 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:18,835 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183063451] [2022-02-10 23:38:18,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:18,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:18,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:19,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:19,742 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:19,743 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183063451] [2022-02-10 23:38:19,743 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183063451] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:19,743 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:19,743 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:19,743 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343414986] [2022-02-10 23:38:19,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:19,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:19,743 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:19,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:19,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:19,743 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:21,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:21,373 INFO L93 Difference]: Finished difference Result 9047 states and 24828 transitions. [2022-02-10 23:38:21,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:21,373 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:21,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:21,388 INFO L225 Difference]: With dead ends: 9047 [2022-02-10 23:38:21,388 INFO L226 Difference]: Without dead ends: 9047 [2022-02-10 23:38:21,388 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:21,389 INFO L934 BasicCegarLoop]: 288 mSDtfsCounter, 655 mSDsluCounter, 1515 mSDsCounter, 0 mSdLazyCounter, 1122 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 655 SdHoareTripleChecker+Valid, 1759 SdHoareTripleChecker+Invalid, 1192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 1122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:21,389 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [655 Valid, 1759 Invalid, 1192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 1122 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:38:21,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9047 states. [2022-02-10 23:38:21,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9047 to 7288. [2022-02-10 23:38:21,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:21,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-02-10 23:38:21,496 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-02-10 23:38:21,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:21,496 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-02-10 23:38:21,496 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:21,496 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-02-10 23:38:21,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:21,502 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:21,502 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:21,502 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2022-02-10 23:38:21,503 INFO L402 AbstractCegarLoop]: === Iteration 210 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:21,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:21,503 INFO L85 PathProgramCache]: Analyzing trace with hash 1390535014, now seen corresponding path program 26 times [2022-02-10 23:38:21,503 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:21,503 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136393541] [2022-02-10 23:38:21,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:21,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:22,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:22,262 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:22,262 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136393541] [2022-02-10 23:38:22,262 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136393541] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:22,262 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:22,262 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:22,262 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411670219] [2022-02-10 23:38:22,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:22,263 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:22,263 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:22,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:22,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:22,263 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:23,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:23,501 INFO L93 Difference]: Finished difference Result 9122 states and 24986 transitions. [2022-02-10 23:38:23,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:38:23,502 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:23,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:23,516 INFO L225 Difference]: With dead ends: 9122 [2022-02-10 23:38:23,517 INFO L226 Difference]: Without dead ends: 9122 [2022-02-10 23:38:23,517 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:38:23,517 INFO L934 BasicCegarLoop]: 262 mSDtfsCounter, 586 mSDsluCounter, 1465 mSDsCounter, 0 mSdLazyCounter, 1000 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 586 SdHoareTripleChecker+Valid, 1682 SdHoareTripleChecker+Invalid, 1057 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 1000 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:23,517 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [586 Valid, 1682 Invalid, 1057 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 1000 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:38:23,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9122 states. [2022-02-10 23:38:23,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9122 to 7414. [2022-02-10 23:38:23,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7414 states, 7412 states have (on average 2.7933081489476526) internal successors, (20704), 7413 states have internal predecessors, (20704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:23,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7414 states to 7414 states and 20704 transitions. [2022-02-10 23:38:23,624 INFO L78 Accepts]: Start accepts. Automaton has 7414 states and 20704 transitions. Word has length 100 [2022-02-10 23:38:23,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:23,624 INFO L470 AbstractCegarLoop]: Abstraction has 7414 states and 20704 transitions. [2022-02-10 23:38:23,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:23,625 INFO L276 IsEmpty]: Start isEmpty. Operand 7414 states and 20704 transitions. [2022-02-10 23:38:23,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:23,631 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:23,631 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:23,631 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2022-02-10 23:38:23,631 INFO L402 AbstractCegarLoop]: === Iteration 211 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:23,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:23,631 INFO L85 PathProgramCache]: Analyzing trace with hash -1120243632, now seen corresponding path program 27 times [2022-02-10 23:38:23,631 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:23,631 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363773830] [2022-02-10 23:38:23,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:23,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:23,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:24,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:24,532 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:24,532 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363773830] [2022-02-10 23:38:24,532 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [363773830] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:24,532 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:24,532 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:24,532 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409018733] [2022-02-10 23:38:24,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:24,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:24,532 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:24,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:24,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:24,533 INFO L87 Difference]: Start difference. First operand 7414 states and 20704 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:25,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:25,887 INFO L93 Difference]: Finished difference Result 9509 states and 26041 transitions. [2022-02-10 23:38:25,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:38:25,888 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:25,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:25,903 INFO L225 Difference]: With dead ends: 9509 [2022-02-10 23:38:25,903 INFO L226 Difference]: Without dead ends: 9509 [2022-02-10 23:38:25,903 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:38:25,904 INFO L934 BasicCegarLoop]: 271 mSDtfsCounter, 621 mSDsluCounter, 1381 mSDsCounter, 0 mSdLazyCounter, 995 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 621 SdHoareTripleChecker+Valid, 1611 SdHoareTripleChecker+Invalid, 1073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 995 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:25,904 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [621 Valid, 1611 Invalid, 1073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 995 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:38:25,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9509 states. [2022-02-10 23:38:26,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9509 to 7435. [2022-02-10 23:38:26,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7435 states, 7433 states have (on average 2.7937575676039286) internal successors, (20766), 7434 states have internal predecessors, (20766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:26,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7435 states to 7435 states and 20766 transitions. [2022-02-10 23:38:26,023 INFO L78 Accepts]: Start accepts. Automaton has 7435 states and 20766 transitions. Word has length 100 [2022-02-10 23:38:26,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:26,023 INFO L470 AbstractCegarLoop]: Abstraction has 7435 states and 20766 transitions. [2022-02-10 23:38:26,023 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:26,023 INFO L276 IsEmpty]: Start isEmpty. Operand 7435 states and 20766 transitions. [2022-02-10 23:38:26,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:26,030 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:26,030 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:26,030 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2022-02-10 23:38:26,030 INFO L402 AbstractCegarLoop]: === Iteration 212 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:26,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:26,030 INFO L85 PathProgramCache]: Analyzing trace with hash 1316638148, now seen corresponding path program 28 times [2022-02-10 23:38:26,030 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:26,030 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213684939] [2022-02-10 23:38:26,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:26,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:26,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:27,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:27,085 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:27,085 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213684939] [2022-02-10 23:38:27,085 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213684939] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:27,085 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:27,086 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:27,086 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242027286] [2022-02-10 23:38:27,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:27,086 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:27,086 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:27,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:27,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:27,086 INFO L87 Difference]: Start difference. First operand 7435 states and 20766 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:28,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:28,481 INFO L93 Difference]: Finished difference Result 9437 states and 25884 transitions. [2022-02-10 23:38:28,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:28,481 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:28,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:28,497 INFO L225 Difference]: With dead ends: 9437 [2022-02-10 23:38:28,497 INFO L226 Difference]: Without dead ends: 9437 [2022-02-10 23:38:28,497 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:28,497 INFO L934 BasicCegarLoop]: 282 mSDtfsCounter, 649 mSDsluCounter, 1379 mSDsCounter, 0 mSdLazyCounter, 1001 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 649 SdHoareTripleChecker+Valid, 1618 SdHoareTripleChecker+Invalid, 1073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 1001 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:28,497 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [649 Valid, 1618 Invalid, 1073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 1001 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:38:28,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9437 states. [2022-02-10 23:38:28,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9437 to 7372. [2022-02-10 23:38:28,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:28,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-02-10 23:38:28,610 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-02-10 23:38:28,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:28,610 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-02-10 23:38:28,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:28,610 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-02-10 23:38:28,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:28,616 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:28,616 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:28,616 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2022-02-10 23:38:28,616 INFO L402 AbstractCegarLoop]: === Iteration 213 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:28,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:28,617 INFO L85 PathProgramCache]: Analyzing trace with hash 532709742, now seen corresponding path program 29 times [2022-02-10 23:38:28,617 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:28,617 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622854765] [2022-02-10 23:38:28,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:28,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:28,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:29,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:29,347 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:29,347 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622854765] [2022-02-10 23:38:29,347 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622854765] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:29,347 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:29,347 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:29,347 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494418393] [2022-02-10 23:38:29,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:29,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:29,348 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:29,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:29,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:29,348 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:30,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:30,705 INFO L93 Difference]: Finished difference Result 9593 states and 26305 transitions. [2022-02-10 23:38:30,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:38:30,705 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 [2022-02-10 23:38:30,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:30,720 INFO L225 Difference]: With dead ends: 9593 [2022-02-10 23:38:30,720 INFO L226 Difference]: Without dead ends: 9593 [2022-02-10 23:38:30,720 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:38:30,720 INFO L934 BasicCegarLoop]: 271 mSDtfsCounter, 585 mSDsluCounter, 1487 mSDsCounter, 0 mSdLazyCounter, 1067 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 585 SdHoareTripleChecker+Valid, 1715 SdHoareTripleChecker+Invalid, 1136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 1067 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:30,720 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [585 Valid, 1715 Invalid, 1136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 1067 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:38:30,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9593 states. [2022-02-10 23:38:30,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9593 to 7414. [2022-02-10 23:38:30,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7414 states, 7412 states have (on average 2.7933081489476526) internal successors, (20704), 7413 states have internal predecessors, (20704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:30,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7414 states to 7414 states and 20704 transitions. [2022-02-10 23:38:30,834 INFO L78 Accepts]: Start accepts. Automaton has 7414 states and 20704 transitions. Word has length 100 [2022-02-10 23:38:30,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:30,834 INFO L470 AbstractCegarLoop]: Abstraction has 7414 states and 20704 transitions. [2022-02-10 23:38:30,834 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:30,834 INFO L276 IsEmpty]: Start isEmpty. Operand 7414 states and 20704 transitions. [2022-02-10 23:38:30,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:30,840 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:30,840 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:30,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2022-02-10 23:38:30,840 INFO L402 AbstractCegarLoop]: === Iteration 214 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:30,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:30,841 INFO L85 PathProgramCache]: Analyzing trace with hash -1325375774, now seen corresponding path program 30 times [2022-02-10 23:38:30,841 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:30,841 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589883262] [2022-02-10 23:38:30,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:30,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:30,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:31,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:31,905 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:31,905 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589883262] [2022-02-10 23:38:31,906 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589883262] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:31,906 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:31,906 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:31,906 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249070442] [2022-02-10 23:38:31,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:31,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:31,906 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:31,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:31,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:31,906 INFO L87 Difference]: Start difference. First operand 7414 states and 20704 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:33,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:33,274 INFO L93 Difference]: Finished difference Result 9887 states and 27141 transitions. [2022-02-10 23:38:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:33,275 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 [2022-02-10 23:38:33,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:33,291 INFO L225 Difference]: With dead ends: 9887 [2022-02-10 23:38:33,291 INFO L226 Difference]: Without dead ends: 9887 [2022-02-10 23:38:33,291 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:33,291 INFO L934 BasicCegarLoop]: 282 mSDtfsCounter, 654 mSDsluCounter, 1101 mSDsCounter, 0 mSdLazyCounter, 865 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 654 SdHoareTripleChecker+Valid, 1354 SdHoareTripleChecker+Invalid, 955 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:33,291 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [654 Valid, 1354 Invalid, 955 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 865 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:38:33,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9887 states. [2022-02-10 23:38:33,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9887 to 7393. [2022-02-10 23:38:33,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:33,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-02-10 23:38:33,410 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-02-10 23:38:33,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:33,410 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-02-10 23:38:33,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:33,410 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-02-10 23:38:33,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:33,416 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:33,416 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:33,416 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2022-02-10 23:38:33,417 INFO L402 AbstractCegarLoop]: === Iteration 215 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:33,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:33,417 INFO L85 PathProgramCache]: Analyzing trace with hash 996668454, now seen corresponding path program 31 times [2022-02-10 23:38:33,417 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:33,417 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232254557] [2022-02-10 23:38:33,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:33,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:33,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:34,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:34,959 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:34,959 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232254557] [2022-02-10 23:38:34,959 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232254557] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:34,959 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:34,959 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:34,959 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856595724] [2022-02-10 23:38:34,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:34,960 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:34,960 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:34,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:34,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:34,960 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:36,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:36,601 INFO L93 Difference]: Finished difference Result 9752 states and 26782 transitions. [2022-02-10 23:38:36,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:36,601 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 [2022-02-10 23:38:36,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:36,617 INFO L225 Difference]: With dead ends: 9752 [2022-02-10 23:38:36,617 INFO L226 Difference]: Without dead ends: 9752 [2022-02-10 23:38:36,617 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:36,617 INFO L934 BasicCegarLoop]: 284 mSDtfsCounter, 697 mSDsluCounter, 1310 mSDsCounter, 0 mSdLazyCounter, 1050 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 697 SdHoareTripleChecker+Valid, 1559 SdHoareTripleChecker+Invalid, 1132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 1050 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:36,617 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [697 Valid, 1559 Invalid, 1132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 1050 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:38:36,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9752 states. [2022-02-10 23:38:36,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9752 to 7330. [2022-02-10 23:38:36,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:36,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-02-10 23:38:36,734 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-02-10 23:38:36,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:36,734 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-02-10 23:38:36,734 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:36,735 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-02-10 23:38:36,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:36,741 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:36,741 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:36,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2022-02-10 23:38:36,741 INFO L402 AbstractCegarLoop]: === Iteration 216 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:36,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:36,742 INFO L85 PathProgramCache]: Analyzing trace with hash 1116041296, now seen corresponding path program 32 times [2022-02-10 23:38:36,742 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:36,742 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785753900] [2022-02-10 23:38:36,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:36,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:36,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:37,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:37,421 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:37,421 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785753900] [2022-02-10 23:38:37,421 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [785753900] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:37,421 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:37,421 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:37,421 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236117215] [2022-02-10 23:38:37,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:37,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:37,421 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:37,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:37,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:37,422 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:38,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:38,721 INFO L93 Difference]: Finished difference Result 8951 states and 24505 transitions. [2022-02-10 23:38:38,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:38:38,721 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:38,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:38,737 INFO L225 Difference]: With dead ends: 8951 [2022-02-10 23:38:38,737 INFO L226 Difference]: Without dead ends: 8951 [2022-02-10 23:38:38,737 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:38:38,737 INFO L934 BasicCegarLoop]: 269 mSDtfsCounter, 689 mSDsluCounter, 1255 mSDsCounter, 0 mSdLazyCounter, 964 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 689 SdHoareTripleChecker+Valid, 1490 SdHoareTripleChecker+Invalid, 1036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 964 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:38,737 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [689 Valid, 1490 Invalid, 1036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 964 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:38:38,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8951 states. [2022-02-10 23:38:38,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8951 to 7393. [2022-02-10 23:38:38,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:38,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-02-10 23:38:38,851 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-02-10 23:38:38,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:38,851 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-02-10 23:38:38,851 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:38,851 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-02-10 23:38:38,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:38,858 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:38,858 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:38,858 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2022-02-10 23:38:38,858 INFO L402 AbstractCegarLoop]: === Iteration 217 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:38,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:38,858 INFO L85 PathProgramCache]: Analyzing trace with hash -742044220, now seen corresponding path program 33 times [2022-02-10 23:38:38,858 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:38,858 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386234760] [2022-02-10 23:38:38,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:38,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:38,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:39,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:39,872 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:39,872 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386234760] [2022-02-10 23:38:39,872 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386234760] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:39,872 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:39,872 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:39,872 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885542863] [2022-02-10 23:38:39,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:39,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:39,872 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:39,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:39,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:39,873 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:41,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:41,394 INFO L93 Difference]: Finished difference Result 9245 states and 25341 transitions. [2022-02-10 23:38:41,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:41,394 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:41,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:41,410 INFO L225 Difference]: With dead ends: 9245 [2022-02-10 23:38:41,410 INFO L226 Difference]: Without dead ends: 9245 [2022-02-10 23:38:41,410 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:41,410 INFO L934 BasicCegarLoop]: 280 mSDtfsCounter, 728 mSDsluCounter, 1264 mSDsCounter, 0 mSdLazyCounter, 993 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 728 SdHoareTripleChecker+Valid, 1510 SdHoareTripleChecker+Invalid, 1067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 993 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:41,410 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [728 Valid, 1510 Invalid, 1067 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 993 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:38:41,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9245 states. [2022-02-10 23:38:41,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9245 to 7372. [2022-02-10 23:38:41,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:41,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-02-10 23:38:41,523 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-02-10 23:38:41,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:41,523 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-02-10 23:38:41,523 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:41,523 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-02-10 23:38:41,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:41,529 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:41,529 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:41,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2022-02-10 23:38:41,529 INFO L402 AbstractCegarLoop]: === Iteration 218 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:41,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:41,530 INFO L85 PathProgramCache]: Analyzing trace with hash 1580000008, now seen corresponding path program 34 times [2022-02-10 23:38:41,530 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:41,530 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300157164] [2022-02-10 23:38:41,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:41,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:41,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:42,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:42,797 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:42,797 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300157164] [2022-02-10 23:38:42,797 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300157164] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:42,797 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:42,798 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:42,798 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421977013] [2022-02-10 23:38:42,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:42,798 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:42,798 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:42,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:42,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:42,798 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:44,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:44,393 INFO L93 Difference]: Finished difference Result 9539 states and 26177 transitions. [2022-02-10 23:38:44,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:44,394 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:44,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:44,409 INFO L225 Difference]: With dead ends: 9539 [2022-02-10 23:38:44,410 INFO L226 Difference]: Without dead ends: 9539 [2022-02-10 23:38:44,410 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:44,410 INFO L934 BasicCegarLoop]: 282 mSDtfsCounter, 595 mSDsluCounter, 1567 mSDsCounter, 0 mSdLazyCounter, 1135 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 595 SdHoareTripleChecker+Valid, 1804 SdHoareTripleChecker+Invalid, 1221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 1135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:44,410 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [595 Valid, 1804 Invalid, 1221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 1135 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:38:44,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9539 states. [2022-02-10 23:38:44,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9539 to 7351. [2022-02-10 23:38:44,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:44,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-02-10 23:38:44,519 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-02-10 23:38:44,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:44,519 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-02-10 23:38:44,520 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:44,520 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-02-10 23:38:44,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:44,526 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:44,526 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:44,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2022-02-10 23:38:44,526 INFO L402 AbstractCegarLoop]: === Iteration 219 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:44,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:44,526 INFO L85 PathProgramCache]: Analyzing trace with hash 24200346, now seen corresponding path program 35 times [2022-02-10 23:38:44,526 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:44,526 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673328009] [2022-02-10 23:38:44,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:44,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:45,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:45,754 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:45,754 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673328009] [2022-02-10 23:38:45,754 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673328009] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:45,754 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:45,755 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:45,755 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130516605] [2022-02-10 23:38:45,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:45,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:45,755 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:45,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:45,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:45,755 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:47,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:47,380 INFO L93 Difference]: Finished difference Result 9257 states and 25384 transitions. [2022-02-10 23:38:47,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:47,381 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:47,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:47,395 INFO L225 Difference]: With dead ends: 9257 [2022-02-10 23:38:47,396 INFO L226 Difference]: Without dead ends: 9257 [2022-02-10 23:38:47,396 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:47,396 INFO L934 BasicCegarLoop]: 283 mSDtfsCounter, 627 mSDsluCounter, 1451 mSDsCounter, 0 mSdLazyCounter, 1098 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 627 SdHoareTripleChecker+Valid, 1697 SdHoareTripleChecker+Invalid, 1172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1098 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:47,396 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [627 Valid, 1697 Invalid, 1172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1098 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:38:47,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9257 states. [2022-02-10 23:38:47,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9257 to 7288. [2022-02-10 23:38:47,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:47,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-02-10 23:38:47,502 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-02-10 23:38:47,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:47,502 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-02-10 23:38:47,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:47,502 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-02-10 23:38:47,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:47,508 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:47,508 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:47,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218 [2022-02-10 23:38:47,508 INFO L402 AbstractCegarLoop]: === Iteration 220 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:47,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:47,509 INFO L85 PathProgramCache]: Analyzing trace with hash 867332674, now seen corresponding path program 36 times [2022-02-10 23:38:47,509 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:47,509 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652135639] [2022-02-10 23:38:47,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:47,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:47,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:48,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:48,232 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:48,232 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652135639] [2022-02-10 23:38:48,232 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652135639] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:48,232 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:48,232 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:48,232 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944248178] [2022-02-10 23:38:48,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:48,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:48,232 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:48,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:48,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:48,233 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:49,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:49,336 INFO L93 Difference]: Finished difference Result 8927 states and 24415 transitions. [2022-02-10 23:38:49,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:38:49,336 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:49,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:49,351 INFO L225 Difference]: With dead ends: 8927 [2022-02-10 23:38:49,351 INFO L226 Difference]: Without dead ends: 8927 [2022-02-10 23:38:49,352 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:38:49,352 INFO L934 BasicCegarLoop]: 219 mSDtfsCounter, 618 mSDsluCounter, 985 mSDsCounter, 0 mSdLazyCounter, 658 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 618 SdHoareTripleChecker+Valid, 1193 SdHoareTripleChecker+Invalid, 744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 658 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:49,352 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [618 Valid, 1193 Invalid, 744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 658 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:38:49,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8927 states. [2022-02-10 23:38:49,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8927 to 7393. [2022-02-10 23:38:49,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:49,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-02-10 23:38:49,459 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-02-10 23:38:49,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:49,459 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-02-10 23:38:49,460 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:49,460 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-02-10 23:38:49,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:49,466 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:49,466 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:49,466 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219 [2022-02-10 23:38:49,466 INFO L402 AbstractCegarLoop]: === Iteration 221 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:49,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:49,466 INFO L85 PathProgramCache]: Analyzing trace with hash -673784052, now seen corresponding path program 37 times [2022-02-10 23:38:49,467 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:49,467 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986656861] [2022-02-10 23:38:49,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:49,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:49,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:50,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:50,258 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:50,258 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986656861] [2022-02-10 23:38:50,258 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986656861] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:50,258 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:50,258 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:50,259 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680497768] [2022-02-10 23:38:50,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:50,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:50,259 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:50,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:50,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:50,259 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:51,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:51,669 INFO L93 Difference]: Finished difference Result 9284 states and 25410 transitions. [2022-02-10 23:38:51,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:38:51,670 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:51,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:51,684 INFO L225 Difference]: With dead ends: 9284 [2022-02-10 23:38:51,684 INFO L226 Difference]: Without dead ends: 9284 [2022-02-10 23:38:51,685 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:38:51,685 INFO L934 BasicCegarLoop]: 228 mSDtfsCounter, 633 mSDsluCounter, 1306 mSDsCounter, 0 mSdLazyCounter, 959 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 633 SdHoareTripleChecker+Valid, 1520 SdHoareTripleChecker+Invalid, 1039 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:51,685 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [633 Valid, 1520 Invalid, 1039 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 959 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:38:51,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9284 states. [2022-02-10 23:38:51,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9284 to 7414. [2022-02-10 23:38:51,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7414 states, 7412 states have (on average 2.7933081489476526) internal successors, (20704), 7413 states have internal predecessors, (20704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:51,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7414 states to 7414 states and 20704 transitions. [2022-02-10 23:38:51,793 INFO L78 Accepts]: Start accepts. Automaton has 7414 states and 20704 transitions. Word has length 100 [2022-02-10 23:38:51,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:51,793 INFO L470 AbstractCegarLoop]: Abstraction has 7414 states and 20704 transitions. [2022-02-10 23:38:51,793 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:51,793 INFO L276 IsEmpty]: Start isEmpty. Operand 7414 states and 20704 transitions. [2022-02-10 23:38:51,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:51,800 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:51,800 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:51,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220 [2022-02-10 23:38:51,800 INFO L402 AbstractCegarLoop]: === Iteration 222 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:51,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:51,800 INFO L85 PathProgramCache]: Analyzing trace with hash 963093152, now seen corresponding path program 38 times [2022-02-10 23:38:51,800 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:51,800 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628073700] [2022-02-10 23:38:51,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:51,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:52,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:52,970 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:52,970 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628073700] [2022-02-10 23:38:52,970 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628073700] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:52,970 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:52,971 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:52,971 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391725225] [2022-02-10 23:38:52,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:52,971 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:52,971 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:52,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:52,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:52,971 INFO L87 Difference]: Start difference. First operand 7414 states and 20704 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:54,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:54,631 INFO L93 Difference]: Finished difference Result 9242 states and 25313 transitions. [2022-02-10 23:38:54,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:54,631 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:54,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:54,645 INFO L225 Difference]: With dead ends: 9242 [2022-02-10 23:38:54,646 INFO L226 Difference]: Without dead ends: 9242 [2022-02-10 23:38:54,646 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:54,646 INFO L934 BasicCegarLoop]: 239 mSDtfsCounter, 616 mSDsluCounter, 1521 mSDsCounter, 0 mSdLazyCounter, 1122 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 616 SdHoareTripleChecker+Valid, 1745 SdHoareTripleChecker+Invalid, 1205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:54,646 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [616 Valid, 1745 Invalid, 1205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1122 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:38:54,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9242 states. [2022-02-10 23:38:54,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9242 to 7351. [2022-02-10 23:38:54,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:54,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-02-10 23:38:54,755 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-02-10 23:38:54,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:54,755 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-02-10 23:38:54,755 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:54,755 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-02-10 23:38:54,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:54,761 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:54,761 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:54,761 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable221 [2022-02-10 23:38:54,762 INFO L402 AbstractCegarLoop]: === Iteration 223 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:54,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:54,762 INFO L85 PathProgramCache]: Analyzing trace with hash 973917770, now seen corresponding path program 39 times [2022-02-10 23:38:54,762 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:54,762 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516278963] [2022-02-10 23:38:54,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:54,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:54,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:55,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:55,519 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:55,519 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516278963] [2022-02-10 23:38:55,519 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516278963] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:55,519 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:55,519 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:55,519 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595971583] [2022-02-10 23:38:55,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:55,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:55,519 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:55,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:55,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:55,520 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:56,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:56,855 INFO L93 Difference]: Finished difference Result 9060 states and 24822 transitions. [2022-02-10 23:38:56,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:38:56,856 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:56,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:56,869 INFO L225 Difference]: With dead ends: 9060 [2022-02-10 23:38:56,870 INFO L226 Difference]: Without dead ends: 9060 [2022-02-10 23:38:56,870 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:38:56,870 INFO L934 BasicCegarLoop]: 235 mSDtfsCounter, 672 mSDsluCounter, 1092 mSDsCounter, 0 mSdLazyCounter, 812 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 672 SdHoareTripleChecker+Valid, 1316 SdHoareTripleChecker+Invalid, 902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 812 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:56,870 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [672 Valid, 1316 Invalid, 902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 812 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:38:56,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9060 states. [2022-02-10 23:38:56,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9060 to 7393. [2022-02-10 23:38:56,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:56,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-02-10 23:38:56,970 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-02-10 23:38:56,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:56,970 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-02-10 23:38:56,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:56,971 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-02-10 23:38:56,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:56,976 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:56,977 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:56,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable222 [2022-02-10 23:38:56,977 INFO L402 AbstractCegarLoop]: === Iteration 224 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:56,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:56,977 INFO L85 PathProgramCache]: Analyzing trace with hash -1684172322, now seen corresponding path program 40 times [2022-02-10 23:38:56,977 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:56,977 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148459654] [2022-02-10 23:38:56,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:56,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:57,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:57,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:57,903 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:57,903 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148459654] [2022-02-10 23:38:57,903 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148459654] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:57,903 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:57,903 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:57,903 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211680812] [2022-02-10 23:38:57,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:57,903 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:57,903 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:57,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:57,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:57,904 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:59,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:59,447 INFO L93 Difference]: Finished difference Result 9354 states and 25658 transitions. [2022-02-10 23:38:59,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:59,448 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:59,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:59,462 INFO L225 Difference]: With dead ends: 9354 [2022-02-10 23:38:59,463 INFO L226 Difference]: Without dead ends: 9354 [2022-02-10 23:38:59,463 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:59,463 INFO L934 BasicCegarLoop]: 246 mSDtfsCounter, 657 mSDsluCounter, 1286 mSDsCounter, 0 mSdLazyCounter, 938 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 657 SdHoareTripleChecker+Valid, 1520 SdHoareTripleChecker+Invalid, 1038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 938 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:59,463 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [657 Valid, 1520 Invalid, 1038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 938 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:38:59,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9354 states. [2022-02-10 23:38:59,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9354 to 7372. [2022-02-10 23:38:59,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:59,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-02-10 23:38:59,574 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-02-10 23:38:59,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:59,574 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-02-10 23:38:59,574 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:59,574 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-02-10 23:38:59,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:59,581 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:59,581 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:59,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable223 [2022-02-10 23:38:59,581 INFO L402 AbstractCegarLoop]: === Iteration 225 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:59,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:59,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1607533826, now seen corresponding path program 41 times [2022-02-10 23:38:59,581 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:59,581 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743163916] [2022-02-10 23:38:59,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:59,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:59,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:00,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:00,981 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:00,981 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743163916] [2022-02-10 23:39:00,981 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743163916] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:00,981 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:00,981 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:00,981 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065222189] [2022-02-10 23:39:00,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:00,981 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:00,981 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:00,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:00,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:00,982 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:02,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:02,568 INFO L93 Difference]: Finished difference Result 9473 states and 25973 transitions. [2022-02-10 23:39:02,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:02,568 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:02,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:02,584 INFO L225 Difference]: With dead ends: 9473 [2022-02-10 23:39:02,584 INFO L226 Difference]: Without dead ends: 9473 [2022-02-10 23:39:02,584 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:02,585 INFO L934 BasicCegarLoop]: 248 mSDtfsCounter, 621 mSDsluCounter, 1244 mSDsCounter, 0 mSdLazyCounter, 922 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 621 SdHoareTripleChecker+Valid, 1480 SdHoareTripleChecker+Invalid, 1024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 922 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:02,585 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [621 Valid, 1480 Invalid, 1024 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 922 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:39:02,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9473 states. [2022-02-10 23:39:02,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9473 to 7309. [2022-02-10 23:39:02,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7309 states, 7307 states have (on average 2.791022307376488) internal successors, (20394), 7308 states have internal predecessors, (20394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:02,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 20394 transitions. [2022-02-10 23:39:02,753 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 20394 transitions. Word has length 100 [2022-02-10 23:39:02,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:02,753 INFO L470 AbstractCegarLoop]: Abstraction has 7309 states and 20394 transitions. [2022-02-10 23:39:02,753 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:02,753 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 20394 transitions. [2022-02-10 23:39:02,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:02,760 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:02,760 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:02,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224 [2022-02-10 23:39:02,760 INFO L402 AbstractCegarLoop]: === Iteration 226 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:02,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:02,763 INFO L85 PathProgramCache]: Analyzing trace with hash -1124171902, now seen corresponding path program 42 times [2022-02-10 23:39:02,763 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:02,763 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109552499] [2022-02-10 23:39:02,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:02,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:02,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:03,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:03,478 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:03,478 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109552499] [2022-02-10 23:39:03,478 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109552499] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:03,478 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:03,478 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:03,478 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55076688] [2022-02-10 23:39:03,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:03,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:03,478 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:03,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:03,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:03,478 INFO L87 Difference]: Start difference. First operand 7309 states and 20394 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:04,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:04,648 INFO L93 Difference]: Finished difference Result 9291 states and 25461 transitions. [2022-02-10 23:39:04,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:39:04,648 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:04,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:04,663 INFO L225 Difference]: With dead ends: 9291 [2022-02-10 23:39:04,663 INFO L226 Difference]: Without dead ends: 9291 [2022-02-10 23:39:04,664 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:39:04,664 INFO L934 BasicCegarLoop]: 215 mSDtfsCounter, 571 mSDsluCounter, 1082 mSDsCounter, 0 mSdLazyCounter, 738 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 571 SdHoareTripleChecker+Valid, 1286 SdHoareTripleChecker+Invalid, 829 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 738 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:04,664 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [571 Valid, 1286 Invalid, 829 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 738 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:39:04,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9291 states. [2022-02-10 23:39:04,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9291 to 7330. [2022-02-10 23:39:04,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:04,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-02-10 23:39:04,769 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-02-10 23:39:04,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:04,769 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-02-10 23:39:04,769 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) [2022-02-10 23:39:04,769 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-02-10 23:39:04,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:04,775 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:04,775 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:04,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225 [2022-02-10 23:39:04,775 INFO L402 AbstractCegarLoop]: === Iteration 227 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:04,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:04,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1467720056, now seen corresponding path program 43 times [2022-02-10 23:39:04,776 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:04,776 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467022835] [2022-02-10 23:39:04,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:04,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:04,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:05,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:05,605 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:05,605 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467022835] [2022-02-10 23:39:05,605 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467022835] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:05,605 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:05,605 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:05,605 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368617819] [2022-02-10 23:39:05,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:05,605 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:05,605 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:05,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:05,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:05,606 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:06,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:06,953 INFO L93 Difference]: Finished difference Result 9515 states and 26049 transitions. [2022-02-10 23:39:06,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:39:06,954 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:06,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:06,969 INFO L225 Difference]: With dead ends: 9515 [2022-02-10 23:39:06,969 INFO L226 Difference]: Without dead ends: 9515 [2022-02-10 23:39:06,969 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:39:06,969 INFO L934 BasicCegarLoop]: 229 mSDtfsCounter, 689 mSDsluCounter, 1229 mSDsCounter, 0 mSdLazyCounter, 866 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 689 SdHoareTripleChecker+Valid, 1445 SdHoareTripleChecker+Invalid, 953 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:06,969 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [689 Valid, 1445 Invalid, 953 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 866 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:39:06,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9515 states. [2022-02-10 23:39:07,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9515 to 7372. [2022-02-10 23:39:07,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:07,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-02-10 23:39:07,089 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-02-10 23:39:07,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:07,090 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-02-10 23:39:07,090 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:07,090 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-02-10 23:39:07,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:07,096 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:07,096 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:07,096 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable226 [2022-02-10 23:39:07,096 INFO L402 AbstractCegarLoop]: === Iteration 228 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:07,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:07,096 INFO L85 PathProgramCache]: Analyzing trace with hash -854788694, now seen corresponding path program 44 times [2022-02-10 23:39:07,096 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:07,097 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076709530] [2022-02-10 23:39:07,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:07,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:07,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:08,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:08,202 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:08,202 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076709530] [2022-02-10 23:39:08,202 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076709530] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:08,202 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:08,202 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:08,202 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066838599] [2022-02-10 23:39:08,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:08,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:08,202 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:08,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:08,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:08,202 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:09,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:09,440 INFO L93 Difference]: Finished difference Result 9438 states and 25836 transitions. [2022-02-10 23:39:09,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:39:09,440 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:09,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:09,455 INFO L225 Difference]: With dead ends: 9438 [2022-02-10 23:39:09,455 INFO L226 Difference]: Without dead ends: 9438 [2022-02-10 23:39:09,455 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:39:09,455 INFO L934 BasicCegarLoop]: 238 mSDtfsCounter, 793 mSDsluCounter, 1023 mSDsCounter, 0 mSdLazyCounter, 762 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 793 SdHoareTripleChecker+Valid, 1250 SdHoareTripleChecker+Invalid, 862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:09,455 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [793 Valid, 1250 Invalid, 862 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 762 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:39:09,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9438 states. [2022-02-10 23:39:09,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9438 to 7393. [2022-02-10 23:39:09,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:09,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-02-10 23:39:09,564 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-02-10 23:39:09,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:09,564 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-02-10 23:39:09,564 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:09,564 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-02-10 23:39:09,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:09,570 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:09,570 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:09,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227 [2022-02-10 23:39:09,571 INFO L402 AbstractCegarLoop]: === Iteration 229 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:09,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:09,571 INFO L85 PathProgramCache]: Analyzing trace with hash 782088510, now seen corresponding path program 45 times [2022-02-10 23:39:09,571 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:09,571 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501508357] [2022-02-10 23:39:09,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:09,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:09,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:10,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:10,637 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:10,637 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501508357] [2022-02-10 23:39:10,637 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501508357] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:10,638 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:10,638 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:10,638 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768045381] [2022-02-10 23:39:10,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:10,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:10,638 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:10,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:10,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:10,638 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:12,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:12,063 INFO L93 Difference]: Finished difference Result 9396 states and 25739 transitions. [2022-02-10 23:39:12,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:12,063 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:12,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:12,077 INFO L225 Difference]: With dead ends: 9396 [2022-02-10 23:39:12,077 INFO L226 Difference]: Without dead ends: 9396 [2022-02-10 23:39:12,078 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:12,078 INFO L934 BasicCegarLoop]: 249 mSDtfsCounter, 595 mSDsluCounter, 1161 mSDsCounter, 0 mSdLazyCounter, 814 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 595 SdHoareTripleChecker+Valid, 1400 SdHoareTripleChecker+Invalid, 917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:12,078 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [595 Valid, 1400 Invalid, 917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 814 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:39:12,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9396 states. [2022-02-10 23:39:12,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9396 to 7288. [2022-02-10 23:39:12,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:12,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-02-10 23:39:12,179 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-02-10 23:39:12,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:12,179 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-02-10 23:39:12,179 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:12,179 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-02-10 23:39:12,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:12,185 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:12,185 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:12,185 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable228 [2022-02-10 23:39:12,186 INFO L402 AbstractCegarLoop]: === Iteration 230 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:12,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:12,186 INFO L85 PathProgramCache]: Analyzing trace with hash -839556030, now seen corresponding path program 36 times [2022-02-10 23:39:12,186 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:12,186 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740824900] [2022-02-10 23:39:12,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:12,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:12,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:12,870 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:12,871 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740824900] [2022-02-10 23:39:12,871 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740824900] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:12,871 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:12,871 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:12,871 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371159048] [2022-02-10 23:39:12,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:12,871 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:12,871 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:12,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:12,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:12,871 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:13,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:13,925 INFO L93 Difference]: Finished difference Result 8957 states and 24475 transitions. [2022-02-10 23:39:13,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:39:13,926 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:13,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:13,940 INFO L225 Difference]: With dead ends: 8957 [2022-02-10 23:39:13,940 INFO L226 Difference]: Without dead ends: 8957 [2022-02-10 23:39:13,940 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:39:13,940 INFO L934 BasicCegarLoop]: 241 mSDtfsCounter, 674 mSDsluCounter, 814 mSDsCounter, 0 mSdLazyCounter, 609 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 674 SdHoareTripleChecker+Valid, 1036 SdHoareTripleChecker+Invalid, 702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 609 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:13,940 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [674 Valid, 1036 Invalid, 702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 609 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:39:13,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8957 states. [2022-02-10 23:39:14,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8957 to 7393. [2022-02-10 23:39:14,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:14,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-02-10 23:39:14,048 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-02-10 23:39:14,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:14,048 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-02-10 23:39:14,049 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:14,049 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-02-10 23:39:14,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:14,055 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:14,055 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:14,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable229 [2022-02-10 23:39:14,055 INFO L402 AbstractCegarLoop]: === Iteration 231 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:14,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:14,055 INFO L85 PathProgramCache]: Analyzing trace with hash 944632620, now seen corresponding path program 37 times [2022-02-10 23:39:14,055 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:14,055 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613811742] [2022-02-10 23:39:14,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:14,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:14,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:14,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:14,836 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:14,836 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613811742] [2022-02-10 23:39:14,836 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613811742] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:14,836 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:14,836 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:14,836 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66571655] [2022-02-10 23:39:14,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:14,836 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:14,836 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:14,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:14,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:14,837 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:16,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:16,066 INFO L93 Difference]: Finished difference Result 9344 states and 25530 transitions. [2022-02-10 23:39:16,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:39:16,067 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:16,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:16,081 INFO L225 Difference]: With dead ends: 9344 [2022-02-10 23:39:16,082 INFO L226 Difference]: Without dead ends: 9344 [2022-02-10 23:39:16,082 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:39:16,082 INFO L934 BasicCegarLoop]: 250 mSDtfsCounter, 600 mSDsluCounter, 1095 mSDsCounter, 0 mSdLazyCounter, 781 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 1321 SdHoareTripleChecker+Invalid, 877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:16,082 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [600 Valid, 1321 Invalid, 877 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 781 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:39:16,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9344 states. [2022-02-10 23:39:16,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9344 to 7414. [2022-02-10 23:39:16,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7414 states, 7412 states have (on average 2.7933081489476526) internal successors, (20704), 7413 states have internal predecessors, (20704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:16,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7414 states to 7414 states and 20704 transitions. [2022-02-10 23:39:16,192 INFO L78 Accepts]: Start accepts. Automaton has 7414 states and 20704 transitions. Word has length 100 [2022-02-10 23:39:16,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:16,192 INFO L470 AbstractCegarLoop]: Abstraction has 7414 states and 20704 transitions. [2022-02-10 23:39:16,192 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:16,192 INFO L276 IsEmpty]: Start isEmpty. Operand 7414 states and 20704 transitions. [2022-02-10 23:39:16,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:16,198 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:16,198 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:16,198 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230 [2022-02-10 23:39:16,198 INFO L402 AbstractCegarLoop]: === Iteration 232 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:16,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:16,199 INFO L85 PathProgramCache]: Analyzing trace with hash -913452896, now seen corresponding path program 38 times [2022-02-10 23:39:16,199 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:16,199 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413983253] [2022-02-10 23:39:16,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:16,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:16,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:17,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:17,249 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:17,249 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413983253] [2022-02-10 23:39:17,249 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413983253] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:17,249 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:17,249 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:17,249 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110910352] [2022-02-10 23:39:17,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:17,250 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:17,250 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:17,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:17,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:17,250 INFO L87 Difference]: Start difference. First operand 7414 states and 20704 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:18,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:18,775 INFO L93 Difference]: Finished difference Result 9272 states and 25373 transitions. [2022-02-10 23:39:18,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:18,776 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:18,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:18,791 INFO L225 Difference]: With dead ends: 9272 [2022-02-10 23:39:18,791 INFO L226 Difference]: Without dead ends: 9272 [2022-02-10 23:39:18,791 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:18,791 INFO L934 BasicCegarLoop]: 261 mSDtfsCounter, 615 mSDsluCounter, 1232 mSDsCounter, 0 mSdLazyCounter, 941 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 615 SdHoareTripleChecker+Valid, 1469 SdHoareTripleChecker+Invalid, 1035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 941 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:18,791 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [615 Valid, 1469 Invalid, 1035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 941 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:39:18,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9272 states. [2022-02-10 23:39:18,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9272 to 7351. [2022-02-10 23:39:18,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:18,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-02-10 23:39:18,900 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-02-10 23:39:18,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:18,900 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-02-10 23:39:18,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:18,900 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-02-10 23:39:18,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:18,906 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:18,906 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:18,906 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable231 [2022-02-10 23:39:18,906 INFO L402 AbstractCegarLoop]: === Iteration 233 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:18,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:18,906 INFO L85 PathProgramCache]: Analyzing trace with hash -1697381302, now seen corresponding path program 39 times [2022-02-10 23:39:18,906 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:18,906 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563809449] [2022-02-10 23:39:18,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:18,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:19,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:19,913 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:19,913 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563809449] [2022-02-10 23:39:19,913 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563809449] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:19,913 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:19,913 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:19,913 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468589318] [2022-02-10 23:39:19,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:19,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:19,914 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:19,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:19,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:19,914 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:21,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:21,253 INFO L93 Difference]: Finished difference Result 9080 states and 24862 transitions. [2022-02-10 23:39:21,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:39:21,253 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:21,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:21,267 INFO L225 Difference]: With dead ends: 9080 [2022-02-10 23:39:21,268 INFO L226 Difference]: Without dead ends: 9080 [2022-02-10 23:39:21,268 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:39:21,268 INFO L934 BasicCegarLoop]: 257 mSDtfsCounter, 629 mSDsluCounter, 1305 mSDsCounter, 0 mSdLazyCounter, 945 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 629 SdHoareTripleChecker+Valid, 1539 SdHoareTripleChecker+Invalid, 1031 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:21,268 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [629 Valid, 1539 Invalid, 1031 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 945 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:39:21,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9080 states. [2022-02-10 23:39:21,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9080 to 7393. [2022-02-10 23:39:21,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:21,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-02-10 23:39:21,385 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-02-10 23:39:21,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:21,385 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-02-10 23:39:21,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:21,386 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-02-10 23:39:21,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:21,392 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:21,393 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:21,393 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable232 [2022-02-10 23:39:21,393 INFO L402 AbstractCegarLoop]: === Iteration 234 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:21,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:21,393 INFO L85 PathProgramCache]: Analyzing trace with hash 739500478, now seen corresponding path program 40 times [2022-02-10 23:39:21,393 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:21,393 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615151026] [2022-02-10 23:39:21,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:21,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:21,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:22,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:22,270 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:22,270 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615151026] [2022-02-10 23:39:22,270 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615151026] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:22,270 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:22,270 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:22,270 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525924467] [2022-02-10 23:39:22,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:22,270 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:22,270 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:22,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:22,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:22,271 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:23,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:23,750 INFO L93 Difference]: Finished difference Result 9374 states and 25698 transitions. [2022-02-10 23:39:23,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:23,750 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 [2022-02-10 23:39:23,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:23,766 INFO L225 Difference]: With dead ends: 9374 [2022-02-10 23:39:23,766 INFO L226 Difference]: Without dead ends: 9374 [2022-02-10 23:39:23,766 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:23,767 INFO L934 BasicCegarLoop]: 268 mSDtfsCounter, 600 mSDsluCounter, 1226 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 1472 SdHoareTripleChecker+Invalid, 1000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:23,767 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [600 Valid, 1472 Invalid, 1000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:39:23,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9374 states. [2022-02-10 23:39:23,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9374 to 7372. [2022-02-10 23:39:23,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:23,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-02-10 23:39:23,883 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-02-10 23:39:23,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:23,883 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-02-10 23:39:23,884 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) [2022-02-10 23:39:23,884 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-02-10 23:39:23,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:23,890 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:23,890 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:23,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable233 [2022-02-10 23:39:23,890 INFO L402 AbstractCegarLoop]: === Iteration 235 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:23,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:23,890 INFO L85 PathProgramCache]: Analyzing trace with hash -1233422590, now seen corresponding path program 41 times [2022-02-10 23:39:23,890 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:23,890 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946585250] [2022-02-10 23:39:23,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:23,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:23,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:25,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:25,059 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:25,059 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946585250] [2022-02-10 23:39:25,059 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946585250] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:25,059 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:25,059 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:25,059 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117159832] [2022-02-10 23:39:25,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:25,060 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:25,060 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:25,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:25,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:25,060 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:26,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:26,791 INFO L93 Difference]: Finished difference Result 9463 states and 25953 transitions. [2022-02-10 23:39:26,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:26,792 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:26,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:26,807 INFO L225 Difference]: With dead ends: 9463 [2022-02-10 23:39:26,807 INFO L226 Difference]: Without dead ends: 9463 [2022-02-10 23:39:26,807 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:26,807 INFO L934 BasicCegarLoop]: 270 mSDtfsCounter, 560 mSDsluCounter, 1551 mSDsCounter, 0 mSdLazyCounter, 1164 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 1789 SdHoareTripleChecker+Invalid, 1251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 1164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:26,807 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [560 Valid, 1789 Invalid, 1251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 1164 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:39:26,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9463 states. [2022-02-10 23:39:26,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9463 to 7309. [2022-02-10 23:39:26,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7309 states, 7307 states have (on average 2.791022307376488) internal successors, (20394), 7308 states have internal predecessors, (20394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:26,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 20394 transitions. [2022-02-10 23:39:26,914 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 20394 transitions. Word has length 100 [2022-02-10 23:39:26,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:26,915 INFO L470 AbstractCegarLoop]: Abstraction has 7309 states and 20394 transitions. [2022-02-10 23:39:26,915 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) [2022-02-10 23:39:26,915 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 20394 transitions. [2022-02-10 23:39:26,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:26,921 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:26,921 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:26,921 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable234 [2022-02-10 23:39:26,921 INFO L402 AbstractCegarLoop]: === Iteration 236 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:26,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:26,921 INFO L85 PathProgramCache]: Analyzing trace with hash 381284738, now seen corresponding path program 42 times [2022-02-10 23:39:26,921 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:26,921 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912560259] [2022-02-10 23:39:26,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:26,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:27,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:27,949 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:27,949 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912560259] [2022-02-10 23:39:27,949 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912560259] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:27,949 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:27,949 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:27,949 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75835102] [2022-02-10 23:39:27,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:27,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:27,950 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:27,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:27,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:27,950 INFO L87 Difference]: Start difference. First operand 7309 states and 20394 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:29,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:29,120 INFO L93 Difference]: Finished difference Result 9341 states and 25561 transitions. [2022-02-10 23:39:29,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:39:29,120 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:29,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:29,135 INFO L225 Difference]: With dead ends: 9341 [2022-02-10 23:39:29,135 INFO L226 Difference]: Without dead ends: 9341 [2022-02-10 23:39:29,135 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:39:29,135 INFO L934 BasicCegarLoop]: 237 mSDtfsCounter, 548 mSDsluCounter, 1194 mSDsCounter, 0 mSdLazyCounter, 799 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 548 SdHoareTripleChecker+Valid, 1408 SdHoareTripleChecker+Invalid, 873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:29,135 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [548 Valid, 1408 Invalid, 873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 799 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:39:29,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9341 states. [2022-02-10 23:39:29,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9341 to 7330. [2022-02-10 23:39:29,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:29,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-02-10 23:39:29,312 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-02-10 23:39:29,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:29,312 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-02-10 23:39:29,312 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:29,312 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-02-10 23:39:29,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:29,318 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:29,318 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:29,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable235 [2022-02-10 23:39:29,318 INFO L402 AbstractCegarLoop]: === Iteration 237 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:29,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:29,321 INFO L85 PathProgramCache]: Analyzing trace with hash 200534696, now seen corresponding path program 43 times [2022-02-10 23:39:29,321 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:29,321 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806327704] [2022-02-10 23:39:29,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:29,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:29,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:30,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:30,054 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:30,054 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806327704] [2022-02-10 23:39:30,054 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806327704] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:30,054 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:30,054 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:30,054 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501082164] [2022-02-10 23:39:30,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:30,055 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:30,055 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:30,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:30,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:30,055 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:31,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:31,350 INFO L93 Difference]: Finished difference Result 9605 states and 26229 transitions. [2022-02-10 23:39:31,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:39:31,351 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:31,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:31,366 INFO L225 Difference]: With dead ends: 9605 [2022-02-10 23:39:31,366 INFO L226 Difference]: Without dead ends: 9605 [2022-02-10 23:39:31,366 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:39:31,366 INFO L934 BasicCegarLoop]: 251 mSDtfsCounter, 643 mSDsluCounter, 1214 mSDsCounter, 0 mSdLazyCounter, 858 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 643 SdHoareTripleChecker+Valid, 1442 SdHoareTripleChecker+Invalid, 952 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 858 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:31,366 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [643 Valid, 1442 Invalid, 952 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 858 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:39:31,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9605 states. [2022-02-10 23:39:31,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9605 to 7372. [2022-02-10 23:39:31,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:31,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-02-10 23:39:31,484 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-02-10 23:39:31,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:31,484 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-02-10 23:39:31,484 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:31,485 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-02-10 23:39:31,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:31,491 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:31,491 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:31,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable236 [2022-02-10 23:39:31,491 INFO L402 AbstractCegarLoop]: === Iteration 238 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:31,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:31,491 INFO L85 PathProgramCache]: Analyzing trace with hash -150944310, now seen corresponding path program 44 times [2022-02-10 23:39:31,491 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:31,491 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189616811] [2022-02-10 23:39:31,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:31,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:31,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:32,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:32,234 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:32,234 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189616811] [2022-02-10 23:39:32,234 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189616811] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:32,234 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:32,234 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:32,234 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571454540] [2022-02-10 23:39:32,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:32,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:32,235 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:32,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:32,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:32,235 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:33,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:33,572 INFO L93 Difference]: Finished difference Result 9518 states and 25996 transitions. [2022-02-10 23:39:33,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:39:33,573 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:33,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:33,588 INFO L225 Difference]: With dead ends: 9518 [2022-02-10 23:39:33,588 INFO L226 Difference]: Without dead ends: 9518 [2022-02-10 23:39:33,588 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:39:33,588 INFO L934 BasicCegarLoop]: 260 mSDtfsCounter, 594 mSDsluCounter, 1194 mSDsCounter, 0 mSdLazyCounter, 873 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 1428 SdHoareTripleChecker+Invalid, 960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:33,589 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [594 Valid, 1428 Invalid, 960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 873 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:39:33,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9518 states. [2022-02-10 23:39:33,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9518 to 7393. [2022-02-10 23:39:33,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:33,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-02-10 23:39:33,696 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-02-10 23:39:33,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:33,697 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-02-10 23:39:33,697 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:33,697 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-02-10 23:39:33,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:33,703 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:33,703 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:33,703 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable237 [2022-02-10 23:39:33,703 INFO L402 AbstractCegarLoop]: === Iteration 239 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:33,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:33,703 INFO L85 PathProgramCache]: Analyzing trace with hash -2009029826, now seen corresponding path program 45 times [2022-02-10 23:39:33,703 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:33,704 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993030330] [2022-02-10 23:39:33,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:33,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:33,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:34,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:34,870 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:34,870 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993030330] [2022-02-10 23:39:34,870 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993030330] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:34,870 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:34,870 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:34,870 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473858434] [2022-02-10 23:39:34,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:34,871 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:34,871 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:34,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:34,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:34,871 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:36,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:36,375 INFO L93 Difference]: Finished difference Result 9446 states and 25839 transitions. [2022-02-10 23:39:36,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:36,376 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:36,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:36,391 INFO L225 Difference]: With dead ends: 9446 [2022-02-10 23:39:36,391 INFO L226 Difference]: Without dead ends: 9446 [2022-02-10 23:39:36,391 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:36,392 INFO L934 BasicCegarLoop]: 271 mSDtfsCounter, 625 mSDsluCounter, 1220 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 625 SdHoareTripleChecker+Valid, 1471 SdHoareTripleChecker+Invalid, 1002 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:36,392 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [625 Valid, 1471 Invalid, 1002 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 905 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:39:36,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9446 states. [2022-02-10 23:39:36,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9446 to 7288. [2022-02-10 23:39:36,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:36,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-02-10 23:39:36,505 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-02-10 23:39:36,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:36,505 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-02-10 23:39:36,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:36,506 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-02-10 23:39:36,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:36,513 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:36,513 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:36,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable238 [2022-02-10 23:39:36,513 INFO L402 AbstractCegarLoop]: === Iteration 240 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:36,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:36,513 INFO L85 PathProgramCache]: Analyzing trace with hash 2090709962, now seen corresponding path program 46 times [2022-02-10 23:39:36,513 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:36,513 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078758177] [2022-02-10 23:39:36,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:36,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:36,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:37,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:37,358 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:37,358 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078758177] [2022-02-10 23:39:37,358 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078758177] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:37,358 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:37,358 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:37,358 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535351840] [2022-02-10 23:39:37,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:37,358 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:37,358 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:37,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:37,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:37,359 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:38,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:38,501 INFO L93 Difference]: Finished difference Result 8241 states and 22447 transitions. [2022-02-10 23:39:38,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-10 23:39:38,502 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:38,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:38,515 INFO L225 Difference]: With dead ends: 8241 [2022-02-10 23:39:38,516 INFO L226 Difference]: Without dead ends: 8241 [2022-02-10 23:39:38,516 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:39:38,516 INFO L934 BasicCegarLoop]: 215 mSDtfsCounter, 658 mSDsluCounter, 986 mSDsCounter, 0 mSdLazyCounter, 694 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 658 SdHoareTripleChecker+Valid, 1191 SdHoareTripleChecker+Invalid, 767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 694 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:38,516 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [658 Valid, 1191 Invalid, 767 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 694 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:39:38,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8241 states. [2022-02-10 23:39:38,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8241 to 7288. [2022-02-10 23:39:38,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:38,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-02-10 23:39:38,631 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-02-10 23:39:38,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:38,632 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-02-10 23:39:38,632 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:38,632 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-02-10 23:39:38,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:38,637 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:38,638 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:38,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable239 [2022-02-10 23:39:38,638 INFO L402 AbstractCegarLoop]: === Iteration 241 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:38,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:38,638 INFO L85 PathProgramCache]: Analyzing trace with hash 1014229450, now seen corresponding path program 46 times [2022-02-10 23:39:38,638 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:38,638 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954152599] [2022-02-10 23:39:38,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:38,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:38,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:39,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:39,405 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:39,405 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954152599] [2022-02-10 23:39:39,405 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954152599] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:39,405 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:39,405 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:39,406 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926341787] [2022-02-10 23:39:39,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:39,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:39,406 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:39,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:39,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:39,406 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:40,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:40,295 INFO L93 Difference]: Finished difference Result 8231 states and 22427 transitions. [2022-02-10 23:39:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-10 23:39:40,295 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:40,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:40,308 INFO L225 Difference]: With dead ends: 8231 [2022-02-10 23:39:40,308 INFO L226 Difference]: Without dead ends: 8231 [2022-02-10 23:39:40,309 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:39:40,309 INFO L934 BasicCegarLoop]: 237 mSDtfsCounter, 608 mSDsluCounter, 680 mSDsCounter, 0 mSdLazyCounter, 491 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 608 SdHoareTripleChecker+Valid, 901 SdHoareTripleChecker+Invalid, 573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:40,309 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [608 Valid, 901 Invalid, 573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 491 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 23:39:40,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8231 states. [2022-02-10 23:39:40,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8231 to 7288. [2022-02-10 23:39:40,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:40,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-02-10 23:39:40,411 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-02-10 23:39:40,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:40,411 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-02-10 23:39:40,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:40,411 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-02-10 23:39:40,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:40,417 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:40,417 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:40,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240 [2022-02-10 23:39:40,417 INFO L402 AbstractCegarLoop]: === Iteration 242 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:40,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:40,418 INFO L85 PathProgramCache]: Analyzing trace with hash -1895382298, now seen corresponding path program 47 times [2022-02-10 23:39:40,418 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:40,418 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628056794] [2022-02-10 23:39:40,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:40,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:40,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:41,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:41,315 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:41,315 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628056794] [2022-02-10 23:39:41,315 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628056794] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:41,315 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:41,315 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:41,315 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966865917] [2022-02-10 23:39:41,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:41,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:41,315 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:41,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:41,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:41,316 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:42,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:42,539 INFO L93 Difference]: Finished difference Result 8829 states and 24081 transitions. [2022-02-10 23:39:42,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:39:42,540 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:42,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:42,553 INFO L225 Difference]: With dead ends: 8829 [2022-02-10 23:39:42,553 INFO L226 Difference]: Without dead ends: 8829 [2022-02-10 23:39:42,554 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:39:42,554 INFO L934 BasicCegarLoop]: 230 mSDtfsCounter, 594 mSDsluCounter, 1168 mSDsCounter, 0 mSdLazyCounter, 774 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 1388 SdHoareTripleChecker+Invalid, 860 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:42,554 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [594 Valid, 1388 Invalid, 860 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 774 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:39:42,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8829 states. [2022-02-10 23:39:42,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8829 to 7309. [2022-02-10 23:39:42,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7309 states, 7307 states have (on average 2.791022307376488) internal successors, (20394), 7308 states have internal predecessors, (20394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:42,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 20394 transitions. [2022-02-10 23:39:42,656 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 20394 transitions. Word has length 100 [2022-02-10 23:39:42,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:42,656 INFO L470 AbstractCegarLoop]: Abstraction has 7309 states and 20394 transitions. [2022-02-10 23:39:42,656 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:42,656 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 20394 transitions. [2022-02-10 23:39:42,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:42,662 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:42,662 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:42,662 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241 [2022-02-10 23:39:42,663 INFO L402 AbstractCegarLoop]: === Iteration 243 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:42,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:42,663 INFO L85 PathProgramCache]: Analyzing trace with hash 2056036844, now seen corresponding path program 48 times [2022-02-10 23:39:42,663 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:42,663 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128765232] [2022-02-10 23:39:42,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:42,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:42,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:43,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:43,527 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:43,527 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128765232] [2022-02-10 23:39:43,527 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128765232] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:43,527 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:43,527 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:43,528 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299461050] [2022-02-10 23:39:43,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:43,528 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:43,528 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:43,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:43,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:43,528 INFO L87 Difference]: Start difference. First operand 7309 states and 20394 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:44,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:44,600 INFO L93 Difference]: Finished difference Result 8738 states and 23841 transitions. [2022-02-10 23:39:44,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:39:44,601 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 [2022-02-10 23:39:44,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:44,615 INFO L225 Difference]: With dead ends: 8738 [2022-02-10 23:39:44,615 INFO L226 Difference]: Without dead ends: 8738 [2022-02-10 23:39:44,615 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:39:44,615 INFO L934 BasicCegarLoop]: 239 mSDtfsCounter, 620 mSDsluCounter, 888 mSDsCounter, 0 mSdLazyCounter, 576 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 620 SdHoareTripleChecker+Valid, 1119 SdHoareTripleChecker+Invalid, 664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:44,615 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [620 Valid, 1119 Invalid, 664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 576 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:39:44,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8738 states. [2022-02-10 23:39:44,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8738 to 7351. [2022-02-10 23:39:44,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:44,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-02-10 23:39:44,725 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-02-10 23:39:44,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:44,725 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-02-10 23:39:44,725 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:44,725 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-02-10 23:39:44,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:44,732 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:44,732 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:44,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable242 [2022-02-10 23:39:44,732 INFO L402 AbstractCegarLoop]: === Iteration 244 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:44,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:44,732 INFO L85 PathProgramCache]: Analyzing trace with hash -1625999090, now seen corresponding path program 49 times [2022-02-10 23:39:44,732 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:44,732 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029274483] [2022-02-10 23:39:44,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:44,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:44,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:45,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:45,723 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:45,723 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029274483] [2022-02-10 23:39:45,723 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029274483] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:45,723 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:45,723 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:45,723 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295383829] [2022-02-10 23:39:45,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:45,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:45,723 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:45,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:45,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:45,724 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:47,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:47,073 INFO L93 Difference]: Finished difference Result 8661 states and 23628 transitions. [2022-02-10 23:39:47,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:39:47,073 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:47,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:47,086 INFO L225 Difference]: With dead ends: 8661 [2022-02-10 23:39:47,086 INFO L226 Difference]: Without dead ends: 8661 [2022-02-10 23:39:47,087 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:39:47,087 INFO L934 BasicCegarLoop]: 248 mSDtfsCounter, 585 mSDsluCounter, 1245 mSDsCounter, 0 mSdLazyCounter, 817 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 585 SdHoareTripleChecker+Valid, 1482 SdHoareTripleChecker+Invalid, 906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:47,087 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [585 Valid, 1482 Invalid, 906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 817 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:39:47,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8661 states. [2022-02-10 23:39:47,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8661 to 7372. [2022-02-10 23:39:47,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:47,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-02-10 23:39:47,190 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-02-10 23:39:47,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:47,190 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-02-10 23:39:47,190 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:47,190 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-02-10 23:39:47,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:47,197 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:47,197 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:47,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable243 [2022-02-10 23:39:47,197 INFO L402 AbstractCegarLoop]: === Iteration 245 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:47,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:47,197 INFO L85 PathProgramCache]: Analyzing trace with hash 10878114, now seen corresponding path program 50 times [2022-02-10 23:39:47,197 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:47,197 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906140731] [2022-02-10 23:39:47,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:47,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:47,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:48,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:48,038 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:48,038 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906140731] [2022-02-10 23:39:48,038 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906140731] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:48,038 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:48,038 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:48,039 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929290189] [2022-02-10 23:39:48,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:48,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:48,039 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:48,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:48,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:48,039 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:49,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:49,680 INFO L93 Difference]: Finished difference Result 8619 states and 23531 transitions. [2022-02-10 23:39:49,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:49,680 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:49,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:49,694 INFO L225 Difference]: With dead ends: 8619 [2022-02-10 23:39:49,694 INFO L226 Difference]: Without dead ends: 8619 [2022-02-10 23:39:49,694 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:49,695 INFO L934 BasicCegarLoop]: 259 mSDtfsCounter, 664 mSDsluCounter, 1419 mSDsCounter, 0 mSdLazyCounter, 1035 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 664 SdHoareTripleChecker+Valid, 1665 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 1035 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:49,695 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [664 Valid, 1665 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1035 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:39:49,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8619 states. [2022-02-10 23:39:49,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8619 to 7288. [2022-02-10 23:39:49,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:49,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-02-10 23:39:49,799 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-02-10 23:39:49,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:49,799 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-02-10 23:39:49,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:49,799 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-02-10 23:39:49,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:49,805 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:49,805 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:49,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable244 [2022-02-10 23:39:49,805 INFO L402 AbstractCegarLoop]: === Iteration 246 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:49,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:49,806 INFO L85 PathProgramCache]: Analyzing trace with hash 2074878662, now seen corresponding path program 47 times [2022-02-10 23:39:49,806 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:49,806 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602438848] [2022-02-10 23:39:49,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:49,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:49,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:50,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:50,530 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:50,530 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602438848] [2022-02-10 23:39:50,530 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602438848] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:50,531 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:50,531 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:50,531 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205534064] [2022-02-10 23:39:50,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:50,531 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:50,531 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:50,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:50,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:50,531 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:51,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:51,681 INFO L93 Difference]: Finished difference Result 8879 states and 24181 transitions. [2022-02-10 23:39:51,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:39:51,681 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:51,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:51,696 INFO L225 Difference]: With dead ends: 8879 [2022-02-10 23:39:51,696 INFO L226 Difference]: Without dead ends: 8879 [2022-02-10 23:39:51,696 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:39:51,696 INFO L934 BasicCegarLoop]: 252 mSDtfsCounter, 632 mSDsluCounter, 1065 mSDsCounter, 0 mSdLazyCounter, 727 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 632 SdHoareTripleChecker+Valid, 1296 SdHoareTripleChecker+Invalid, 808 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:51,696 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [632 Valid, 1296 Invalid, 808 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 727 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:39:51,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8879 states. [2022-02-10 23:39:51,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8879 to 7309. [2022-02-10 23:39:51,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7309 states, 7307 states have (on average 2.791022307376488) internal successors, (20394), 7308 states have internal predecessors, (20394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:51,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 20394 transitions. [2022-02-10 23:39:51,805 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 20394 transitions. Word has length 100 [2022-02-10 23:39:51,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:51,805 INFO L470 AbstractCegarLoop]: Abstraction has 7309 states and 20394 transitions. [2022-02-10 23:39:51,805 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:51,805 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 20394 transitions. [2022-02-10 23:39:51,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:51,811 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:51,811 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:51,812 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable245 [2022-02-10 23:39:51,812 INFO L402 AbstractCegarLoop]: === Iteration 247 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:51,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:51,812 INFO L85 PathProgramCache]: Analyzing trace with hash 1894128620, now seen corresponding path program 48 times [2022-02-10 23:39:51,812 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:51,812 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725563666] [2022-02-10 23:39:51,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:51,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:51,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:52,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:52,623 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:52,623 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725563666] [2022-02-10 23:39:52,623 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725563666] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:52,623 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:52,623 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:52,623 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893578359] [2022-02-10 23:39:52,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:52,623 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:52,623 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:52,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:52,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:52,624 INFO L87 Difference]: Start difference. First operand 7309 states and 20394 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:54,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:54,080 INFO L93 Difference]: Finished difference Result 8768 states and 23901 transitions. [2022-02-10 23:39:54,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:39:54,080 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:54,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:54,094 INFO L225 Difference]: With dead ends: 8768 [2022-02-10 23:39:54,095 INFO L226 Difference]: Without dead ends: 8768 [2022-02-10 23:39:54,095 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:39:54,095 INFO L934 BasicCegarLoop]: 261 mSDtfsCounter, 589 mSDsluCounter, 1505 mSDsCounter, 0 mSdLazyCounter, 993 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 589 SdHoareTripleChecker+Valid, 1741 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 993 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:54,095 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [589 Valid, 1741 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 993 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:39:54,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8768 states. [2022-02-10 23:39:54,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8768 to 7351. [2022-02-10 23:39:54,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:54,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-02-10 23:39:54,208 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-02-10 23:39:54,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:54,209 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-02-10 23:39:54,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:54,209 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-02-10 23:39:54,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:54,215 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:54,215 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:54,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable246 [2022-02-10 23:39:54,216 INFO L402 AbstractCegarLoop]: === Iteration 248 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:54,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:54,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1542649614, now seen corresponding path program 49 times [2022-02-10 23:39:54,216 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:54,216 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429880689] [2022-02-10 23:39:54,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:54,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:55,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:55,137 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:55,137 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429880689] [2022-02-10 23:39:55,137 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429880689] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:55,137 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:55,138 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:55,138 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144162422] [2022-02-10 23:39:55,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:55,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:55,138 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:55,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:55,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:55,138 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:56,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:56,576 INFO L93 Difference]: Finished difference Result 8681 states and 23668 transitions. [2022-02-10 23:39:56,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:39:56,576 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:56,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:56,590 INFO L225 Difference]: With dead ends: 8681 [2022-02-10 23:39:56,590 INFO L226 Difference]: Without dead ends: 8681 [2022-02-10 23:39:56,590 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:39:56,590 INFO L934 BasicCegarLoop]: 270 mSDtfsCounter, 670 mSDsluCounter, 1253 mSDsCounter, 0 mSdLazyCounter, 925 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 670 SdHoareTripleChecker+Valid, 1503 SdHoareTripleChecker+Invalid, 1011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 925 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:56,590 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [670 Valid, 1503 Invalid, 1011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 925 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:39:56,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8681 states. [2022-02-10 23:39:56,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8681 to 7372. [2022-02-10 23:39:56,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:56,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-02-10 23:39:56,698 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-02-10 23:39:56,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:56,698 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-02-10 23:39:56,698 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) [2022-02-10 23:39:56,698 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-02-10 23:39:56,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:56,705 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:56,705 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:56,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable247 [2022-02-10 23:39:56,705 INFO L402 AbstractCegarLoop]: === Iteration 249 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:56,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:56,705 INFO L85 PathProgramCache]: Analyzing trace with hash -315435902, now seen corresponding path program 50 times [2022-02-10 23:39:56,705 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:56,705 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125636235] [2022-02-10 23:39:56,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:56,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:56,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:57,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:57,656 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:57,656 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125636235] [2022-02-10 23:39:57,656 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125636235] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:57,656 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:57,656 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:57,656 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559923332] [2022-02-10 23:39:57,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:57,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:57,656 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:57,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:57,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:57,657 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:59,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:59,231 INFO L93 Difference]: Finished difference Result 8609 states and 23511 transitions. [2022-02-10 23:39:59,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:59,232 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:59,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:59,246 INFO L225 Difference]: With dead ends: 8609 [2022-02-10 23:39:59,246 INFO L226 Difference]: Without dead ends: 8609 [2022-02-10 23:39:59,246 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:59,246 INFO L934 BasicCegarLoop]: 281 mSDtfsCounter, 633 mSDsluCounter, 1366 mSDsCounter, 0 mSdLazyCounter, 976 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 633 SdHoareTripleChecker+Valid, 1624 SdHoareTripleChecker+Invalid, 1068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:59,246 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [633 Valid, 1624 Invalid, 1068 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 976 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:39:59,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8609 states. [2022-02-10 23:39:59,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8609 to 7288. [2022-02-10 23:39:59,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:59,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-02-10 23:39:59,353 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-02-10 23:39:59,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:59,353 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-02-10 23:39:59,353 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:59,353 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-02-10 23:39:59,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:59,359 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:59,359 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:59,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248 [2022-02-10 23:39:59,359 INFO L402 AbstractCegarLoop]: === Iteration 250 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:59,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:59,360 INFO L85 PathProgramCache]: Analyzing trace with hash -254772100, now seen corresponding path program 51 times [2022-02-10 23:39:59,360 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:59,360 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100557424] [2022-02-10 23:39:59,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:59,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:59,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:00,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:00,095 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:00,095 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100557424] [2022-02-10 23:40:00,095 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100557424] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:00,095 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:00,095 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:00,095 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546053523] [2022-02-10 23:40:00,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:00,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:00,096 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:00,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:00,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:00,096 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:01,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:01,236 INFO L93 Difference]: Finished difference Result 9389 states and 25693 transitions. [2022-02-10 23:40:01,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:40:01,236 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 [2022-02-10 23:40:01,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:01,250 INFO L225 Difference]: With dead ends: 9389 [2022-02-10 23:40:01,251 INFO L226 Difference]: Without dead ends: 9389 [2022-02-10 23:40:01,251 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:40:01,251 INFO L934 BasicCegarLoop]: 222 mSDtfsCounter, 624 mSDsluCounter, 918 mSDsCounter, 0 mSdLazyCounter, 678 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 624 SdHoareTripleChecker+Valid, 1131 SdHoareTripleChecker+Invalid, 783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 678 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:01,251 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [624 Valid, 1131 Invalid, 783 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 678 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:40:01,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9389 states. [2022-02-10 23:40:01,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9389 to 7372. [2022-02-10 23:40:01,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:01,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-02-10 23:40:01,359 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-02-10 23:40:01,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:01,359 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-02-10 23:40:01,359 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:01,359 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-02-10 23:40:01,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:01,365 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:01,365 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:01,365 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable249 [2022-02-10 23:40:01,365 INFO L402 AbstractCegarLoop]: === Iteration 251 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:01,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:01,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1795888826, now seen corresponding path program 52 times [2022-02-10 23:40:01,365 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:01,365 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614210096] [2022-02-10 23:40:01,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:01,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:01,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:02,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:02,163 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:02,163 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614210096] [2022-02-10 23:40:02,163 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614210096] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:02,163 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:02,163 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:02,163 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007447270] [2022-02-10 23:40:02,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:02,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:02,163 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:02,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:02,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:02,164 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:03,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:03,415 INFO L93 Difference]: Finished difference Result 9746 states and 26688 transitions. [2022-02-10 23:40:03,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:40:03,415 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:03,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:03,434 INFO L225 Difference]: With dead ends: 9746 [2022-02-10 23:40:03,434 INFO L226 Difference]: Without dead ends: 9746 [2022-02-10 23:40:03,434 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:40:03,434 INFO L934 BasicCegarLoop]: 231 mSDtfsCounter, 693 mSDsluCounter, 1074 mSDsCounter, 0 mSdLazyCounter, 763 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 693 SdHoareTripleChecker+Valid, 1294 SdHoareTripleChecker+Invalid, 865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:03,434 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [693 Valid, 1294 Invalid, 865 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 763 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:40:03,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9746 states. [2022-02-10 23:40:03,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9746 to 7393. [2022-02-10 23:40:03,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:03,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-02-10 23:40:03,551 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-02-10 23:40:03,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:03,551 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-02-10 23:40:03,551 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:03,551 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-02-10 23:40:03,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:03,557 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:03,557 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:03,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250 [2022-02-10 23:40:03,557 INFO L402 AbstractCegarLoop]: === Iteration 252 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:03,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:03,558 INFO L85 PathProgramCache]: Analyzing trace with hash -159011622, now seen corresponding path program 53 times [2022-02-10 23:40:03,558 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:03,558 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254319306] [2022-02-10 23:40:03,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:03,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:03,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:04,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:04,452 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:04,452 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254319306] [2022-02-10 23:40:04,452 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254319306] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:04,452 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:04,452 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:04,452 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517246159] [2022-02-10 23:40:04,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:04,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:04,452 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:04,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:04,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:04,453 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:05,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:05,892 INFO L93 Difference]: Finished difference Result 9704 states and 26591 transitions. [2022-02-10 23:40:05,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:05,892 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:05,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:05,908 INFO L225 Difference]: With dead ends: 9704 [2022-02-10 23:40:05,908 INFO L226 Difference]: Without dead ends: 9704 [2022-02-10 23:40:05,909 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:05,909 INFO L934 BasicCegarLoop]: 242 mSDtfsCounter, 585 mSDsluCounter, 1243 mSDsCounter, 0 mSdLazyCounter, 906 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 585 SdHoareTripleChecker+Valid, 1473 SdHoareTripleChecker+Invalid, 1005 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:05,909 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [585 Valid, 1473 Invalid, 1005 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 906 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:40:05,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9704 states. [2022-02-10 23:40:06,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9704 to 7330. [2022-02-10 23:40:06,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:06,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-02-10 23:40:06,021 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-02-10 23:40:06,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:06,021 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-02-10 23:40:06,021 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:06,021 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-02-10 23:40:06,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:06,027 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:06,027 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:06,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable251 [2022-02-10 23:40:06,028 INFO L402 AbstractCegarLoop]: === Iteration 253 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:06,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:06,028 INFO L85 PathProgramCache]: Analyzing trace with hash -148187004, now seen corresponding path program 54 times [2022-02-10 23:40:06,028 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:06,028 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511541203] [2022-02-10 23:40:06,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:06,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:06,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:06,783 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:06,783 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511541203] [2022-02-10 23:40:06,783 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511541203] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:06,783 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:06,784 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:06,784 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024527214] [2022-02-10 23:40:06,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:06,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:06,784 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:06,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:06,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:06,784 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:08,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:08,108 INFO L93 Difference]: Finished difference Result 9522 states and 26100 transitions. [2022-02-10 23:40:08,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:40:08,108 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:08,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:08,123 INFO L225 Difference]: With dead ends: 9522 [2022-02-10 23:40:08,123 INFO L226 Difference]: Without dead ends: 9522 [2022-02-10 23:40:08,123 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:40:08,123 INFO L934 BasicCegarLoop]: 233 mSDtfsCounter, 687 mSDsluCounter, 1221 mSDsCounter, 0 mSdLazyCounter, 894 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 687 SdHoareTripleChecker+Valid, 1442 SdHoareTripleChecker+Invalid, 996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 894 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:08,123 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [687 Valid, 1442 Invalid, 996 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 894 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:40:08,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9522 states. [2022-02-10 23:40:08,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9522 to 7372. [2022-02-10 23:40:08,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:08,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-02-10 23:40:08,227 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-02-10 23:40:08,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:08,227 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-02-10 23:40:08,227 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:08,227 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-02-10 23:40:08,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:08,233 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:08,233 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:08,233 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable252 [2022-02-10 23:40:08,233 INFO L402 AbstractCegarLoop]: === Iteration 254 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:08,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:08,233 INFO L85 PathProgramCache]: Analyzing trace with hash 1488690200, now seen corresponding path program 55 times [2022-02-10 23:40:08,233 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:08,234 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530281270] [2022-02-10 23:40:08,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:08,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:08,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:09,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:09,290 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:09,290 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530281270] [2022-02-10 23:40:09,290 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530281270] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:09,290 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:09,290 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:09,291 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333996282] [2022-02-10 23:40:09,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:09,291 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:09,291 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:09,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:09,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:09,291 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:10,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:10,676 INFO L93 Difference]: Finished difference Result 9816 states and 26936 transitions. [2022-02-10 23:40:10,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:10,677 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:10,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:10,692 INFO L225 Difference]: With dead ends: 9816 [2022-02-10 23:40:10,692 INFO L226 Difference]: Without dead ends: 9816 [2022-02-10 23:40:10,692 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:10,693 INFO L934 BasicCegarLoop]: 244 mSDtfsCounter, 697 mSDsluCounter, 1038 mSDsCounter, 0 mSdLazyCounter, 823 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 697 SdHoareTripleChecker+Valid, 1272 SdHoareTripleChecker+Invalid, 932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 823 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:10,693 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [697 Valid, 1272 Invalid, 932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 823 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:40:10,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9816 states. [2022-02-10 23:40:10,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9816 to 7351. [2022-02-10 23:40:10,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:10,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-02-10 23:40:10,805 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-02-10 23:40:10,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:10,805 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-02-10 23:40:10,806 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:10,806 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-02-10 23:40:10,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:10,811 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:10,812 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:10,812 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253 [2022-02-10 23:40:10,812 INFO L402 AbstractCegarLoop]: === Iteration 255 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:10,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:10,812 INFO L85 PathProgramCache]: Analyzing trace with hash 485429052, now seen corresponding path program 56 times [2022-02-10 23:40:10,812 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:10,812 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710008863] [2022-02-10 23:40:10,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:10,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:12,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:12,432 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:12,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710008863] [2022-02-10 23:40:12,432 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710008863] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:12,432 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:12,432 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:12,432 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660555268] [2022-02-10 23:40:12,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:12,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:12,432 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:12,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:12,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:12,433 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:14,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:14,218 INFO L93 Difference]: Finished difference Result 9935 states and 27251 transitions. [2022-02-10 23:40:14,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:14,219 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:14,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:14,236 INFO L225 Difference]: With dead ends: 9935 [2022-02-10 23:40:14,236 INFO L226 Difference]: Without dead ends: 9935 [2022-02-10 23:40:14,237 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:14,237 INFO L934 BasicCegarLoop]: 247 mSDtfsCounter, 662 mSDsluCounter, 1501 mSDsCounter, 0 mSdLazyCounter, 1190 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 662 SdHoareTripleChecker+Valid, 1732 SdHoareTripleChecker+Invalid, 1284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:14,237 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [662 Valid, 1732 Invalid, 1284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1190 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:40:14,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9935 states. [2022-02-10 23:40:14,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9935 to 7288. [2022-02-10 23:40:14,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:14,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-02-10 23:40:14,355 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-02-10 23:40:14,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:14,355 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-02-10 23:40:14,355 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:14,355 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-02-10 23:40:14,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:14,363 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:14,363 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:14,363 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable254 [2022-02-10 23:40:14,363 INFO L402 AbstractCegarLoop]: === Iteration 256 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:14,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:14,363 INFO L85 PathProgramCache]: Analyzing trace with hash 2048690620, now seen corresponding path program 57 times [2022-02-10 23:40:14,364 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:14,364 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897384040] [2022-02-10 23:40:14,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:14,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:14,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:15,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:15,148 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:15,148 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897384040] [2022-02-10 23:40:15,148 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897384040] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:15,148 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:15,148 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:15,148 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189641077] [2022-02-10 23:40:15,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:15,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:15,148 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:15,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:15,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:15,149 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:16,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:16,335 INFO L93 Difference]: Finished difference Result 9123 states and 24965 transitions. [2022-02-10 23:40:16,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:40:16,336 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:16,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:16,351 INFO L225 Difference]: With dead ends: 9123 [2022-02-10 23:40:16,352 INFO L226 Difference]: Without dead ends: 9123 [2022-02-10 23:40:16,352 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:40:16,352 INFO L934 BasicCegarLoop]: 218 mSDtfsCounter, 603 mSDsluCounter, 1161 mSDsCounter, 0 mSdLazyCounter, 815 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 603 SdHoareTripleChecker+Valid, 1366 SdHoareTripleChecker+Invalid, 898 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 815 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:16,352 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [603 Valid, 1366 Invalid, 898 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 815 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:40:16,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9123 states. [2022-02-10 23:40:16,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9123 to 7267. [2022-02-10 23:40:16,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7267 states, 7265 states have (on average 2.790089470061941) internal successors, (20270), 7266 states have internal predecessors, (20270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:16,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7267 states to 7267 states and 20270 transitions. [2022-02-10 23:40:16,462 INFO L78 Accepts]: Start accepts. Automaton has 7267 states and 20270 transitions. Word has length 100 [2022-02-10 23:40:16,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:16,462 INFO L470 AbstractCegarLoop]: Abstraction has 7267 states and 20270 transitions. [2022-02-10 23:40:16,462 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) [2022-02-10 23:40:16,462 INFO L276 IsEmpty]: Start isEmpty. Operand 7267 states and 20270 transitions. [2022-02-10 23:40:16,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:16,468 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:16,468 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:16,468 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable255 [2022-02-10 23:40:16,468 INFO L402 AbstractCegarLoop]: === Iteration 257 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:16,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:16,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1705142466, now seen corresponding path program 58 times [2022-02-10 23:40:16,469 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:16,469 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325034383] [2022-02-10 23:40:16,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:16,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:16,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:17,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:17,252 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:17,252 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325034383] [2022-02-10 23:40:17,253 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325034383] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:17,253 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:17,253 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:17,253 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962530060] [2022-02-10 23:40:17,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:17,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:17,253 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:17,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:17,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:17,254 INFO L87 Difference]: Start difference. First operand 7267 states and 20270 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:18,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:18,352 INFO L93 Difference]: Finished difference Result 9599 states and 26297 transitions. [2022-02-10 23:40:18,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:40:18,353 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:18,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:18,368 INFO L225 Difference]: With dead ends: 9599 [2022-02-10 23:40:18,368 INFO L226 Difference]: Without dead ends: 9599 [2022-02-10 23:40:18,368 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:40:18,368 INFO L934 BasicCegarLoop]: 232 mSDtfsCounter, 653 mSDsluCounter, 889 mSDsCounter, 0 mSdLazyCounter, 664 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 653 SdHoareTripleChecker+Valid, 1111 SdHoareTripleChecker+Invalid, 762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 664 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:18,369 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [653 Valid, 1111 Invalid, 762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 664 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:40:18,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9599 states. [2022-02-10 23:40:18,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9599 to 7309. [2022-02-10 23:40:18,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7309 states, 7307 states have (on average 2.791022307376488) internal successors, (20394), 7308 states have internal predecessors, (20394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:18,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 20394 transitions. [2022-02-10 23:40:18,480 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 20394 transitions. Word has length 100 [2022-02-10 23:40:18,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:18,480 INFO L470 AbstractCegarLoop]: Abstraction has 7309 states and 20394 transitions. [2022-02-10 23:40:18,480 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:18,480 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 20394 transitions. [2022-02-10 23:40:18,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:18,486 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:18,486 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:18,486 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable256 [2022-02-10 23:40:18,486 INFO L402 AbstractCegarLoop]: === Iteration 258 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:18,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:18,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1976893468, now seen corresponding path program 59 times [2022-02-10 23:40:18,487 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:18,487 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185870696] [2022-02-10 23:40:18,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:18,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:18,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:19,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:19,373 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:19,373 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185870696] [2022-02-10 23:40:19,373 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185870696] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:19,373 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:19,373 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:19,373 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446165695] [2022-02-10 23:40:19,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:19,373 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:19,373 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:19,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:19,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:19,374 INFO L87 Difference]: Start difference. First operand 7309 states and 20394 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:20,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:20,846 INFO L93 Difference]: Finished difference Result 9522 states and 26084 transitions. [2022-02-10 23:40:20,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:40:20,847 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:20,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:20,861 INFO L225 Difference]: With dead ends: 9522 [2022-02-10 23:40:20,862 INFO L226 Difference]: Without dead ends: 9522 [2022-02-10 23:40:20,862 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:40:20,862 INFO L934 BasicCegarLoop]: 241 mSDtfsCounter, 564 mSDsluCounter, 1412 mSDsCounter, 0 mSdLazyCounter, 1004 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 564 SdHoareTripleChecker+Valid, 1639 SdHoareTripleChecker+Invalid, 1091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 1004 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:20,862 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [564 Valid, 1639 Invalid, 1091 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 1004 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:40:20,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9522 states. [2022-02-10 23:40:20,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9522 to 7330. [2022-02-10 23:40:20,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:20,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-02-10 23:40:20,975 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-02-10 23:40:20,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:20,976 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-02-10 23:40:20,976 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:20,976 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-02-10 23:40:20,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:20,982 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:20,982 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:20,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable257 [2022-02-10 23:40:20,982 INFO L402 AbstractCegarLoop]: === Iteration 259 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:20,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:20,982 INFO L85 PathProgramCache]: Analyzing trace with hash -340016264, now seen corresponding path program 60 times [2022-02-10 23:40:20,983 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:20,983 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645101750] [2022-02-10 23:40:20,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:20,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:21,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:21,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:21,959 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:21,959 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645101750] [2022-02-10 23:40:21,959 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645101750] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:21,959 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:21,959 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:21,959 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031234979] [2022-02-10 23:40:21,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:21,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:21,959 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:21,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:21,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:21,960 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:23,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:23,521 INFO L93 Difference]: Finished difference Result 9480 states and 25987 transitions. [2022-02-10 23:40:23,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:23,522 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:23,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:23,539 INFO L225 Difference]: With dead ends: 9480 [2022-02-10 23:40:23,539 INFO L226 Difference]: Without dead ends: 9480 [2022-02-10 23:40:23,539 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:23,539 INFO L934 BasicCegarLoop]: 252 mSDtfsCounter, 558 mSDsluCounter, 1454 mSDsCounter, 0 mSdLazyCounter, 1041 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 558 SdHoareTripleChecker+Valid, 1692 SdHoareTripleChecker+Invalid, 1124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1041 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:23,539 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [558 Valid, 1692 Invalid, 1124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1041 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:40:23,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9480 states. [2022-02-10 23:40:23,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9480 to 7225. [2022-02-10 23:40:23,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7225 states, 7223 states have (on average 2.7891457843001524) internal successors, (20146), 7224 states have internal predecessors, (20146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:23,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7225 states to 7225 states and 20146 transitions. [2022-02-10 23:40:23,667 INFO L78 Accepts]: Start accepts. Automaton has 7225 states and 20146 transitions. Word has length 100 [2022-02-10 23:40:23,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:23,667 INFO L470 AbstractCegarLoop]: Abstraction has 7225 states and 20146 transitions. [2022-02-10 23:40:23,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:23,667 INFO L276 IsEmpty]: Start isEmpty. Operand 7225 states and 20146 transitions. [2022-02-10 23:40:23,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:23,673 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:23,674 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:23,674 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable258 [2022-02-10 23:40:23,674 INFO L402 AbstractCegarLoop]: === Iteration 260 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:23,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:23,674 INFO L85 PathProgramCache]: Analyzing trace with hash 1641849892, now seen corresponding path program 61 times [2022-02-10 23:40:23,674 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:23,674 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209125870] [2022-02-10 23:40:23,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:23,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:23,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:24,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:24,449 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:24,449 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209125870] [2022-02-10 23:40:24,449 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209125870] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:24,449 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:24,450 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:24,450 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137945972] [2022-02-10 23:40:24,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:24,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:24,450 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:24,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:24,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:24,450 INFO L87 Difference]: Start difference. First operand 7225 states and 20146 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:25,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:25,634 INFO L93 Difference]: Finished difference Result 8612 states and 23485 transitions. [2022-02-10 23:40:25,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:40:25,635 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:25,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:25,648 INFO L225 Difference]: With dead ends: 8612 [2022-02-10 23:40:25,648 INFO L226 Difference]: Without dead ends: 8612 [2022-02-10 23:40:25,648 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:40:25,648 INFO L934 BasicCegarLoop]: 221 mSDtfsCounter, 601 mSDsluCounter, 1031 mSDsCounter, 0 mSdLazyCounter, 764 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 601 SdHoareTripleChecker+Valid, 1242 SdHoareTripleChecker+Invalid, 848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:25,649 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [601 Valid, 1242 Invalid, 848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 764 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:40:25,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8612 states. [2022-02-10 23:40:25,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8612 to 7183. [2022-02-10 23:40:25,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7183 states, 7181 states have (on average 2.788191059740983) internal successors, (20022), 7182 states have internal predecessors, (20022), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:25,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7183 states to 7183 states and 20022 transitions. [2022-02-10 23:40:25,746 INFO L78 Accepts]: Start accepts. Automaton has 7183 states and 20022 transitions. Word has length 100 [2022-02-10 23:40:25,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:25,746 INFO L470 AbstractCegarLoop]: Abstraction has 7183 states and 20022 transitions. [2022-02-10 23:40:25,746 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) [2022-02-10 23:40:25,746 INFO L276 IsEmpty]: Start isEmpty. Operand 7183 states and 20022 transitions. [2022-02-10 23:40:25,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:25,752 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:25,752 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:25,752 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable259 [2022-02-10 23:40:25,752 INFO L402 AbstractCegarLoop]: === Iteration 261 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:25,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:25,752 INFO L85 PathProgramCache]: Analyzing trace with hash 100733166, now seen corresponding path program 62 times [2022-02-10 23:40:25,752 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:25,752 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140197883] [2022-02-10 23:40:25,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:25,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:25,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:26,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:26,547 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:26,547 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140197883] [2022-02-10 23:40:26,547 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140197883] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:26,547 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:26,547 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:26,547 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530048100] [2022-02-10 23:40:26,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:26,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:26,547 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:26,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:26,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:26,548 INFO L87 Difference]: Start difference. First operand 7183 states and 20022 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:27,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:27,762 INFO L93 Difference]: Finished difference Result 8969 states and 24480 transitions. [2022-02-10 23:40:27,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:40:27,762 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:27,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:27,776 INFO L225 Difference]: With dead ends: 8969 [2022-02-10 23:40:27,777 INFO L226 Difference]: Without dead ends: 8969 [2022-02-10 23:40:27,777 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:40:27,777 INFO L934 BasicCegarLoop]: 230 mSDtfsCounter, 585 mSDsluCounter, 1054 mSDsCounter, 0 mSdLazyCounter, 772 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 585 SdHoareTripleChecker+Valid, 1273 SdHoareTripleChecker+Invalid, 870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:27,777 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [585 Valid, 1273 Invalid, 870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 772 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:40:27,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8969 states. [2022-02-10 23:40:27,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8969 to 7204. [2022-02-10 23:40:27,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7204 states, 7202 states have (on average 2.788669813940572) internal successors, (20084), 7203 states have internal predecessors, (20084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:27,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7204 states to 7204 states and 20084 transitions. [2022-02-10 23:40:27,879 INFO L78 Accepts]: Start accepts. Automaton has 7204 states and 20084 transitions. Word has length 100 [2022-02-10 23:40:27,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:27,880 INFO L470 AbstractCegarLoop]: Abstraction has 7204 states and 20084 transitions. [2022-02-10 23:40:27,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:27,880 INFO L276 IsEmpty]: Start isEmpty. Operand 7204 states and 20084 transitions. [2022-02-10 23:40:27,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:27,885 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:27,885 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:27,885 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260 [2022-02-10 23:40:27,886 INFO L402 AbstractCegarLoop]: === Iteration 262 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:27,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:27,886 INFO L85 PathProgramCache]: Analyzing trace with hash 1737610370, now seen corresponding path program 63 times [2022-02-10 23:40:27,886 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:27,886 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465268726] [2022-02-10 23:40:27,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:27,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:27,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:28,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:28,913 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:28,913 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465268726] [2022-02-10 23:40:28,913 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465268726] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:28,913 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:28,913 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:28,913 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949685650] [2022-02-10 23:40:28,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:28,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:28,913 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:28,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:28,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:28,914 INFO L87 Difference]: Start difference. First operand 7204 states and 20084 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:30,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:30,247 INFO L93 Difference]: Finished difference Result 8927 states and 24383 transitions. [2022-02-10 23:40:30,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:30,247 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:30,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:30,263 INFO L225 Difference]: With dead ends: 8927 [2022-02-10 23:40:30,263 INFO L226 Difference]: Without dead ends: 8927 [2022-02-10 23:40:30,263 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:30,263 INFO L934 BasicCegarLoop]: 241 mSDtfsCounter, 590 mSDsluCounter, 1053 mSDsCounter, 0 mSdLazyCounter, 793 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 1284 SdHoareTripleChecker+Invalid, 899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 793 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:30,263 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [590 Valid, 1284 Invalid, 899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 793 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:40:30,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8927 states. [2022-02-10 23:40:30,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8927 to 7141. [2022-02-10 23:40:30,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7141 states, 7139 states have (on average 2.7872251015548395) internal successors, (19898), 7140 states have internal predecessors, (19898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:30,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7141 states to 7141 states and 19898 transitions. [2022-02-10 23:40:30,372 INFO L78 Accepts]: Start accepts. Automaton has 7141 states and 19898 transitions. Word has length 100 [2022-02-10 23:40:30,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:30,372 INFO L470 AbstractCegarLoop]: Abstraction has 7141 states and 19898 transitions. [2022-02-10 23:40:30,372 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:30,372 INFO L276 IsEmpty]: Start isEmpty. Operand 7141 states and 19898 transitions. [2022-02-10 23:40:30,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:30,378 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:30,378 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:30,378 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261 [2022-02-10 23:40:30,378 INFO L402 AbstractCegarLoop]: === Iteration 263 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:30,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:30,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1748434988, now seen corresponding path program 64 times [2022-02-10 23:40:30,379 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:30,379 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108596809] [2022-02-10 23:40:30,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:30,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:30,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:31,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:31,177 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:31,177 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108596809] [2022-02-10 23:40:31,177 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108596809] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:31,177 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:31,177 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:31,177 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078610628] [2022-02-10 23:40:31,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:31,177 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:31,178 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:31,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:31,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:31,178 INFO L87 Difference]: Start difference. First operand 7141 states and 19898 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:32,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:32,265 INFO L93 Difference]: Finished difference Result 9053 states and 24744 transitions. [2022-02-10 23:40:32,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:40:32,265 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 [2022-02-10 23:40:32,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:32,279 INFO L225 Difference]: With dead ends: 9053 [2022-02-10 23:40:32,279 INFO L226 Difference]: Without dead ends: 9053 [2022-02-10 23:40:32,280 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:40:32,280 INFO L934 BasicCegarLoop]: 230 mSDtfsCounter, 587 mSDsluCounter, 886 mSDsCounter, 0 mSdLazyCounter, 661 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 587 SdHoareTripleChecker+Valid, 1107 SdHoareTripleChecker+Invalid, 759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 661 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:32,280 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [587 Valid, 1107 Invalid, 759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 661 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:40:32,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9053 states. [2022-02-10 23:40:32,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9053 to 7183. [2022-02-10 23:40:32,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7183 states, 7181 states have (on average 2.788191059740983) internal successors, (20022), 7182 states have internal predecessors, (20022), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:32,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7183 states to 7183 states and 20022 transitions. [2022-02-10 23:40:32,385 INFO L78 Accepts]: Start accepts. Automaton has 7183 states and 20022 transitions. Word has length 100 [2022-02-10 23:40:32,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:32,385 INFO L470 AbstractCegarLoop]: Abstraction has 7183 states and 20022 transitions. [2022-02-10 23:40:32,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:32,385 INFO L276 IsEmpty]: Start isEmpty. Operand 7183 states and 20022 transitions. [2022-02-10 23:40:32,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:32,391 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:32,391 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:32,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262 [2022-02-10 23:40:32,391 INFO L402 AbstractCegarLoop]: === Iteration 264 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:32,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:32,392 INFO L85 PathProgramCache]: Analyzing trace with hash -909655104, now seen corresponding path program 65 times [2022-02-10 23:40:32,392 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:32,392 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305826370] [2022-02-10 23:40:32,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:32,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:32,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:33,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:33,304 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:33,304 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305826370] [2022-02-10 23:40:33,304 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305826370] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:33,304 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:33,304 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:33,304 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479629058] [2022-02-10 23:40:33,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:33,304 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:33,304 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:33,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:33,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:33,305 INFO L87 Difference]: Start difference. First operand 7183 states and 20022 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:34,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:34,652 INFO L93 Difference]: Finished difference Result 9347 states and 25580 transitions. [2022-02-10 23:40:34,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:34,652 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:34,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:34,666 INFO L225 Difference]: With dead ends: 9347 [2022-02-10 23:40:34,666 INFO L226 Difference]: Without dead ends: 9347 [2022-02-10 23:40:34,667 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:34,667 INFO L934 BasicCegarLoop]: 241 mSDtfsCounter, 696 mSDsluCounter, 1004 mSDsCounter, 0 mSdLazyCounter, 776 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 696 SdHoareTripleChecker+Valid, 1235 SdHoareTripleChecker+Invalid, 889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 776 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:34,667 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [696 Valid, 1235 Invalid, 889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 776 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:40:34,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9347 states. [2022-02-10 23:40:34,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9347 to 7162. [2022-02-10 23:40:34,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7162 states, 7160 states have (on average 2.787709497206704) internal successors, (19960), 7161 states have internal predecessors, (19960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:34,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7162 states to 7162 states and 19960 transitions. [2022-02-10 23:40:34,780 INFO L78 Accepts]: Start accepts. Automaton has 7162 states and 19960 transitions. Word has length 100 [2022-02-10 23:40:34,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:34,781 INFO L470 AbstractCegarLoop]: Abstraction has 7162 states and 19960 transitions. [2022-02-10 23:40:34,781 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:34,781 INFO L276 IsEmpty]: Start isEmpty. Operand 7162 states and 19960 transitions. [2022-02-10 23:40:34,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:34,787 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:34,787 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:34,787 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable263 [2022-02-10 23:40:34,787 INFO L402 AbstractCegarLoop]: === Iteration 265 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:34,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:34,788 INFO L85 PathProgramCache]: Analyzing trace with hash -1912916252, now seen corresponding path program 66 times [2022-02-10 23:40:34,788 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:34,788 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508729993] [2022-02-10 23:40:34,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:34,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:34,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:36,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:36,004 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:36,004 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508729993] [2022-02-10 23:40:36,004 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508729993] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:36,004 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:36,004 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:36,004 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431711190] [2022-02-10 23:40:36,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:36,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:36,004 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:36,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:36,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:36,005 INFO L87 Difference]: Start difference. First operand 7162 states and 19960 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:37,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:37,765 INFO L93 Difference]: Finished difference Result 9242 states and 25281 transitions. [2022-02-10 23:40:37,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:37,766 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:37,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:37,780 INFO L225 Difference]: With dead ends: 9242 [2022-02-10 23:40:37,780 INFO L226 Difference]: Without dead ends: 9242 [2022-02-10 23:40:37,780 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:37,780 INFO L934 BasicCegarLoop]: 243 mSDtfsCounter, 561 mSDsluCounter, 1444 mSDsCounter, 0 mSdLazyCounter, 1111 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 561 SdHoareTripleChecker+Valid, 1673 SdHoareTripleChecker+Invalid, 1210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:37,780 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [561 Valid, 1673 Invalid, 1210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1111 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:40:37,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9242 states. [2022-02-10 23:40:37,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9242 to 7099. [2022-02-10 23:40:37,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7099 states, 7097 states have (on average 2.7862477103001266) internal successors, (19774), 7098 states have internal predecessors, (19774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:37,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7099 states to 7099 states and 19774 transitions. [2022-02-10 23:40:37,889 INFO L78 Accepts]: Start accepts. Automaton has 7099 states and 19774 transitions. Word has length 100 [2022-02-10 23:40:37,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:37,889 INFO L470 AbstractCegarLoop]: Abstraction has 7099 states and 19774 transitions. [2022-02-10 23:40:37,889 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:37,889 INFO L276 IsEmpty]: Start isEmpty. Operand 7099 states and 19774 transitions. [2022-02-10 23:40:37,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:37,894 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:37,894 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:37,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264 [2022-02-10 23:40:37,895 INFO L402 AbstractCegarLoop]: === Iteration 266 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:37,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:37,895 INFO L85 PathProgramCache]: Analyzing trace with hash 1417194254, now seen corresponding path program 67 times [2022-02-10 23:40:37,895 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:37,895 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904650935] [2022-02-10 23:40:37,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:37,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:37,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:38,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:38,918 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:38,918 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904650935] [2022-02-10 23:40:38,918 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904650935] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:38,918 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:38,918 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:38,918 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357134072] [2022-02-10 23:40:38,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:38,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:38,919 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:38,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:38,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:38,919 INFO L87 Difference]: Start difference. First operand 7099 states and 19774 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:40,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:40,126 INFO L93 Difference]: Finished difference Result 8451 states and 23024 transitions. [2022-02-10 23:40:40,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:40:40,126 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:40,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:40,140 INFO L225 Difference]: With dead ends: 8451 [2022-02-10 23:40:40,140 INFO L226 Difference]: Without dead ends: 8451 [2022-02-10 23:40:40,140 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:40:40,140 INFO L934 BasicCegarLoop]: 228 mSDtfsCounter, 668 mSDsluCounter, 996 mSDsCounter, 0 mSdLazyCounter, 754 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 668 SdHoareTripleChecker+Valid, 1214 SdHoareTripleChecker+Invalid, 847 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 754 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:40,140 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [668 Valid, 1214 Invalid, 847 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 754 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:40:40,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8451 states. [2022-02-10 23:40:40,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8451 to 7078. [2022-02-10 23:40:40,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7078 states, 7076 states have (on average 2.7857546636517805) internal successors, (19712), 7077 states have internal predecessors, (19712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:40,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7078 states to 7078 states and 19712 transitions. [2022-02-10 23:40:40,238 INFO L78 Accepts]: Start accepts. Automaton has 7078 states and 19712 transitions. Word has length 100 [2022-02-10 23:40:40,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:40,238 INFO L470 AbstractCegarLoop]: Abstraction has 7078 states and 19712 transitions. [2022-02-10 23:40:40,238 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:40,238 INFO L276 IsEmpty]: Start isEmpty. Operand 7078 states and 19712 transitions. [2022-02-10 23:40:40,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:40,244 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:40,244 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:40,244 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable265 [2022-02-10 23:40:40,244 INFO L402 AbstractCegarLoop]: === Iteration 267 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:40,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:40,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1240895838, now seen corresponding path program 68 times [2022-02-10 23:40:40,244 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:40,244 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109383167] [2022-02-10 23:40:40,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:40,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:40,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:41,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:41,080 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:41,080 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109383167] [2022-02-10 23:40:41,080 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109383167] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:41,080 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:41,080 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:41,080 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74179386] [2022-02-10 23:40:41,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:41,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:41,080 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:41,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:41,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:41,081 INFO L87 Difference]: Start difference. First operand 7078 states and 19712 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:42,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:42,439 INFO L93 Difference]: Finished difference Result 8745 states and 23860 transitions. [2022-02-10 23:40:42,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:42,440 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:42,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:42,454 INFO L225 Difference]: With dead ends: 8745 [2022-02-10 23:40:42,454 INFO L226 Difference]: Without dead ends: 8745 [2022-02-10 23:40:42,454 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:42,454 INFO L934 BasicCegarLoop]: 239 mSDtfsCounter, 676 mSDsluCounter, 1108 mSDsCounter, 0 mSdLazyCounter, 876 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 676 SdHoareTripleChecker+Valid, 1335 SdHoareTripleChecker+Invalid, 973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 876 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:42,454 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [676 Valid, 1335 Invalid, 973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 876 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:40:42,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8745 states. [2022-02-10 23:40:42,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8745 to 7057. [2022-02-10 23:40:42,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7057 states, 7055 states have (on average 2.7852586817859675) internal successors, (19650), 7056 states have internal predecessors, (19650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:42,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7057 states to 7057 states and 19650 transitions. [2022-02-10 23:40:42,567 INFO L78 Accepts]: Start accepts. Automaton has 7057 states and 19650 transitions. Word has length 100 [2022-02-10 23:40:42,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:42,567 INFO L470 AbstractCegarLoop]: Abstraction has 7057 states and 19650 transitions. [2022-02-10 23:40:42,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:42,567 INFO L276 IsEmpty]: Start isEmpty. Operand 7057 states and 19650 transitions. [2022-02-10 23:40:42,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:42,573 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:42,573 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:42,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable266 [2022-02-10 23:40:42,573 INFO L402 AbstractCegarLoop]: === Iteration 268 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:42,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:42,574 INFO L85 PathProgramCache]: Analyzing trace with hash 2050810310, now seen corresponding path program 69 times [2022-02-10 23:40:42,574 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:42,574 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100036455] [2022-02-10 23:40:42,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:42,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:42,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:43,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:43,765 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:43,765 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100036455] [2022-02-10 23:40:43,765 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100036455] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:43,765 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:43,765 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:43,766 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494270505] [2022-02-10 23:40:43,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:43,766 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:43,766 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:43,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:43,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:43,766 INFO L87 Difference]: Start difference. First operand 7057 states and 19650 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:45,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:45,524 INFO L93 Difference]: Finished difference Result 9039 states and 24696 transitions. [2022-02-10 23:40:45,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:45,524 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:45,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:45,539 INFO L225 Difference]: With dead ends: 9039 [2022-02-10 23:40:45,539 INFO L226 Difference]: Without dead ends: 9039 [2022-02-10 23:40:45,540 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:45,540 INFO L934 BasicCegarLoop]: 241 mSDtfsCounter, 756 mSDsluCounter, 1468 mSDsCounter, 0 mSdLazyCounter, 1183 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 756 SdHoareTripleChecker+Valid, 1693 SdHoareTripleChecker+Invalid, 1282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:45,540 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [756 Valid, 1693 Invalid, 1282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1183 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:40:45,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9039 states. [2022-02-10 23:40:45,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9039 to 7036. [2022-02-10 23:40:45,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7036 states, 7034 states have (on average 2.7847597384134204) internal successors, (19588), 7035 states have internal predecessors, (19588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:45,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7036 states to 7036 states and 19588 transitions. [2022-02-10 23:40:45,644 INFO L78 Accepts]: Start accepts. Automaton has 7036 states and 19588 transitions. Word has length 100 [2022-02-10 23:40:45,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:45,644 INFO L470 AbstractCegarLoop]: Abstraction has 7036 states and 19588 transitions. [2022-02-10 23:40:45,645 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:45,645 INFO L276 IsEmpty]: Start isEmpty. Operand 7036 states and 19588 transitions. [2022-02-10 23:40:45,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:45,651 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:45,651 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:45,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable267 [2022-02-10 23:40:45,651 INFO L402 AbstractCegarLoop]: === Iteration 269 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:45,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:45,651 INFO L85 PathProgramCache]: Analyzing trace with hash 489759096, now seen corresponding path program 70 times [2022-02-10 23:40:45,651 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:45,651 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735687178] [2022-02-10 23:40:45,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:45,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:45,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:46,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:46,924 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:46,924 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735687178] [2022-02-10 23:40:46,924 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735687178] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:46,924 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:46,924 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:46,924 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516870924] [2022-02-10 23:40:46,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:46,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:46,924 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:46,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:46,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:46,925 INFO L87 Difference]: Start difference. First operand 7036 states and 19588 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:48,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:48,546 INFO L93 Difference]: Finished difference Result 8563 states and 23331 transitions. [2022-02-10 23:40:48,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:48,546 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 [2022-02-10 23:40:48,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:48,561 INFO L225 Difference]: With dead ends: 8563 [2022-02-10 23:40:48,561 INFO L226 Difference]: Without dead ends: 8563 [2022-02-10 23:40:48,561 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:48,561 INFO L934 BasicCegarLoop]: 242 mSDtfsCounter, 578 mSDsluCounter, 1225 mSDsCounter, 0 mSdLazyCounter, 959 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 578 SdHoareTripleChecker+Valid, 1455 SdHoareTripleChecker+Invalid, 1053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:48,561 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [578 Valid, 1455 Invalid, 1053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 959 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:40:48,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8563 states. [2022-02-10 23:40:48,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8563 to 6476. [2022-02-10 23:40:48,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6476 states, 6474 states have (on average 2.7747914735866543) internal successors, (17964), 6475 states have internal predecessors, (17964), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:48,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6476 states to 6476 states and 17964 transitions. [2022-02-10 23:40:48,664 INFO L78 Accepts]: Start accepts. Automaton has 6476 states and 17964 transitions. Word has length 100 [2022-02-10 23:40:48,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:48,664 INFO L470 AbstractCegarLoop]: Abstraction has 6476 states and 17964 transitions. [2022-02-10 23:40:48,664 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:48,664 INFO L276 IsEmpty]: Start isEmpty. Operand 6476 states and 17964 transitions. [2022-02-10 23:40:48,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:48,669 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:48,670 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:48,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable268 [2022-02-10 23:40:48,670 INFO L402 AbstractCegarLoop]: === Iteration 270 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:48,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:48,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1061183396, now seen corresponding path program 51 times [2022-02-10 23:40:48,670 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:48,670 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372451887] [2022-02-10 23:40:48,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:48,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:48,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:49,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:49,383 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:49,383 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372451887] [2022-02-10 23:40:49,383 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372451887] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:49,383 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:49,383 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:49,383 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428126755] [2022-02-10 23:40:49,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:49,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:49,383 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:49,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:49,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:49,384 INFO L87 Difference]: Start difference. First operand 6476 states and 17964 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:50,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:50,508 INFO L93 Difference]: Finished difference Result 8282 states and 22350 transitions. [2022-02-10 23:40:50,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:40:50,509 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:50,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:50,522 INFO L225 Difference]: With dead ends: 8282 [2022-02-10 23:40:50,522 INFO L226 Difference]: Without dead ends: 8282 [2022-02-10 23:40:50,523 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:40:50,523 INFO L934 BasicCegarLoop]: 244 mSDtfsCounter, 613 mSDsluCounter, 1017 mSDsCounter, 0 mSdLazyCounter, 718 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 613 SdHoareTripleChecker+Valid, 1241 SdHoareTripleChecker+Invalid, 816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 718 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:50,523 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [613 Valid, 1241 Invalid, 816 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 718 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:40:50,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8282 states. [2022-02-10 23:40:50,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8282 to 6532. [2022-02-10 23:40:50,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6532 states, 6530 states have (on average 2.7761102603369068) internal successors, (18128), 6531 states have internal predecessors, (18128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:50,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6532 states to 6532 states and 18128 transitions. [2022-02-10 23:40:50,624 INFO L78 Accepts]: Start accepts. Automaton has 6532 states and 18128 transitions. Word has length 100 [2022-02-10 23:40:50,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:50,624 INFO L470 AbstractCegarLoop]: Abstraction has 6532 states and 18128 transitions. [2022-02-10 23:40:50,624 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:50,624 INFO L276 IsEmpty]: Start isEmpty. Operand 6532 states and 18128 transitions. [2022-02-10 23:40:50,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:50,629 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:50,630 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:50,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable269 [2022-02-10 23:40:50,630 INFO L402 AbstractCegarLoop]: === Iteration 271 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:50,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:50,630 INFO L85 PathProgramCache]: Analyzing trace with hash 723005254, now seen corresponding path program 52 times [2022-02-10 23:40:50,630 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:50,630 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325924007] [2022-02-10 23:40:50,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:50,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:50,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:51,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:51,440 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:51,440 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325924007] [2022-02-10 23:40:51,440 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325924007] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:51,440 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:51,440 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:51,441 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303592347] [2022-02-10 23:40:51,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:51,441 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:51,441 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:51,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:51,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:51,441 INFO L87 Difference]: Start difference. First operand 6532 states and 18128 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:52,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:52,753 INFO L93 Difference]: Finished difference Result 8592 states and 23174 transitions. [2022-02-10 23:40:52,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:40:52,754 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:52,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:52,767 INFO L225 Difference]: With dead ends: 8592 [2022-02-10 23:40:52,767 INFO L226 Difference]: Without dead ends: 8592 [2022-02-10 23:40:52,768 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:40:52,768 INFO L934 BasicCegarLoop]: 253 mSDtfsCounter, 634 mSDsluCounter, 1145 mSDsCounter, 0 mSdLazyCounter, 831 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 634 SdHoareTripleChecker+Valid, 1379 SdHoareTripleChecker+Invalid, 939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:52,768 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [634 Valid, 1379 Invalid, 939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 831 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:40:52,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8592 states. [2022-02-10 23:40:52,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8592 to 6546. [2022-02-10 23:40:52,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6546 states, 6544 states have (on average 2.7764364303178484) internal successors, (18169), 6545 states have internal predecessors, (18169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:52,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6546 states to 6546 states and 18169 transitions. [2022-02-10 23:40:52,863 INFO L78 Accepts]: Start accepts. Automaton has 6546 states and 18169 transitions. Word has length 100 [2022-02-10 23:40:52,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:52,863 INFO L470 AbstractCegarLoop]: Abstraction has 6546 states and 18169 transitions. [2022-02-10 23:40:52,863 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:52,863 INFO L276 IsEmpty]: Start isEmpty. Operand 6546 states and 18169 transitions. [2022-02-10 23:40:52,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:52,869 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:52,869 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:52,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable270 [2022-02-10 23:40:52,869 INFO L402 AbstractCegarLoop]: === Iteration 272 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:52,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:52,869 INFO L85 PathProgramCache]: Analyzing trace with hash -1135080262, now seen corresponding path program 53 times [2022-02-10 23:40:52,869 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:52,869 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105263462] [2022-02-10 23:40:52,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:52,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:52,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:53,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:53,966 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:53,966 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105263462] [2022-02-10 23:40:53,966 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105263462] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:53,966 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:53,966 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:53,966 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480993428] [2022-02-10 23:40:53,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:53,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:53,966 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:53,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:53,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:53,967 INFO L87 Difference]: Start difference. First operand 6546 states and 18169 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:55,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:55,543 INFO L93 Difference]: Finished difference Result 8548 states and 23101 transitions. [2022-02-10 23:40:55,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:55,543 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 [2022-02-10 23:40:55,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:55,557 INFO L225 Difference]: With dead ends: 8548 [2022-02-10 23:40:55,557 INFO L226 Difference]: Without dead ends: 8548 [2022-02-10 23:40:55,558 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:55,558 INFO L934 BasicCegarLoop]: 264 mSDtfsCounter, 634 mSDsluCounter, 1438 mSDsCounter, 0 mSdLazyCounter, 1055 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 634 SdHoareTripleChecker+Valid, 1673 SdHoareTripleChecker+Invalid, 1152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 1055 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:55,558 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [634 Valid, 1673 Invalid, 1152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1055 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:40:55,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8548 states. [2022-02-10 23:40:55,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8548 to 6504. [2022-02-10 23:40:55,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6504 states, 6502 states have (on average 2.77545370655183) internal successors, (18046), 6503 states have internal predecessors, (18046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:55,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6504 states to 6504 states and 18046 transitions. [2022-02-10 23:40:55,661 INFO L78 Accepts]: Start accepts. Automaton has 6504 states and 18046 transitions. Word has length 100 [2022-02-10 23:40:55,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:55,661 INFO L470 AbstractCegarLoop]: Abstraction has 6504 states and 18046 transitions. [2022-02-10 23:40:55,661 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:55,661 INFO L276 IsEmpty]: Start isEmpty. Operand 6504 states and 18046 transitions. [2022-02-10 23:40:55,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:55,667 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:55,667 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:55,667 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable271 [2022-02-10 23:40:55,667 INFO L402 AbstractCegarLoop]: === Iteration 273 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:55,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:55,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1919008668, now seen corresponding path program 54 times [2022-02-10 23:40:55,668 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:55,668 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805735701] [2022-02-10 23:40:55,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:55,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:55,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:56,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:56,492 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:56,492 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805735701] [2022-02-10 23:40:56,492 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805735701] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:56,492 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:56,492 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:56,492 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203024935] [2022-02-10 23:40:56,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:56,492 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:56,492 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:56,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:56,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:56,493 INFO L87 Difference]: Start difference. First operand 6504 states and 18046 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:57,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:57,801 INFO L93 Difference]: Finished difference Result 8356 states and 22590 transitions. [2022-02-10 23:40:57,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:40:57,801 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:57,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:57,814 INFO L225 Difference]: With dead ends: 8356 [2022-02-10 23:40:57,814 INFO L226 Difference]: Without dead ends: 8356 [2022-02-10 23:40:57,814 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:40:57,815 INFO L934 BasicCegarLoop]: 255 mSDtfsCounter, 685 mSDsluCounter, 1112 mSDsCounter, 0 mSdLazyCounter, 858 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 685 SdHoareTripleChecker+Valid, 1348 SdHoareTripleChecker+Invalid, 967 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 858 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:57,815 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [685 Valid, 1348 Invalid, 967 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 858 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:40:57,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8356 states. [2022-02-10 23:40:57,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8356 to 6532. [2022-02-10 23:40:57,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6532 states, 6530 states have (on average 2.7761102603369068) internal successors, (18128), 6531 states have internal predecessors, (18128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:57,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6532 states to 6532 states and 18128 transitions. [2022-02-10 23:40:57,911 INFO L78 Accepts]: Start accepts. Automaton has 6532 states and 18128 transitions. Word has length 100 [2022-02-10 23:40:57,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:57,911 INFO L470 AbstractCegarLoop]: Abstraction has 6532 states and 18128 transitions. [2022-02-10 23:40:57,911 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:57,912 INFO L276 IsEmpty]: Start isEmpty. Operand 6532 states and 18128 transitions. [2022-02-10 23:40:57,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:57,917 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:57,917 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:57,917 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272 [2022-02-10 23:40:57,917 INFO L402 AbstractCegarLoop]: === Iteration 274 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:57,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:57,917 INFO L85 PathProgramCache]: Analyzing trace with hash 517873112, now seen corresponding path program 55 times [2022-02-10 23:40:57,917 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:57,917 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39690592] [2022-02-10 23:40:57,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:57,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:57,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:58,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:58,848 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:58,848 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39690592] [2022-02-10 23:40:58,848 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39690592] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:58,848 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:58,848 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:58,848 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49403884] [2022-02-10 23:40:58,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:58,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:58,849 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:58,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:58,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:58,849 INFO L87 Difference]: Start difference. First operand 6532 states and 18128 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:00,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:00,603 INFO L93 Difference]: Finished difference Result 8608 states and 23300 transitions. [2022-02-10 23:41:00,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:41:00,603 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 [2022-02-10 23:41:00,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:00,618 INFO L225 Difference]: With dead ends: 8608 [2022-02-10 23:41:00,618 INFO L226 Difference]: Without dead ends: 8608 [2022-02-10 23:41:00,618 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:41:00,618 INFO L934 BasicCegarLoop]: 266 mSDtfsCounter, 613 mSDsluCounter, 1695 mSDsCounter, 0 mSdLazyCounter, 1272 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 613 SdHoareTripleChecker+Valid, 1931 SdHoareTripleChecker+Invalid, 1360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 1272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:00,618 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [613 Valid, 1931 Invalid, 1360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1272 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:41:00,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8608 states. [2022-02-10 23:41:00,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8608 to 6518. [2022-02-10 23:41:00,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6518 states, 6516 states have (on average 2.7757826887661143) internal successors, (18087), 6517 states have internal predecessors, (18087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:00,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6518 states to 6518 states and 18087 transitions. [2022-02-10 23:41:00,716 INFO L78 Accepts]: Start accepts. Automaton has 6518 states and 18087 transitions. Word has length 100 [2022-02-10 23:41:00,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:00,716 INFO L470 AbstractCegarLoop]: Abstraction has 6518 states and 18087 transitions. [2022-02-10 23:41:00,716 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:00,717 INFO L276 IsEmpty]: Start isEmpty. Operand 6518 states and 18087 transitions. [2022-02-10 23:41:00,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:00,722 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:00,722 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:00,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273 [2022-02-10 23:41:00,722 INFO L402 AbstractCegarLoop]: === Iteration 275 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:00,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:00,722 INFO L85 PathProgramCache]: Analyzing trace with hash -1455049956, now seen corresponding path program 56 times [2022-02-10 23:41:00,722 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:00,722 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140127252] [2022-02-10 23:41:00,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:00,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:00,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:01,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:01,962 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:01,962 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140127252] [2022-02-10 23:41:01,963 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1140127252] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:01,963 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:01,963 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:01,963 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911744719] [2022-02-10 23:41:01,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:01,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:01,963 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:01,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:01,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:01,963 INFO L87 Difference]: Start difference. First operand 6518 states and 18087 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:03,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:03,709 INFO L93 Difference]: Finished difference Result 8774 states and 23786 transitions. [2022-02-10 23:41:03,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:41:03,710 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:03,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:03,724 INFO L225 Difference]: With dead ends: 8774 [2022-02-10 23:41:03,724 INFO L226 Difference]: Without dead ends: 8774 [2022-02-10 23:41:03,724 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:41:03,724 INFO L934 BasicCegarLoop]: 269 mSDtfsCounter, 726 mSDsluCounter, 1460 mSDsCounter, 0 mSdLazyCounter, 1167 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 726 SdHoareTripleChecker+Valid, 1700 SdHoareTripleChecker+Invalid, 1270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 1167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:03,724 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [726 Valid, 1700 Invalid, 1270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 1167 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:41:03,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8774 states. [2022-02-10 23:41:03,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8774 to 6476. [2022-02-10 23:41:03,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6476 states, 6474 states have (on average 2.7747914735866543) internal successors, (17964), 6475 states have internal predecessors, (17964), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:03,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6476 states to 6476 states and 17964 transitions. [2022-02-10 23:41:03,824 INFO L78 Accepts]: Start accepts. Automaton has 6476 states and 17964 transitions. Word has length 100 [2022-02-10 23:41:03,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:03,824 INFO L470 AbstractCegarLoop]: Abstraction has 6476 states and 17964 transitions. [2022-02-10 23:41:03,824 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:03,824 INFO L276 IsEmpty]: Start isEmpty. Operand 6476 states and 17964 transitions. [2022-02-10 23:41:03,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:03,830 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:03,830 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:03,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274 [2022-02-10 23:41:03,830 INFO L402 AbstractCegarLoop]: === Iteration 276 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:03,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:03,830 INFO L85 PathProgramCache]: Analyzing trace with hash 159657372, now seen corresponding path program 57 times [2022-02-10 23:41:03,830 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:03,830 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499411485] [2022-02-10 23:41:03,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:03,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:03,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:04,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:04,860 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:04,860 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499411485] [2022-02-10 23:41:04,860 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499411485] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:04,860 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:04,860 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:04,860 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913201180] [2022-02-10 23:41:04,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:04,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:04,861 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:04,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:04,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:04,861 INFO L87 Difference]: Start difference. First operand 6476 states and 17964 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:06,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:06,018 INFO L93 Difference]: Finished difference Result 8046 states and 21752 transitions. [2022-02-10 23:41:06,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:41:06,018 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:06,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:06,031 INFO L225 Difference]: With dead ends: 8046 [2022-02-10 23:41:06,031 INFO L226 Difference]: Without dead ends: 8046 [2022-02-10 23:41:06,031 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:41:06,031 INFO L934 BasicCegarLoop]: 240 mSDtfsCounter, 656 mSDsluCounter, 1152 mSDsCounter, 0 mSdLazyCounter, 794 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 656 SdHoareTripleChecker+Valid, 1372 SdHoareTripleChecker+Invalid, 881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 794 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:06,032 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [656 Valid, 1372 Invalid, 881 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 794 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:41:06,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8046 states. [2022-02-10 23:41:06,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8046 to 6462. [2022-02-10 23:41:06,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6462 states, 6460 states have (on average 2.7744582043343655) internal successors, (17923), 6461 states have internal predecessors, (17923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:06,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6462 states to 6462 states and 17923 transitions. [2022-02-10 23:41:06,173 INFO L78 Accepts]: Start accepts. Automaton has 6462 states and 17923 transitions. Word has length 100 [2022-02-10 23:41:06,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:06,173 INFO L470 AbstractCegarLoop]: Abstraction has 6462 states and 17923 transitions. [2022-02-10 23:41:06,173 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:06,174 INFO L276 IsEmpty]: Start isEmpty. Operand 6462 states and 17923 transitions. [2022-02-10 23:41:06,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:06,179 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:06,179 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:06,179 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275 [2022-02-10 23:41:06,179 INFO L402 AbstractCegarLoop]: === Iteration 277 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:06,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:06,182 INFO L85 PathProgramCache]: Analyzing trace with hash -21092670, now seen corresponding path program 58 times [2022-02-10 23:41:06,182 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:06,182 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381851652] [2022-02-10 23:41:06,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:06,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:06,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:06,866 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:06,866 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381851652] [2022-02-10 23:41:06,866 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381851652] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:06,866 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:06,866 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:06,866 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834457299] [2022-02-10 23:41:06,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:06,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:06,866 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:06,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:06,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:06,867 INFO L87 Difference]: Start difference. First operand 6462 states and 17923 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:08,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:08,333 INFO L93 Difference]: Finished difference Result 8450 states and 22828 transitions. [2022-02-10 23:41:08,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:41:08,333 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:08,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:08,347 INFO L225 Difference]: With dead ends: 8450 [2022-02-10 23:41:08,347 INFO L226 Difference]: Without dead ends: 8450 [2022-02-10 23:41:08,347 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:41:08,347 INFO L934 BasicCegarLoop]: 254 mSDtfsCounter, 614 mSDsluCounter, 1477 mSDsCounter, 0 mSdLazyCounter, 1065 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 614 SdHoareTripleChecker+Valid, 1707 SdHoareTripleChecker+Invalid, 1141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 1065 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:08,347 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [614 Valid, 1707 Invalid, 1141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 1065 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:41:08,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8450 states. [2022-02-10 23:41:08,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8450 to 6490. [2022-02-10 23:41:08,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6490 states, 6488 states have (on average 2.775123304562269) internal successors, (18005), 6489 states have internal predecessors, (18005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:08,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6490 states to 6490 states and 18005 transitions. [2022-02-10 23:41:08,443 INFO L78 Accepts]: Start accepts. Automaton has 6490 states and 18005 transitions. Word has length 100 [2022-02-10 23:41:08,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:08,443 INFO L470 AbstractCegarLoop]: Abstraction has 6490 states and 18005 transitions. [2022-02-10 23:41:08,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:08,443 INFO L276 IsEmpty]: Start isEmpty. Operand 6490 states and 18005 transitions. [2022-02-10 23:41:08,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:08,449 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:08,449 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:08,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable276 [2022-02-10 23:41:08,449 INFO L402 AbstractCegarLoop]: === Iteration 278 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:08,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:08,449 INFO L85 PathProgramCache]: Analyzing trace with hash -372571676, now seen corresponding path program 59 times [2022-02-10 23:41:08,449 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:08,449 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072942651] [2022-02-10 23:41:08,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:08,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:08,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:09,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:09,183 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:09,183 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072942651] [2022-02-10 23:41:09,183 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072942651] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:09,183 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:09,183 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:09,183 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529678146] [2022-02-10 23:41:09,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:09,184 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:09,184 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:09,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:09,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:09,184 INFO L87 Difference]: Start difference. First operand 6490 states and 18005 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:10,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:10,600 INFO L93 Difference]: Finished difference Result 8384 states and 22658 transitions. [2022-02-10 23:41:10,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:41:10,600 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:10,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:10,613 INFO L225 Difference]: With dead ends: 8384 [2022-02-10 23:41:10,614 INFO L226 Difference]: Without dead ends: 8384 [2022-02-10 23:41:10,614 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:41:10,614 INFO L934 BasicCegarLoop]: 263 mSDtfsCounter, 621 mSDsluCounter, 1422 mSDsCounter, 0 mSdLazyCounter, 1001 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 621 SdHoareTripleChecker+Valid, 1658 SdHoareTripleChecker+Invalid, 1091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 1001 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:10,614 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [621 Valid, 1658 Invalid, 1091 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 1001 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:41:10,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8384 states. [2022-02-10 23:41:10,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8384 to 6504. [2022-02-10 23:41:10,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6504 states, 6502 states have (on average 2.77545370655183) internal successors, (18046), 6503 states have internal predecessors, (18046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:10,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6504 states to 6504 states and 18046 transitions. [2022-02-10 23:41:10,708 INFO L78 Accepts]: Start accepts. Automaton has 6504 states and 18046 transitions. Word has length 100 [2022-02-10 23:41:10,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:10,708 INFO L470 AbstractCegarLoop]: Abstraction has 6504 states and 18046 transitions. [2022-02-10 23:41:10,708 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:10,708 INFO L276 IsEmpty]: Start isEmpty. Operand 6504 states and 18046 transitions. [2022-02-10 23:41:10,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:10,714 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:10,714 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:10,714 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable277 [2022-02-10 23:41:10,714 INFO L402 AbstractCegarLoop]: === Iteration 279 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:10,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:10,715 INFO L85 PathProgramCache]: Analyzing trace with hash 2064310104, now seen corresponding path program 60 times [2022-02-10 23:41:10,715 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:10,715 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391628929] [2022-02-10 23:41:10,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:10,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:10,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:11,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:11,741 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:11,741 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391628929] [2022-02-10 23:41:11,741 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391628929] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:11,742 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:11,742 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:11,742 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48960976] [2022-02-10 23:41:11,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:11,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:11,742 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:11,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:11,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:11,742 INFO L87 Difference]: Start difference. First operand 6504 states and 18046 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:13,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:13,216 INFO L93 Difference]: Finished difference Result 8340 states and 22585 transitions. [2022-02-10 23:41:13,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:41:13,216 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:13,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:13,230 INFO L225 Difference]: With dead ends: 8340 [2022-02-10 23:41:13,230 INFO L226 Difference]: Without dead ends: 8340 [2022-02-10 23:41:13,230 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:41:13,231 INFO L934 BasicCegarLoop]: 274 mSDtfsCounter, 605 mSDsluCounter, 1255 mSDsCounter, 0 mSdLazyCounter, 907 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 605 SdHoareTripleChecker+Valid, 1506 SdHoareTripleChecker+Invalid, 1000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:13,231 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [605 Valid, 1506 Invalid, 1000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 907 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:41:13,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8340 states. [2022-02-10 23:41:13,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8340 to 6434. [2022-02-10 23:41:13,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6434 states, 6432 states have (on average 2.7737873134328357) internal successors, (17841), 6433 states have internal predecessors, (17841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:13,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6434 states to 6434 states and 17841 transitions. [2022-02-10 23:41:13,336 INFO L78 Accepts]: Start accepts. Automaton has 6434 states and 17841 transitions. Word has length 100 [2022-02-10 23:41:13,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:13,336 INFO L470 AbstractCegarLoop]: Abstraction has 6434 states and 17841 transitions. [2022-02-10 23:41:13,336 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:13,336 INFO L276 IsEmpty]: Start isEmpty. Operand 6434 states and 17841 transitions. [2022-02-10 23:41:13,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:13,342 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:13,342 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:13,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable278 [2022-02-10 23:41:13,342 INFO L402 AbstractCegarLoop]: === Iteration 280 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:13,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:13,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1629365724, now seen corresponding path program 61 times [2022-02-10 23:41:13,342 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:13,342 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296034732] [2022-02-10 23:41:13,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:13,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:13,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:14,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:14,312 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:14,312 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296034732] [2022-02-10 23:41:14,312 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296034732] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:14,312 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:14,312 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:14,312 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490886300] [2022-02-10 23:41:14,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:14,312 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:14,313 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:14,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:14,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:14,313 INFO L87 Difference]: Start difference. First operand 6434 states and 17841 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:15,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:15,462 INFO L93 Difference]: Finished difference Result 7676 states and 20715 transitions. [2022-02-10 23:41:15,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:41:15,463 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:15,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:15,474 INFO L225 Difference]: With dead ends: 7676 [2022-02-10 23:41:15,474 INFO L226 Difference]: Without dead ends: 7676 [2022-02-10 23:41:15,474 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:41:15,474 INFO L934 BasicCegarLoop]: 243 mSDtfsCounter, 724 mSDsluCounter, 950 mSDsCounter, 0 mSdLazyCounter, 717 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 724 SdHoareTripleChecker+Valid, 1172 SdHoareTripleChecker+Invalid, 816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 717 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:15,475 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [724 Valid, 1172 Invalid, 816 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 717 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:41:15,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7676 states. [2022-02-10 23:41:15,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7676 to 6406. [2022-02-10 23:41:15,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6406 states, 6404 states have (on average 2.773110555902561) internal successors, (17759), 6405 states have internal predecessors, (17759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:15,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6406 states to 6406 states and 17759 transitions. [2022-02-10 23:41:15,564 INFO L78 Accepts]: Start accepts. Automaton has 6406 states and 17759 transitions. Word has length 100 [2022-02-10 23:41:15,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:15,564 INFO L470 AbstractCegarLoop]: Abstraction has 6406 states and 17759 transitions. [2022-02-10 23:41:15,564 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:15,564 INFO L276 IsEmpty]: Start isEmpty. Operand 6406 states and 17759 transitions. [2022-02-10 23:41:15,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:15,570 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:15,570 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:15,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable279 [2022-02-10 23:41:15,570 INFO L402 AbstractCegarLoop]: === Iteration 281 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:15,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:15,570 INFO L85 PathProgramCache]: Analyzing trace with hash 154822926, now seen corresponding path program 62 times [2022-02-10 23:41:15,570 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:15,570 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537308418] [2022-02-10 23:41:15,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:15,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:16,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:16,259 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:16,260 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537308418] [2022-02-10 23:41:16,260 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537308418] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:16,260 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:16,260 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:16,260 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104243362] [2022-02-10 23:41:16,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:16,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:16,260 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:16,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:16,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:16,260 INFO L87 Difference]: Start difference. First operand 6406 states and 17759 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:17,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:17,522 INFO L93 Difference]: Finished difference Result 7986 states and 21539 transitions. [2022-02-10 23:41:17,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:41:17,522 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:17,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:17,535 INFO L225 Difference]: With dead ends: 7986 [2022-02-10 23:41:17,535 INFO L226 Difference]: Without dead ends: 7986 [2022-02-10 23:41:17,535 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:41:17,535 INFO L934 BasicCegarLoop]: 252 mSDtfsCounter, 570 mSDsluCounter, 1278 mSDsCounter, 0 mSdLazyCounter, 891 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 570 SdHoareTripleChecker+Valid, 1505 SdHoareTripleChecker+Invalid, 987 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 891 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:17,535 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [570 Valid, 1505 Invalid, 987 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 891 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:41:17,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7986 states. [2022-02-10 23:41:17,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7986 to 6420. [2022-02-10 23:41:17,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6420 states, 6418 states have (on average 2.7734496727952633) internal successors, (17800), 6419 states have internal predecessors, (17800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:17,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6420 states to 6420 states and 17800 transitions. [2022-02-10 23:41:17,624 INFO L78 Accepts]: Start accepts. Automaton has 6420 states and 17800 transitions. Word has length 100 [2022-02-10 23:41:17,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:17,624 INFO L470 AbstractCegarLoop]: Abstraction has 6420 states and 17800 transitions. [2022-02-10 23:41:17,624 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:17,624 INFO L276 IsEmpty]: Start isEmpty. Operand 6420 states and 17800 transitions. [2022-02-10 23:41:17,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:17,629 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:17,630 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:17,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable280 [2022-02-10 23:41:17,630 INFO L402 AbstractCegarLoop]: === Iteration 282 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:17,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:17,630 INFO L85 PathProgramCache]: Analyzing trace with hash -1703262590, now seen corresponding path program 63 times [2022-02-10 23:41:17,630 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:17,630 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124151531] [2022-02-10 23:41:17,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:17,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:17,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:18,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:18,592 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:18,592 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124151531] [2022-02-10 23:41:18,592 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124151531] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:18,592 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:18,592 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:18,592 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198670863] [2022-02-10 23:41:18,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:18,592 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:18,592 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:18,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:18,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:18,592 INFO L87 Difference]: Start difference. First operand 6420 states and 17800 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:19,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:19,983 INFO L93 Difference]: Finished difference Result 7942 states and 21466 transitions. [2022-02-10 23:41:19,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:41:19,984 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:19,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:19,996 INFO L225 Difference]: With dead ends: 7942 [2022-02-10 23:41:19,996 INFO L226 Difference]: Without dead ends: 7942 [2022-02-10 23:41:19,996 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:41:19,997 INFO L934 BasicCegarLoop]: 263 mSDtfsCounter, 572 mSDsluCounter, 1202 mSDsCounter, 0 mSdLazyCounter, 877 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 572 SdHoareTripleChecker+Valid, 1443 SdHoareTripleChecker+Invalid, 973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:19,997 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [572 Valid, 1443 Invalid, 973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 877 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:41:20,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7942 states. [2022-02-10 23:41:20,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7942 to 6378. [2022-02-10 23:41:20,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6378 states, 6376 states have (on average 2.7724278544542034) internal successors, (17677), 6377 states have internal predecessors, (17677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:20,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6378 states to 6378 states and 17677 transitions. [2022-02-10 23:41:20,090 INFO L78 Accepts]: Start accepts. Automaton has 6378 states and 17677 transitions. Word has length 100 [2022-02-10 23:41:20,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:20,090 INFO L470 AbstractCegarLoop]: Abstraction has 6378 states and 17677 transitions. [2022-02-10 23:41:20,090 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:20,091 INFO L276 IsEmpty]: Start isEmpty. Operand 6378 states and 17677 transitions. [2022-02-10 23:41:20,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:20,096 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:20,096 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:20,096 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable281 [2022-02-10 23:41:20,096 INFO L402 AbstractCegarLoop]: === Iteration 283 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:20,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:20,096 INFO L85 PathProgramCache]: Analyzing trace with hash 1807776300, now seen corresponding path program 64 times [2022-02-10 23:41:20,096 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:20,097 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691419113] [2022-02-10 23:41:20,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:20,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:20,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:20,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:20,901 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:20,901 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691419113] [2022-02-10 23:41:20,901 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691419113] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:20,901 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:20,901 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:20,901 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024742901] [2022-02-10 23:41:20,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:20,901 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:20,901 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:20,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:20,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:20,902 INFO L87 Difference]: Start difference. First operand 6378 states and 17677 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:22,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:22,494 INFO L93 Difference]: Finished difference Result 8014 states and 21635 transitions. [2022-02-10 23:41:22,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:41:22,495 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:22,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:22,508 INFO L225 Difference]: With dead ends: 8014 [2022-02-10 23:41:22,508 INFO L226 Difference]: Without dead ends: 8014 [2022-02-10 23:41:22,508 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:41:22,509 INFO L934 BasicCegarLoop]: 252 mSDtfsCounter, 541 mSDsluCounter, 1765 mSDsCounter, 0 mSdLazyCounter, 1251 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 541 SdHoareTripleChecker+Valid, 1984 SdHoareTripleChecker+Invalid, 1333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 1251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:22,509 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [541 Valid, 1984 Invalid, 1333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 1251 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:41:22,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8014 states. [2022-02-10 23:41:22,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8014 to 6406. [2022-02-10 23:41:22,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6406 states, 6404 states have (on average 2.773110555902561) internal successors, (17759), 6405 states have internal predecessors, (17759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:22,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6406 states to 6406 states and 17759 transitions. [2022-02-10 23:41:22,607 INFO L78 Accepts]: Start accepts. Automaton has 6406 states and 17759 transitions. Word has length 100 [2022-02-10 23:41:22,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:22,607 INFO L470 AbstractCegarLoop]: Abstraction has 6406 states and 17759 transitions. [2022-02-10 23:41:22,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:22,608 INFO L276 IsEmpty]: Start isEmpty. Operand 6406 states and 17759 transitions. [2022-02-10 23:41:22,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:22,613 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:22,613 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:22,613 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable282 [2022-02-10 23:41:22,613 INFO L402 AbstractCegarLoop]: === Iteration 284 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:22,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:22,613 INFO L85 PathProgramCache]: Analyzing trace with hash -50309216, now seen corresponding path program 65 times [2022-02-10 23:41:22,613 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:22,613 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513195044] [2022-02-10 23:41:22,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:22,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:22,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:23,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:23,762 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:23,762 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513195044] [2022-02-10 23:41:23,762 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513195044] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:23,762 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:23,762 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:23,762 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957860114] [2022-02-10 23:41:23,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:23,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:23,762 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:23,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:23,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:23,763 INFO L87 Difference]: Start difference. First operand 6406 states and 17759 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:25,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:25,401 INFO L93 Difference]: Finished difference Result 8266 states and 22345 transitions. [2022-02-10 23:41:25,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:41:25,402 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:25,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:25,415 INFO L225 Difference]: With dead ends: 8266 [2022-02-10 23:41:25,415 INFO L226 Difference]: Without dead ends: 8266 [2022-02-10 23:41:25,416 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:41:25,416 INFO L934 BasicCegarLoop]: 263 mSDtfsCounter, 557 mSDsluCounter, 1588 mSDsCounter, 0 mSdLazyCounter, 1173 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 557 SdHoareTripleChecker+Valid, 1821 SdHoareTripleChecker+Invalid, 1269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 1173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:25,416 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [557 Valid, 1821 Invalid, 1269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 1173 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:41:25,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8266 states. [2022-02-10 23:41:25,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8266 to 6392. [2022-02-10 23:41:25,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6392 states, 6390 states have (on average 2.772769953051643) internal successors, (17718), 6391 states have internal predecessors, (17718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:25,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6392 states to 6392 states and 17718 transitions. [2022-02-10 23:41:25,515 INFO L78 Accepts]: Start accepts. Automaton has 6392 states and 17718 transitions. Word has length 100 [2022-02-10 23:41:25,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:25,515 INFO L470 AbstractCegarLoop]: Abstraction has 6392 states and 17718 transitions. [2022-02-10 23:41:25,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:25,515 INFO L276 IsEmpty]: Start isEmpty. Operand 6392 states and 17718 transitions. [2022-02-10 23:41:25,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:25,521 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:25,521 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:25,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283 [2022-02-10 23:41:25,521 INFO L402 AbstractCegarLoop]: === Iteration 285 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:25,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:25,521 INFO L85 PathProgramCache]: Analyzing trace with hash -2023232284, now seen corresponding path program 66 times [2022-02-10 23:41:25,521 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:25,521 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352315183] [2022-02-10 23:41:25,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:25,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:25,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:26,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:26,560 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:26,560 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352315183] [2022-02-10 23:41:26,560 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1352315183] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:26,560 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:26,560 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:26,560 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568273020] [2022-02-10 23:41:26,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:26,561 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:26,561 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:26,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:26,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:26,561 INFO L87 Difference]: Start difference. First operand 6392 states and 17718 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:28,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:28,079 INFO L93 Difference]: Finished difference Result 8208 states and 22217 transitions. [2022-02-10 23:41:28,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:41:28,079 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:28,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:28,093 INFO L225 Difference]: With dead ends: 8208 [2022-02-10 23:41:28,093 INFO L226 Difference]: Without dead ends: 8208 [2022-02-10 23:41:28,094 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:41:28,094 INFO L934 BasicCegarLoop]: 265 mSDtfsCounter, 696 mSDsluCounter, 1200 mSDsCounter, 0 mSdLazyCounter, 976 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 696 SdHoareTripleChecker+Valid, 1443 SdHoareTripleChecker+Invalid, 1078 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:28,094 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [696 Valid, 1443 Invalid, 1078 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 976 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:41:28,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8208 states. [2022-02-10 23:41:28,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8208 to 6350. [2022-02-10 23:41:28,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6350 states, 6348 states have (on average 2.7717391304347827) internal successors, (17595), 6349 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:28,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6350 states to 6350 states and 17595 transitions. [2022-02-10 23:41:28,194 INFO L78 Accepts]: Start accepts. Automaton has 6350 states and 17595 transitions. Word has length 100 [2022-02-10 23:41:28,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:28,194 INFO L470 AbstractCegarLoop]: Abstraction has 6350 states and 17595 transitions. [2022-02-10 23:41:28,195 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:28,195 INFO L276 IsEmpty]: Start isEmpty. Operand 6350 states and 17595 transitions. [2022-02-10 23:41:28,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:28,200 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:28,200 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:28,200 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284 [2022-02-10 23:41:28,200 INFO L402 AbstractCegarLoop]: === Iteration 286 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:28,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:28,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1903859442, now seen corresponding path program 67 times [2022-02-10 23:41:28,201 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:28,201 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944969362] [2022-02-10 23:41:28,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:28,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:28,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:29,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:29,020 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:29,020 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944969362] [2022-02-10 23:41:29,020 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944969362] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:29,020 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:29,020 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:29,020 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204617102] [2022-02-10 23:41:29,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:29,020 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:29,020 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:29,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:29,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:29,021 INFO L87 Difference]: Start difference. First operand 6350 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:30,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:30,159 INFO L93 Difference]: Finished difference Result 7554 states and 20381 transitions. [2022-02-10 23:41:30,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:41:30,159 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:30,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:30,171 INFO L225 Difference]: With dead ends: 7554 [2022-02-10 23:41:30,171 INFO L226 Difference]: Without dead ends: 7554 [2022-02-10 23:41:30,171 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:41:30,172 INFO L934 BasicCegarLoop]: 250 mSDtfsCounter, 627 mSDsluCounter, 996 mSDsCounter, 0 mSdLazyCounter, 749 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 627 SdHoareTripleChecker+Valid, 1225 SdHoareTripleChecker+Invalid, 850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 749 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:30,172 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [627 Valid, 1225 Invalid, 850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 749 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:41:30,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7554 states. [2022-02-10 23:41:30,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7554 to 6336. [2022-02-10 23:41:30,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6336 states, 6334 states have (on average 2.771392485001579) internal successors, (17554), 6335 states have internal predecessors, (17554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:30,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6336 states to 6336 states and 17554 transitions. [2022-02-10 23:41:30,257 INFO L78 Accepts]: Start accepts. Automaton has 6336 states and 17554 transitions. Word has length 100 [2022-02-10 23:41:30,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:30,257 INFO L470 AbstractCegarLoop]: Abstraction has 6336 states and 17554 transitions. [2022-02-10 23:41:30,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:30,257 INFO L276 IsEmpty]: Start isEmpty. Operand 6336 states and 17554 transitions. [2022-02-10 23:41:30,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:30,262 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:30,262 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:30,262 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285 [2022-02-10 23:41:30,262 INFO L402 AbstractCegarLoop]: === Iteration 287 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:30,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:30,263 INFO L85 PathProgramCache]: Analyzing trace with hash 533022338, now seen corresponding path program 68 times [2022-02-10 23:41:30,263 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:30,263 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570881841] [2022-02-10 23:41:30,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:30,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:30,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:31,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:31,522 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:31,522 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570881841] [2022-02-10 23:41:31,522 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570881841] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:31,522 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:31,522 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:31,522 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178773571] [2022-02-10 23:41:31,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:31,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:31,522 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:31,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:31,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:31,523 INFO L87 Difference]: Start difference. First operand 6336 states and 17554 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:33,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:33,038 INFO L93 Difference]: Finished difference Result 7806 states and 21091 transitions. [2022-02-10 23:41:33,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:41:33,038 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:33,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:33,050 INFO L225 Difference]: With dead ends: 7806 [2022-02-10 23:41:33,050 INFO L226 Difference]: Without dead ends: 7806 [2022-02-10 23:41:33,050 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:41:33,050 INFO L934 BasicCegarLoop]: 261 mSDtfsCounter, 623 mSDsluCounter, 1341 mSDsCounter, 0 mSdLazyCounter, 1047 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 623 SdHoareTripleChecker+Valid, 1572 SdHoareTripleChecker+Invalid, 1147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 1047 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:33,050 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [623 Valid, 1572 Invalid, 1147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 1047 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:41:33,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7806 states. [2022-02-10 23:41:33,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7806 to 6322. [2022-02-10 23:41:33,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6322 states, 6320 states have (on average 2.7710443037974684) internal successors, (17513), 6321 states have internal predecessors, (17513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:33,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6322 states to 6322 states and 17513 transitions. [2022-02-10 23:41:33,193 INFO L78 Accepts]: Start accepts. Automaton has 6322 states and 17513 transitions. Word has length 100 [2022-02-10 23:41:33,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:33,193 INFO L470 AbstractCegarLoop]: Abstraction has 6322 states and 17513 transitions. [2022-02-10 23:41:33,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:33,194 INFO L276 IsEmpty]: Start isEmpty. Operand 6322 states and 17513 transitions. [2022-02-10 23:41:33,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:33,199 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:33,199 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:33,199 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable286 [2022-02-10 23:41:33,199 INFO L402 AbstractCegarLoop]: === Iteration 288 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:33,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:33,202 INFO L85 PathProgramCache]: Analyzing trace with hash -1439900730, now seen corresponding path program 69 times [2022-02-10 23:41:33,202 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:33,202 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981726741] [2022-02-10 23:41:33,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:33,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:34,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:34,229 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:34,229 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981726741] [2022-02-10 23:41:34,229 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981726741] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:34,229 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:34,229 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:34,229 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755328316] [2022-02-10 23:41:34,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:34,229 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:34,229 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:34,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:34,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:34,230 INFO L87 Difference]: Start difference. First operand 6322 states and 17513 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:35,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:35,832 INFO L93 Difference]: Finished difference Result 8058 states and 21801 transitions. [2022-02-10 23:41:35,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:41:35,832 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:35,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:35,845 INFO L225 Difference]: With dead ends: 8058 [2022-02-10 23:41:35,845 INFO L226 Difference]: Without dead ends: 8058 [2022-02-10 23:41:35,845 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:41:35,846 INFO L934 BasicCegarLoop]: 263 mSDtfsCounter, 631 mSDsluCounter, 1323 mSDsCounter, 0 mSdLazyCounter, 1059 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 631 SdHoareTripleChecker+Valid, 1559 SdHoareTripleChecker+Invalid, 1165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 1059 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:35,846 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [631 Valid, 1559 Invalid, 1165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 1059 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:41:35,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8058 states. [2022-02-10 23:41:35,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8058 to 6308. [2022-02-10 23:41:35,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6308 states, 6306 states have (on average 2.77069457659372) internal successors, (17472), 6307 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:35,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6308 states to 6308 states and 17472 transitions. [2022-02-10 23:41:35,936 INFO L78 Accepts]: Start accepts. Automaton has 6308 states and 17472 transitions. Word has length 100 [2022-02-10 23:41:35,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:35,936 INFO L470 AbstractCegarLoop]: Abstraction has 6308 states and 17472 transitions. [2022-02-10 23:41:35,936 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:35,937 INFO L276 IsEmpty]: Start isEmpty. Operand 6308 states and 17472 transitions. [2022-02-10 23:41:35,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:35,942 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:35,942 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:35,942 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable287 [2022-02-10 23:41:35,942 INFO L402 AbstractCegarLoop]: === Iteration 289 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:35,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:35,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1299266904, now seen corresponding path program 70 times [2022-02-10 23:41:35,942 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:35,942 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810604300] [2022-02-10 23:41:35,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:35,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:35,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:37,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:37,175 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:37,175 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810604300] [2022-02-10 23:41:37,175 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810604300] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:37,175 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:37,175 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:37,175 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319335804] [2022-02-10 23:41:37,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:37,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:37,176 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:37,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:37,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:37,176 INFO L87 Difference]: Start difference. First operand 6308 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:38,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:38,615 INFO L93 Difference]: Finished difference Result 7662 states and 20706 transitions. [2022-02-10 23:41:38,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:41:38,615 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:38,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:38,627 INFO L225 Difference]: With dead ends: 7662 [2022-02-10 23:41:38,627 INFO L226 Difference]: Without dead ends: 7662 [2022-02-10 23:41:38,627 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:41:38,627 INFO L934 BasicCegarLoop]: 264 mSDtfsCounter, 765 mSDsluCounter, 1056 mSDsCounter, 0 mSdLazyCounter, 860 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 765 SdHoareTripleChecker+Valid, 1301 SdHoareTripleChecker+Invalid, 974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:38,627 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [765 Valid, 1301 Invalid, 974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 860 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:41:38,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7662 states. [2022-02-10 23:41:38,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7662 to 5844. [2022-02-10 23:41:38,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5844 states, 5842 states have (on average 2.762067785005135) internal successors, (16136), 5843 states have internal predecessors, (16136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:38,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5844 states to 5844 states and 16136 transitions. [2022-02-10 23:41:38,706 INFO L78 Accepts]: Start accepts. Automaton has 5844 states and 16136 transitions. Word has length 100 [2022-02-10 23:41:38,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:38,706 INFO L470 AbstractCegarLoop]: Abstraction has 5844 states and 16136 transitions. [2022-02-10 23:41:38,706 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:38,706 INFO L276 IsEmpty]: Start isEmpty. Operand 5844 states and 16136 transitions. [2022-02-10 23:41:38,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-02-10 23:41:38,711 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:38,711 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:38,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable288 [2022-02-10 23:41:38,712 INFO L402 AbstractCegarLoop]: === Iteration 290 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:38,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:38,712 INFO L85 PathProgramCache]: Analyzing trace with hash -504277499, now seen corresponding path program 1 times [2022-02-10 23:41:38,712 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:38,712 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61973625] [2022-02-10 23:41:38,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:38,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:38,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:39,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:39,919 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:39,919 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61973625] [2022-02-10 23:41:39,919 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61973625] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:39,919 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:39,920 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-02-10 23:41:39,920 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342843248] [2022-02-10 23:41:39,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:39,920 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-02-10 23:41:39,920 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:39,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-02-10 23:41:39,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=478, Unknown=0, NotChecked=0, Total=552 [2022-02-10 23:41:39,920 INFO L87 Difference]: Start difference. First operand 5844 states and 16136 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:44,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:44,424 INFO L93 Difference]: Finished difference Result 13619 states and 37020 transitions. [2022-02-10 23:41:44,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:41:44,425 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-02-10 23:41:44,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:44,445 INFO L225 Difference]: With dead ends: 13619 [2022-02-10 23:41:44,445 INFO L226 Difference]: Without dead ends: 13619 [2022-02-10 23:41:44,445 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=677, Invalid=1773, Unknown=0, NotChecked=0, Total=2450 [2022-02-10 23:41:44,445 INFO L934 BasicCegarLoop]: 371 mSDtfsCounter, 1127 mSDsluCounter, 2904 mSDsCounter, 0 mSdLazyCounter, 2404 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1127 SdHoareTripleChecker+Valid, 3088 SdHoareTripleChecker+Invalid, 2494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 2404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:44,445 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1127 Valid, 3088 Invalid, 2494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 2404 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:41:44,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13619 states. [2022-02-10 23:41:44,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13619 to 6644. [2022-02-10 23:41:44,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6644 states, 6642 states have (on average 2.7907256850346283) internal successors, (18536), 6643 states have internal predecessors, (18536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:44,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6644 states to 6644 states and 18536 transitions. [2022-02-10 23:41:44,567 INFO L78 Accepts]: Start accepts. Automaton has 6644 states and 18536 transitions. Word has length 106 [2022-02-10 23:41:44,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:44,567 INFO L470 AbstractCegarLoop]: Abstraction has 6644 states and 18536 transitions. [2022-02-10 23:41:44,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:44,567 INFO L276 IsEmpty]: Start isEmpty. Operand 6644 states and 18536 transitions. [2022-02-10 23:41:44,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-02-10 23:41:44,574 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:44,574 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:44,574 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289 [2022-02-10 23:41:44,574 INFO L402 AbstractCegarLoop]: === Iteration 291 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:44,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:44,574 INFO L85 PathProgramCache]: Analyzing trace with hash 1981059619, now seen corresponding path program 2 times [2022-02-10 23:41:44,574 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:44,574 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402496383] [2022-02-10 23:41:44,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:44,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:44,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:45,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:45,562 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:45,562 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402496383] [2022-02-10 23:41:45,562 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402496383] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:45,562 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:45,562 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-02-10 23:41:45,562 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129008891] [2022-02-10 23:41:45,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:45,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-02-10 23:41:45,563 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:45,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-02-10 23:41:45,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=476, Unknown=0, NotChecked=0, Total=552 [2022-02-10 23:41:45,563 INFO L87 Difference]: Start difference. First operand 6644 states and 18536 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:49,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:49,826 INFO L93 Difference]: Finished difference Result 11882 states and 32356 transitions. [2022-02-10 23:41:49,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:41:49,827 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-02-10 23:41:49,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:49,845 INFO L225 Difference]: With dead ends: 11882 [2022-02-10 23:41:49,845 INFO L226 Difference]: Without dead ends: 11882 [2022-02-10 23:41:49,846 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=649, Invalid=1703, Unknown=0, NotChecked=0, Total=2352 [2022-02-10 23:41:49,846 INFO L934 BasicCegarLoop]: 384 mSDtfsCounter, 1137 mSDsluCounter, 2792 mSDsCounter, 0 mSdLazyCounter, 2322 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1137 SdHoareTripleChecker+Valid, 3013 SdHoareTripleChecker+Invalid, 2378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 2322 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:49,846 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1137 Valid, 3013 Invalid, 2378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 2322 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:41:49,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11882 states. [2022-02-10 23:41:49,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11882 to 6682. [2022-02-10 23:41:49,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6682 states, 6680 states have (on average 2.7914670658682637) internal successors, (18647), 6681 states have internal predecessors, (18647), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:49,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6682 states to 6682 states and 18647 transitions. [2022-02-10 23:41:49,969 INFO L78 Accepts]: Start accepts. Automaton has 6682 states and 18647 transitions. Word has length 106 [2022-02-10 23:41:49,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:49,969 INFO L470 AbstractCegarLoop]: Abstraction has 6682 states and 18647 transitions. [2022-02-10 23:41:49,969 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:49,969 INFO L276 IsEmpty]: Start isEmpty. Operand 6682 states and 18647 transitions. [2022-02-10 23:41:49,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-02-10 23:41:49,976 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:49,977 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:49,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable290 [2022-02-10 23:41:49,977 INFO L402 AbstractCegarLoop]: === Iteration 292 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:49,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:49,977 INFO L85 PathProgramCache]: Analyzing trace with hash -677030473, now seen corresponding path program 3 times [2022-02-10 23:41:49,977 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:49,977 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573260578] [2022-02-10 23:41:49,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:49,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:50,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:51,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:51,134 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:51,134 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573260578] [2022-02-10 23:41:51,134 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573260578] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:51,134 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:51,134 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-02-10 23:41:51,134 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100836669] [2022-02-10 23:41:51,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:51,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-02-10 23:41:51,134 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:51,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-02-10 23:41:51,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=466, Unknown=0, NotChecked=0, Total=552 [2022-02-10 23:41:51,135 INFO L87 Difference]: Start difference. First operand 6682 states and 18647 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:54,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:54,893 INFO L93 Difference]: Finished difference Result 12056 states and 32841 transitions. [2022-02-10 23:41:54,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:41:54,893 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-02-10 23:41:54,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:54,912 INFO L225 Difference]: With dead ends: 12056 [2022-02-10 23:41:54,913 INFO L226 Difference]: Without dead ends: 12056 [2022-02-10 23:41:54,913 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=695, Invalid=1755, Unknown=0, NotChecked=0, Total=2450 [2022-02-10 23:41:54,913 INFO L934 BasicCegarLoop]: 390 mSDtfsCounter, 1092 mSDsluCounter, 2635 mSDsCounter, 0 mSdLazyCounter, 2251 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1092 SdHoareTripleChecker+Valid, 2864 SdHoareTripleChecker+Invalid, 2334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 2251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:54,913 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1092 Valid, 2864 Invalid, 2334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 2251 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:41:54,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12056 states. [2022-02-10 23:41:55,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12056 to 6676. [2022-02-10 23:41:55,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6676 states, 6674 states have (on average 2.791429427629607) internal successors, (18630), 6675 states have internal predecessors, (18630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:55,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6676 states to 6676 states and 18630 transitions. [2022-02-10 23:41:55,038 INFO L78 Accepts]: Start accepts. Automaton has 6676 states and 18630 transitions. Word has length 106 [2022-02-10 23:41:55,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:55,038 INFO L470 AbstractCegarLoop]: Abstraction has 6676 states and 18630 transitions. [2022-02-10 23:41:55,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:55,038 INFO L276 IsEmpty]: Start isEmpty. Operand 6676 states and 18630 transitions. [2022-02-10 23:41:55,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-02-10 23:41:55,046 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:55,046 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:55,046 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable291 [2022-02-10 23:41:55,046 INFO L402 AbstractCegarLoop]: === Iteration 293 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:55,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:55,046 INFO L85 PathProgramCache]: Analyzing trace with hash -1680291621, now seen corresponding path program 4 times [2022-02-10 23:41:55,046 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:55,046 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309132602] [2022-02-10 23:41:55,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:55,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:55,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:56,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:56,808 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:56,808 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309132602] [2022-02-10 23:41:56,808 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309132602] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:56,808 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:56,808 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-02-10 23:41:56,808 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391803601] [2022-02-10 23:41:56,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:56,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-02-10 23:41:56,808 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:56,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-02-10 23:41:56,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=463, Unknown=0, NotChecked=0, Total=552 [2022-02-10 23:41:56,809 INFO L87 Difference]: Start difference. First operand 6676 states and 18630 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:00,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:00,445 INFO L93 Difference]: Finished difference Result 11856 states and 32423 transitions. [2022-02-10 23:42:00,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:42:00,445 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-02-10 23:42:00,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:00,463 INFO L225 Difference]: With dead ends: 11856 [2022-02-10 23:42:00,463 INFO L226 Difference]: Without dead ends: 11856 [2022-02-10 23:42:00,464 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 294 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=696, Invalid=1754, Unknown=0, NotChecked=0, Total=2450 [2022-02-10 23:42:00,464 INFO L934 BasicCegarLoop]: 379 mSDtfsCounter, 1031 mSDsluCounter, 2727 mSDsCounter, 0 mSdLazyCounter, 2292 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1031 SdHoareTripleChecker+Valid, 2944 SdHoareTripleChecker+Invalid, 2354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 2292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:00,464 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1031 Valid, 2944 Invalid, 2354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 2292 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:42:00,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11856 states. [2022-02-10 23:42:00,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11856 to 6751. [2022-02-10 23:42:00,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6751 states, 6749 states have (on average 2.7937472218106385) internal successors, (18855), 6750 states have internal predecessors, (18855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:00,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6751 states to 6751 states and 18855 transitions. [2022-02-10 23:42:00,585 INFO L78 Accepts]: Start accepts. Automaton has 6751 states and 18855 transitions. Word has length 106 [2022-02-10 23:42:00,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:00,585 INFO L470 AbstractCegarLoop]: Abstraction has 6751 states and 18855 transitions. [2022-02-10 23:42:00,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:00,585 INFO L276 IsEmpty]: Start isEmpty. Operand 6751 states and 18855 transitions. [2022-02-10 23:42:00,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-02-10 23:42:00,593 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:00,593 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:00,593 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable292 [2022-02-10 23:42:00,593 INFO L402 AbstractCegarLoop]: === Iteration 294 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:00,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:00,593 INFO L85 PathProgramCache]: Analyzing trace with hash 1053624461, now seen corresponding path program 5 times [2022-02-10 23:42:00,593 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:00,593 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515318714] [2022-02-10 23:42:00,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:00,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:01,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:01,563 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:01,563 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515318714] [2022-02-10 23:42:01,563 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515318714] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:01,563 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:01,563 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-02-10 23:42:01,563 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518728658] [2022-02-10 23:42:01,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:01,564 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-02-10 23:42:01,564 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:01,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-02-10 23:42:01,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=481, Unknown=0, NotChecked=0, Total=552 [2022-02-10 23:42:01,564 INFO L87 Difference]: Start difference. First operand 6751 states and 18855 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:06,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:06,209 INFO L93 Difference]: Finished difference Result 12802 states and 34898 transitions. [2022-02-10 23:42:06,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:42:06,209 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-02-10 23:42:06,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:06,231 INFO L225 Difference]: With dead ends: 12802 [2022-02-10 23:42:06,231 INFO L226 Difference]: Without dead ends: 12802 [2022-02-10 23:42:06,231 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=676, Invalid=1774, Unknown=0, NotChecked=0, Total=2450 [2022-02-10 23:42:06,231 INFO L934 BasicCegarLoop]: 381 mSDtfsCounter, 1171 mSDsluCounter, 3000 mSDsCounter, 0 mSdLazyCounter, 2575 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1171 SdHoareTripleChecker+Valid, 3210 SdHoareTripleChecker+Invalid, 2669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 2575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:06,231 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1171 Valid, 3210 Invalid, 2669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 2575 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-10 23:42:06,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12802 states. [2022-02-10 23:42:06,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12802 to 6751. [2022-02-10 23:42:06,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6751 states, 6749 states have (on average 2.7937472218106385) internal successors, (18855), 6750 states have internal predecessors, (18855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:06,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6751 states to 6751 states and 18855 transitions. [2022-02-10 23:42:06,360 INFO L78 Accepts]: Start accepts. Automaton has 6751 states and 18855 transitions. Word has length 106 [2022-02-10 23:42:06,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:06,360 INFO L470 AbstractCegarLoop]: Abstraction has 6751 states and 18855 transitions. [2022-02-10 23:42:06,360 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:06,360 INFO L276 IsEmpty]: Start isEmpty. Operand 6751 states and 18855 transitions. [2022-02-10 23:42:06,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-02-10 23:42:06,367 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:06,367 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:06,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable293 [2022-02-10 23:42:06,368 INFO L402 AbstractCegarLoop]: === Iteration 295 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:06,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:06,368 INFO L85 PathProgramCache]: Analyzing trace with hash 123794469, now seen corresponding path program 6 times [2022-02-10 23:42:06,368 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:06,368 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754331197] [2022-02-10 23:42:06,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:06,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:06,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:08,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:08,483 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:08,483 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754331197] [2022-02-10 23:42:08,483 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754331197] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:08,483 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:08,483 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-02-10 23:42:08,483 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622490020] [2022-02-10 23:42:08,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:08,483 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-02-10 23:42:08,483 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:08,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-02-10 23:42:08,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=459, Unknown=0, NotChecked=0, Total=552 [2022-02-10 23:42:08,484 INFO L87 Difference]: Start difference. First operand 6751 states and 18855 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:12,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:12,958 INFO L93 Difference]: Finished difference Result 16715 states and 45086 transitions. [2022-02-10 23:42:12,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-10 23:42:12,958 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-02-10 23:42:12,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:12,984 INFO L225 Difference]: With dead ends: 16715 [2022-02-10 23:42:12,985 INFO L226 Difference]: Without dead ends: 16715 [2022-02-10 23:42:12,985 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=775, Invalid=1877, Unknown=0, NotChecked=0, Total=2652 [2022-02-10 23:42:12,985 INFO L934 BasicCegarLoop]: 390 mSDtfsCounter, 1174 mSDsluCounter, 2679 mSDsCounter, 0 mSdLazyCounter, 2399 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1174 SdHoareTripleChecker+Valid, 2905 SdHoareTripleChecker+Invalid, 2454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 2399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:12,985 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1174 Valid, 2905 Invalid, 2454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 2399 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-10 23:42:13,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16715 states. [2022-02-10 23:42:13,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16715 to 7016. [2022-02-10 23:42:13,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7016 states, 7014 states have (on average 2.801539777587682) internal successors, (19650), 7015 states have internal predecessors, (19650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:13,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7016 states to 7016 states and 19650 transitions. [2022-02-10 23:42:13,143 INFO L78 Accepts]: Start accepts. Automaton has 7016 states and 19650 transitions. Word has length 106 [2022-02-10 23:42:13,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:13,143 INFO L470 AbstractCegarLoop]: Abstraction has 7016 states and 19650 transitions. [2022-02-10 23:42:13,143 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:13,143 INFO L276 IsEmpty]: Start isEmpty. Operand 7016 states and 19650 transitions. [2022-02-10 23:42:13,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-02-10 23:42:13,152 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:13,152 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:13,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable294 [2022-02-10 23:42:13,152 INFO L402 AbstractCegarLoop]: === Iteration 296 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:13,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:13,153 INFO L85 PathProgramCache]: Analyzing trace with hash -1215119837, now seen corresponding path program 7 times [2022-02-10 23:42:13,153 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:13,153 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487365642] [2022-02-10 23:42:13,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:13,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:13,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:14,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:14,211 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:14,211 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487365642] [2022-02-10 23:42:14,212 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487365642] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:14,212 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:14,212 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-02-10 23:42:14,212 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15429815] [2022-02-10 23:42:14,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:14,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-02-10 23:42:14,212 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:14,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-02-10 23:42:14,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=477, Unknown=0, NotChecked=0, Total=552 [2022-02-10 23:42:14,212 INFO L87 Difference]: Start difference. First operand 7016 states and 19650 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:18,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:18,850 INFO L93 Difference]: Finished difference Result 15424 states and 41616 transitions. [2022-02-10 23:42:18,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-10 23:42:18,851 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-02-10 23:42:18,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:18,877 INFO L225 Difference]: With dead ends: 15424 [2022-02-10 23:42:18,877 INFO L226 Difference]: Without dead ends: 15424 [2022-02-10 23:42:18,878 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 332 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=734, Invalid=1816, Unknown=0, NotChecked=0, Total=2550 [2022-02-10 23:42:18,878 INFO L934 BasicCegarLoop]: 362 mSDtfsCounter, 1251 mSDsluCounter, 2483 mSDsCounter, 0 mSdLazyCounter, 2134 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1251 SdHoareTripleChecker+Valid, 2684 SdHoareTripleChecker+Invalid, 2219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 2134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:18,878 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1251 Valid, 2684 Invalid, 2219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 2134 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:42:18,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15424 states. [2022-02-10 23:42:19,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15424 to 7094. [2022-02-10 23:42:19,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7094 states, 7092 states have (on average 2.803299492385787) internal successors, (19881), 7093 states have internal predecessors, (19881), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:19,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7094 states to 7094 states and 19881 transitions. [2022-02-10 23:42:19,026 INFO L78 Accepts]: Start accepts. Automaton has 7094 states and 19881 transitions. Word has length 106 [2022-02-10 23:42:19,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:19,026 INFO L470 AbstractCegarLoop]: Abstraction has 7094 states and 19881 transitions. [2022-02-10 23:42:19,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:19,026 INFO L276 IsEmpty]: Start isEmpty. Operand 7094 states and 19881 transitions. [2022-02-10 23:42:19,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-02-10 23:42:19,034 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:19,034 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:19,034 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable295 [2022-02-10 23:42:19,034 INFO L402 AbstractCegarLoop]: === Iteration 297 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:19,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:19,034 INFO L85 PathProgramCache]: Analyzing trace with hash 1221761943, now seen corresponding path program 8 times [2022-02-10 23:42:19,034 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:19,034 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467546265] [2022-02-10 23:42:19,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:19,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:19,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:20,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:20,627 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:20,627 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467546265] [2022-02-10 23:42:20,628 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467546265] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:20,628 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:20,628 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-02-10 23:42:20,628 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943828697] [2022-02-10 23:42:20,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:20,628 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-02-10 23:42:20,628 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:20,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-02-10 23:42:20,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=466, Unknown=0, NotChecked=0, Total=552 [2022-02-10 23:42:20,628 INFO L87 Difference]: Start difference. First operand 7094 states and 19881 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Received shutdown request... [2022-02-10 23:42:21,326 WARN L244 SmtUtils]: Removed 14 from assertion stack [2022-02-10 23:42:21,326 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-10 23:42:21,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-10 23:42:21,327 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=203, Invalid=853, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:42:21,327 INFO L934 BasicCegarLoop]: 85 mSDtfsCounter, 305 mSDsluCounter, 955 mSDsCounter, 0 mSdLazyCounter, 557 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 1028 SdHoareTripleChecker+Invalid, 557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 557 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:21,327 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [305 Valid, 1028 Invalid, 557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 557 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-10 23:42:21,328 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (24 of 25 remaining) [2022-02-10 23:42:21,328 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable296 [2022-02-10 23:42:21,328 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (7094states) and FLOYD_HOARE automaton (currently 13 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 52 for 53ms.. [2022-02-10 23:42:21,330 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (23 of 25 remaining) [2022-02-10 23:42:21,330 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (22 of 25 remaining) [2022-02-10 23:42:21,330 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 25 remaining) [2022-02-10 23:42:21,330 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (20 of 25 remaining) [2022-02-10 23:42:21,330 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (19 of 25 remaining) [2022-02-10 23:42:21,330 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (18 of 25 remaining) [2022-02-10 23:42:21,330 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (17 of 25 remaining) [2022-02-10 23:42:21,330 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (16 of 25 remaining) [2022-02-10 23:42:21,331 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (15 of 25 remaining) [2022-02-10 23:42:21,331 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (14 of 25 remaining) [2022-02-10 23:42:21,331 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (13 of 25 remaining) [2022-02-10 23:42:21,331 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (12 of 25 remaining) [2022-02-10 23:42:21,331 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (11 of 25 remaining) [2022-02-10 23:42:21,331 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (10 of 25 remaining) [2022-02-10 23:42:21,331 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (9 of 25 remaining) [2022-02-10 23:42:21,331 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (8 of 25 remaining) [2022-02-10 23:42:21,331 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (7 of 25 remaining) [2022-02-10 23:42:21,331 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (6 of 25 remaining) [2022-02-10 23:42:21,331 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (5 of 25 remaining) [2022-02-10 23:42:21,331 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (4 of 25 remaining) [2022-02-10 23:42:21,331 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (3 of 25 remaining) [2022-02-10 23:42:21,331 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (2 of 25 remaining) [2022-02-10 23:42:21,331 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (1 of 25 remaining) [2022-02-10 23:42:21,332 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (0 of 25 remaining) [2022-02-10 23:42:21,334 INFO L733 BasicCegarLoop]: Path program histogram: [70, 70, 70, 70, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:21,337 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 23:42:21,337 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 23:42:21,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 11:42:21 BasicIcfg [2022-02-10 23:42:21,339 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 23:42:21,339 INFO L158 Benchmark]: Toolchain (without parser) took 726200.59ms. Allocated memory was 188.7MB in the beginning and 3.7GB in the end (delta: 3.5GB). Free memory was 136.7MB in the beginning and 2.7GB in the end (delta: -2.5GB). Peak memory consumption was 939.1MB. Max. memory is 8.0GB. [2022-02-10 23:42:21,339 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 188.7MB. Free memory is still 156.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 23:42:21,339 INFO L158 Benchmark]: CACSL2BoogieTranslator took 852.69ms. Allocated memory was 188.7MB in the beginning and 237.0MB in the end (delta: 48.2MB). Free memory was 136.4MB in the beginning and 170.9MB in the end (delta: -34.4MB). Peak memory consumption was 16.0MB. Max. memory is 8.0GB. [2022-02-10 23:42:21,339 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.41ms. Allocated memory is still 237.0MB. Free memory was 170.9MB in the beginning and 166.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-02-10 23:42:21,339 INFO L158 Benchmark]: Boogie Preprocessor took 61.49ms. Allocated memory is still 237.0MB. Free memory was 166.7MB in the beginning and 162.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-02-10 23:42:21,339 INFO L158 Benchmark]: RCFGBuilder took 871.79ms. Allocated memory is still 237.0MB. Free memory was 162.5MB in the beginning and 122.6MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB. [2022-02-10 23:42:21,340 INFO L158 Benchmark]: TraceAbstraction took 724313.16ms. Allocated memory was 237.0MB in the beginning and 3.7GB in the end (delta: 3.4GB). Free memory was 122.1MB in the beginning and 2.7GB in the end (delta: -2.6GB). Peak memory consumption was 876.9MB. Max. memory is 8.0GB. [2022-02-10 23:42:21,340 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 188.7MB. Free memory is still 156.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 852.69ms. Allocated memory was 188.7MB in the beginning and 237.0MB in the end (delta: 48.2MB). Free memory was 136.4MB in the beginning and 170.9MB in the end (delta: -34.4MB). Peak memory consumption was 16.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 95.41ms. Allocated memory is still 237.0MB. Free memory was 170.9MB in the beginning and 166.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 61.49ms. Allocated memory is still 237.0MB. Free memory was 166.7MB in the beginning and 162.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 871.79ms. Allocated memory is still 237.0MB. Free memory was 162.5MB in the beginning and 122.6MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB. * TraceAbstraction took 724313.16ms. Allocated memory was 237.0MB in the beginning and 3.7GB in the end (delta: 3.4GB). Free memory was 122.1MB in the beginning and 2.7GB in the end (delta: -2.6GB). Peak memory consumption was 876.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 1734]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7094states) and FLOYD_HOARE automaton (currently 13 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 52 for 53ms.. - TimeoutResultAtElement [Line: 1708]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7094states) and FLOYD_HOARE automaton (currently 13 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 52 for 53ms.. - TimeoutResultAtElement [Line: 1709]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7094states) and FLOYD_HOARE automaton (currently 13 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 52 for 53ms.. - TimeoutResultAtElement [Line: 1716]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7094states) and FLOYD_HOARE automaton (currently 13 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 52 for 53ms.. - TimeoutResultAtElement [Line: 1719]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7094states) and FLOYD_HOARE automaton (currently 13 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 52 for 53ms.. - TimeoutResultAtElement [Line: 1722]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7094states) and FLOYD_HOARE automaton (currently 13 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 52 for 53ms.. - TimeoutResultAtElement [Line: 1756]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7094states) and FLOYD_HOARE automaton (currently 13 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 52 for 53ms.. - TimeoutResultAtElement [Line: 1725]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7094states) and FLOYD_HOARE automaton (currently 13 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 52 for 53ms.. - TimeoutResultAtElement [Line: 1757]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7094states) and FLOYD_HOARE automaton (currently 13 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 52 for 53ms.. - TimeoutResultAtElement [Line: 1735]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7094states) and FLOYD_HOARE automaton (currently 13 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 52 for 53ms.. - TimeoutResultAtElement [Line: 1758]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7094states) and FLOYD_HOARE automaton (currently 13 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 52 for 53ms.. - TimeoutResultAtElement [Line: 1752]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7094states) and FLOYD_HOARE automaton (currently 13 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 52 for 53ms.. - TimeoutResultAtElement [Line: 1759]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7094states) and FLOYD_HOARE automaton (currently 13 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 52 for 53ms.. - TimeoutResultAtElement [Line: 1753]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7094states) and FLOYD_HOARE automaton (currently 13 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 52 for 53ms.. - TimeoutResultAtElement [Line: 1714]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (7094states) and FLOYD_HOARE automaton (currently 13 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 52 for 53ms.. - TimeoutResultAtElement [Line: 1713]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (7094states) and FLOYD_HOARE automaton (currently 13 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 52 for 53ms.. - TimeoutResultAtElement [Line: 1694]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7094states) and FLOYD_HOARE automaton (currently 13 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 52 for 53ms.. - TimeoutResultAtElement [Line: 1697]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7094states) and FLOYD_HOARE automaton (currently 13 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 52 for 53ms.. - TimeoutResultAtElement [Line: 1700]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7094states) and FLOYD_HOARE automaton (currently 13 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 52 for 53ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 4 procedures, 260 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 724.1s, OverallIterations: 297, TraceHistogramMax: 1, PathProgramHistogramMax: 70, EmptinessCheckTime: 1.8s, AutomataDifference: 467.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.9s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 268337 SdHoareTripleChecker+Valid, 298.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 268337 mSDsluCounter, 526424 SdHoareTripleChecker+Invalid, 258.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 446754 mSDsCounter, 29517 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 371823 IncrementalHoareTripleChecker+Invalid, 401340 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 29517 mSolverCounterUnsat, 89638 mSDtfsCounter, 371823 mSolverCounterSat, 1.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9728 GetRequests, 582 SyntacticMatches, 0 SemanticMatches, 9145 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31079 ImplicationChecksByTransitivity, 203.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26173occurred in iteration=0, InterpolantAutomatonStates: 5642, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 33.5s AutomataMinimizationTime, 296 MinimizatonAttempts, 520515 StatesRemovedByMinimization, 293 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 3.1s SatisfiabilityAnalysisTime, 210.1s InterpolantComputationTime, 29261 NumberOfCodeBlocks, 29261 NumberOfCodeBlocksAsserted, 297 NumberOfCheckSat, 28964 ConstructedInterpolants, 0 QuantifiedInterpolants, 422128 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 297 InterpolantComputations, 297 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