/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/ldv-races/race-2_3-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 14:55:51,491 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2022-03-15 14:55:51,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 14:55:51,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 14:55:51,619 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 14:55:51,619 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-03-15 14:55:51,659 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 14:55:51,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 14:55:51,659 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-15 14:55:51,660 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-15 14:55:51,660 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 14:55:51,660 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 14:55:51,660 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 14:55:51,661 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 14:55:51,661 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 14:55:51,661 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 14:55:51,661 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 14:55:51,661 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 14:55:51,661 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 14:55:51,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 14:55:51,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 14:55:51,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 14:55:51,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 14:55:51,661 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 14:55:51,661 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 14:55:51,661 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 14:55:51,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 14:55:51,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 14:55:51,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 14:55:51,662 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 14:55:51,662 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 14:55:51,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 14:55:51,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 14:55:51,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-15 14:55:51,662 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 14:55:51,662 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 14:55:51,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 14:55:51,663 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-15 14:55:51,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 14:55:51,663 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-15 14:55:51,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 14:55:52,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 14:55:52,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 14:55:52,016 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 14:55:52,021 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 14:55:52,022 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_3-container_of.i [2022-03-15 14:55:52,108 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a12b88e3/35d0105b78254b7ab280ea8cb4689169/FLAG769434e69 [2022-03-15 14:55:52,543 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 14:55:52,544 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_3-container_of.i [2022-03-15 14:55:52,565 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a12b88e3/35d0105b78254b7ab280ea8cb4689169/FLAG769434e69 [2022-03-15 14:55:52,585 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a12b88e3/35d0105b78254b7ab280ea8cb4689169 [2022-03-15 14:55:52,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 14:55:52,587 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 14:55:52,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 14:55:52,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 14:55:52,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 14:55:52,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 02:55:52" (1/1) ... [2022-03-15 14:55:52,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b833a8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:52, skipping insertion in model container [2022-03-15 14:55:52,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 02:55:52" (1/1) ... [2022-03-15 14:55:52,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 14:55:52,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 14:55:52,773 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-15 14:55:53,209 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_3-container_of.i[75002,75015] [2022-03-15 14:55:53,248 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 14:55:53,253 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 14:55:53,262 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-15 14:55:53,285 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_3-container_of.i[75002,75015] [2022-03-15 14:55:53,309 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 14:55:53,371 INFO L208 MainTranslator]: Completed translation [2022-03-15 14:55:53,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:53 WrapperNode [2022-03-15 14:55:53,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 14:55:53,372 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 14:55:53,372 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 14:55:53,372 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 14:55:53,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:53" (1/1) ... [2022-03-15 14:55:53,396 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:53" (1/1) ... [2022-03-15 14:55:53,431 INFO L137 Inliner]: procedures = 469, calls = 63, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 225 [2022-03-15 14:55:53,431 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 14:55:53,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 14:55:53,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 14:55:53,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 14:55:53,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:53" (1/1) ... [2022-03-15 14:55:53,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:53" (1/1) ... [2022-03-15 14:55:53,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:53" (1/1) ... [2022-03-15 14:55:53,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:53" (1/1) ... [2022-03-15 14:55:53,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:53" (1/1) ... [2022-03-15 14:55:53,466 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:53" (1/1) ... [2022-03-15 14:55:53,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:53" (1/1) ... [2022-03-15 14:55:53,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 14:55:53,474 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 14:55:53,474 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 14:55:53,474 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 14:55:53,474 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:53" (1/1) ... [2022-03-15 14:55:53,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 14:55:53,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 14:55:53,496 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-15 14:55:53,537 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-15 14:55:53,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 14:55:53,537 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-15 14:55:53,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-15 14:55:53,537 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-15 14:55:53,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 14:55:53,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-15 14:55:53,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 14:55:53,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 14:55:53,538 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-03-15 14:55:53,538 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-03-15 14:55:53,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 14:55:53,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 14:55:53,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 14:55:53,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-15 14:55:53,540 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-15 14:55:53,784 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 14:55:53,785 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 14:55:54,144 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 14:55:54,246 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 14:55:54,246 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-15 14:55:54,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 02:55:54 BoogieIcfgContainer [2022-03-15 14:55:54,247 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 14:55:54,248 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 14:55:54,249 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 14:55:54,251 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 14:55:54,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 02:55:52" (1/3) ... [2022-03-15 14:55:54,251 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@436376a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 02:55:54, skipping insertion in model container [2022-03-15 14:55:54,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:53" (2/3) ... [2022-03-15 14:55:54,251 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@436376a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 02:55:54, skipping insertion in model container [2022-03-15 14:55:54,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 02:55:54" (3/3) ... [2022-03-15 14:55:54,252 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_3-container_of.i [2022-03-15 14:55:54,255 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 14:55:54,255 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-15 14:55:54,255 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 17 error locations. [2022-03-15 14:55:54,255 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 14:55:54,302 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,302 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,303 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,303 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,303 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,303 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,303 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,303 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,303 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,303 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,303 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,304 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,304 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,304 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,304 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,304 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,304 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,304 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,304 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,304 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,304 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,305 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,305 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,305 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,305 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,305 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,305 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,305 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,305 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,305 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,305 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,305 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,306 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,306 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,306 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,306 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,306 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,306 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,306 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,306 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,306 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,307 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,307 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,307 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,307 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,307 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,307 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,307 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,308 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,308 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,308 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,308 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,308 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,308 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,308 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,309 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,309 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,309 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,309 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,309 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,309 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,310 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,310 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,310 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,310 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,310 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,310 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,310 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,310 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,311 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,311 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,311 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,311 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,311 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,311 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,312 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,312 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,312 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,312 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,312 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,312 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,312 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,313 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,313 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,313 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,313 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,313 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,313 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,313 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,314 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,314 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,314 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,314 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,314 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,314 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,314 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,315 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,315 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,315 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,315 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,315 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,315 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,315 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,315 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,315 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,315 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,315 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,316 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,316 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,316 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,316 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,316 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,316 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,316 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,316 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,316 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,316 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,316 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,317 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,317 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,317 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,317 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,317 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,317 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,317 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,317 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,317 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,317 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,317 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,318 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,318 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,318 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,318 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,318 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,318 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,318 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,318 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,318 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,319 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,319 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,319 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,319 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,319 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,319 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,320 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,320 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,320 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,320 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,320 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,320 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,321 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,321 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,321 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,321 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,321 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,321 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,322 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,322 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,322 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,322 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,322 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,322 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,322 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,322 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,323 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,323 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,323 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,323 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,323 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,324 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,324 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,324 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,324 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,324 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,324 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,324 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,325 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,325 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,325 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,325 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,325 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,325 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,325 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,326 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,326 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,326 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,326 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,326 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,328 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,328 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,329 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,329 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,329 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,329 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,329 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,329 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,329 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,329 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,329 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,329 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,330 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,330 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,330 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,330 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,330 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,331 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,331 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,331 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,331 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,331 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,331 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,331 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,331 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,331 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,331 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,332 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,332 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,332 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:54,334 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-03-15 14:55:54,365 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 14:55:54,370 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-15 14:55:54,370 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-03-15 14:55:54,380 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 247 places, 247 transitions, 510 flow [2022-03-15 14:55:55,288 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 26173 states, 25984 states have (on average 2.8923183497536944) internal successors, (75154), 26172 states have internal predecessors, (75154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:55,337 INFO L276 IsEmpty]: Start isEmpty. Operand has 26173 states, 25984 states have (on average 2.8923183497536944) internal successors, (75154), 26172 states have internal predecessors, (75154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:55,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-03-15 14:55:55,343 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:55:55,343 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:55:55,344 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:55:55,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:55:55,347 INFO L85 PathProgramCache]: Analyzing trace with hash -413904667, now seen corresponding path program 1 times [2022-03-15 14:55:55,353 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:55:55,353 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534816250] [2022-03-15 14:55:55,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:55:55,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:55:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:55:55,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:55:55,823 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:55:55,823 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534816250] [2022-03-15 14:55:55,824 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534816250] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:55:55,824 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:55:55,824 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:55:55,825 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140728268] [2022-03-15 14:55:55,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:55:55,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 14:55:55,829 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:55:55,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 14:55:55,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:55:55,890 INFO L87 Difference]: Start difference. First operand has 26173 states, 25984 states have (on average 2.8923183497536944) internal successors, (75154), 26172 states have internal predecessors, (75154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:56,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:55:56,315 INFO L93 Difference]: Finished difference Result 16665 states and 46903 transitions. [2022-03-15 14:55:56,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:55:56,318 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 43 [2022-03-15 14:55:56,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:55:56,386 INFO L225 Difference]: With dead ends: 16665 [2022-03-15 14:55:56,386 INFO L226 Difference]: Without dead ends: 13525 [2022-03-15 14:55:56,387 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:55:56,390 INFO L933 BasicCegarLoop]: 207 mSDtfsCounter, 1 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 495 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:55:56,391 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 495 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 14:55:56,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13525 states. [2022-03-15 14:55:56,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13525 to 13525. [2022-03-15 14:55:56,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13525 states, 13511 states have (on average 2.808008289541855) internal successors, (37939), 13524 states have internal predecessors, (37939), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:56,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13525 states to 13525 states and 37939 transitions. [2022-03-15 14:55:56,805 INFO L78 Accepts]: Start accepts. Automaton has 13525 states and 37939 transitions. Word has length 43 [2022-03-15 14:55:56,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:55:56,807 INFO L470 AbstractCegarLoop]: Abstraction has 13525 states and 37939 transitions. [2022-03-15 14:55:56,807 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:56,808 INFO L276 IsEmpty]: Start isEmpty. Operand 13525 states and 37939 transitions. [2022-03-15 14:55:56,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-03-15 14:55:56,808 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:55:56,808 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:55:56,809 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 14:55:56,809 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:55:56,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:55:56,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1022033083, now seen corresponding path program 1 times [2022-03-15 14:55:56,810 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:55:56,810 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386206727] [2022-03-15 14:55:56,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:55:56,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:55:56,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:55:56,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:55:56,975 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:55:56,975 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386206727] [2022-03-15 14:55:56,975 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386206727] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:55:56,975 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:55:56,975 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:55:56,976 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904379969] [2022-03-15 14:55:56,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:55:56,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 14:55:56,977 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:55:56,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 14:55:56,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:55:56,977 INFO L87 Difference]: Start difference. First operand 13525 states and 37939 transitions. Second operand has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:57,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:55:57,233 INFO L93 Difference]: Finished difference Result 13524 states and 37938 transitions. [2022-03-15 14:55:57,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:55:57,233 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2022-03-15 14:55:57,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:55:57,268 INFO L225 Difference]: With dead ends: 13524 [2022-03-15 14:55:57,268 INFO L226 Difference]: Without dead ends: 13524 [2022-03-15 14:55:57,268 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:55:57,269 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 2 mSDsluCounter, 393 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 569 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:55:57,269 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 569 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 14:55:57,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13524 states. [2022-03-15 14:55:57,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13524 to 13524. [2022-03-15 14:55:57,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13524 states, 13511 states have (on average 2.807934275775294) internal successors, (37938), 13523 states have internal predecessors, (37938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:57,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13524 states to 13524 states and 37938 transitions. [2022-03-15 14:55:57,570 INFO L78 Accepts]: Start accepts. Automaton has 13524 states and 37938 transitions. Word has length 51 [2022-03-15 14:55:57,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:55:57,571 INFO L470 AbstractCegarLoop]: Abstraction has 13524 states and 37938 transitions. [2022-03-15 14:55:57,571 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:57,571 INFO L276 IsEmpty]: Start isEmpty. Operand 13524 states and 37938 transitions. [2022-03-15 14:55:57,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-03-15 14:55:57,573 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:55:57,573 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:55:57,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-15 14:55:57,573 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:55:57,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:55:57,574 INFO L85 PathProgramCache]: Analyzing trace with hash -1828756419, now seen corresponding path program 1 times [2022-03-15 14:55:57,574 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:55:57,574 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848634067] [2022-03-15 14:55:57,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:55:57,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:55:57,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:55:57,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:55:57,674 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:55:57,674 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848634067] [2022-03-15 14:55:57,674 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848634067] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:55:57,675 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:55:57,675 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:55:57,675 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870799423] [2022-03-15 14:55:57,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:55:57,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 14:55:57,675 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:55:57,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 14:55:57,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:55:57,676 INFO L87 Difference]: Start difference. First operand 13524 states and 37938 transitions. Second operand has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:58,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:55:58,076 INFO L93 Difference]: Finished difference Result 14119 states and 39585 transitions. [2022-03-15 14:55:58,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:55:58,077 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2022-03-15 14:55:58,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:55:58,181 INFO L225 Difference]: With dead ends: 14119 [2022-03-15 14:55:58,182 INFO L226 Difference]: Without dead ends: 14119 [2022-03-15 14:55:58,182 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:55:58,183 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 82 mSDsluCounter, 461 mSDsCounter, 0 mSdLazyCounter, 360 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:55:58,183 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [82 Valid, 717 Invalid, 365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 360 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-15 14:55:58,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14119 states. [2022-03-15 14:55:58,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14119 to 13987. [2022-03-15 14:55:58,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13987 states, 13975 states have (on average 2.8062254025044724) internal successors, (39217), 13986 states have internal predecessors, (39217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:58,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13987 states to 13987 states and 39217 transitions. [2022-03-15 14:55:58,434 INFO L78 Accepts]: Start accepts. Automaton has 13987 states and 39217 transitions. Word has length 72 [2022-03-15 14:55:58,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:55:58,435 INFO L470 AbstractCegarLoop]: Abstraction has 13987 states and 39217 transitions. [2022-03-15 14:55:58,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:58,435 INFO L276 IsEmpty]: Start isEmpty. Operand 13987 states and 39217 transitions. [2022-03-15 14:55:58,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-03-15 14:55:58,437 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:55:58,437 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:55:58,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-15 14:55:58,437 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:55:58,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:55:58,438 INFO L85 PathProgramCache]: Analyzing trace with hash -1585514794, now seen corresponding path program 1 times [2022-03-15 14:55:58,438 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:55:58,438 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173773450] [2022-03-15 14:55:58,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:55:58,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:55:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:55:58,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:55:58,580 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:55:58,580 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173773450] [2022-03-15 14:55:58,580 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173773450] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:55:58,580 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:55:58,580 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:55:58,580 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999999319] [2022-03-15 14:55:58,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:55:58,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-15 14:55:58,580 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:55:58,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-15 14:55:58,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-15 14:55:58,581 INFO L87 Difference]: Start difference. First operand 13987 states and 39217 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:58,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:55:58,687 INFO L93 Difference]: Finished difference Result 14015 states and 39244 transitions. [2022-03-15 14:55:58,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:55:58,687 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2022-03-15 14:55:58,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:55:58,716 INFO L225 Difference]: With dead ends: 14015 [2022-03-15 14:55:58,716 INFO L226 Difference]: Without dead ends: 14015 [2022-03-15 14:55:58,716 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-03-15 14:55:58,717 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 86 mSDsluCounter, 601 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 747 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:55:58,717 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 747 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 14:55:58,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14015 states. [2022-03-15 14:55:59,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14015 to 13975. [2022-03-15 14:55:59,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13975 states, 13964 states have (on average 2.807576625608708) internal successors, (39205), 13974 states have internal predecessors, (39205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:59,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13975 states to 13975 states and 39205 transitions. [2022-03-15 14:55:59,128 INFO L78 Accepts]: Start accepts. Automaton has 13975 states and 39205 transitions. Word has length 74 [2022-03-15 14:55:59,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:55:59,128 INFO L470 AbstractCegarLoop]: Abstraction has 13975 states and 39205 transitions. [2022-03-15 14:55:59,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:59,129 INFO L276 IsEmpty]: Start isEmpty. Operand 13975 states and 39205 transitions. [2022-03-15 14:55:59,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-03-15 14:55:59,132 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:55:59,132 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:55:59,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-15 14:55:59,132 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:55:59,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:55:59,133 INFO L85 PathProgramCache]: Analyzing trace with hash 523906389, now seen corresponding path program 1 times [2022-03-15 14:55:59,133 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:55:59,133 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345478816] [2022-03-15 14:55:59,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:55:59,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:55:59,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:55:59,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:55:59,277 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:55:59,277 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345478816] [2022-03-15 14:55:59,277 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345478816] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:55:59,278 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:55:59,278 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:55:59,278 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680050989] [2022-03-15 14:55:59,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:55:59,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 14:55:59,278 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:55:59,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 14:55:59,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:55:59,279 INFO L87 Difference]: Start difference. First operand 13975 states and 39205 transitions. Second operand has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:59,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:55:59,489 INFO L93 Difference]: Finished difference Result 14570 states and 40852 transitions. [2022-03-15 14:55:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:55:59,489 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2022-03-15 14:55:59,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:55:59,665 INFO L225 Difference]: With dead ends: 14570 [2022-03-15 14:55:59,665 INFO L226 Difference]: Without dead ends: 14570 [2022-03-15 14:55:59,666 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:55:59,666 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 84 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:55:59,667 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [84 Valid, 451 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 14:55:59,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14570 states. [2022-03-15 14:55:59,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14570 to 14438. [2022-03-15 14:55:59,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14438 states, 14428 states have (on average 2.8059329082339897) internal successors, (40484), 14437 states have internal predecessors, (40484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:00,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14438 states to 14438 states and 40484 transitions. [2022-03-15 14:56:00,052 INFO L78 Accepts]: Start accepts. Automaton has 14438 states and 40484 transitions. Word has length 80 [2022-03-15 14:56:00,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:00,052 INFO L470 AbstractCegarLoop]: Abstraction has 14438 states and 40484 transitions. [2022-03-15 14:56:00,052 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:00,052 INFO L276 IsEmpty]: Start isEmpty. Operand 14438 states and 40484 transitions. [2022-03-15 14:56:00,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-15 14:56:00,061 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:00,061 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:00,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-15 14:56:00,062 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:00,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:00,062 INFO L85 PathProgramCache]: Analyzing trace with hash -1879858362, now seen corresponding path program 1 times [2022-03-15 14:56:00,062 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:00,062 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544937419] [2022-03-15 14:56:00,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:00,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:00,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:00,142 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:00,142 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544937419] [2022-03-15 14:56:00,142 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544937419] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:00,142 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:00,142 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:56:00,142 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761041152] [2022-03-15 14:56:00,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:00,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 14:56:00,143 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:00,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 14:56:00,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:56:00,143 INFO L87 Difference]: Start difference. First operand 14438 states and 40484 transitions. Second operand has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:00,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:00,515 INFO L93 Difference]: Finished difference Result 16753 states and 46787 transitions. [2022-03-15 14:56:00,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:56:00,515 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87 [2022-03-15 14:56:00,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:00,554 INFO L225 Difference]: With dead ends: 16753 [2022-03-15 14:56:00,555 INFO L226 Difference]: Without dead ends: 16753 [2022-03-15 14:56:00,555 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:56:00,559 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 112 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:00,559 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [112 Valid, 575 Invalid, 276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-15 14:56:00,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16753 states. [2022-03-15 14:56:00,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16753 to 14900. [2022-03-15 14:56:00,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14900 states, 14892 states have (on average 2.804324469513833) internal successors, (41762), 14899 states have internal predecessors, (41762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:00,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14900 states to 14900 states and 41762 transitions. [2022-03-15 14:56:00,914 INFO L78 Accepts]: Start accepts. Automaton has 14900 states and 41762 transitions. Word has length 87 [2022-03-15 14:56:00,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:00,915 INFO L470 AbstractCegarLoop]: Abstraction has 14900 states and 41762 transitions. [2022-03-15 14:56:00,915 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:00,915 INFO L276 IsEmpty]: Start isEmpty. Operand 14900 states and 41762 transitions. [2022-03-15 14:56:00,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-03-15 14:56:00,921 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:00,921 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:00,921 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-15 14:56:00,921 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:00,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:00,922 INFO L85 PathProgramCache]: Analyzing trace with hash 148556689, now seen corresponding path program 1 times [2022-03-15 14:56:00,922 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:00,922 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839050946] [2022-03-15 14:56:00,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:00,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:01,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:01,024 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:01,024 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839050946] [2022-03-15 14:56:01,024 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839050946] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:01,024 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:01,024 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:56:01,024 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120595913] [2022-03-15 14:56:01,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:01,025 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 14:56:01,025 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:01,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 14:56:01,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:56:01,026 INFO L87 Difference]: Start difference. First operand 14900 states and 41762 transitions. Second operand has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:01,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:01,443 INFO L93 Difference]: Finished difference Result 15688 states and 43614 transitions. [2022-03-15 14:56:01,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:56:01,443 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2022-03-15 14:56:01,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:01,474 INFO L225 Difference]: With dead ends: 15688 [2022-03-15 14:56:01,474 INFO L226 Difference]: Without dead ends: 15688 [2022-03-15 14:56:01,474 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:56:01,475 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 194 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 249 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:01,475 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [194 Valid, 619 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 249 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-15 14:56:01,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15688 states. [2022-03-15 14:56:01,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15688 to 15364. [2022-03-15 14:56:01,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15364 states, 15356 states have (on average 2.8029434748632456) internal successors, (43042), 15363 states have internal predecessors, (43042), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:01,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15364 states to 15364 states and 43042 transitions. [2022-03-15 14:56:01,882 INFO L78 Accepts]: Start accepts. Automaton has 15364 states and 43042 transitions. Word has length 90 [2022-03-15 14:56:01,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:01,883 INFO L470 AbstractCegarLoop]: Abstraction has 15364 states and 43042 transitions. [2022-03-15 14:56:01,883 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:01,884 INFO L276 IsEmpty]: Start isEmpty. Operand 15364 states and 43042 transitions. [2022-03-15 14:56:01,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-03-15 14:56:01,898 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:01,898 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:01,899 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-15 14:56:01,899 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:01,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:01,899 INFO L85 PathProgramCache]: Analyzing trace with hash 885995675, now seen corresponding path program 1 times [2022-03-15 14:56:01,900 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:01,900 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080508338] [2022-03-15 14:56:01,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:01,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:01,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:02,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:02,003 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:02,003 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080508338] [2022-03-15 14:56:02,004 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080508338] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:02,004 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:02,004 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:56:02,004 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592687728] [2022-03-15 14:56:02,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:02,005 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-15 14:56:02,005 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:02,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-15 14:56:02,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-15 14:56:02,005 INFO L87 Difference]: Start difference. First operand 15364 states and 43042 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:02,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:02,143 INFO L93 Difference]: Finished difference Result 5974 states and 16279 transitions. [2022-03-15 14:56:02,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:56:02,144 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2022-03-15 14:56:02,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:02,154 INFO L225 Difference]: With dead ends: 5974 [2022-03-15 14:56:02,154 INFO L226 Difference]: Without dead ends: 5974 [2022-03-15 14:56:02,154 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-03-15 14:56:02,155 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 300 mSDsluCounter, 618 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 300 SdHoareTripleChecker+Valid, 842 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:02,155 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [300 Valid, 842 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 14:56:02,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5974 states. [2022-03-15 14:56:02,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5974 to 5936. [2022-03-15 14:56:02,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5936 states, 5932 states have (on average 2.7380310182063385) internal successors, (16242), 5935 states have internal predecessors, (16242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:02,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5936 states to 5936 states and 16242 transitions. [2022-03-15 14:56:02,348 INFO L78 Accepts]: Start accepts. Automaton has 5936 states and 16242 transitions. Word has length 96 [2022-03-15 14:56:02,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:02,348 INFO L470 AbstractCegarLoop]: Abstraction has 5936 states and 16242 transitions. [2022-03-15 14:56:02,348 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:02,348 INFO L276 IsEmpty]: Start isEmpty. Operand 5936 states and 16242 transitions. [2022-03-15 14:56:02,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:02,358 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:02,358 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:02,358 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-15 14:56:02,358 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:02,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:02,359 INFO L85 PathProgramCache]: Analyzing trace with hash -1448302514, now seen corresponding path program 1 times [2022-03-15 14:56:02,359 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:02,359 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125675805] [2022-03-15 14:56:02,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:02,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:02,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:03,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:03,369 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:03,369 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125675805] [2022-03-15 14:56:03,369 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125675805] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:03,369 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:03,369 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:03,369 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264030115] [2022-03-15 14:56:03,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:03,370 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:03,371 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:03,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:03,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:03,372 INFO L87 Difference]: Start difference. First operand 5936 states and 16242 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:05,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:05,032 INFO L93 Difference]: Finished difference Result 6595 states and 17671 transitions. [2022-03-15 14:56:05,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:05,033 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:05,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:05,042 INFO L225 Difference]: With dead ends: 6595 [2022-03-15 14:56:05,042 INFO L226 Difference]: Without dead ends: 6595 [2022-03-15 14:56:05,042 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=333, Invalid=789, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:05,043 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 1607 mSDsluCounter, 1380 mSDsCounter, 0 mSdLazyCounter, 1108 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1607 SdHoareTripleChecker+Valid, 1715 SdHoareTripleChecker+Invalid, 1248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 1108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:05,043 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1607 Valid, 1715 Invalid, 1248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 1108 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:56:05,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6595 states. [2022-03-15 14:56:05,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6595 to 6104. [2022-03-15 14:56:05,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6104 states, 6100 states have (on average 2.7432786885245903) internal successors, (16734), 6103 states have internal predecessors, (16734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:05,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6104 states to 6104 states and 16734 transitions. [2022-03-15 14:56:05,125 INFO L78 Accepts]: Start accepts. Automaton has 6104 states and 16734 transitions. Word has length 98 [2022-03-15 14:56:05,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:05,125 INFO L470 AbstractCegarLoop]: Abstraction has 6104 states and 16734 transitions. [2022-03-15 14:56:05,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:05,125 INFO L276 IsEmpty]: Start isEmpty. Operand 6104 states and 16734 transitions. [2022-03-15 14:56:05,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:05,131 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:05,132 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:05,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-15 14:56:05,132 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:05,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:05,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1836012366, now seen corresponding path program 2 times [2022-03-15 14:56:05,132 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:05,132 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865515850] [2022-03-15 14:56:05,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:05,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:05,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:05,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:05,703 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:05,703 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865515850] [2022-03-15 14:56:05,703 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865515850] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:05,703 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:05,703 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:05,703 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433072439] [2022-03-15 14:56:05,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:05,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:05,703 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:05,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:05,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:05,704 INFO L87 Difference]: Start difference. First operand 6104 states and 16734 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:06,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:06,911 INFO L93 Difference]: Finished difference Result 6975 states and 18699 transitions. [2022-03-15 14:56:06,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:56:06,912 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:06,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:06,921 INFO L225 Difference]: With dead ends: 6975 [2022-03-15 14:56:06,921 INFO L226 Difference]: Without dead ends: 6975 [2022-03-15 14:56:06,922 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=318, Invalid=738, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:56:06,922 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1489 mSDsluCounter, 1158 mSDsCounter, 0 mSdLazyCounter, 988 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1489 SdHoareTripleChecker+Valid, 1496 SdHoareTripleChecker+Invalid, 1134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 988 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:06,922 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1489 Valid, 1496 Invalid, 1134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 988 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 14:56:06,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6975 states. [2022-03-15 14:56:07,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6975 to 6160. [2022-03-15 14:56:07,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6160 states, 6156 states have (on average 2.7449642625081223) internal successors, (16898), 6159 states have internal predecessors, (16898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:07,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 16898 transitions. [2022-03-15 14:56:07,122 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 16898 transitions. Word has length 98 [2022-03-15 14:56:07,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:07,123 INFO L470 AbstractCegarLoop]: Abstraction has 6160 states and 16898 transitions. [2022-03-15 14:56:07,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:07,132 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 16898 transitions. [2022-03-15 14:56:07,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:07,144 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:07,144 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:07,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-15 14:56:07,144 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:07,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:07,145 INFO L85 PathProgramCache]: Analyzing trace with hash -1849431070, now seen corresponding path program 3 times [2022-03-15 14:56:07,145 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:07,145 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440751204] [2022-03-15 14:56:07,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:07,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:07,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:07,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:07,899 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:07,899 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440751204] [2022-03-15 14:56:07,899 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440751204] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:07,899 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:07,899 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:07,899 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496844847] [2022-03-15 14:56:07,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:07,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:07,900 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:07,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:07,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:07,900 INFO L87 Difference]: Start difference. First operand 6160 states and 16898 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:09,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:09,438 INFO L93 Difference]: Finished difference Result 7115 states and 19109 transitions. [2022-03-15 14:56:09,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:09,439 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:09,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:09,451 INFO L225 Difference]: With dead ends: 7115 [2022-03-15 14:56:09,451 INFO L226 Difference]: Without dead ends: 7115 [2022-03-15 14:56:09,452 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:09,452 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1520 mSDsluCounter, 1638 mSDsCounter, 0 mSdLazyCounter, 1445 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:09,452 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1520 Valid, 1979 Invalid, 1533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1445 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:56:09,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7115 states. [2022-03-15 14:56:09,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7115 to 6160. [2022-03-15 14:56:09,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6160 states, 6156 states have (on average 2.7449642625081223) internal successors, (16898), 6159 states have internal predecessors, (16898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:09,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 16898 transitions. [2022-03-15 14:56:09,561 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 16898 transitions. Word has length 98 [2022-03-15 14:56:09,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:09,561 INFO L470 AbstractCegarLoop]: Abstraction has 6160 states and 16898 transitions. [2022-03-15 14:56:09,562 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:09,562 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 16898 transitions. [2022-03-15 14:56:09,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:09,568 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:09,569 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:09,569 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-15 14:56:09,569 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:09,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:09,569 INFO L85 PathProgramCache]: Analyzing trace with hash 1572984838, now seen corresponding path program 4 times [2022-03-15 14:56:09,569 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:09,569 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626141094] [2022-03-15 14:56:09,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:09,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:09,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:10,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:10,243 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:10,243 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626141094] [2022-03-15 14:56:10,243 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626141094] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:10,243 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:10,244 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:10,244 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534044175] [2022-03-15 14:56:10,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:10,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:10,244 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:10,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:10,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:10,245 INFO L87 Difference]: Start difference. First operand 6160 states and 16898 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:11,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:11,788 INFO L93 Difference]: Finished difference Result 7255 states and 19519 transitions. [2022-03-15 14:56:11,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:11,788 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:11,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:11,801 INFO L225 Difference]: With dead ends: 7255 [2022-03-15 14:56:11,801 INFO L226 Difference]: Without dead ends: 7255 [2022-03-15 14:56:11,802 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:11,802 INFO L933 BasicCegarLoop]: 367 mSDtfsCounter, 1491 mSDsluCounter, 1565 mSDsCounter, 0 mSdLazyCounter, 1311 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1491 SdHoareTripleChecker+Valid, 1897 SdHoareTripleChecker+Invalid, 1435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1311 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:11,802 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1491 Valid, 1897 Invalid, 1435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1311 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:56:11,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7255 states. [2022-03-15 14:56:11,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7255 to 6160. [2022-03-15 14:56:11,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6160 states, 6156 states have (on average 2.7449642625081223) internal successors, (16898), 6159 states have internal predecessors, (16898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:11,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 16898 transitions. [2022-03-15 14:56:11,916 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 16898 transitions. Word has length 98 [2022-03-15 14:56:11,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:11,916 INFO L470 AbstractCegarLoop]: Abstraction has 6160 states and 16898 transitions. [2022-03-15 14:56:11,916 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:11,917 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 16898 transitions. [2022-03-15 14:56:11,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:11,923 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:11,923 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:11,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-15 14:56:11,923 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:11,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:11,923 INFO L85 PathProgramCache]: Analyzing trace with hash 1875270712, now seen corresponding path program 5 times [2022-03-15 14:56:11,923 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:11,924 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329667312] [2022-03-15 14:56:11,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:11,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:11,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:12,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:12,697 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:12,697 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329667312] [2022-03-15 14:56:12,697 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329667312] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:12,697 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:12,697 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:12,697 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048547062] [2022-03-15 14:56:12,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:12,698 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:12,698 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:12,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:12,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:12,699 INFO L87 Difference]: Start difference. First operand 6160 states and 16898 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:14,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:14,554 INFO L93 Difference]: Finished difference Result 7227 states and 19437 transitions. [2022-03-15 14:56:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:14,554 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:14,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:14,566 INFO L225 Difference]: With dead ends: 7227 [2022-03-15 14:56:14,566 INFO L226 Difference]: Without dead ends: 7227 [2022-03-15 14:56:14,567 INFO L932 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 [2022-03-15 14:56:14,567 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1445 mSDsluCounter, 1861 mSDsCounter, 0 mSdLazyCounter, 1599 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1445 SdHoareTripleChecker+Valid, 2190 SdHoareTripleChecker+Invalid, 1696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 1599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:14,567 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1445 Valid, 2190 Invalid, 1696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1599 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:56:14,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7227 states. [2022-03-15 14:56:14,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7227 to 6160. [2022-03-15 14:56:14,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6160 states, 6156 states have (on average 2.7449642625081223) internal successors, (16898), 6159 states have internal predecessors, (16898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:14,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 16898 transitions. [2022-03-15 14:56:14,680 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 16898 transitions. Word has length 98 [2022-03-15 14:56:14,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:14,680 INFO L470 AbstractCegarLoop]: Abstraction has 6160 states and 16898 transitions. [2022-03-15 14:56:14,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:14,680 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 16898 transitions. [2022-03-15 14:56:14,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:14,687 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:14,687 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:14,687 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-15 14:56:14,687 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:14,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:14,687 INFO L85 PathProgramCache]: Analyzing trace with hash -799667770, now seen corresponding path program 6 times [2022-03-15 14:56:14,687 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:14,687 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171950824] [2022-03-15 14:56:14,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:14,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:14,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:15,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:15,274 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:15,274 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171950824] [2022-03-15 14:56:15,275 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171950824] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:15,275 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:15,275 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:15,275 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509643613] [2022-03-15 14:56:15,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:15,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:15,275 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:15,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:15,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:15,276 INFO L87 Difference]: Start difference. First operand 6160 states and 16898 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:16,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:16,585 INFO L93 Difference]: Finished difference Result 7171 states and 19259 transitions. [2022-03-15 14:56:16,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:56:16,585 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:16,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:16,596 INFO L225 Difference]: With dead ends: 7171 [2022-03-15 14:56:16,597 INFO L226 Difference]: Without dead ends: 7171 [2022-03-15 14:56:16,597 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=301, Invalid=691, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:56:16,597 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1498 mSDsluCounter, 1294 mSDsCounter, 0 mSdLazyCounter, 1156 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:16,598 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1498 Valid, 1605 Invalid, 1304 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1156 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:56:16,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7171 states. [2022-03-15 14:56:16,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7171 to 6272. [2022-03-15 14:56:16,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6272 states, 6268 states have (on average 2.7482450542437777) internal successors, (17226), 6271 states have internal predecessors, (17226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:16,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-03-15 14:56:16,703 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-03-15 14:56:16,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:16,703 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-03-15 14:56:16,703 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:16,703 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-03-15 14:56:16,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:16,710 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:16,710 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:16,710 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-15 14:56:16,710 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:16,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:16,711 INFO L85 PathProgramCache]: Analyzing trace with hash 56828176, now seen corresponding path program 7 times [2022-03-15 14:56:16,711 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:16,711 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184074624] [2022-03-15 14:56:16,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:16,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:17,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:17,222 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:17,223 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184074624] [2022-03-15 14:56:17,223 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184074624] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:17,223 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:17,223 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:17,223 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048949575] [2022-03-15 14:56:17,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:17,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:17,223 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:17,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:17,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:17,224 INFO L87 Difference]: Start difference. First operand 6272 states and 17226 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:18,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:18,491 INFO L93 Difference]: Finished difference Result 7395 states and 19873 transitions. [2022-03-15 14:56:18,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:56:18,491 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:18,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:18,503 INFO L225 Difference]: With dead ends: 7395 [2022-03-15 14:56:18,503 INFO L226 Difference]: Without dead ends: 7395 [2022-03-15 14:56:18,505 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:56:18,507 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1411 mSDsluCounter, 1456 mSDsCounter, 0 mSdLazyCounter, 1299 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1411 SdHoareTripleChecker+Valid, 1777 SdHoareTripleChecker+Invalid, 1385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 1299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:18,507 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1411 Valid, 1777 Invalid, 1385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 1299 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:56:18,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7395 states. [2022-03-15 14:56:18,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7395 to 6286. [2022-03-15 14:56:18,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6286 states, 6282 states have (on average 2.7486469277300225) internal successors, (17267), 6285 states have internal predecessors, (17267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:18,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-03-15 14:56:18,624 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-03-15 14:56:18,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:18,625 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-03-15 14:56:18,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:18,625 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-03-15 14:56:18,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:18,632 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:18,632 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:18,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-15 14:56:18,632 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:18,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:18,632 INFO L85 PathProgramCache]: Analyzing trace with hash 666352036, now seen corresponding path program 8 times [2022-03-15 14:56:18,633 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:18,633 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064765421] [2022-03-15 14:56:18,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:18,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:18,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:19,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:19,420 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:19,421 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064765421] [2022-03-15 14:56:19,422 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2064765421] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:19,422 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:19,422 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:19,422 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922177952] [2022-03-15 14:56:19,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:19,422 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:19,422 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:19,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:19,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:19,423 INFO L87 Difference]: Start difference. First operand 6286 states and 17267 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:21,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:21,140 INFO L93 Difference]: Finished difference Result 7325 states and 19710 transitions. [2022-03-15 14:56:21,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:21,141 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:21,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:21,152 INFO L225 Difference]: With dead ends: 7325 [2022-03-15 14:56:21,152 INFO L226 Difference]: Without dead ends: 7325 [2022-03-15 14:56:21,152 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:21,153 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1417 mSDsluCounter, 1803 mSDsCounter, 0 mSdLazyCounter, 1538 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1417 SdHoareTripleChecker+Valid, 2131 SdHoareTripleChecker+Invalid, 1691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 1538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:21,153 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1417 Valid, 2131 Invalid, 1691 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 1538 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:56:21,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7325 states. [2022-03-15 14:56:21,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7325 to 6272. [2022-03-15 14:56:21,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6272 states, 6268 states have (on average 2.7482450542437777) internal successors, (17226), 6271 states have internal predecessors, (17226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:21,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-03-15 14:56:21,234 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-03-15 14:56:21,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:21,234 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-03-15 14:56:21,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:21,234 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-03-15 14:56:21,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:21,240 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:21,240 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:21,240 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-15 14:56:21,240 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:21,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:21,241 INFO L85 PathProgramCache]: Analyzing trace with hash -2077767730, now seen corresponding path program 9 times [2022-03-15 14:56:21,241 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:21,241 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739433039] [2022-03-15 14:56:21,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:21,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:21,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:21,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:21,684 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:21,684 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739433039] [2022-03-15 14:56:21,684 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739433039] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:21,684 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:21,685 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:21,685 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693120756] [2022-03-15 14:56:21,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:21,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:21,685 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:21,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:21,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:21,686 INFO L87 Difference]: Start difference. First operand 6272 states and 17226 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:22,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:22,878 INFO L93 Difference]: Finished difference Result 7479 states and 20119 transitions. [2022-03-15 14:56:22,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:56:22,878 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:22,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:22,889 INFO L225 Difference]: With dead ends: 7479 [2022-03-15 14:56:22,890 INFO L226 Difference]: Without dead ends: 7479 [2022-03-15 14:56:22,890 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=319, Invalid=737, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:56:22,891 INFO L933 BasicCegarLoop]: 346 mSDtfsCounter, 1370 mSDsluCounter, 1064 mSDsCounter, 0 mSdLazyCounter, 990 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1370 SdHoareTripleChecker+Valid, 1391 SdHoareTripleChecker+Invalid, 1116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 990 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:22,891 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1370 Valid, 1391 Invalid, 1116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 990 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 14:56:22,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7479 states. [2022-03-15 14:56:22,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7479 to 6300. [2022-03-15 14:56:22,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6300 states, 6296 states have (on average 2.7490470139771284) internal successors, (17308), 6299 states have internal predecessors, (17308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:22,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6300 states to 6300 states and 17308 transitions. [2022-03-15 14:56:22,975 INFO L78 Accepts]: Start accepts. Automaton has 6300 states and 17308 transitions. Word has length 98 [2022-03-15 14:56:22,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:22,976 INFO L470 AbstractCegarLoop]: Abstraction has 6300 states and 17308 transitions. [2022-03-15 14:56:22,976 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:22,976 INFO L276 IsEmpty]: Start isEmpty. Operand 6300 states and 17308 transitions. [2022-03-15 14:56:22,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:22,982 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:22,982 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:22,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-15 14:56:22,982 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:22,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:22,982 INFO L85 PathProgramCache]: Analyzing trace with hash -1468243870, now seen corresponding path program 10 times [2022-03-15 14:56:22,982 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:22,982 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279348498] [2022-03-15 14:56:22,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:22,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:23,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:23,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:23,474 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:23,474 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279348498] [2022-03-15 14:56:23,474 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279348498] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:23,474 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:23,474 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:23,474 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99417577] [2022-03-15 14:56:23,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:23,475 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:23,475 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:23,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:23,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:23,475 INFO L87 Difference]: Start difference. First operand 6300 states and 17308 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:24,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:24,876 INFO L93 Difference]: Finished difference Result 7619 states and 20529 transitions. [2022-03-15 14:56:24,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:24,876 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:24,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:24,888 INFO L225 Difference]: With dead ends: 7619 [2022-03-15 14:56:24,888 INFO L226 Difference]: Without dead ends: 7619 [2022-03-15 14:56:24,888 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:24,889 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1325 mSDsluCounter, 1865 mSDsCounter, 0 mSdLazyCounter, 1602 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:24,889 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1325 Valid, 2189 Invalid, 1727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1602 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:56:24,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7619 states. [2022-03-15 14:56:24,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7619 to 6286. [2022-03-15 14:56:24,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6286 states, 6282 states have (on average 2.7486469277300225) internal successors, (17267), 6285 states have internal predecessors, (17267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:24,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-03-15 14:56:24,970 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-03-15 14:56:24,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:24,971 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-03-15 14:56:24,971 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) [2022-03-15 14:56:24,971 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-03-15 14:56:24,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:24,977 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:24,977 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:24,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-15 14:56:24,977 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:24,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:24,977 INFO L85 PathProgramCache]: Analyzing trace with hash 1954172038, now seen corresponding path program 11 times [2022-03-15 14:56:24,977 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:24,977 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804589801] [2022-03-15 14:56:24,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:24,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:25,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:25,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:25,562 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:25,562 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804589801] [2022-03-15 14:56:25,562 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804589801] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:25,562 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:25,562 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:25,562 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252572418] [2022-03-15 14:56:25,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:25,563 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:25,563 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:25,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:25,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:25,564 INFO L87 Difference]: Start difference. First operand 6286 states and 17267 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:27,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:27,043 INFO L93 Difference]: Finished difference Result 7479 states and 20161 transitions. [2022-03-15 14:56:27,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:27,043 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:27,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:27,055 INFO L225 Difference]: With dead ends: 7479 [2022-03-15 14:56:27,055 INFO L226 Difference]: Without dead ends: 7479 [2022-03-15 14:56:27,056 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:27,056 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1146 mSDsluCounter, 1819 mSDsCounter, 0 mSdLazyCounter, 1525 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:27,056 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1146 Valid, 2143 Invalid, 1619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1525 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:56:27,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7479 states. [2022-03-15 14:56:27,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7479 to 6272. [2022-03-15 14:56:27,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6272 states, 6268 states have (on average 2.7482450542437777) internal successors, (17226), 6271 states have internal predecessors, (17226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:27,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-03-15 14:56:27,163 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-03-15 14:56:27,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:27,164 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-03-15 14:56:27,164 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:27,164 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-03-15 14:56:27,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:27,172 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:27,172 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:27,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-15 14:56:27,172 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:27,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:27,172 INFO L85 PathProgramCache]: Analyzing trace with hash -2041542726, now seen corresponding path program 12 times [2022-03-15 14:56:27,172 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:27,172 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157754647] [2022-03-15 14:56:27,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:27,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:27,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:27,645 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:27,645 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157754647] [2022-03-15 14:56:27,646 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157754647] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:27,646 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:27,646 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:27,646 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873608703] [2022-03-15 14:56:27,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:27,646 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:27,646 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:27,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:27,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:27,647 INFO L87 Difference]: Start difference. First operand 6272 states and 17226 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:29,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:29,075 INFO L93 Difference]: Finished difference Result 7367 states and 19791 transitions. [2022-03-15 14:56:29,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:56:29,075 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:29,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:29,086 INFO L225 Difference]: With dead ends: 7367 [2022-03-15 14:56:29,086 INFO L226 Difference]: Without dead ends: 7367 [2022-03-15 14:56:29,086 INFO L932 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 [2022-03-15 14:56:29,086 INFO L933 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:29,087 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1171 Valid, 2211 Invalid, 1668 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 1579 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:56:29,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7367 states. [2022-03-15 14:56:29,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7367 to 6314. [2022-03-15 14:56:29,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6314 states, 6310 states have (on average 2.7494453248811412) internal successors, (17349), 6313 states have internal predecessors, (17349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:29,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6314 states to 6314 states and 17349 transitions. [2022-03-15 14:56:29,215 INFO L78 Accepts]: Start accepts. Automaton has 6314 states and 17349 transitions. Word has length 98 [2022-03-15 14:56:29,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:29,215 INFO L470 AbstractCegarLoop]: Abstraction has 6314 states and 17349 transitions. [2022-03-15 14:56:29,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:29,216 INFO L276 IsEmpty]: Start isEmpty. Operand 6314 states and 17349 transitions. [2022-03-15 14:56:29,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:29,220 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:29,220 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:29,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-15 14:56:29,221 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:29,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:29,222 INFO L85 PathProgramCache]: Analyzing trace with hash -1432018866, now seen corresponding path program 13 times [2022-03-15 14:56:29,222 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:29,222 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279931758] [2022-03-15 14:56:29,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:29,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:29,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:29,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:29,682 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:29,682 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279931758] [2022-03-15 14:56:29,682 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279931758] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:29,682 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:29,683 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:29,683 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634251994] [2022-03-15 14:56:29,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:29,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:29,683 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:29,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:29,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:29,684 INFO L87 Difference]: Start difference. First operand 6314 states and 17349 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:31,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:31,185 INFO L93 Difference]: Finished difference Result 7507 states and 20201 transitions. [2022-03-15 14:56:31,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:31,186 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:31,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:31,198 INFO L225 Difference]: With dead ends: 7507 [2022-03-15 14:56:31,198 INFO L226 Difference]: Without dead ends: 7507 [2022-03-15 14:56:31,199 INFO L932 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 [2022-03-15 14:56:31,199 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1576 mSDsluCounter, 1564 mSDsCounter, 0 mSdLazyCounter, 1448 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:31,200 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1576 Valid, 1889 Invalid, 1545 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1448 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:56:31,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7507 states. [2022-03-15 14:56:31,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7507 to 6300. [2022-03-15 14:56:31,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6300 states, 6296 states have (on average 2.7490470139771284) internal successors, (17308), 6299 states have internal predecessors, (17308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:31,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6300 states to 6300 states and 17308 transitions. [2022-03-15 14:56:31,303 INFO L78 Accepts]: Start accepts. Automaton has 6300 states and 17308 transitions. Word has length 98 [2022-03-15 14:56:31,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:31,303 INFO L470 AbstractCegarLoop]: Abstraction has 6300 states and 17308 transitions. [2022-03-15 14:56:31,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:31,304 INFO L276 IsEmpty]: Start isEmpty. Operand 6300 states and 17308 transitions. [2022-03-15 14:56:31,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:31,310 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:31,310 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:31,310 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-15 14:56:31,310 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:31,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:31,311 INFO L85 PathProgramCache]: Analyzing trace with hash 1990397042, now seen corresponding path program 14 times [2022-03-15 14:56:31,311 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:31,311 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608351755] [2022-03-15 14:56:31,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:31,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:31,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:31,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:31,841 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:31,841 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608351755] [2022-03-15 14:56:31,841 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608351755] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:31,841 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:31,842 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:31,842 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100129711] [2022-03-15 14:56:31,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:31,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:31,842 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:31,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:31,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:31,843 INFO L87 Difference]: Start difference. First operand 6300 states and 17308 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:33,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:33,492 INFO L93 Difference]: Finished difference Result 7647 states and 20611 transitions. [2022-03-15 14:56:33,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:33,492 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:33,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:33,504 INFO L225 Difference]: With dead ends: 7647 [2022-03-15 14:56:33,504 INFO L226 Difference]: Without dead ends: 7647 [2022-03-15 14:56:33,504 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:33,505 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1143 mSDsluCounter, 1925 mSDsCounter, 0 mSdLazyCounter, 1631 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1143 SdHoareTripleChecker+Valid, 2244 SdHoareTripleChecker+Invalid, 1733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 1631 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:33,505 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1143 Valid, 2244 Invalid, 1733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 1631 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:56:33,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7647 states. [2022-03-15 14:56:33,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7647 to 6286. [2022-03-15 14:56:33,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6286 states, 6282 states have (on average 2.7486469277300225) internal successors, (17267), 6285 states have internal predecessors, (17267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:33,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-03-15 14:56:33,586 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-03-15 14:56:33,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:33,586 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-03-15 14:56:33,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:33,586 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-03-15 14:56:33,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:33,591 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:33,591 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:33,591 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-15 14:56:33,591 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:33,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:33,591 INFO L85 PathProgramCache]: Analyzing trace with hash -2002284380, now seen corresponding path program 15 times [2022-03-15 14:56:33,591 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:33,592 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741381631] [2022-03-15 14:56:33,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:33,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:33,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:34,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:34,226 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:34,226 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741381631] [2022-03-15 14:56:34,227 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741381631] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:34,227 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:34,227 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:34,228 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321129591] [2022-03-15 14:56:34,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:34,230 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:34,230 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:34,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:34,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:34,230 INFO L87 Difference]: Start difference. First operand 6286 states and 17267 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:35,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:35,322 INFO L93 Difference]: Finished difference Result 7409 states and 19956 transitions. [2022-03-15 14:56:35,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:35,322 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 [2022-03-15 14:56:35,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:35,333 INFO L225 Difference]: With dead ends: 7409 [2022-03-15 14:56:35,333 INFO L226 Difference]: Without dead ends: 7409 [2022-03-15 14:56:35,337 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:35,340 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1339 mSDsluCounter, 1285 mSDsCounter, 0 mSdLazyCounter, 1196 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:35,340 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1339 Valid, 1613 Invalid, 1302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 1196 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 14:56:35,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7409 states. [2022-03-15 14:56:35,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7409 to 6272. [2022-03-15 14:56:35,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6272 states, 6268 states have (on average 2.7482450542437777) internal successors, (17226), 6271 states have internal predecessors, (17226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:35,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-03-15 14:56:35,419 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-03-15 14:56:35,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:35,419 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-03-15 14:56:35,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:35,419 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-03-15 14:56:35,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:35,424 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:35,424 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:35,424 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-15 14:56:35,424 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:35,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:35,424 INFO L85 PathProgramCache]: Analyzing trace with hash -939267960, now seen corresponding path program 16 times [2022-03-15 14:56:35,424 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:35,425 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335018099] [2022-03-15 14:56:35,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:35,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:35,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:35,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:35,896 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:35,897 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335018099] [2022-03-15 14:56:35,897 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335018099] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:35,897 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:35,897 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:35,897 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845217861] [2022-03-15 14:56:35,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:35,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:35,897 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:35,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:35,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:35,898 INFO L87 Difference]: Start difference. First operand 6272 states and 17226 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:37,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:37,337 INFO L93 Difference]: Finished difference Result 7843 states and 21143 transitions. [2022-03-15 14:56:37,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:56:37,344 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:37,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:37,356 INFO L225 Difference]: With dead ends: 7843 [2022-03-15 14:56:37,357 INFO L226 Difference]: Without dead ends: 7843 [2022-03-15 14:56:37,357 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=302, Invalid=690, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:56:37,358 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1358 mSDsluCounter, 1265 mSDsCounter, 0 mSdLazyCounter, 1148 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1358 SdHoareTripleChecker+Valid, 1566 SdHoareTripleChecker+Invalid, 1278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 1148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:37,358 INFO L934 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] [2022-03-15 14:56:37,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7843 states. [2022-03-15 14:56:37,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7843 to 6356. [2022-03-15 14:56:37,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:37,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-15 14:56:37,448 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-15 14:56:37,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:37,448 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-15 14:56:37,449 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:37,449 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-15 14:56:37,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:37,454 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:37,454 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:37,454 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-15 14:56:37,454 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:37,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:37,454 INFO L85 PathProgramCache]: Analyzing trace with hash -82772014, now seen corresponding path program 17 times [2022-03-15 14:56:37,454 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:37,454 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645962014] [2022-03-15 14:56:37,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:37,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:37,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:37,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:37,897 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:37,898 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645962014] [2022-03-15 14:56:37,898 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645962014] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:37,898 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:37,898 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:37,898 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766636823] [2022-03-15 14:56:37,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:37,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:37,898 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:37,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:37,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:37,899 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:39,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:39,346 INFO L93 Difference]: Finished difference Result 8067 states and 21757 transitions. [2022-03-15 14:56:39,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:56:39,346 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:39,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:39,357 INFO L225 Difference]: With dead ends: 8067 [2022-03-15 14:56:39,357 INFO L226 Difference]: Without dead ends: 8067 [2022-03-15 14:56:39,358 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:56:39,358 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 1249 mSDsluCounter, 1536 mSDsCounter, 0 mSdLazyCounter, 1393 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1249 SdHoareTripleChecker+Valid, 1841 SdHoareTripleChecker+Invalid, 1523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 1393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:39,358 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1249 Valid, 1841 Invalid, 1523 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 1393 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:56:39,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-03-15 14:56:39,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6370. [2022-03-15 14:56:39,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6370 states, 6366 states have (on average 2.7510210493245366) internal successors, (17513), 6369 states have internal predecessors, (17513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:39,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6370 states to 6370 states and 17513 transitions. [2022-03-15 14:56:39,439 INFO L78 Accepts]: Start accepts. Automaton has 6370 states and 17513 transitions. Word has length 98 [2022-03-15 14:56:39,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:39,440 INFO L470 AbstractCegarLoop]: Abstraction has 6370 states and 17513 transitions. [2022-03-15 14:56:39,440 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:39,440 INFO L276 IsEmpty]: Start isEmpty. Operand 6370 states and 17513 transitions. [2022-03-15 14:56:39,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:39,445 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:39,445 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:39,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-15 14:56:39,445 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:39,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:39,445 INFO L85 PathProgramCache]: Analyzing trace with hash 526751846, now seen corresponding path program 18 times [2022-03-15 14:56:39,445 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:39,445 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467272680] [2022-03-15 14:56:39,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:39,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:39,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:39,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:39,997 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:39,997 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467272680] [2022-03-15 14:56:39,997 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467272680] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:39,997 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:39,997 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:39,997 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044853604] [2022-03-15 14:56:39,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:39,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:39,998 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:39,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:39,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:39,998 INFO L87 Difference]: Start difference. First operand 6370 states and 17513 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:41,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:41,734 INFO L93 Difference]: Finished difference Result 7997 states and 21594 transitions. [2022-03-15 14:56:41,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:41,735 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:41,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:41,754 INFO L225 Difference]: With dead ends: 7997 [2022-03-15 14:56:41,755 INFO L226 Difference]: Without dead ends: 7997 [2022-03-15 14:56:41,756 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:41,757 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1272 mSDsluCounter, 1824 mSDsCounter, 0 mSdLazyCounter, 1667 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:41,758 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1272 Valid, 2135 Invalid, 1764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1667 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:56:41,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7997 states. [2022-03-15 14:56:41,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7997 to 6328. [2022-03-15 14:56:41,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:41,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-15 14:56:41,839 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-15 14:56:41,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:41,855 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-15 14:56:41,855 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:41,855 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-15 14:56:41,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:41,861 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:41,868 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:41,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-15 14:56:41,868 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:41,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:41,869 INFO L85 PathProgramCache]: Analyzing trace with hash 2077599376, now seen corresponding path program 19 times [2022-03-15 14:56:41,869 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:41,869 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649445224] [2022-03-15 14:56:41,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:41,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:41,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:42,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:42,252 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:42,252 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649445224] [2022-03-15 14:56:42,252 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [649445224] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:42,252 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:42,252 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:42,252 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573455497] [2022-03-15 14:56:42,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:42,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:42,253 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:42,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:42,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:42,253 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:43,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:43,473 INFO L93 Difference]: Finished difference Result 7927 states and 21403 transitions. [2022-03-15 14:56:43,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:56:43,473 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 [2022-03-15 14:56:43,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:43,485 INFO L225 Difference]: With dead ends: 7927 [2022-03-15 14:56:43,485 INFO L226 Difference]: Without dead ends: 7927 [2022-03-15 14:56:43,486 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:56:43,487 INFO L933 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 [2022-03-15 14:56:43,487 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1344 Valid, 1598 Invalid, 1288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1160 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:56:43,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7927 states. [2022-03-15 14:56:43,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7927 to 6356. [2022-03-15 14:56:43,565 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) [2022-03-15 14:56:43,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-15 14:56:43,576 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-15 14:56:43,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:43,576 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-15 14:56:43,576 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:43,576 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-15 14:56:43,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:43,581 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:43,581 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:43,582 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-15 14:56:43,582 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:43,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:43,582 INFO L85 PathProgramCache]: Analyzing trace with hash -1607844060, now seen corresponding path program 20 times [2022-03-15 14:56:43,582 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:43,582 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860411829] [2022-03-15 14:56:43,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:43,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:44,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:44,117 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:44,117 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860411829] [2022-03-15 14:56:44,117 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860411829] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:44,117 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:44,117 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:44,117 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637050215] [2022-03-15 14:56:44,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:44,118 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:44,118 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:44,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:44,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:44,118 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:45,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:45,909 INFO L93 Difference]: Finished difference Result 8067 states and 21813 transitions. [2022-03-15 14:56:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:45,914 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:45,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:45,925 INFO L225 Difference]: With dead ends: 8067 [2022-03-15 14:56:45,925 INFO L226 Difference]: Without dead ends: 8067 [2022-03-15 14:56:45,926 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:45,926 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1345 mSDsluCounter, 2064 mSDsCounter, 0 mSdLazyCounter, 1842 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1345 SdHoareTripleChecker+Valid, 2380 SdHoareTripleChecker+Invalid, 1971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:45,926 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1345 Valid, 2380 Invalid, 1971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1842 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:56:45,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-03-15 14:56:45,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6342. [2022-03-15 14:56:46,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6342 states, 6338 states have (on average 2.7502366677185233) internal successors, (17431), 6341 states have internal predecessors, (17431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:46,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6342 states to 6342 states and 17431 transitions. [2022-03-15 14:56:46,013 INFO L78 Accepts]: Start accepts. Automaton has 6342 states and 17431 transitions. Word has length 98 [2022-03-15 14:56:46,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:46,013 INFO L470 AbstractCegarLoop]: Abstraction has 6342 states and 17431 transitions. [2022-03-15 14:56:46,013 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:46,013 INFO L276 IsEmpty]: Start isEmpty. Operand 6342 states and 17431 transitions. [2022-03-15 14:56:46,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:46,018 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:46,018 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:46,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-15 14:56:46,018 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:46,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:46,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1814571848, now seen corresponding path program 21 times [2022-03-15 14:56:46,031 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:46,031 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206627405] [2022-03-15 14:56:46,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:46,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:46,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:46,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:46,574 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:46,574 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206627405] [2022-03-15 14:56:46,574 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206627405] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:46,574 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:46,574 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:46,574 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824012961] [2022-03-15 14:56:46,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:46,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:46,574 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:46,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:46,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:46,575 INFO L87 Difference]: Start difference. First operand 6342 states and 17431 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:48,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:48,137 INFO L93 Difference]: Finished difference Result 8011 states and 21691 transitions. [2022-03-15 14:56:48,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:48,137 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:48,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:48,149 INFO L225 Difference]: With dead ends: 8011 [2022-03-15 14:56:48,149 INFO L226 Difference]: Without dead ends: 8011 [2022-03-15 14:56:48,149 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:48,150 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1249 mSDsluCounter, 1539 mSDsCounter, 0 mSdLazyCounter, 1382 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1249 SdHoareTripleChecker+Valid, 1863 SdHoareTripleChecker+Invalid, 1513 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:48,150 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1249 Valid, 1863 Invalid, 1513 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1382 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:56:48,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8011 states. [2022-03-15 14:56:48,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8011 to 6300. [2022-03-15 14:56:48,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6300 states, 6296 states have (on average 2.7490470139771284) internal successors, (17308), 6299 states have internal predecessors, (17308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:48,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6300 states to 6300 states and 17308 transitions. [2022-03-15 14:56:48,231 INFO L78 Accepts]: Start accepts. Automaton has 6300 states and 17308 transitions. Word has length 98 [2022-03-15 14:56:48,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:48,232 INFO L470 AbstractCegarLoop]: Abstraction has 6300 states and 17308 transitions. [2022-03-15 14:56:48,232 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:48,232 INFO L276 IsEmpty]: Start isEmpty. Operand 6300 states and 17308 transitions. [2022-03-15 14:56:48,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:48,249 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:48,249 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:48,249 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-15 14:56:48,249 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:48,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:48,250 INFO L85 PathProgramCache]: Analyzing trace with hash 1936868808, now seen corresponding path program 22 times [2022-03-15 14:56:48,250 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:48,250 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736310585] [2022-03-15 14:56:48,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:48,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:48,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:48,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:48,592 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:48,592 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736310585] [2022-03-15 14:56:48,592 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [736310585] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:48,592 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:48,592 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:48,592 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527050364] [2022-03-15 14:56:48,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:48,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:48,593 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:48,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:48,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:48,593 INFO L87 Difference]: Start difference. First operand 6300 states and 17308 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:50,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:50,038 INFO L93 Difference]: Finished difference Result 7395 states and 19887 transitions. [2022-03-15 14:56:50,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 14:56:50,038 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:50,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:50,050 INFO L225 Difference]: With dead ends: 7395 [2022-03-15 14:56:50,050 INFO L226 Difference]: Without dead ends: 7395 [2022-03-15 14:56:50,051 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=285, Invalid=645, Unknown=0, NotChecked=0, Total=930 [2022-03-15 14:56:50,051 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1247 mSDsluCounter, 1476 mSDsCounter, 0 mSdLazyCounter, 1301 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1247 SdHoareTripleChecker+Valid, 1764 SdHoareTripleChecker+Invalid, 1453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:50,051 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1247 Valid, 1764 Invalid, 1453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1301 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:56:50,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7395 states. [2022-03-15 14:56:50,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7395 to 6328. [2022-03-15 14:56:50,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:50,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-15 14:56:50,140 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-15 14:56:50,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:50,141 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-15 14:56:50,141 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:50,141 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-15 14:56:50,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:50,146 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:50,146 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:50,146 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-15 14:56:50,146 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:50,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:50,146 INFO L85 PathProgramCache]: Analyzing trace with hash -1093652914, now seen corresponding path program 23 times [2022-03-15 14:56:50,146 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:50,146 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35979157] [2022-03-15 14:56:50,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:50,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:50,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:50,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:50,582 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:50,582 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35979157] [2022-03-15 14:56:50,582 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35979157] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:50,582 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:50,582 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:50,582 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169043092] [2022-03-15 14:56:50,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:50,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:50,582 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:50,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:50,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:50,584 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:51,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:51,891 INFO L93 Difference]: Finished difference Result 7703 states and 20733 transitions. [2022-03-15 14:56:51,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:56:51,892 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:51,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:51,903 INFO L225 Difference]: With dead ends: 7703 [2022-03-15 14:56:51,903 INFO L226 Difference]: Without dead ends: 7703 [2022-03-15 14:56:51,904 INFO L932 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 [2022-03-15 14:56:51,904 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1364 mSDsluCounter, 1260 mSDsCounter, 0 mSdLazyCounter, 1185 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1364 SdHoareTripleChecker+Valid, 1565 SdHoareTripleChecker+Invalid, 1311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:51,904 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1364 Valid, 1565 Invalid, 1311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1185 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:56:51,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7703 states. [2022-03-15 14:56:51,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7703 to 6356. [2022-03-15 14:56:51,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:51,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-15 14:56:51,998 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-15 14:56:51,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:51,999 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-15 14:56:51,999 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:51,999 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-15 14:56:52,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:52,004 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:52,004 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:52,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-15 14:56:52,004 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:52,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:52,005 INFO L85 PathProgramCache]: Analyzing trace with hash -310893072, now seen corresponding path program 24 times [2022-03-15 14:56:52,005 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:52,005 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996675093] [2022-03-15 14:56:52,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:52,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:52,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:52,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:52,433 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:52,433 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996675093] [2022-03-15 14:56:52,433 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996675093] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:52,433 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:52,433 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:52,433 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120157223] [2022-03-15 14:56:52,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:52,433 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:52,433 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:52,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:52,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:52,434 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:53,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:53,938 INFO L93 Difference]: Finished difference Result 7647 states and 20583 transitions. [2022-03-15 14:56:53,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:56:53,938 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 [2022-03-15 14:56:53,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:53,951 INFO L225 Difference]: With dead ends: 7647 [2022-03-15 14:56:53,951 INFO L226 Difference]: Without dead ends: 7647 [2022-03-15 14:56:53,952 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:56:53,953 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1357 mSDsluCounter, 1787 mSDsCounter, 0 mSdLazyCounter, 1610 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:53,953 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1357 Valid, 2095 Invalid, 1735 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1610 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:56:53,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7647 states. [2022-03-15 14:56:54,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7647 to 6370. [2022-03-15 14:56:54,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6370 states, 6366 states have (on average 2.7510210493245366) internal successors, (17513), 6369 states have internal predecessors, (17513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:54,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6370 states to 6370 states and 17513 transitions. [2022-03-15 14:56:54,044 INFO L78 Accepts]: Start accepts. Automaton has 6370 states and 17513 transitions. Word has length 98 [2022-03-15 14:56:54,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:54,044 INFO L470 AbstractCegarLoop]: Abstraction has 6370 states and 17513 transitions. [2022-03-15 14:56:54,044 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:54,045 INFO L276 IsEmpty]: Start isEmpty. Operand 6370 states and 17513 transitions. [2022-03-15 14:56:54,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:54,049 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:54,053 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:54,053 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-15 14:56:54,053 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:54,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:54,054 INFO L85 PathProgramCache]: Analyzing trace with hash 298630788, now seen corresponding path program 25 times [2022-03-15 14:56:54,054 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:54,054 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910481873] [2022-03-15 14:56:54,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:54,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:54,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:54,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:54,484 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:54,484 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910481873] [2022-03-15 14:56:54,484 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910481873] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:54,485 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:54,485 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:54,485 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933390650] [2022-03-15 14:56:54,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:54,485 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:54,485 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:54,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:54,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:54,485 INFO L87 Difference]: Start difference. First operand 6370 states and 17513 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:56,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:56,474 INFO L93 Difference]: Finished difference Result 7577 states and 20420 transitions. [2022-03-15 14:56:56,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:56,475 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:56,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:56,485 INFO L225 Difference]: With dead ends: 7577 [2022-03-15 14:56:56,485 INFO L226 Difference]: Without dead ends: 7577 [2022-03-15 14:56:56,486 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:56,486 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 1044 mSDsluCounter, 2278 mSDsCounter, 0 mSdLazyCounter, 1994 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1044 SdHoareTripleChecker+Valid, 2590 SdHoareTripleChecker+Invalid, 2087 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 1994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:56,488 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1044 Valid, 2590 Invalid, 2087 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 1994 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 14:56:56,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7577 states. [2022-03-15 14:56:56,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7577 to 6328. [2022-03-15 14:56:56,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:56,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-15 14:56:56,569 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-15 14:56:56,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:56,570 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-15 14:56:56,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:56,570 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-15 14:56:56,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:56,574 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:56,574 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:56,574 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-15 14:56:56,575 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:56,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:56,575 INFO L85 PathProgramCache]: Analyzing trace with hash -1580869072, now seen corresponding path program 26 times [2022-03-15 14:56:56,575 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:56,575 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500107600] [2022-03-15 14:56:56,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:56,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:56,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:56,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:56,966 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:56,966 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500107600] [2022-03-15 14:56:56,966 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500107600] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:56,966 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:56,966 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:56,966 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571233251] [2022-03-15 14:56:56,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:56,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:56,967 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:56,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:56,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:56,967 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:58,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:58,469 INFO L93 Difference]: Finished difference Result 7675 states and 20651 transitions. [2022-03-15 14:56:58,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:56:58,469 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 [2022-03-15 14:56:58,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:58,480 INFO L225 Difference]: With dead ends: 7675 [2022-03-15 14:56:58,480 INFO L226 Difference]: Without dead ends: 7675 [2022-03-15 14:56:58,481 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=301, Invalid=691, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:56:58,482 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1141 mSDsluCounter, 1669 mSDsCounter, 0 mSdLazyCounter, 1475 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1141 SdHoareTripleChecker+Valid, 1967 SdHoareTripleChecker+Invalid, 1574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:58,482 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1141 Valid, 1967 Invalid, 1574 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1475 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:56:58,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7675 states. [2022-03-15 14:56:58,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7675 to 6412. [2022-03-15 14:56:58,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6412 states, 6408 states have (on average 2.752184769038702) internal successors, (17636), 6411 states have internal predecessors, (17636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:58,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-03-15 14:56:58,572 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-03-15 14:56:58,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:58,572 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-03-15 14:56:58,572 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:58,572 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-03-15 14:56:58,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:58,577 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:58,577 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:58,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-15 14:56:58,578 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:58,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:58,578 INFO L85 PathProgramCache]: Analyzing trace with hash -724373126, now seen corresponding path program 27 times [2022-03-15 14:56:58,578 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:58,578 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105801624] [2022-03-15 14:56:58,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:58,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:58,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:58,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:58,944 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:58,944 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105801624] [2022-03-15 14:56:58,944 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105801624] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:58,944 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:58,944 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:58,944 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640904341] [2022-03-15 14:56:58,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:58,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:58,944 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:58,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:58,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:58,945 INFO L87 Difference]: Start difference. First operand 6412 states and 17636 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:00,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:00,330 INFO L93 Difference]: Finished difference Result 7899 states and 21265 transitions. [2022-03-15 14:57:00,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:57:00,330 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:00,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:00,343 INFO L225 Difference]: With dead ends: 7899 [2022-03-15 14:57:00,343 INFO L226 Difference]: Without dead ends: 7899 [2022-03-15 14:57:00,344 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:57:00,344 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1182 mSDsluCounter, 1655 mSDsCounter, 0 mSdLazyCounter, 1480 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1182 SdHoareTripleChecker+Valid, 1959 SdHoareTripleChecker+Invalid, 1579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:00,344 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1182 Valid, 1959 Invalid, 1579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1480 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:00,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7899 states. [2022-03-15 14:57:00,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7899 to 6426. [2022-03-15 14:57:00,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6426 states, 6422 states have (on average 2.752569293055123) internal successors, (17677), 6425 states have internal predecessors, (17677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:00,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6426 states to 6426 states and 17677 transitions. [2022-03-15 14:57:00,439 INFO L78 Accepts]: Start accepts. Automaton has 6426 states and 17677 transitions. Word has length 98 [2022-03-15 14:57:00,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:00,440 INFO L470 AbstractCegarLoop]: Abstraction has 6426 states and 17677 transitions. [2022-03-15 14:57:00,440 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:00,440 INFO L276 IsEmpty]: Start isEmpty. Operand 6426 states and 17677 transitions. [2022-03-15 14:57:00,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:00,445 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:00,445 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:00,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-15 14:57:00,445 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:00,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:00,445 INFO L85 PathProgramCache]: Analyzing trace with hash -114849266, now seen corresponding path program 28 times [2022-03-15 14:57:00,446 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:00,446 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106770270] [2022-03-15 14:57:00,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:00,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:00,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:00,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:00,917 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:00,917 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106770270] [2022-03-15 14:57:00,917 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106770270] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:00,917 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:00,917 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:00,918 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341090446] [2022-03-15 14:57:00,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:00,918 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:00,918 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:00,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:00,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:00,918 INFO L87 Difference]: Start difference. First operand 6426 states and 17677 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:02,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:02,517 INFO L93 Difference]: Finished difference Result 7829 states and 21102 transitions. [2022-03-15 14:57:02,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:02,517 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:02,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:02,528 INFO L225 Difference]: With dead ends: 7829 [2022-03-15 14:57:02,528 INFO L226 Difference]: Without dead ends: 7829 [2022-03-15 14:57:02,529 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:02,529 INFO L933 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:02,529 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1033 Valid, 2203 Invalid, 1747 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 1645 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:57:02,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7829 states. [2022-03-15 14:57:02,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7829 to 6384. [2022-03-15 14:57:02,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6384 states, 6380 states have (on average 2.75141065830721) internal successors, (17554), 6383 states have internal predecessors, (17554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:02,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6384 states to 6384 states and 17554 transitions. [2022-03-15 14:57:02,609 INFO L78 Accepts]: Start accepts. Automaton has 6384 states and 17554 transitions. Word has length 98 [2022-03-15 14:57:02,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:02,610 INFO L470 AbstractCegarLoop]: Abstraction has 6384 states and 17554 transitions. [2022-03-15 14:57:02,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:02,610 INFO L276 IsEmpty]: Start isEmpty. Operand 6384 states and 17554 transitions. [2022-03-15 14:57:02,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:02,614 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:02,614 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:02,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-15 14:57:02,614 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:02,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:02,615 INFO L85 PathProgramCache]: Analyzing trace with hash 1435998264, now seen corresponding path program 29 times [2022-03-15 14:57:02,615 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:02,615 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160630453] [2022-03-15 14:57:02,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:02,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:02,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:03,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:03,092 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:03,092 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160630453] [2022-03-15 14:57:03,092 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160630453] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:03,092 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:03,092 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:03,092 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315175140] [2022-03-15 14:57:03,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:03,093 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:03,093 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:03,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:03,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:03,093 INFO L87 Difference]: Start difference. First operand 6384 states and 17554 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:04,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:04,464 INFO L93 Difference]: Finished difference Result 7983 states and 21511 transitions. [2022-03-15 14:57:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:57:04,464 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:04,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:04,476 INFO L225 Difference]: With dead ends: 7983 [2022-03-15 14:57:04,476 INFO L226 Difference]: Without dead ends: 7983 [2022-03-15 14:57:04,476 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:57:04,476 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1461 mSDsluCounter, 1434 mSDsCounter, 0 mSdLazyCounter, 1365 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:04,477 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1461 Valid, 1741 Invalid, 1465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 1365 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:57:04,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7983 states. [2022-03-15 14:57:04,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7983 to 6412. [2022-03-15 14:57:04,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6412 states, 6408 states have (on average 2.752184769038702) internal successors, (17636), 6411 states have internal predecessors, (17636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:04,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-03-15 14:57:04,565 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-03-15 14:57:04,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:04,565 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-03-15 14:57:04,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:04,566 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-03-15 14:57:04,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:04,570 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:04,570 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:04,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-15 14:57:04,571 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:04,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:04,571 INFO L85 PathProgramCache]: Analyzing trace with hash 2045522124, now seen corresponding path program 30 times [2022-03-15 14:57:04,571 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:04,571 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686547235] [2022-03-15 14:57:04,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:04,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:04,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:05,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:05,117 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:05,117 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686547235] [2022-03-15 14:57:05,117 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686547235] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:05,117 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:05,117 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:05,117 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851512640] [2022-03-15 14:57:05,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:05,118 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:05,118 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:05,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:05,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:05,118 INFO L87 Difference]: Start difference. First operand 6412 states and 17636 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:06,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:06,864 INFO L93 Difference]: Finished difference Result 8123 states and 21921 transitions. [2022-03-15 14:57:06,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:06,867 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:06,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:06,880 INFO L225 Difference]: With dead ends: 8123 [2022-03-15 14:57:06,882 INFO L226 Difference]: Without dead ends: 8123 [2022-03-15 14:57:06,882 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:06,883 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1030 mSDsluCounter, 1981 mSDsCounter, 0 mSdLazyCounter, 1734 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1030 SdHoareTripleChecker+Valid, 2292 SdHoareTripleChecker+Invalid, 1837 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 1734 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:06,883 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1030 Valid, 2292 Invalid, 1837 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 1734 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:57:06,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8123 states. [2022-03-15 14:57:06,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8123 to 6398. [2022-03-15 14:57:06,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6398 states, 6394 states have (on average 2.7517985611510793) internal successors, (17595), 6397 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:06,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-03-15 14:57:06,968 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-03-15 14:57:06,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:06,968 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-03-15 14:57:06,968 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:06,968 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-03-15 14:57:06,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:06,972 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:06,973 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:06,973 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-15 14:57:06,973 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:06,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:06,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1172970736, now seen corresponding path program 31 times [2022-03-15 14:57:06,973 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:06,973 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911747423] [2022-03-15 14:57:06,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:06,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:07,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:07,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:07,586 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:07,586 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911747423] [2022-03-15 14:57:07,586 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911747423] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:07,586 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:07,586 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:07,586 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487852783] [2022-03-15 14:57:07,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:07,586 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:07,586 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:07,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:07,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:07,587 INFO L87 Difference]: Start difference. First operand 6398 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:09,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:09,406 INFO L93 Difference]: Finished difference Result 7983 states and 21553 transitions. [2022-03-15 14:57:09,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:09,407 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:09,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:09,418 INFO L225 Difference]: With dead ends: 7983 [2022-03-15 14:57:09,418 INFO L226 Difference]: Without dead ends: 7983 [2022-03-15 14:57:09,419 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:09,419 INFO L933 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 [2022-03-15 14:57:09,419 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1171 Valid, 2347 Invalid, 2000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1895 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:57:09,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7983 states. [2022-03-15 14:57:09,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7983 to 6356. [2022-03-15 14:57:09,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:09,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-15 14:57:09,500 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-15 14:57:09,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:09,501 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-15 14:57:09,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:09,502 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-15 14:57:09,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:09,506 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:09,506 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:09,506 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-15 14:57:09,507 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:09,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:09,511 INFO L85 PathProgramCache]: Analyzing trace with hash 984257434, now seen corresponding path program 32 times [2022-03-15 14:57:09,511 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:09,511 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575345654] [2022-03-15 14:57:09,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:09,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:09,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:09,906 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:09,906 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575345654] [2022-03-15 14:57:09,906 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575345654] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:09,906 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:09,906 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:09,906 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494970197] [2022-03-15 14:57:09,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:09,907 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:09,907 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:09,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:09,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:09,907 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:11,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:11,242 INFO L93 Difference]: Finished difference Result 7563 states and 20337 transitions. [2022-03-15 14:57:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:57:11,243 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:11,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:11,279 INFO L225 Difference]: With dead ends: 7563 [2022-03-15 14:57:11,279 INFO L226 Difference]: Without dead ends: 7563 [2022-03-15 14:57:11,280 INFO L932 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 [2022-03-15 14:57:11,280 INFO L933 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:11,280 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1026 Valid, 1909 Invalid, 1507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1410 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:57:11,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7563 states. [2022-03-15 14:57:11,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7563 to 6398. [2022-03-15 14:57:11,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6398 states, 6394 states have (on average 2.7517985611510793) internal successors, (17595), 6397 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:11,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-03-15 14:57:11,363 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-03-15 14:57:11,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:11,363 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-03-15 14:57:11,363 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:11,363 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-03-15 14:57:11,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:11,368 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:11,368 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:11,368 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-15 14:57:11,368 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:11,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:11,368 INFO L85 PathProgramCache]: Analyzing trace with hash 1593781294, now seen corresponding path program 33 times [2022-03-15 14:57:11,369 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:11,369 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545196592] [2022-03-15 14:57:11,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:11,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:11,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:11,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:11,844 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:11,844 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545196592] [2022-03-15 14:57:11,844 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545196592] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:11,844 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:11,844 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:11,845 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573485736] [2022-03-15 14:57:11,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:11,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:11,845 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:11,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:11,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:11,847 INFO L87 Difference]: Start difference. First operand 6398 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:13,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:13,247 INFO L93 Difference]: Finished difference Result 7703 states and 20747 transitions. [2022-03-15 14:57:13,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:13,247 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:13,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:13,258 INFO L225 Difference]: With dead ends: 7703 [2022-03-15 14:57:13,259 INFO L226 Difference]: Without dead ends: 7703 [2022-03-15 14:57:13,260 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:13,260 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1174 mSDsluCounter, 1522 mSDsCounter, 0 mSdLazyCounter, 1420 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:13,260 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1174 Valid, 1837 Invalid, 1521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 1420 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:57:13,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7703 states. [2022-03-15 14:57:13,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7703 to 6384. [2022-03-15 14:57:13,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6384 states, 6380 states have (on average 2.75141065830721) internal successors, (17554), 6383 states have internal predecessors, (17554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:13,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6384 states to 6384 states and 17554 transitions. [2022-03-15 14:57:13,337 INFO L78 Accepts]: Start accepts. Automaton has 6384 states and 17554 transitions. Word has length 98 [2022-03-15 14:57:13,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:13,337 INFO L470 AbstractCegarLoop]: Abstraction has 6384 states and 17554 transitions. [2022-03-15 14:57:13,337 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:13,338 INFO L276 IsEmpty]: Start isEmpty. Operand 6384 states and 17554 transitions. [2022-03-15 14:57:13,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:13,342 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:13,344 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:13,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-15 14:57:13,345 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:13,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:13,346 INFO L85 PathProgramCache]: Analyzing trace with hash 721229906, now seen corresponding path program 34 times [2022-03-15 14:57:13,346 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:13,346 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677192304] [2022-03-15 14:57:13,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:13,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:13,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:13,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:13,938 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:13,938 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677192304] [2022-03-15 14:57:13,938 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677192304] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:13,939 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:13,939 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:13,939 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71643132] [2022-03-15 14:57:13,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:13,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:13,939 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:13,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:13,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:13,940 INFO L87 Difference]: Start difference. First operand 6384 states and 17554 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:15,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:15,431 INFO L93 Difference]: Finished difference Result 7843 states and 21157 transitions. [2022-03-15 14:57:15,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:15,432 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 [2022-03-15 14:57:15,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:15,443 INFO L225 Difference]: With dead ends: 7843 [2022-03-15 14:57:15,443 INFO L226 Difference]: Without dead ends: 7843 [2022-03-15 14:57:15,444 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:15,445 INFO L933 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 [2022-03-15 14:57:15,445 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1185 Valid, 1685 Invalid, 1428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1318 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:15,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7843 states. [2022-03-15 14:57:15,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7843 to 6370. [2022-03-15 14:57:15,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6370 states, 6366 states have (on average 2.7510210493245366) internal successors, (17513), 6369 states have internal predecessors, (17513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:15,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6370 states to 6370 states and 17513 transitions. [2022-03-15 14:57:15,529 INFO L78 Accepts]: Start accepts. Automaton has 6370 states and 17513 transitions. Word has length 98 [2022-03-15 14:57:15,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:15,529 INFO L470 AbstractCegarLoop]: Abstraction has 6370 states and 17513 transitions. [2022-03-15 14:57:15,529 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:15,529 INFO L276 IsEmpty]: Start isEmpty. Operand 6370 states and 17513 transitions. [2022-03-15 14:57:15,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:15,534 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:15,534 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:15,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-15 14:57:15,534 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:15,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:15,534 INFO L85 PathProgramCache]: Analyzing trace with hash 1023515780, now seen corresponding path program 35 times [2022-03-15 14:57:15,534 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:15,534 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266156877] [2022-03-15 14:57:15,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:15,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:15,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:16,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:16,172 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:16,172 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266156877] [2022-03-15 14:57:16,172 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266156877] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:16,172 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:16,172 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:16,172 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684486745] [2022-03-15 14:57:16,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:16,172 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:16,172 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:16,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:16,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:16,173 INFO L87 Difference]: Start difference. First operand 6370 states and 17513 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:18,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:18,150 INFO L93 Difference]: Finished difference Result 7605 states and 20502 transitions. [2022-03-15 14:57:18,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:18,150 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:18,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:18,160 INFO L225 Difference]: With dead ends: 7605 [2022-03-15 14:57:18,160 INFO L226 Difference]: Without dead ends: 7605 [2022-03-15 14:57:18,160 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:18,167 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1157 mSDsluCounter, 2318 mSDsCounter, 0 mSdLazyCounter, 2156 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:18,167 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1157 Valid, 2620 Invalid, 2259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 2156 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 14:57:18,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7605 states. [2022-03-15 14:57:18,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7605 to 6328. [2022-03-15 14:57:18,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:18,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-15 14:57:18,248 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-15 14:57:18,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:18,249 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-15 14:57:18,249 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:18,250 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-15 14:57:18,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:18,254 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:18,254 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:18,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-15 14:57:18,255 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:18,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:18,255 INFO L85 PathProgramCache]: Analyzing trace with hash -1136922330, now seen corresponding path program 1 times [2022-03-15 14:57:18,256 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:18,256 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567139288] [2022-03-15 14:57:18,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:18,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:18,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:18,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:18,885 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:18,885 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567139288] [2022-03-15 14:57:18,885 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567139288] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:18,886 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:18,886 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:18,886 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342032693] [2022-03-15 14:57:18,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:18,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:18,886 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:18,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:18,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:18,887 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:20,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:20,568 INFO L93 Difference]: Finished difference Result 7119 states and 19207 transitions. [2022-03-15 14:57:20,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:20,568 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:20,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:20,579 INFO L225 Difference]: With dead ends: 7119 [2022-03-15 14:57:20,579 INFO L226 Difference]: Without dead ends: 7119 [2022-03-15 14:57:20,580 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=333, Invalid=789, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:20,582 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 1574 mSDsluCounter, 2439 mSDsCounter, 0 mSdLazyCounter, 1955 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:20,582 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1574 Valid, 2735 Invalid, 2038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1955 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:57:20,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7119 states. [2022-03-15 14:57:20,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7119 to 6580. [2022-03-15 14:57:20,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6580 states, 6576 states have (on average 2.757603406326034) internal successors, (18134), 6579 states have internal predecessors, (18134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:20,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6580 states to 6580 states and 18134 transitions. [2022-03-15 14:57:20,659 INFO L78 Accepts]: Start accepts. Automaton has 6580 states and 18134 transitions. Word has length 98 [2022-03-15 14:57:20,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:20,659 INFO L470 AbstractCegarLoop]: Abstraction has 6580 states and 18134 transitions. [2022-03-15 14:57:20,659 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:20,659 INFO L276 IsEmpty]: Start isEmpty. Operand 6580 states and 18134 transitions. [2022-03-15 14:57:20,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:20,664 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:20,664 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:20,664 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-15 14:57:20,664 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:20,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:20,665 INFO L85 PathProgramCache]: Analyzing trace with hash 811288614, now seen corresponding path program 2 times [2022-03-15 14:57:20,665 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:20,665 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987920838] [2022-03-15 14:57:20,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:20,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:21,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:21,104 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:21,104 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987920838] [2022-03-15 14:57:21,104 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987920838] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:21,104 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:21,104 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:21,104 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342365744] [2022-03-15 14:57:21,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:21,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:21,105 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:21,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:21,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:21,105 INFO L87 Difference]: Start difference. First operand 6580 states and 18134 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:22,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:22,542 INFO L93 Difference]: Finished difference Result 7671 states and 20696 transitions. [2022-03-15 14:57:22,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:57:22,543 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 [2022-03-15 14:57:22,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:22,553 INFO L225 Difference]: With dead ends: 7671 [2022-03-15 14:57:22,553 INFO L226 Difference]: Without dead ends: 7671 [2022-03-15 14:57:22,554 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:57:22,554 INFO L933 BasicCegarLoop]: 403 mSDtfsCounter, 1678 mSDsluCounter, 1761 mSDsCounter, 0 mSdLazyCounter, 1504 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1678 SdHoareTripleChecker+Valid, 2081 SdHoareTripleChecker+Invalid, 1685 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1504 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:22,554 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1678 Valid, 2081 Invalid, 1685 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1504 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:22,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7671 states. [2022-03-15 14:57:22,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7671 to 6664. [2022-03-15 14:57:22,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6664 states, 6660 states have (on average 2.76006006006006) internal successors, (18382), 6663 states have internal predecessors, (18382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:22,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-15 14:57:22,634 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-15 14:57:22,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:22,634 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-15 14:57:22,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:22,634 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-15 14:57:22,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:22,639 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:22,639 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:22,639 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-15 14:57:22,639 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:22,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:22,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1864102554, now seen corresponding path program 3 times [2022-03-15 14:57:22,640 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:22,640 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304663681] [2022-03-15 14:57:22,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:22,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:22,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:23,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:23,097 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:23,097 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304663681] [2022-03-15 14:57:23,097 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304663681] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:23,097 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:23,097 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:23,097 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776366029] [2022-03-15 14:57:23,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:23,097 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:23,097 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:23,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:23,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:23,098 INFO L87 Difference]: Start difference. First operand 6664 states and 18382 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:24,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:24,401 INFO L93 Difference]: Finished difference Result 7853 states and 21232 transitions. [2022-03-15 14:57:24,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:24,401 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 [2022-03-15 14:57:24,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:24,412 INFO L225 Difference]: With dead ends: 7853 [2022-03-15 14:57:24,412 INFO L226 Difference]: Without dead ends: 7853 [2022-03-15 14:57:24,413 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:24,413 INFO L933 BasicCegarLoop]: 414 mSDtfsCounter, 1369 mSDsluCounter, 1943 mSDsCounter, 0 mSdLazyCounter, 1618 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:24,413 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1369 Valid, 2272 Invalid, 1742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1618 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:24,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7853 states. [2022-03-15 14:57:24,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7853 to 6664. [2022-03-15 14:57:24,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6664 states, 6660 states have (on average 2.76006006006006) internal successors, (18382), 6663 states have internal predecessors, (18382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:24,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-15 14:57:24,497 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-15 14:57:24,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:24,497 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-15 14:57:24,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:24,498 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-15 14:57:24,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:24,502 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:24,502 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:24,502 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-15 14:57:24,502 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:24,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:24,503 INFO L85 PathProgramCache]: Analyzing trace with hash 1848641758, now seen corresponding path program 4 times [2022-03-15 14:57:24,503 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:24,503 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396377251] [2022-03-15 14:57:24,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:24,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:25,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:25,042 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:25,042 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396377251] [2022-03-15 14:57:25,042 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396377251] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:25,042 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:25,042 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:25,042 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410296579] [2022-03-15 14:57:25,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:25,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:25,043 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:25,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:25,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:25,043 INFO L87 Difference]: Start difference. First operand 6664 states and 18382 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:26,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:26,538 INFO L93 Difference]: Finished difference Result 8035 states and 21768 transitions. [2022-03-15 14:57:26,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:26,538 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:26,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:26,550 INFO L225 Difference]: With dead ends: 8035 [2022-03-15 14:57:26,550 INFO L226 Difference]: Without dead ends: 8035 [2022-03-15 14:57:26,550 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=335, Invalid=787, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:26,551 INFO L933 BasicCegarLoop]: 408 mSDtfsCounter, 1507 mSDsluCounter, 1835 mSDsCounter, 0 mSdLazyCounter, 1616 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:26,551 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1507 Valid, 2170 Invalid, 1718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 1616 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:26,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8035 states. [2022-03-15 14:57:26,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8035 to 6664. [2022-03-15 14:57:26,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6664 states, 6660 states have (on average 2.76006006006006) internal successors, (18382), 6663 states have internal predecessors, (18382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:26,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-15 14:57:26,633 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-15 14:57:26,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:26,634 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-15 14:57:26,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:26,634 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-15 14:57:26,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:26,638 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:26,638 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:26,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-15 14:57:26,639 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:26,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:26,639 INFO L85 PathProgramCache]: Analyzing trace with hash -1344035088, now seen corresponding path program 5 times [2022-03-15 14:57:26,639 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:26,639 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985459977] [2022-03-15 14:57:26,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:26,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:26,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:27,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:27,322 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:27,322 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985459977] [2022-03-15 14:57:27,322 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985459977] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:27,322 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:27,322 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:27,322 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147032580] [2022-03-15 14:57:27,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:27,322 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:27,322 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:27,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:27,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:27,323 INFO L87 Difference]: Start difference. First operand 6664 states and 18382 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:28,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:28,893 INFO L93 Difference]: Finished difference Result 7965 states and 21560 transitions. [2022-03-15 14:57:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:28,894 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:28,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:28,903 INFO L225 Difference]: With dead ends: 7965 [2022-03-15 14:57:28,903 INFO L226 Difference]: Without dead ends: 7965 [2022-03-15 14:57:28,903 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:28,904 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 1421 mSDsluCounter, 1750 mSDsCounter, 0 mSdLazyCounter, 1546 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1421 SdHoareTripleChecker+Valid, 2085 SdHoareTripleChecker+Invalid, 1651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:28,904 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1421 Valid, 2085 Invalid, 1651 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1546 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:57:28,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7965 states. [2022-03-15 14:57:28,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7965 to 6664. [2022-03-15 14:57:28,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6664 states, 6660 states have (on average 2.76006006006006) internal successors, (18382), 6663 states have internal predecessors, (18382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:28,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-15 14:57:28,980 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-15 14:57:28,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:28,980 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-15 14:57:28,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:28,980 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-15 14:57:28,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:28,985 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:28,985 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:28,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-15 14:57:28,985 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:28,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:28,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1702861632, now seen corresponding path program 6 times [2022-03-15 14:57:28,985 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:28,985 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118919948] [2022-03-15 14:57:28,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:28,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:29,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:29,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:29,376 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:29,376 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118919948] [2022-03-15 14:57:29,376 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118919948] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:29,376 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:29,376 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:29,376 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834210742] [2022-03-15 14:57:29,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:29,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:29,377 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:29,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:29,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:29,377 INFO L87 Difference]: Start difference. First operand 6664 states and 18382 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:30,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:30,830 INFO L93 Difference]: Finished difference Result 7969 states and 21551 transitions. [2022-03-15 14:57:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:57:30,830 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:30,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:30,844 INFO L225 Difference]: With dead ends: 7969 [2022-03-15 14:57:30,844 INFO L226 Difference]: Without dead ends: 7969 [2022-03-15 14:57:30,844 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:57:30,845 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 1207 mSDsluCounter, 1854 mSDsCounter, 0 mSdLazyCounter, 1599 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1207 SdHoareTripleChecker+Valid, 2167 SdHoareTripleChecker+Invalid, 1670 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 1599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:30,845 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1207 Valid, 2167 Invalid, 1670 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 1599 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:57:30,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7969 states. [2022-03-15 14:57:30,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7969 to 6832. [2022-03-15 14:57:30,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6832 states, 6828 states have (on average 2.7647920328060924) internal successors, (18878), 6831 states have internal predecessors, (18878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:30,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-15 14:57:30,970 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-15 14:57:30,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:30,970 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-15 14:57:30,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:30,970 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-15 14:57:30,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:30,976 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:30,976 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:30,976 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-03-15 14:57:30,976 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:30,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:30,976 INFO L85 PathProgramCache]: Analyzing trace with hash -878519126, now seen corresponding path program 7 times [2022-03-15 14:57:30,977 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:30,977 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906810640] [2022-03-15 14:57:30,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:30,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:31,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:31,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:31,348 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:31,348 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906810640] [2022-03-15 14:57:31,348 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906810640] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:31,348 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:31,348 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:31,348 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175250684] [2022-03-15 14:57:31,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:31,349 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:31,349 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:31,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:31,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:31,349 INFO L87 Difference]: Start difference. First operand 6832 states and 18878 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:33,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:33,070 INFO L93 Difference]: Finished difference Result 8303 states and 22462 transitions. [2022-03-15 14:57:33,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:57:33,070 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:33,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:33,082 INFO L225 Difference]: With dead ends: 8303 [2022-03-15 14:57:33,082 INFO L226 Difference]: Without dead ends: 8303 [2022-03-15 14:57:33,083 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:57:33,084 INFO L933 BasicCegarLoop]: 380 mSDtfsCounter, 1345 mSDsluCounter, 2273 mSDsCounter, 0 mSdLazyCounter, 1997 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:33,084 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1345 Valid, 2575 Invalid, 2122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1997 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:57:33,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8303 states. [2022-03-15 14:57:33,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8303 to 6853. [2022-03-15 14:57:33,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6853 states, 6849 states have (on average 2.765367206891517) internal successors, (18940), 6852 states have internal predecessors, (18940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:33,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 18940 transitions. [2022-03-15 14:57:33,172 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 18940 transitions. Word has length 98 [2022-03-15 14:57:33,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:33,172 INFO L470 AbstractCegarLoop]: Abstraction has 6853 states and 18940 transitions. [2022-03-15 14:57:33,172 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:33,172 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 18940 transitions. [2022-03-15 14:57:33,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:33,177 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:33,177 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:33,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-15 14:57:33,178 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:33,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:33,178 INFO L85 PathProgramCache]: Analyzing trace with hash 174294814, now seen corresponding path program 8 times [2022-03-15 14:57:33,178 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:33,178 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106164658] [2022-03-15 14:57:33,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:33,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:33,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:33,593 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:33,593 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106164658] [2022-03-15 14:57:33,593 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106164658] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:33,594 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:33,594 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:33,594 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153551705] [2022-03-15 14:57:33,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:33,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:33,594 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:33,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:33,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:33,595 INFO L87 Difference]: Start difference. First operand 6853 states and 18940 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:35,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:35,112 INFO L93 Difference]: Finished difference Result 8172 states and 22149 transitions. [2022-03-15 14:57:35,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:35,113 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 [2022-03-15 14:57:35,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:35,124 INFO L225 Difference]: With dead ends: 8172 [2022-03-15 14:57:35,125 INFO L226 Difference]: Without dead ends: 8172 [2022-03-15 14:57:35,125 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:35,125 INFO L933 BasicCegarLoop]: 389 mSDtfsCounter, 1397 mSDsluCounter, 1938 mSDsCounter, 0 mSdLazyCounter, 1814 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:35,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1397 Valid, 2267 Invalid, 1913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1814 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:57:35,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8172 states. [2022-03-15 14:57:35,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8172 to 6832. [2022-03-15 14:57:35,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6832 states, 6828 states have (on average 2.7647920328060924) internal successors, (18878), 6831 states have internal predecessors, (18878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:35,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-15 14:57:35,212 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-15 14:57:35,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:35,212 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-15 14:57:35,212 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:35,212 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-15 14:57:35,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:35,217 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:35,217 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:35,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-15 14:57:35,217 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:35,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:35,218 INFO L85 PathProgramCache]: Analyzing trace with hash 2081856840, now seen corresponding path program 9 times [2022-03-15 14:57:35,218 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:35,218 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006054591] [2022-03-15 14:57:35,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:35,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:35,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:35,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:35,518 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:35,518 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006054591] [2022-03-15 14:57:35,518 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006054591] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:35,518 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:35,518 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:35,519 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612365482] [2022-03-15 14:57:35,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:35,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:35,519 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:35,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:35,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:35,519 INFO L87 Difference]: Start difference. First operand 6832 states and 18878 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:36,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:36,514 INFO L93 Difference]: Finished difference Result 8443 states and 22876 transitions. [2022-03-15 14:57:36,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:57:36,514 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:36,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:36,527 INFO L225 Difference]: With dead ends: 8443 [2022-03-15 14:57:36,527 INFO L226 Difference]: Without dead ends: 8443 [2022-03-15 14:57:36,528 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:57:36,528 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1469 mSDsluCounter, 1178 mSDsCounter, 0 mSdLazyCounter, 1114 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:36,528 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1469 Valid, 1517 Invalid, 1260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1114 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 14:57:36,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8443 states. [2022-03-15 14:57:36,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8443 to 6874. [2022-03-15 14:57:36,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6874 states, 6870 states have (on average 2.7659388646288208) internal successors, (19002), 6873 states have internal predecessors, (19002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:36,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 19002 transitions. [2022-03-15 14:57:36,619 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 19002 transitions. Word has length 98 [2022-03-15 14:57:36,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:36,619 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 19002 transitions. [2022-03-15 14:57:36,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:36,620 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 19002 transitions. [2022-03-15 14:57:36,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:36,624 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:36,624 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:36,625 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-15 14:57:36,625 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:36,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:36,625 INFO L85 PathProgramCache]: Analyzing trace with hash -1160296516, now seen corresponding path program 10 times [2022-03-15 14:57:36,625 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:36,625 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253603952] [2022-03-15 14:57:36,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:36,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:36,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:36,964 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:36,964 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253603952] [2022-03-15 14:57:36,965 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253603952] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:36,965 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:36,965 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:36,965 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362516391] [2022-03-15 14:57:36,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:36,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:36,965 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:36,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:36,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:36,965 INFO L87 Difference]: Start difference. First operand 6874 states and 19002 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:38,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:38,629 INFO L93 Difference]: Finished difference Result 8625 states and 23412 transitions. [2022-03-15 14:57:38,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:38,630 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:38,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:38,643 INFO L225 Difference]: With dead ends: 8625 [2022-03-15 14:57:38,643 INFO L226 Difference]: Without dead ends: 8625 [2022-03-15 14:57:38,643 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:38,644 INFO L933 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:38,644 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1408 Valid, 2286 Invalid, 1904 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1799 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:57:38,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8625 states. [2022-03-15 14:57:38,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8625 to 6853. [2022-03-15 14:57:38,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6853 states, 6849 states have (on average 2.765367206891517) internal successors, (18940), 6852 states have internal predecessors, (18940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:38,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 18940 transitions. [2022-03-15 14:57:38,736 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 18940 transitions. Word has length 98 [2022-03-15 14:57:38,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:38,736 INFO L470 AbstractCegarLoop]: Abstraction has 6853 states and 18940 transitions. [2022-03-15 14:57:38,736 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:38,736 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 18940 transitions. [2022-03-15 14:57:38,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:38,741 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:38,742 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:38,742 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-15 14:57:38,742 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:38,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:38,742 INFO L85 PathProgramCache]: Analyzing trace with hash -1175757312, now seen corresponding path program 11 times [2022-03-15 14:57:38,742 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:38,743 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151032397] [2022-03-15 14:57:38,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:38,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:38,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:39,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:39,369 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:39,369 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151032397] [2022-03-15 14:57:39,369 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151032397] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:39,369 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:39,369 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:39,370 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115781815] [2022-03-15 14:57:39,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:39,370 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:39,370 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:39,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:39,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:39,370 INFO L87 Difference]: Start difference. First operand 6853 states and 18940 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:41,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:41,116 INFO L93 Difference]: Finished difference Result 8375 states and 22747 transitions. [2022-03-15 14:57:41,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:41,116 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:41,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:41,129 INFO L225 Difference]: With dead ends: 8375 [2022-03-15 14:57:41,129 INFO L226 Difference]: Without dead ends: 8375 [2022-03-15 14:57:41,129 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=340, Invalid=782, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:41,129 INFO L933 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:41,129 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1317 Valid, 2307 Invalid, 1885 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1744 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:57:41,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8375 states. [2022-03-15 14:57:41,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8375 to 6832. [2022-03-15 14:57:41,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6832 states, 6828 states have (on average 2.7647920328060924) internal successors, (18878), 6831 states have internal predecessors, (18878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:41,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-15 14:57:41,221 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-15 14:57:41,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:41,221 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-15 14:57:41,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:41,221 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-15 14:57:41,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:41,226 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:41,226 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:41,226 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-15 14:57:41,226 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:41,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:41,226 INFO L85 PathProgramCache]: Analyzing trace with hash 1148419924, now seen corresponding path program 12 times [2022-03-15 14:57:41,226 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:41,227 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621874277] [2022-03-15 14:57:41,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:41,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:41,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:41,678 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:41,678 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621874277] [2022-03-15 14:57:41,678 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621874277] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:41,678 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:41,678 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:41,678 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279451024] [2022-03-15 14:57:41,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:41,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:41,684 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:41,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:41,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:41,685 INFO L87 Difference]: Start difference. First operand 6832 states and 18878 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:43,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:43,274 INFO L93 Difference]: Finished difference Result 8275 states and 22380 transitions. [2022-03-15 14:57:43,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:57:43,274 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:43,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:43,287 INFO L225 Difference]: With dead ends: 8275 [2022-03-15 14:57:43,287 INFO L226 Difference]: Without dead ends: 8275 [2022-03-15 14:57:43,287 INFO L932 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 [2022-03-15 14:57:43,303 INFO L933 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 [2022-03-15 14:57:43,303 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1253 Valid, 2305 Invalid, 1889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 1776 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:57:43,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8275 states. [2022-03-15 14:57:43,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8275 to 6895. [2022-03-15 14:57:43,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6895 states, 6891 states have (on average 2.7665070381657233) internal successors, (19064), 6894 states have internal predecessors, (19064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:43,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6895 states to 6895 states and 19064 transitions. [2022-03-15 14:57:43,400 INFO L78 Accepts]: Start accepts. Automaton has 6895 states and 19064 transitions. Word has length 98 [2022-03-15 14:57:43,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:43,401 INFO L470 AbstractCegarLoop]: Abstraction has 6895 states and 19064 transitions. [2022-03-15 14:57:43,401 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) [2022-03-15 14:57:43,401 INFO L276 IsEmpty]: Start isEmpty. Operand 6895 states and 19064 transitions. [2022-03-15 14:57:43,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:43,406 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:43,406 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:43,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-15 14:57:43,406 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:43,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:43,407 INFO L85 PathProgramCache]: Analyzing trace with hash -2093733432, now seen corresponding path program 13 times [2022-03-15 14:57:43,407 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:43,407 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279346826] [2022-03-15 14:57:43,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:43,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:43,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:43,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:43,891 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:43,891 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279346826] [2022-03-15 14:57:43,891 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279346826] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:43,891 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:43,892 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:43,892 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608451816] [2022-03-15 14:57:43,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:43,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:43,892 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:43,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:43,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:43,892 INFO L87 Difference]: Start difference. First operand 6895 states and 19064 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:45,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:45,526 INFO L93 Difference]: Finished difference Result 8457 states and 22916 transitions. [2022-03-15 14:57:45,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:45,526 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:45,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:45,538 INFO L225 Difference]: With dead ends: 8457 [2022-03-15 14:57:45,538 INFO L226 Difference]: Without dead ends: 8457 [2022-03-15 14:57:45,538 INFO L932 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 [2022-03-15 14:57:45,539 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1297 mSDsluCounter, 1853 mSDsCounter, 0 mSdLazyCounter, 1689 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1297 SdHoareTripleChecker+Valid, 2171 SdHoareTripleChecker+Invalid, 1802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 1689 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:45,541 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1297 Valid, 2171 Invalid, 1802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 1689 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:57:45,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8457 states. [2022-03-15 14:57:45,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8457 to 6874. [2022-03-15 14:57:45,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6874 states, 6870 states have (on average 2.7659388646288208) internal successors, (19002), 6873 states have internal predecessors, (19002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:45,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 19002 transitions. [2022-03-15 14:57:45,628 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 19002 transitions. Word has length 98 [2022-03-15 14:57:45,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:45,628 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 19002 transitions. [2022-03-15 14:57:45,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:45,628 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 19002 transitions. [2022-03-15 14:57:45,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:45,633 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:45,633 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:45,633 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-15 14:57:45,633 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:45,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:45,634 INFO L85 PathProgramCache]: Analyzing trace with hash -2109194228, now seen corresponding path program 14 times [2022-03-15 14:57:45,634 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:45,634 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057215964] [2022-03-15 14:57:45,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:45,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:45,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:46,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:46,194 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:46,194 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057215964] [2022-03-15 14:57:46,194 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057215964] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:46,194 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:46,194 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:46,194 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334126620] [2022-03-15 14:57:46,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:46,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:46,195 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:46,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:46,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:46,195 INFO L87 Difference]: Start difference. First operand 6874 states and 19002 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:47,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:47,727 INFO L93 Difference]: Finished difference Result 8639 states and 23452 transitions. [2022-03-15 14:57:47,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:47,727 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:47,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:47,739 INFO L225 Difference]: With dead ends: 8639 [2022-03-15 14:57:47,739 INFO L226 Difference]: Without dead ends: 8639 [2022-03-15 14:57:47,739 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:47,740 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1365 mSDsluCounter, 2167 mSDsCounter, 0 mSdLazyCounter, 1994 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:47,740 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1365 Valid, 2476 Invalid, 2105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 1994 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:57:47,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8639 states. [2022-03-15 14:57:47,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8639 to 6853. [2022-03-15 14:57:47,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6853 states, 6849 states have (on average 2.765367206891517) internal successors, (18940), 6852 states have internal predecessors, (18940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:47,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 18940 transitions. [2022-03-15 14:57:47,826 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 18940 transitions. Word has length 98 [2022-03-15 14:57:47,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:47,826 INFO L470 AbstractCegarLoop]: Abstraction has 6853 states and 18940 transitions. [2022-03-15 14:57:47,826 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) [2022-03-15 14:57:47,826 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 18940 transitions. [2022-03-15 14:57:47,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:47,830 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:47,831 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:47,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-15 14:57:47,831 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:47,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:47,831 INFO L85 PathProgramCache]: Analyzing trace with hash -1006903778, now seen corresponding path program 15 times [2022-03-15 14:57:47,831 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:47,831 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310659143] [2022-03-15 14:57:47,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:47,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:47,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:48,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:48,337 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:48,337 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310659143] [2022-03-15 14:57:48,337 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310659143] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:48,337 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:48,337 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:48,337 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139529923] [2022-03-15 14:57:48,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:48,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:48,338 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:48,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:48,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:48,338 INFO L87 Difference]: Start difference. First operand 6853 states and 18940 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:49,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:49,676 INFO L93 Difference]: Finished difference Result 8242 states and 22353 transitions. [2022-03-15 14:57:49,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:49,677 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:49,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:49,688 INFO L225 Difference]: With dead ends: 8242 [2022-03-15 14:57:49,689 INFO L226 Difference]: Without dead ends: 8242 [2022-03-15 14:57:49,689 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:49,689 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 1235 mSDsluCounter, 2041 mSDsCounter, 0 mSdLazyCounter, 1834 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:49,689 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 2353 Invalid, 1946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1834 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:49,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8242 states. [2022-03-15 14:57:49,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8242 to 6832. [2022-03-15 14:57:49,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6832 states, 6828 states have (on average 2.7647920328060924) internal successors, (18878), 6831 states have internal predecessors, (18878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:49,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-15 14:57:49,779 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-15 14:57:49,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:49,779 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-15 14:57:49,779 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:49,779 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-15 14:57:49,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:49,784 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:49,784 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:49,784 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-15 14:57:49,784 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:49,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:49,785 INFO L85 PathProgramCache]: Analyzing trace with hash 1937231488, now seen corresponding path program 16 times [2022-03-15 14:57:49,785 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:49,785 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846235492] [2022-03-15 14:57:49,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:49,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:49,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:50,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:50,072 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:50,072 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846235492] [2022-03-15 14:57:50,072 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846235492] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:50,072 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:50,072 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:50,072 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523819494] [2022-03-15 14:57:50,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:50,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:50,072 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:50,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:50,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:50,073 INFO L87 Difference]: Start difference. First operand 6832 states and 18878 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:51,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:51,343 INFO L93 Difference]: Finished difference Result 9001 states and 24449 transitions. [2022-03-15 14:57:51,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:57:51,344 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:51,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:51,356 INFO L225 Difference]: With dead ends: 9001 [2022-03-15 14:57:51,356 INFO L226 Difference]: Without dead ends: 9001 [2022-03-15 14:57:51,356 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:57:51,357 INFO L933 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:51,357 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1053 Valid, 2053 Invalid, 1688 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1578 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:51,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9001 states. [2022-03-15 14:57:51,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9001 to 6958. [2022-03-15 14:57:51,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6958 states, 6954 states have (on average 2.7681909692263447) internal successors, (19250), 6957 states have internal predecessors, (19250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:51,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-15 14:57:51,447 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-15 14:57:51,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:51,447 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-15 14:57:51,447 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) [2022-03-15 14:57:51,447 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-15 14:57:51,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:51,452 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:51,452 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:51,452 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-15 14:57:51,452 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:51,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:51,453 INFO L85 PathProgramCache]: Analyzing trace with hash -644149270, now seen corresponding path program 17 times [2022-03-15 14:57:51,453 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:51,453 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557964907] [2022-03-15 14:57:51,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:51,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:51,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:51,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:51,817 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:51,817 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557964907] [2022-03-15 14:57:51,817 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557964907] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:51,817 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:51,818 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:51,818 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629481359] [2022-03-15 14:57:51,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:51,818 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:51,818 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:51,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:51,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:51,819 INFO L87 Difference]: Start difference. First operand 6958 states and 19250 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:53,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:53,237 INFO L93 Difference]: Finished difference Result 9335 states and 25360 transitions. [2022-03-15 14:57:53,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:57:53,238 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:53,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:53,253 INFO L225 Difference]: With dead ends: 9335 [2022-03-15 14:57:53,253 INFO L226 Difference]: Without dead ends: 9335 [2022-03-15 14:57:53,253 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:57:53,253 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 1127 mSDsluCounter, 1467 mSDsCounter, 0 mSdLazyCounter, 1288 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1127 SdHoareTripleChecker+Valid, 1783 SdHoareTripleChecker+Invalid, 1439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:53,253 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1127 Valid, 1783 Invalid, 1439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1288 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:53,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9335 states. [2022-03-15 14:57:53,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9335 to 6979. [2022-03-15 14:57:53,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6979 states, 6975 states have (on average 2.7687455197132618) internal successors, (19312), 6978 states have internal predecessors, (19312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:53,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-03-15 14:57:53,360 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-03-15 14:57:53,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:53,360 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-03-15 14:57:53,360 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) [2022-03-15 14:57:53,360 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-03-15 14:57:53,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:53,366 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:53,366 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:53,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-15 14:57:53,366 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:53,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:53,366 INFO L85 PathProgramCache]: Analyzing trace with hash 408664670, now seen corresponding path program 18 times [2022-03-15 14:57:53,367 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:53,367 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801987412] [2022-03-15 14:57:53,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:53,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:53,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:53,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:53,766 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:53,767 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801987412] [2022-03-15 14:57:53,767 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801987412] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:53,767 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:53,767 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:53,767 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130026345] [2022-03-15 14:57:53,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:53,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:53,767 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:53,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:53,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:53,768 INFO L87 Difference]: Start difference. First operand 6979 states and 19312 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:55,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:55,449 INFO L93 Difference]: Finished difference Result 9204 states and 25047 transitions. [2022-03-15 14:57:55,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:55,450 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:55,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:55,463 INFO L225 Difference]: With dead ends: 9204 [2022-03-15 14:57:55,463 INFO L226 Difference]: Without dead ends: 9204 [2022-03-15 14:57:55,463 INFO L932 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 [2022-03-15 14:57:55,470 INFO L933 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 [2022-03-15 14:57:55,470 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1361 Valid, 2066 Invalid, 1730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1582 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:57:55,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9204 states. [2022-03-15 14:57:55,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9204 to 6916. [2022-03-15 14:57:55,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 6912 states have (on average 2.767071759259259) internal successors, (19126), 6915 states have internal predecessors, (19126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:55,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-15 14:57:55,564 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-15 14:57:55,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:55,564 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-15 14:57:55,564 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:55,564 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-15 14:57:55,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:55,569 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:55,569 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:55,569 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-15 14:57:55,569 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:55,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:55,570 INFO L85 PathProgramCache]: Analyzing trace with hash -1978740600, now seen corresponding path program 19 times [2022-03-15 14:57:55,570 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:55,570 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28992342] [2022-03-15 14:57:55,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:55,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:55,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:55,962 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:55,962 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28992342] [2022-03-15 14:57:55,962 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [28992342] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:55,962 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:55,962 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:55,962 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485804552] [2022-03-15 14:57:55,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:55,962 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:55,963 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:55,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:55,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:55,963 INFO L87 Difference]: Start difference. First operand 6916 states and 19126 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:57,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:57,646 INFO L93 Difference]: Finished difference Result 9123 states and 24834 transitions. [2022-03-15 14:57:57,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:57:57,646 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:57,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:57,660 INFO L225 Difference]: With dead ends: 9123 [2022-03-15 14:57:57,660 INFO L226 Difference]: Without dead ends: 9123 [2022-03-15 14:57:57,661 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:57:57,661 INFO L933 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 [2022-03-15 14:57:57,661 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1264 Valid, 2361 Invalid, 1954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1817 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:57:57,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9123 states. [2022-03-15 14:57:57,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9123 to 6958. [2022-03-15 14:57:57,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6958 states, 6954 states have (on average 2.7681909692263447) internal successors, (19250), 6957 states have internal predecessors, (19250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:57,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-15 14:57:57,764 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-15 14:57:57,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:57,764 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-15 14:57:57,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:57,764 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-15 14:57:57,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:57,769 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:57,769 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:57,769 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-15 14:57:57,769 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:57,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:57,770 INFO L85 PathProgramCache]: Analyzing trace with hash -925926660, now seen corresponding path program 20 times [2022-03-15 14:57:57,770 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:57,770 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074653202] [2022-03-15 14:57:57,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:57,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:57,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:58,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:58,207 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:58,208 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074653202] [2022-03-15 14:57:58,208 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074653202] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:58,208 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:58,208 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:58,208 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591276700] [2022-03-15 14:57:58,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:58,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:58,208 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:58,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:58,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:58,209 INFO L87 Difference]: Start difference. First operand 6958 states and 19250 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:59,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:59,771 INFO L93 Difference]: Finished difference Result 9305 states and 25370 transitions. [2022-03-15 14:57:59,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:59,772 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:59,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:59,787 INFO L225 Difference]: With dead ends: 9305 [2022-03-15 14:57:59,787 INFO L226 Difference]: Without dead ends: 9305 [2022-03-15 14:57:59,788 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:59,788 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1311 mSDsluCounter, 1561 mSDsCounter, 0 mSdLazyCounter, 1519 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:59,788 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1311 Valid, 1896 Invalid, 1641 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1519 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:57:59,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9305 states. [2022-03-15 14:57:59,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9305 to 6937. [2022-03-15 14:57:59,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6937 states, 6933 states have (on average 2.7676330592816965) internal successors, (19188), 6936 states have internal predecessors, (19188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:59,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6937 states to 6937 states and 19188 transitions. [2022-03-15 14:57:59,903 INFO L78 Accepts]: Start accepts. Automaton has 6937 states and 19188 transitions. Word has length 98 [2022-03-15 14:57:59,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:59,903 INFO L470 AbstractCegarLoop]: Abstraction has 6937 states and 19188 transitions. [2022-03-15 14:57:59,904 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:59,904 INFO L276 IsEmpty]: Start isEmpty. Operand 6937 states and 19188 transitions. [2022-03-15 14:57:59,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:59,909 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:59,909 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:59,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-15 14:57:59,910 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:59,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:59,910 INFO L85 PathProgramCache]: Analyzing trace with hash -941387456, now seen corresponding path program 21 times [2022-03-15 14:57:59,910 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:59,910 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072107272] [2022-03-15 14:57:59,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:59,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:00,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:00,403 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:00,403 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072107272] [2022-03-15 14:58:00,403 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072107272] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:00,403 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:00,403 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:00,403 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865671867] [2022-03-15 14:58:00,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:00,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:00,404 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:00,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:00,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:00,404 INFO L87 Difference]: Start difference. First operand 6937 states and 19188 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:01,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:01,777 INFO L93 Difference]: Finished difference Result 9139 states and 24951 transitions. [2022-03-15 14:58:01,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:01,778 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:01,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:01,792 INFO L225 Difference]: With dead ends: 9139 [2022-03-15 14:58:01,792 INFO L226 Difference]: Without dead ends: 9139 [2022-03-15 14:58:01,792 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:01,793 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1117 mSDsluCounter, 1763 mSDsCounter, 0 mSdLazyCounter, 1594 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:01,793 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1117 Valid, 2090 Invalid, 1747 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 1594 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:58:01,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9139 states. [2022-03-15 14:58:01,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9139 to 6874. [2022-03-15 14:58:01,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6874 states, 6870 states have (on average 2.7659388646288208) internal successors, (19002), 6873 states have internal predecessors, (19002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:01,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 19002 transitions. [2022-03-15 14:58:01,899 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 19002 transitions. Word has length 98 [2022-03-15 14:58:01,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:01,900 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 19002 transitions. [2022-03-15 14:58:01,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:01,900 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 19002 transitions. [2022-03-15 14:58:01,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:01,905 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:01,905 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:01,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-15 14:58:01,906 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:01,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:01,906 INFO L85 PathProgramCache]: Analyzing trace with hash 1652468672, now seen corresponding path program 22 times [2022-03-15 14:58:01,906 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:01,906 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518294677] [2022-03-15 14:58:01,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:01,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:01,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:02,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:02,318 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:02,319 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518294677] [2022-03-15 14:58:02,319 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1518294677] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:02,319 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:02,319 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:02,319 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287016005] [2022-03-15 14:58:02,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:02,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:02,319 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:02,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:02,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:02,320 INFO L87 Difference]: Start difference. First operand 6874 states and 19002 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:03,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:03,650 INFO L93 Difference]: Finished difference Result 8313 states and 22517 transitions. [2022-03-15 14:58:03,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 14:58:03,651 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:03,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:03,663 INFO L225 Difference]: With dead ends: 8313 [2022-03-15 14:58:03,663 INFO L226 Difference]: Without dead ends: 8313 [2022-03-15 14:58:03,663 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-15 14:58:03,664 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1136 mSDsluCounter, 1674 mSDsCounter, 0 mSdLazyCounter, 1516 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:03,664 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1136 Valid, 1967 Invalid, 1621 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1516 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:58:03,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8313 states. [2022-03-15 14:58:03,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8313 to 6916. [2022-03-15 14:58:03,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 6912 states have (on average 2.767071759259259) internal successors, (19126), 6915 states have internal predecessors, (19126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:03,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-15 14:58:03,761 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-15 14:58:03,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:03,761 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-15 14:58:03,762 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:03,762 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-15 14:58:03,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:03,767 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:03,767 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:03,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-03-15 14:58:03,767 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:03,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:03,767 INFO L85 PathProgramCache]: Analyzing trace with hash 1947252326, now seen corresponding path program 23 times [2022-03-15 14:58:03,767 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:03,768 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855039983] [2022-03-15 14:58:03,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:03,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:04,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:04,060 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:04,060 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855039983] [2022-03-15 14:58:04,060 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855039983] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:04,060 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:04,060 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:04,060 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427554083] [2022-03-15 14:58:04,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:04,060 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:04,060 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:04,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:04,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:04,061 INFO L87 Difference]: Start difference. First operand 6916 states and 19126 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:05,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:05,015 INFO L93 Difference]: Finished difference Result 8777 states and 23787 transitions. [2022-03-15 14:58:05,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:58:05,015 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:05,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:05,029 INFO L225 Difference]: With dead ends: 8777 [2022-03-15 14:58:05,029 INFO L226 Difference]: Without dead ends: 8777 [2022-03-15 14:58:05,029 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:58:05,029 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1379 mSDsluCounter, 1046 mSDsCounter, 0 mSdLazyCounter, 1030 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:05,030 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1379 Valid, 1370 Invalid, 1205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1030 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 14:58:05,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8777 states. [2022-03-15 14:58:05,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8777 to 6958. [2022-03-15 14:58:05,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6958 states, 6954 states have (on average 2.7681909692263447) internal successors, (19250), 6957 states have internal predecessors, (19250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:05,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-15 14:58:05,125 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-15 14:58:05,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:05,125 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-15 14:58:05,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:05,125 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-15 14:58:05,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:05,130 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:05,130 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:05,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-15 14:58:05,130 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:05,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:05,130 INFO L85 PathProgramCache]: Analyzing trace with hash 92140040, now seen corresponding path program 24 times [2022-03-15 14:58:05,130 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:05,131 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511000340] [2022-03-15 14:58:05,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:05,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:05,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:05,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:05,449 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:05,449 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511000340] [2022-03-15 14:58:05,449 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511000340] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:05,449 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:05,450 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:05,450 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314836963] [2022-03-15 14:58:05,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:05,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:05,450 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:05,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:05,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:05,450 INFO L87 Difference]: Start difference. First operand 6958 states and 19250 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:07,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:07,254 INFO L93 Difference]: Finished difference Result 8689 states and 23552 transitions. [2022-03-15 14:58:07,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:58:07,254 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:07,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:07,267 INFO L225 Difference]: With dead ends: 8689 [2022-03-15 14:58:07,268 INFO L226 Difference]: Without dead ends: 8689 [2022-03-15 14:58:07,268 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:58:07,268 INFO L933 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, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:07,268 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1144 Valid, 2735 Invalid, 2258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 2156 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 14:58:07,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8689 states. [2022-03-15 14:58:07,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8689 to 6979. [2022-03-15 14:58:07,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6979 states, 6975 states have (on average 2.7687455197132618) internal successors, (19312), 6978 states have internal predecessors, (19312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:07,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-03-15 14:58:07,371 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-03-15 14:58:07,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:07,372 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-03-15 14:58:07,372 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:07,372 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-03-15 14:58:07,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:07,377 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:07,377 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:07,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-15 14:58:07,377 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:07,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:07,377 INFO L85 PathProgramCache]: Analyzing trace with hash 1144953980, now seen corresponding path program 25 times [2022-03-15 14:58:07,377 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:07,378 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521988295] [2022-03-15 14:58:07,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:07,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:07,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:07,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:07,840 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:07,840 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521988295] [2022-03-15 14:58:07,840 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521988295] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:07,840 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:07,840 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:07,840 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583919223] [2022-03-15 14:58:07,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:07,840 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:07,840 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:07,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:07,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:07,841 INFO L87 Difference]: Start difference. First operand 6979 states and 19312 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:09,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:09,679 INFO L93 Difference]: Finished difference Result 8558 states and 23239 transitions. [2022-03-15 14:58:09,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:09,680 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:09,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:09,693 INFO L225 Difference]: With dead ends: 8558 [2022-03-15 14:58:09,693 INFO L226 Difference]: Without dead ends: 8558 [2022-03-15 14:58:09,693 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:09,693 INFO L933 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 [2022-03-15 14:58:09,694 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1304 Valid, 2378 Invalid, 1985 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1877 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 14:58:09,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8558 states. [2022-03-15 14:58:09,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8558 to 6916. [2022-03-15 14:58:09,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 6912 states have (on average 2.767071759259259) internal successors, (19126), 6915 states have internal predecessors, (19126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:09,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-15 14:58:09,791 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-15 14:58:09,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:09,791 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-15 14:58:09,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:09,791 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-15 14:58:09,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:09,796 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:09,796 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:09,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-15 14:58:09,797 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:09,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:09,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1458428488, now seen corresponding path program 26 times [2022-03-15 14:58:09,797 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:09,797 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694667470] [2022-03-15 14:58:09,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:09,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:09,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:10,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:10,172 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:10,172 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694667470] [2022-03-15 14:58:10,172 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694667470] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:10,172 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:10,172 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:10,172 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949612843] [2022-03-15 14:58:10,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:10,173 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:10,173 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:10,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:10,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:10,173 INFO L87 Difference]: Start difference. First operand 6916 states and 19126 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:11,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:11,768 INFO L93 Difference]: Finished difference Result 8749 states and 23705 transitions. [2022-03-15 14:58:11,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:58:11,768 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:11,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:11,781 INFO L225 Difference]: With dead ends: 8749 [2022-03-15 14:58:11,781 INFO L226 Difference]: Without dead ends: 8749 [2022-03-15 14:58:11,781 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:58:11,781 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 1157 mSDsluCounter, 1872 mSDsCounter, 0 mSdLazyCounter, 1649 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1157 SdHoareTripleChecker+Valid, 2178 SdHoareTripleChecker+Invalid, 1763 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:11,782 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1157 Valid, 2178 Invalid, 1763 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1649 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:58:11,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8749 states. [2022-03-15 14:58:11,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8749 to 7042. [2022-03-15 14:58:11,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7042 states, 7038 states have (on average 2.7703893151463483) internal successors, (19498), 7041 states have internal predecessors, (19498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:11,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7042 states to 7042 states and 19498 transitions. [2022-03-15 14:58:11,871 INFO L78 Accepts]: Start accepts. Automaton has 7042 states and 19498 transitions. Word has length 98 [2022-03-15 14:58:11,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:11,871 INFO L470 AbstractCegarLoop]: Abstraction has 7042 states and 19498 transitions. [2022-03-15 14:58:11,872 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:11,872 INFO L276 IsEmpty]: Start isEmpty. Operand 7042 states and 19498 transitions. [2022-03-15 14:58:11,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:11,876 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:11,876 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:11,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-15 14:58:11,877 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:11,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:11,877 INFO L85 PathProgramCache]: Analyzing trace with hash -1122952270, now seen corresponding path program 27 times [2022-03-15 14:58:11,877 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:11,877 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635990303] [2022-03-15 14:58:11,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:11,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:11,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:12,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:12,254 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:12,254 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635990303] [2022-03-15 14:58:12,254 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635990303] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:12,254 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:12,254 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:12,254 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717251183] [2022-03-15 14:58:12,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:12,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:12,254 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:12,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:12,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:12,255 INFO L87 Difference]: Start difference. First operand 7042 states and 19498 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:13,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:13,600 INFO L93 Difference]: Finished difference Result 9083 states and 24616 transitions. [2022-03-15 14:58:13,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:58:13,600 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:13,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:13,613 INFO L225 Difference]: With dead ends: 9083 [2022-03-15 14:58:13,613 INFO L226 Difference]: Without dead ends: 9083 [2022-03-15 14:58:13,614 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:58:13,614 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1154 mSDsluCounter, 1401 mSDsCounter, 0 mSdLazyCounter, 1288 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1154 SdHoareTripleChecker+Valid, 1720 SdHoareTripleChecker+Invalid, 1406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:13,614 INFO L934 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] [2022-03-15 14:58:13,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9083 states. [2022-03-15 14:58:13,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9083 to 7063. [2022-03-15 14:58:13,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7063 states, 7059 states have (on average 2.7709307267318315) internal successors, (19560), 7062 states have internal predecessors, (19560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:13,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7063 states to 7063 states and 19560 transitions. [2022-03-15 14:58:13,787 INFO L78 Accepts]: Start accepts. Automaton has 7063 states and 19560 transitions. Word has length 98 [2022-03-15 14:58:13,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:13,787 INFO L470 AbstractCegarLoop]: Abstraction has 7063 states and 19560 transitions. [2022-03-15 14:58:13,787 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:13,787 INFO L276 IsEmpty]: Start isEmpty. Operand 7063 states and 19560 transitions. [2022-03-15 14:58:13,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:13,792 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:13,793 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:13,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-15 14:58:13,793 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:13,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:13,794 INFO L85 PathProgramCache]: Analyzing trace with hash -70138330, now seen corresponding path program 28 times [2022-03-15 14:58:13,794 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:13,794 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776560491] [2022-03-15 14:58:13,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:13,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:13,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:14,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:14,172 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:14,172 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776560491] [2022-03-15 14:58:14,172 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776560491] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:14,172 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:14,172 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:14,172 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340493166] [2022-03-15 14:58:14,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:14,172 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:14,172 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:14,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:14,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:14,173 INFO L87 Difference]: Start difference. First operand 7063 states and 19560 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:15,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:15,492 INFO L93 Difference]: Finished difference Result 8952 states and 24303 transitions. [2022-03-15 14:58:15,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:15,492 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:15,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:15,505 INFO L225 Difference]: With dead ends: 8952 [2022-03-15 14:58:15,505 INFO L226 Difference]: Without dead ends: 8952 [2022-03-15 14:58:15,506 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:15,506 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1325 mSDsluCounter, 1512 mSDsCounter, 0 mSdLazyCounter, 1432 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:15,506 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1325 Valid, 1845 Invalid, 1554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1432 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:58:15,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8952 states. [2022-03-15 14:58:15,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8952 to 7000. [2022-03-15 14:58:15,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7000 states, 6996 states have (on average 2.769296740994854) internal successors, (19374), 6999 states have internal predecessors, (19374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:15,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7000 states to 7000 states and 19374 transitions. [2022-03-15 14:58:15,593 INFO L78 Accepts]: Start accepts. Automaton has 7000 states and 19374 transitions. Word has length 98 [2022-03-15 14:58:15,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:15,593 INFO L470 AbstractCegarLoop]: Abstraction has 7000 states and 19374 transitions. [2022-03-15 14:58:15,593 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:15,594 INFO L276 IsEmpty]: Start isEmpty. Operand 7000 states and 19374 transitions. [2022-03-15 14:58:15,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:15,598 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:15,598 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:15,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-15 14:58:15,598 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:15,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:15,599 INFO L85 PathProgramCache]: Analyzing trace with hash 1837423696, now seen corresponding path program 29 times [2022-03-15 14:58:15,599 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:15,599 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682288958] [2022-03-15 14:58:15,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:15,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:15,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:15,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:15,865 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:15,865 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682288958] [2022-03-15 14:58:15,866 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682288958] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:15,866 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:15,866 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:15,866 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157831013] [2022-03-15 14:58:15,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:15,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:15,866 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:15,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:15,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:15,866 INFO L87 Difference]: Start difference. First operand 7000 states and 19374 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:17,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:17,485 INFO L93 Difference]: Finished difference Result 9223 states and 25030 transitions. [2022-03-15 14:58:17,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:58:17,485 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:17,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:17,499 INFO L225 Difference]: With dead ends: 9223 [2022-03-15 14:58:17,499 INFO L226 Difference]: Without dead ends: 9223 [2022-03-15 14:58:17,499 INFO L932 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 [2022-03-15 14:58:17,499 INFO L933 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 [2022-03-15 14:58:17,499 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1140 Valid, 2363 Invalid, 1932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1810 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:58:17,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9223 states. [2022-03-15 14:58:17,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9223 to 7042. [2022-03-15 14:58:17,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7042 states, 7038 states have (on average 2.7703893151463483) internal successors, (19498), 7041 states have internal predecessors, (19498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:17,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7042 states to 7042 states and 19498 transitions. [2022-03-15 14:58:17,590 INFO L78 Accepts]: Start accepts. Automaton has 7042 states and 19498 transitions. Word has length 98 [2022-03-15 14:58:17,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:17,590 INFO L470 AbstractCegarLoop]: Abstraction has 7042 states and 19498 transitions. [2022-03-15 14:58:17,590 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:17,590 INFO L276 IsEmpty]: Start isEmpty. Operand 7042 states and 19498 transitions. [2022-03-15 14:58:17,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:17,595 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:17,595 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:17,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-15 14:58:17,595 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:17,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:17,595 INFO L85 PathProgramCache]: Analyzing trace with hash -1404729660, now seen corresponding path program 30 times [2022-03-15 14:58:17,595 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:17,595 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002913696] [2022-03-15 14:58:17,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:17,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:17,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:18,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:18,022 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:18,022 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1002913696] [2022-03-15 14:58:18,022 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1002913696] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:18,022 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:18,022 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:18,022 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319832647] [2022-03-15 14:58:18,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:18,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:18,022 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:18,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:18,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:18,023 INFO L87 Difference]: Start difference. First operand 7042 states and 19498 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:19,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:19,960 INFO L93 Difference]: Finished difference Result 9405 states and 25566 transitions. [2022-03-15 14:58:19,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:19,961 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:19,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:19,974 INFO L225 Difference]: With dead ends: 9405 [2022-03-15 14:58:19,974 INFO L226 Difference]: Without dead ends: 9405 [2022-03-15 14:58:19,974 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:19,975 INFO L933 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 [2022-03-15 14:58:19,975 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1297 Valid, 2441 Invalid, 2084 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1963 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 14:58:19,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9405 states. [2022-03-15 14:58:20,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9405 to 7021. [2022-03-15 14:58:20,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7021 states, 7017 states have (on average 2.7698446629613795) internal successors, (19436), 7020 states have internal predecessors, (19436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:20,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7021 states to 7021 states and 19436 transitions. [2022-03-15 14:58:20,071 INFO L78 Accepts]: Start accepts. Automaton has 7021 states and 19436 transitions. Word has length 98 [2022-03-15 14:58:20,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:20,071 INFO L470 AbstractCegarLoop]: Abstraction has 7021 states and 19436 transitions. [2022-03-15 14:58:20,071 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:20,071 INFO L276 IsEmpty]: Start isEmpty. Operand 7021 states and 19436 transitions. [2022-03-15 14:58:20,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:20,076 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:20,076 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:20,076 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-15 14:58:20,076 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:20,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:20,076 INFO L85 PathProgramCache]: Analyzing trace with hash -1420190456, now seen corresponding path program 31 times [2022-03-15 14:58:20,076 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:20,076 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732529577] [2022-03-15 14:58:20,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:20,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:20,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:20,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:20,625 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:20,625 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732529577] [2022-03-15 14:58:20,625 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [732529577] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:20,625 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:20,625 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:20,625 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43250185] [2022-03-15 14:58:20,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:20,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:20,625 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:20,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:20,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:20,626 INFO L87 Difference]: Start difference. First operand 7021 states and 19436 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:22,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:22,026 INFO L93 Difference]: Finished difference Result 9155 states and 24901 transitions. [2022-03-15 14:58:22,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:22,026 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 [2022-03-15 14:58:22,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:22,040 INFO L225 Difference]: With dead ends: 9155 [2022-03-15 14:58:22,041 INFO L226 Difference]: Without dead ends: 9155 [2022-03-15 14:58:22,041 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:22,041 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1201 mSDsluCounter, 1685 mSDsCounter, 0 mSdLazyCounter, 1595 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:22,041 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1201 Valid, 2008 Invalid, 1720 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1595 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:58:22,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9155 states. [2022-03-15 14:58:22,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9155 to 6958. [2022-03-15 14:58:22,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6958 states, 6954 states have (on average 2.7681909692263447) internal successors, (19250), 6957 states have internal predecessors, (19250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:22,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-15 14:58:22,142 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-15 14:58:22,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:22,143 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-15 14:58:22,143 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:22,143 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-15 14:58:22,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:22,148 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:22,148 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:22,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-03-15 14:58:22,148 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:22,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:22,148 INFO L85 PathProgramCache]: Analyzing trace with hash 421272498, now seen corresponding path program 32 times [2022-03-15 14:58:22,149 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:22,149 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381936982] [2022-03-15 14:58:22,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:22,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:22,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:22,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:22,432 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:22,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381936982] [2022-03-15 14:58:22,432 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381936982] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:22,433 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:22,433 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:22,433 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368814778] [2022-03-15 14:58:22,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:22,433 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:22,433 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:22,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:22,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:22,434 INFO L87 Difference]: Start difference. First operand 6958 states and 19250 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:23,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:23,809 INFO L93 Difference]: Finished difference Result 8577 states and 23222 transitions. [2022-03-15 14:58:23,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:58:23,809 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:23,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:23,822 INFO L225 Difference]: With dead ends: 8577 [2022-03-15 14:58:23,822 INFO L226 Difference]: Without dead ends: 8577 [2022-03-15 14:58:23,823 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:58:23,823 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1072 mSDsluCounter, 1960 mSDsCounter, 0 mSdLazyCounter, 1792 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:23,823 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1072 Valid, 2265 Invalid, 1907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1792 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:58:23,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8577 states. [2022-03-15 14:58:23,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8577 to 7021. [2022-03-15 14:58:23,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7021 states, 7017 states have (on average 2.7698446629613795) internal successors, (19436), 7020 states have internal predecessors, (19436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:23,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7021 states to 7021 states and 19436 transitions. [2022-03-15 14:58:23,920 INFO L78 Accepts]: Start accepts. Automaton has 7021 states and 19436 transitions. Word has length 98 [2022-03-15 14:58:23,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:23,920 INFO L470 AbstractCegarLoop]: Abstraction has 7021 states and 19436 transitions. [2022-03-15 14:58:23,920 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) [2022-03-15 14:58:23,920 INFO L276 IsEmpty]: Start isEmpty. Operand 7021 states and 19436 transitions. [2022-03-15 14:58:23,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:23,925 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:23,926 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:23,926 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-15 14:58:23,926 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:23,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:23,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1474086438, now seen corresponding path program 33 times [2022-03-15 14:58:23,926 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:23,926 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477527444] [2022-03-15 14:58:23,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:23,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:23,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:24,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:24,369 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:24,369 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477527444] [2022-03-15 14:58:24,369 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477527444] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:24,369 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:24,369 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:24,369 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159309097] [2022-03-15 14:58:24,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:24,370 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:24,370 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:24,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:24,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:24,370 INFO L87 Difference]: Start difference. First operand 7021 states and 19436 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:25,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:25,760 INFO L93 Difference]: Finished difference Result 8759 states and 23758 transitions. [2022-03-15 14:58:25,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:25,761 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:25,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:25,774 INFO L225 Difference]: With dead ends: 8759 [2022-03-15 14:58:25,774 INFO L226 Difference]: Without dead ends: 8759 [2022-03-15 14:58:25,774 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:25,774 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 1049 mSDsluCounter, 2059 mSDsCounter, 0 mSdLazyCounter, 1821 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:25,774 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1049 Valid, 2373 Invalid, 1945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1821 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:58:25,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8759 states. [2022-03-15 14:58:25,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8759 to 7000. [2022-03-15 14:58:25,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7000 states, 6996 states have (on average 2.769296740994854) internal successors, (19374), 6999 states have internal predecessors, (19374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:25,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7000 states to 7000 states and 19374 transitions. [2022-03-15 14:58:25,864 INFO L78 Accepts]: Start accepts. Automaton has 7000 states and 19374 transitions. Word has length 98 [2022-03-15 14:58:25,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:25,865 INFO L470 AbstractCegarLoop]: Abstraction has 7000 states and 19374 transitions. [2022-03-15 14:58:25,865 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:25,865 INFO L276 IsEmpty]: Start isEmpty. Operand 7000 states and 19374 transitions. [2022-03-15 14:58:25,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:25,870 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:25,870 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:25,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-15 14:58:25,870 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:25,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:25,870 INFO L85 PathProgramCache]: Analyzing trace with hash 1458625642, now seen corresponding path program 34 times [2022-03-15 14:58:25,870 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:25,870 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247642703] [2022-03-15 14:58:25,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:25,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:26,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:26,341 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:26,341 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247642703] [2022-03-15 14:58:26,342 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247642703] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:26,342 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:26,342 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:26,342 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719454854] [2022-03-15 14:58:26,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:26,342 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:26,342 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:26,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:26,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:26,342 INFO L87 Difference]: Start difference. First operand 7000 states and 19374 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:28,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:28,002 INFO L93 Difference]: Finished difference Result 8941 states and 24294 transitions. [2022-03-15 14:58:28,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:28,002 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:28,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:28,018 INFO L225 Difference]: With dead ends: 8941 [2022-03-15 14:58:28,018 INFO L226 Difference]: Without dead ends: 8941 [2022-03-15 14:58:28,019 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=340, Invalid=782, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:28,019 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 1161 mSDsluCounter, 1819 mSDsCounter, 0 mSdLazyCounter, 1713 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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 [2022-03-15 14:58:28,020 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1161 Valid, 2142 Invalid, 1844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1713 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:58:28,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8941 states. [2022-03-15 14:58:28,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8941 to 6979. [2022-03-15 14:58:28,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6979 states, 6975 states have (on average 2.7687455197132618) internal successors, (19312), 6978 states have internal predecessors, (19312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:28,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-03-15 14:58:28,128 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-03-15 14:58:28,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:28,128 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-03-15 14:58:28,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:28,129 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-03-15 14:58:28,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:28,134 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:28,134 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:28,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-15 14:58:28,134 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:28,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:28,135 INFO L85 PathProgramCache]: Analyzing trace with hash -1734051204, now seen corresponding path program 35 times [2022-03-15 14:58:28,135 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:28,135 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131248649] [2022-03-15 14:58:28,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:28,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:28,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:28,722 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:28,722 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131248649] [2022-03-15 14:58:28,722 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131248649] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:28,723 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:28,723 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:28,723 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858385178] [2022-03-15 14:58:28,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:28,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:28,723 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:28,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:28,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:28,723 INFO L87 Difference]: Start difference. First operand 6979 states and 19312 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:30,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:30,580 INFO L93 Difference]: Finished difference Result 8544 states and 23195 transitions. [2022-03-15 14:58:30,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:30,580 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 [2022-03-15 14:58:30,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:30,594 INFO L225 Difference]: With dead ends: 8544 [2022-03-15 14:58:30,594 INFO L226 Difference]: Without dead ends: 8544 [2022-03-15 14:58:30,595 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:30,595 INFO L933 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:30,595 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1201 Valid, 2518 Invalid, 2173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 2052 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:58:30,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8544 states. [2022-03-15 14:58:30,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8544 to 6916. [2022-03-15 14:58:30,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 6912 states have (on average 2.767071759259259) internal successors, (19126), 6915 states have internal predecessors, (19126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:30,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-15 14:58:30,704 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-15 14:58:30,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:30,704 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-15 14:58:30,704 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:30,704 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-15 14:58:30,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:30,710 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:30,710 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:30,710 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-15 14:58:30,710 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:30,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:30,710 INFO L85 PathProgramCache]: Analyzing trace with hash -937643996, now seen corresponding path program 36 times [2022-03-15 14:58:30,710 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:30,710 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871598367] [2022-03-15 14:58:30,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:30,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:30,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:31,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:31,099 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:31,099 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871598367] [2022-03-15 14:58:31,099 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871598367] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:31,099 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:31,100 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:31,100 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053077113] [2022-03-15 14:58:31,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:31,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:31,100 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:31,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:31,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:31,100 INFO L87 Difference]: Start difference. First operand 6916 states and 19126 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:32,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:32,325 INFO L93 Difference]: Finished difference Result 8506 states and 23102 transitions. [2022-03-15 14:58:32,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:58:32,325 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:32,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:32,338 INFO L225 Difference]: With dead ends: 8506 [2022-03-15 14:58:32,338 INFO L226 Difference]: Without dead ends: 8506 [2022-03-15 14:58:32,338 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:58:32,338 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1065 mSDsluCounter, 1510 mSDsCounter, 0 mSdLazyCounter, 1397 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:32,338 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1065 Valid, 1794 Invalid, 1511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1397 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:58:32,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8506 states. [2022-03-15 14:58:32,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8506 to 7025. [2022-03-15 14:58:32,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7025 states, 7021 states have (on average 2.7699757869249395) internal successors, (19448), 7024 states have internal predecessors, (19448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:32,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7025 states to 7025 states and 19448 transitions. [2022-03-15 14:58:32,427 INFO L78 Accepts]: Start accepts. Automaton has 7025 states and 19448 transitions. Word has length 98 [2022-03-15 14:58:32,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:32,427 INFO L470 AbstractCegarLoop]: Abstraction has 7025 states and 19448 transitions. [2022-03-15 14:58:32,428 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) [2022-03-15 14:58:32,428 INFO L276 IsEmpty]: Start isEmpty. Operand 7025 states and 19448 transitions. [2022-03-15 14:58:32,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:32,432 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:32,432 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:32,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-03-15 14:58:32,433 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:32,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:32,433 INFO L85 PathProgramCache]: Analyzing trace with hash -81148050, now seen corresponding path program 37 times [2022-03-15 14:58:32,433 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:32,433 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474695538] [2022-03-15 14:58:32,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:32,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:32,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:32,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:32,814 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:32,814 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474695538] [2022-03-15 14:58:32,814 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474695538] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:32,814 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:32,814 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:32,814 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110461293] [2022-03-15 14:58:32,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:32,814 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:32,814 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:32,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:32,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:32,815 INFO L87 Difference]: Start difference. First operand 7025 states and 19448 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:34,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:34,284 INFO L93 Difference]: Finished difference Result 8807 states and 23947 transitions. [2022-03-15 14:58:34,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:58:34,284 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 [2022-03-15 14:58:34,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:34,297 INFO L225 Difference]: With dead ends: 8807 [2022-03-15 14:58:34,297 INFO L226 Difference]: Without dead ends: 8807 [2022-03-15 14:58:34,297 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:58:34,297 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1038 mSDsluCounter, 1485 mSDsCounter, 0 mSdLazyCounter, 1394 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1038 SdHoareTripleChecker+Valid, 1776 SdHoareTripleChecker+Invalid, 1505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 1394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:34,298 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1038 Valid, 1776 Invalid, 1505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 1394 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:58:34,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8807 states. [2022-03-15 14:58:34,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8807 to 7046. [2022-03-15 14:58:34,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7046 states, 7042 states have (on average 2.7705197387105938) internal successors, (19510), 7045 states have internal predecessors, (19510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:34,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7046 states to 7046 states and 19510 transitions. [2022-03-15 14:58:34,395 INFO L78 Accepts]: Start accepts. Automaton has 7046 states and 19510 transitions. Word has length 98 [2022-03-15 14:58:34,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:34,395 INFO L470 AbstractCegarLoop]: Abstraction has 7046 states and 19510 transitions. [2022-03-15 14:58:34,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:34,395 INFO L276 IsEmpty]: Start isEmpty. Operand 7046 states and 19510 transitions. [2022-03-15 14:58:34,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:34,400 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:34,400 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:34,400 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-15 14:58:34,400 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:34,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:34,401 INFO L85 PathProgramCache]: Analyzing trace with hash 528375810, now seen corresponding path program 38 times [2022-03-15 14:58:34,401 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:34,401 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660213966] [2022-03-15 14:58:34,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:34,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:34,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:34,850 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:34,850 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660213966] [2022-03-15 14:58:34,850 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660213966] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:34,850 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:34,850 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:34,850 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034070009] [2022-03-15 14:58:34,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:34,850 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:34,850 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:34,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:34,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:34,851 INFO L87 Difference]: Start difference. First operand 7046 states and 19510 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:36,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:36,810 INFO L93 Difference]: Finished difference Result 8709 states and 23700 transitions. [2022-03-15 14:58:36,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:36,811 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 [2022-03-15 14:58:36,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:36,822 INFO L225 Difference]: With dead ends: 8709 [2022-03-15 14:58:36,822 INFO L226 Difference]: Without dead ends: 8709 [2022-03-15 14:58:36,822 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:36,834 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1177 mSDsluCounter, 2222 mSDsCounter, 0 mSdLazyCounter, 2025 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:36,834 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1177 Valid, 2514 Invalid, 2137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 2025 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 14:58:36,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8709 states. [2022-03-15 14:58:36,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8709 to 6983. [2022-03-15 14:58:36,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6983 states, 6979 states have (on average 2.7688780627597076) internal successors, (19324), 6982 states have internal predecessors, (19324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:36,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6983 states to 6983 states and 19324 transitions. [2022-03-15 14:58:36,926 INFO L78 Accepts]: Start accepts. Automaton has 6983 states and 19324 transitions. Word has length 98 [2022-03-15 14:58:36,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:36,927 INFO L470 AbstractCegarLoop]: Abstraction has 6983 states and 19324 transitions. [2022-03-15 14:58:36,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:36,927 INFO L276 IsEmpty]: Start isEmpty. Operand 6983 states and 19324 transitions. [2022-03-15 14:58:36,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:36,932 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:36,932 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:36,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-15 14:58:36,932 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:36,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:36,932 INFO L85 PathProgramCache]: Analyzing trace with hash 2079223340, now seen corresponding path program 39 times [2022-03-15 14:58:36,932 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:36,932 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922726913] [2022-03-15 14:58:36,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:36,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:36,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:37,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:37,340 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:37,340 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922726913] [2022-03-15 14:58:37,340 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922726913] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:37,340 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:37,340 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:37,340 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431402450] [2022-03-15 14:58:37,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:37,340 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:37,341 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:37,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:37,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:37,341 INFO L87 Difference]: Start difference. First operand 6983 states and 19324 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:38,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:38,770 INFO L93 Difference]: Finished difference Result 8639 states and 23509 transitions. [2022-03-15 14:58:38,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:58:38,770 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:38,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:38,783 INFO L225 Difference]: With dead ends: 8639 [2022-03-15 14:58:38,783 INFO L226 Difference]: Without dead ends: 8639 [2022-03-15 14:58:38,784 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:58:38,784 INFO L933 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 [2022-03-15 14:58:38,784 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1031 Valid, 1700 Invalid, 1419 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1303 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:58:38,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8639 states. [2022-03-15 14:58:38,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8639 to 7025. [2022-03-15 14:58:38,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7025 states, 7021 states have (on average 2.7699757869249395) internal successors, (19448), 7024 states have internal predecessors, (19448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:38,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7025 states to 7025 states and 19448 transitions. [2022-03-15 14:58:38,879 INFO L78 Accepts]: Start accepts. Automaton has 7025 states and 19448 transitions. Word has length 98 [2022-03-15 14:58:38,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:38,879 INFO L470 AbstractCegarLoop]: Abstraction has 7025 states and 19448 transitions. [2022-03-15 14:58:38,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:38,879 INFO L276 IsEmpty]: Start isEmpty. Operand 7025 states and 19448 transitions. [2022-03-15 14:58:38,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:38,884 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:38,884 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:38,884 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-03-15 14:58:38,885 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:38,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:38,885 INFO L85 PathProgramCache]: Analyzing trace with hash -1606220096, now seen corresponding path program 40 times [2022-03-15 14:58:38,885 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:38,885 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293008288] [2022-03-15 14:58:38,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:38,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:38,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:39,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:39,276 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:39,276 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293008288] [2022-03-15 14:58:39,276 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293008288] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:39,276 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:39,276 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:39,276 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820042645] [2022-03-15 14:58:39,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:39,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:39,277 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:39,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:39,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:39,277 INFO L87 Difference]: Start difference. First operand 7025 states and 19448 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:40,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:40,738 INFO L93 Difference]: Finished difference Result 8821 states and 24045 transitions. [2022-03-15 14:58:40,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:40,738 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:40,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:40,751 INFO L225 Difference]: With dead ends: 8821 [2022-03-15 14:58:40,751 INFO L226 Difference]: Without dead ends: 8821 [2022-03-15 14:58:40,752 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:40,755 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1027 mSDsluCounter, 1641 mSDsCounter, 0 mSdLazyCounter, 1497 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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 [2022-03-15 14:58:40,755 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1027 Valid, 1950 Invalid, 1641 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1497 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:58:40,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8821 states. [2022-03-15 14:58:40,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8821 to 7004. [2022-03-15 14:58:40,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7004 states, 7000 states have (on average 2.7694285714285716) internal successors, (19386), 7003 states have internal predecessors, (19386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:40,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7004 states to 7004 states and 19386 transitions. [2022-03-15 14:58:40,848 INFO L78 Accepts]: Start accepts. Automaton has 7004 states and 19386 transitions. Word has length 98 [2022-03-15 14:58:40,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:40,849 INFO L470 AbstractCegarLoop]: Abstraction has 7004 states and 19386 transitions. [2022-03-15 14:58:40,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:40,849 INFO L276 IsEmpty]: Start isEmpty. Operand 7004 states and 19386 transitions. [2022-03-15 14:58:40,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:40,854 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:40,854 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:40,854 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-03-15 14:58:40,854 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:40,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:40,854 INFO L85 PathProgramCache]: Analyzing trace with hash 1816195812, now seen corresponding path program 41 times [2022-03-15 14:58:40,854 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:40,854 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911409048] [2022-03-15 14:58:40,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:40,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:41,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:41,445 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:41,445 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911409048] [2022-03-15 14:58:41,445 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911409048] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:41,445 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:41,445 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:41,445 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138384489] [2022-03-15 14:58:41,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:41,445 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:41,445 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:41,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:41,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:41,446 INFO L87 Difference]: Start difference. First operand 7004 states and 19386 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:43,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:43,302 INFO L93 Difference]: Finished difference Result 8688 states and 23692 transitions. [2022-03-15 14:58:43,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:43,302 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:43,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:43,314 INFO L225 Difference]: With dead ends: 8688 [2022-03-15 14:58:43,315 INFO L226 Difference]: Without dead ends: 8688 [2022-03-15 14:58:43,315 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:43,315 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 970 mSDsluCounter, 1936 mSDsCounter, 0 mSdLazyCounter, 1738 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:43,315 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [970 Valid, 2241 Invalid, 1882 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1738 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:58:43,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8688 states. [2022-03-15 14:58:43,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8688 to 6941. [2022-03-15 14:58:43,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6941 states, 6937 states have (on average 2.7677670462736055) internal successors, (19200), 6940 states have internal predecessors, (19200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:43,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6941 states to 6941 states and 19200 transitions. [2022-03-15 14:58:43,405 INFO L78 Accepts]: Start accepts. Automaton has 6941 states and 19200 transitions. Word has length 98 [2022-03-15 14:58:43,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:43,405 INFO L470 AbstractCegarLoop]: Abstraction has 6941 states and 19200 transitions. [2022-03-15 14:58:43,406 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:43,406 INFO L276 IsEmpty]: Start isEmpty. Operand 6941 states and 19200 transitions. [2022-03-15 14:58:43,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:43,410 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:43,410 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:43,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-03-15 14:58:43,411 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:43,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:43,412 INFO L85 PathProgramCache]: Analyzing trace with hash 1938492772, now seen corresponding path program 42 times [2022-03-15 14:58:43,412 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:43,412 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76591086] [2022-03-15 14:58:43,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:43,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:43,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:43,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:43,892 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:43,892 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76591086] [2022-03-15 14:58:43,892 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76591086] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:43,893 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:43,893 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:43,893 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217185552] [2022-03-15 14:58:43,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:43,893 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:43,893 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:43,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:43,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:43,893 INFO L87 Difference]: Start difference. First operand 6941 states and 19200 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:45,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:45,121 INFO L93 Difference]: Finished difference Result 8870 states and 24148 transitions. [2022-03-15 14:58:45,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 14:58:45,121 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 [2022-03-15 14:58:45,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:45,134 INFO L225 Difference]: With dead ends: 8870 [2022-03-15 14:58:45,134 INFO L226 Difference]: Without dead ends: 8870 [2022-03-15 14:58:45,135 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-15 14:58:45,135 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1221 mSDsluCounter, 1705 mSDsCounter, 0 mSdLazyCounter, 1562 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:45,135 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1221 Valid, 1979 Invalid, 1699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1562 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:58:45,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8870 states. [2022-03-15 14:58:45,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8870 to 6962. [2022-03-15 14:58:45,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6962 states, 6958 states have (on average 2.768324231100891) internal successors, (19262), 6961 states have internal predecessors, (19262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:45,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6962 states to 6962 states and 19262 transitions. [2022-03-15 14:58:45,227 INFO L78 Accepts]: Start accepts. Automaton has 6962 states and 19262 transitions. Word has length 98 [2022-03-15 14:58:45,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:45,227 INFO L470 AbstractCegarLoop]: Abstraction has 6962 states and 19262 transitions. [2022-03-15 14:58:45,227 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:45,227 INFO L276 IsEmpty]: Start isEmpty. Operand 6962 states and 19262 transitions. [2022-03-15 14:58:45,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:45,232 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:45,232 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:45,232 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-03-15 14:58:45,232 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:45,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:45,233 INFO L85 PathProgramCache]: Analyzing trace with hash -1092028950, now seen corresponding path program 43 times [2022-03-15 14:58:45,233 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:45,233 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140346131] [2022-03-15 14:58:45,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:45,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:45,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:45,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:45,559 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:45,559 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140346131] [2022-03-15 14:58:45,559 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140346131] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:45,559 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:45,559 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:45,559 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255628959] [2022-03-15 14:58:45,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:45,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:45,560 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:45,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:45,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:45,560 INFO L87 Difference]: Start difference. First operand 6962 states and 19262 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:46,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:46,578 INFO L93 Difference]: Finished difference Result 9038 states and 24586 transitions. [2022-03-15 14:58:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:58:46,578 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:46,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:46,591 INFO L225 Difference]: With dead ends: 9038 [2022-03-15 14:58:46,591 INFO L226 Difference]: Without dead ends: 9038 [2022-03-15 14:58:46,592 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:58:46,592 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 984 mSDsluCounter, 1298 mSDsCounter, 0 mSdLazyCounter, 1184 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:46,592 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [984 Valid, 1594 Invalid, 1324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 1184 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 14:58:46,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9038 states. [2022-03-15 14:58:46,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9038 to 7004. [2022-03-15 14:58:46,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7004 states, 7000 states have (on average 2.7694285714285716) internal successors, (19386), 7003 states have internal predecessors, (19386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:46,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7004 states to 7004 states and 19386 transitions. [2022-03-15 14:58:46,691 INFO L78 Accepts]: Start accepts. Automaton has 7004 states and 19386 transitions. Word has length 98 [2022-03-15 14:58:46,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:46,691 INFO L470 AbstractCegarLoop]: Abstraction has 7004 states and 19386 transitions. [2022-03-15 14:58:46,691 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:46,691 INFO L276 IsEmpty]: Start isEmpty. Operand 7004 states and 19386 transitions. [2022-03-15 14:58:46,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:46,696 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:46,697 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:46,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-03-15 14:58:46,697 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:46,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:46,697 INFO L85 PathProgramCache]: Analyzing trace with hash -309269108, now seen corresponding path program 44 times [2022-03-15 14:58:46,697 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:46,697 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24166332] [2022-03-15 14:58:46,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:46,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:46,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:47,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:47,134 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:47,134 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24166332] [2022-03-15 14:58:47,134 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24166332] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:47,134 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:47,134 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:47,134 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327811669] [2022-03-15 14:58:47,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:47,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:47,134 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:47,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:47,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:47,135 INFO L87 Difference]: Start difference. First operand 7004 states and 19386 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:48,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:48,420 INFO L93 Difference]: Finished difference Result 8961 states and 24373 transitions. [2022-03-15 14:58:48,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:58:48,421 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:48,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:48,433 INFO L225 Difference]: With dead ends: 8961 [2022-03-15 14:58:48,434 INFO L226 Difference]: Without dead ends: 8961 [2022-03-15 14:58:48,434 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:58:48,434 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 1097 mSDsluCounter, 1575 mSDsCounter, 0 mSdLazyCounter, 1395 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:48,434 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1097 Valid, 1878 Invalid, 1540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 1395 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:58:48,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8961 states. [2022-03-15 14:58:48,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8961 to 7025. [2022-03-15 14:58:48,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7025 states, 7021 states have (on average 2.7699757869249395) internal successors, (19448), 7024 states have internal predecessors, (19448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:48,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7025 states to 7025 states and 19448 transitions. [2022-03-15 14:58:48,526 INFO L78 Accepts]: Start accepts. Automaton has 7025 states and 19448 transitions. Word has length 98 [2022-03-15 14:58:48,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:48,526 INFO L470 AbstractCegarLoop]: Abstraction has 7025 states and 19448 transitions. [2022-03-15 14:58:48,526 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:48,526 INFO L276 IsEmpty]: Start isEmpty. Operand 7025 states and 19448 transitions. [2022-03-15 14:58:48,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:48,531 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:48,531 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:48,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-03-15 14:58:48,531 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:48,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:48,532 INFO L85 PathProgramCache]: Analyzing trace with hash 300254752, now seen corresponding path program 45 times [2022-03-15 14:58:48,532 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:48,532 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131245384] [2022-03-15 14:58:48,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:48,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:48,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:48,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:48,955 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:48,955 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131245384] [2022-03-15 14:58:48,955 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131245384] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:48,955 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:48,955 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:48,956 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782207884] [2022-03-15 14:58:48,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:48,956 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:48,956 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:48,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:48,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:48,956 INFO L87 Difference]: Start difference. First operand 7025 states and 19448 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:50,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:50,569 INFO L93 Difference]: Finished difference Result 8863 states and 24126 transitions. [2022-03-15 14:58:50,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:50,569 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:50,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:50,582 INFO L225 Difference]: With dead ends: 8863 [2022-03-15 14:58:50,582 INFO L226 Difference]: Without dead ends: 8863 [2022-03-15 14:58:50,582 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:50,582 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1097 mSDsluCounter, 1679 mSDsCounter, 0 mSdLazyCounter, 1589 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:50,583 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1097 Valid, 1989 Invalid, 1704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1589 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:58:50,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8863 states. [2022-03-15 14:58:50,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8863 to 6920. [2022-03-15 14:58:50,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6920 states, 6916 states have (on average 2.7672064777327936) internal successors, (19138), 6919 states have internal predecessors, (19138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:50,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6920 states to 6920 states and 19138 transitions. [2022-03-15 14:58:50,669 INFO L78 Accepts]: Start accepts. Automaton has 6920 states and 19138 transitions. Word has length 98 [2022-03-15 14:58:50,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:50,669 INFO L470 AbstractCegarLoop]: Abstraction has 6920 states and 19138 transitions. [2022-03-15 14:58:50,669 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:50,670 INFO L276 IsEmpty]: Start isEmpty. Operand 6920 states and 19138 transitions. [2022-03-15 14:58:50,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:50,674 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:50,674 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:50,674 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-03-15 14:58:50,674 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:50,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:50,675 INFO L85 PathProgramCache]: Analyzing trace with hash -1149475804, now seen corresponding path program 36 times [2022-03-15 14:58:50,675 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:50,675 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283595247] [2022-03-15 14:58:50,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:50,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:50,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:51,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:51,010 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:51,010 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283595247] [2022-03-15 14:58:51,010 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283595247] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:51,010 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:51,010 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:51,010 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218704462] [2022-03-15 14:58:51,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:51,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:51,011 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:51,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:51,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:51,011 INFO L87 Difference]: Start difference. First operand 6920 states and 19138 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:52,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:52,325 INFO L93 Difference]: Finished difference Result 8649 states and 23388 transitions. [2022-03-15 14:58:52,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:58:52,326 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:52,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:52,338 INFO L225 Difference]: With dead ends: 8649 [2022-03-15 14:58:52,339 INFO L226 Difference]: Without dead ends: 8649 [2022-03-15 14:58:52,339 INFO L932 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 [2022-03-15 14:58:52,339 INFO L933 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 [2022-03-15 14:58:52,339 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1194 Valid, 1470 Invalid, 1278 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1107 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:58:52,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8649 states. [2022-03-15 14:58:52,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8649 to 7029. [2022-03-15 14:58:52,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7029 states, 7025 states have (on average 2.7701067615658364) internal successors, (19460), 7028 states have internal predecessors, (19460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:52,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7029 states to 7029 states and 19460 transitions. [2022-03-15 14:58:52,431 INFO L78 Accepts]: Start accepts. Automaton has 7029 states and 19460 transitions. Word has length 98 [2022-03-15 14:58:52,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:52,432 INFO L470 AbstractCegarLoop]: Abstraction has 7029 states and 19460 transitions. [2022-03-15 14:58:52,432 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:52,432 INFO L276 IsEmpty]: Start isEmpty. Operand 7029 states and 19460 transitions. [2022-03-15 14:58:52,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:52,437 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:52,437 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:52,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-03-15 14:58:52,437 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:52,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:52,437 INFO L85 PathProgramCache]: Analyzing trace with hash 564110734, now seen corresponding path program 37 times [2022-03-15 14:58:52,437 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:52,437 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012489368] [2022-03-15 14:58:52,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:52,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:52,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:52,824 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:52,824 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012489368] [2022-03-15 14:58:52,825 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012489368] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:52,825 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:52,825 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:52,825 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503507747] [2022-03-15 14:58:52,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:52,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:52,825 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:52,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:52,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:52,825 INFO L87 Difference]: Start difference. First operand 7029 states and 19460 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:54,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:54,803 INFO L93 Difference]: Finished difference Result 8983 states and 24299 transitions. [2022-03-15 14:58:54,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:58:54,803 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 [2022-03-15 14:58:54,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:54,816 INFO L225 Difference]: With dead ends: 8983 [2022-03-15 14:58:54,817 INFO L226 Difference]: Without dead ends: 8983 [2022-03-15 14:58:54,817 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:58:54,817 INFO L933 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 [2022-03-15 14:58:54,817 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [939 Valid, 2636 Invalid, 2222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 2100 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 14:58:54,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8983 states. [2022-03-15 14:58:54,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8983 to 7050. [2022-03-15 14:58:54,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7050 states, 7046 states have (on average 2.7706500141924497) internal successors, (19522), 7049 states have internal predecessors, (19522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:54,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7050 states to 7050 states and 19522 transitions. [2022-03-15 14:58:54,911 INFO L78 Accepts]: Start accepts. Automaton has 7050 states and 19522 transitions. Word has length 98 [2022-03-15 14:58:54,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:54,911 INFO L470 AbstractCegarLoop]: Abstraction has 7050 states and 19522 transitions. [2022-03-15 14:58:54,911 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) [2022-03-15 14:58:54,911 INFO L276 IsEmpty]: Start isEmpty. Operand 7050 states and 19522 transitions. [2022-03-15 14:58:54,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:54,916 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:54,916 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:54,916 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-03-15 14:58:54,916 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:54,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:54,917 INFO L85 PathProgramCache]: Analyzing trace with hash 1616924674, now seen corresponding path program 38 times [2022-03-15 14:58:54,917 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:54,917 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916501471] [2022-03-15 14:58:54,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:54,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:54,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:55,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:55,289 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:55,289 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916501471] [2022-03-15 14:58:55,289 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916501471] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:55,289 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:55,289 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:55,289 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14240990] [2022-03-15 14:58:55,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:55,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:55,289 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:55,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:55,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:55,290 INFO L87 Difference]: Start difference. First operand 7050 states and 19522 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:57,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:57,172 INFO L93 Difference]: Finished difference Result 8852 states and 23986 transitions. [2022-03-15 14:58:57,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:57,173 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:57,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:57,185 INFO L225 Difference]: With dead ends: 8852 [2022-03-15 14:58:57,185 INFO L226 Difference]: Without dead ends: 8852 [2022-03-15 14:58:57,186 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:57,186 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1176 mSDsluCounter, 2125 mSDsCounter, 0 mSdLazyCounter, 1968 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:57,186 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1176 Valid, 2432 Invalid, 2128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 1968 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 14:58:57,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8852 states. [2022-03-15 14:58:57,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8852 to 6987. [2022-03-15 14:58:57,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6987 states, 6983 states have (on average 2.7690104539596163) internal successors, (19336), 6986 states have internal predecessors, (19336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:57,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6987 states to 6987 states and 19336 transitions. [2022-03-15 14:58:57,283 INFO L78 Accepts]: Start accepts. Automaton has 6987 states and 19336 transitions. Word has length 98 [2022-03-15 14:58:57,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:57,283 INFO L470 AbstractCegarLoop]: Abstraction has 6987 states and 19336 transitions. [2022-03-15 14:58:57,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:57,283 INFO L276 IsEmpty]: Start isEmpty. Operand 6987 states and 19336 transitions. [2022-03-15 14:58:57,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:57,288 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:57,288 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:57,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-03-15 14:58:57,288 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:57,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:57,289 INFO L85 PathProgramCache]: Analyzing trace with hash -770480596, now seen corresponding path program 39 times [2022-03-15 14:58:57,289 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:57,289 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462389804] [2022-03-15 14:58:57,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:57,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:57,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:57,676 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:57,676 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462389804] [2022-03-15 14:58:57,676 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462389804] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:57,676 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:57,676 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:57,676 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227444959] [2022-03-15 14:58:57,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:57,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:57,677 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:57,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:57,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:57,677 INFO L87 Difference]: Start difference. First operand 6987 states and 19336 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:59,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:59,298 INFO L93 Difference]: Finished difference Result 8771 states and 23773 transitions. [2022-03-15 14:58:59,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:58:59,298 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:59,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:59,308 INFO L225 Difference]: With dead ends: 8771 [2022-03-15 14:58:59,308 INFO L226 Difference]: Without dead ends: 8771 [2022-03-15 14:58:59,309 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:58:59,309 INFO L933 BasicCegarLoop]: 346 mSDtfsCounter, 1341 mSDsluCounter, 1681 mSDsCounter, 0 mSdLazyCounter, 1573 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1341 SdHoareTripleChecker+Valid, 1994 SdHoareTripleChecker+Invalid, 1738 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 1573 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:59,309 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1341 Valid, 1994 Invalid, 1738 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 1573 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:58:59,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8771 states. [2022-03-15 14:58:59,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8771 to 7029. [2022-03-15 14:58:59,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7029 states, 7025 states have (on average 2.7701067615658364) internal successors, (19460), 7028 states have internal predecessors, (19460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:59,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7029 states to 7029 states and 19460 transitions. [2022-03-15 14:58:59,393 INFO L78 Accepts]: Start accepts. Automaton has 7029 states and 19460 transitions. Word has length 98 [2022-03-15 14:58:59,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:59,393 INFO L470 AbstractCegarLoop]: Abstraction has 7029 states and 19460 transitions. [2022-03-15 14:58:59,393 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:59,393 INFO L276 IsEmpty]: Start isEmpty. Operand 7029 states and 19460 transitions. [2022-03-15 14:58:59,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:59,398 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:59,399 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:59,399 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-03-15 14:58:59,399 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:59,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:59,399 INFO L85 PathProgramCache]: Analyzing trace with hash 282333344, now seen corresponding path program 40 times [2022-03-15 14:58:59,399 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:59,399 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250810346] [2022-03-15 14:58:59,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:59,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:59,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:59,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:59,721 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:59,721 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250810346] [2022-03-15 14:58:59,722 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250810346] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:59,722 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:59,722 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:59,722 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182372204] [2022-03-15 14:58:59,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:59,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:59,722 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:59,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:59,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:59,722 INFO L87 Difference]: Start difference. First operand 7029 states and 19460 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:01,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:01,535 INFO L93 Difference]: Finished difference Result 8953 states and 24309 transitions. [2022-03-15 14:59:01,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:01,535 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:01,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:01,548 INFO L225 Difference]: With dead ends: 8953 [2022-03-15 14:59:01,548 INFO L226 Difference]: Without dead ends: 8953 [2022-03-15 14:59:01,549 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:01,549 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 995 mSDsluCounter, 2037 mSDsCounter, 0 mSdLazyCounter, 1861 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:01,549 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [995 Valid, 2353 Invalid, 2025 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 1861 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:01,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8953 states. [2022-03-15 14:59:01,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8953 to 7008. [2022-03-15 14:59:01,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7008 states, 7004 states have (on average 2.76956025128498) internal successors, (19398), 7007 states have internal predecessors, (19398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:01,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7008 states to 7008 states and 19398 transitions. [2022-03-15 14:59:01,646 INFO L78 Accepts]: Start accepts. Automaton has 7008 states and 19398 transitions. Word has length 98 [2022-03-15 14:59:01,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:01,646 INFO L470 AbstractCegarLoop]: Abstraction has 7008 states and 19398 transitions. [2022-03-15 14:59:01,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:01,646 INFO L276 IsEmpty]: Start isEmpty. Operand 7008 states and 19398 transitions. [2022-03-15 14:59:01,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:01,651 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:01,651 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:01,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-03-15 14:59:01,651 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:01,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:01,652 INFO L85 PathProgramCache]: Analyzing trace with hash 266872548, now seen corresponding path program 41 times [2022-03-15 14:59:01,652 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:01,652 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555287327] [2022-03-15 14:59:01,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:01,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:01,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:02,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:02,182 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:02,182 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555287327] [2022-03-15 14:59:02,182 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555287327] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:02,182 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:02,182 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:02,182 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751316898] [2022-03-15 14:59:02,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:02,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:02,182 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:02,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:02,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:02,183 INFO L87 Difference]: Start difference. First operand 7008 states and 19398 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:04,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:04,054 INFO L93 Difference]: Finished difference Result 8787 states and 23890 transitions. [2022-03-15 14:59:04,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:04,055 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:04,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:04,067 INFO L225 Difference]: With dead ends: 8787 [2022-03-15 14:59:04,067 INFO L226 Difference]: Without dead ends: 8787 [2022-03-15 14:59:04,067 INFO L932 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 [2022-03-15 14:59:04,068 INFO L933 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:04,068 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [999 Valid, 2281 Invalid, 1969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 1802 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:04,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8787 states. [2022-03-15 14:59:04,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8787 to 6945. [2022-03-15 14:59:04,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6945 states, 6941 states have (on average 2.7679008788359027) internal successors, (19212), 6944 states have internal predecessors, (19212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:04,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6945 states to 6945 states and 19212 transitions. [2022-03-15 14:59:04,156 INFO L78 Accepts]: Start accepts. Automaton has 6945 states and 19212 transitions. Word has length 98 [2022-03-15 14:59:04,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:04,156 INFO L470 AbstractCegarLoop]: Abstraction has 6945 states and 19212 transitions. [2022-03-15 14:59:04,156 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) [2022-03-15 14:59:04,156 INFO L276 IsEmpty]: Start isEmpty. Operand 6945 states and 19212 transitions. [2022-03-15 14:59:04,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:04,161 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:04,161 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:04,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-03-15 14:59:04,161 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:04,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:04,162 INFO L85 PathProgramCache]: Analyzing trace with hash -1434238620, now seen corresponding path program 42 times [2022-03-15 14:59:04,162 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:04,162 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701247135] [2022-03-15 14:59:04,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:04,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:04,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:04,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:04,564 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:04,564 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701247135] [2022-03-15 14:59:04,564 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701247135] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:04,564 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:04,565 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:04,565 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588616936] [2022-03-15 14:59:04,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:04,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:04,565 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:04,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:04,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:04,565 INFO L87 Difference]: Start difference. First operand 6945 states and 19212 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:06,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:06,047 INFO L93 Difference]: Finished difference Result 9035 states and 24478 transitions. [2022-03-15 14:59:06,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 14:59:06,048 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 [2022-03-15 14:59:06,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:06,061 INFO L225 Difference]: With dead ends: 9035 [2022-03-15 14:59:06,061 INFO L226 Difference]: Without dead ends: 9035 [2022-03-15 14:59:06,061 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-15 14:59:06,061 INFO L933 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:06,061 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1203 Valid, 1944 Invalid, 1648 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1509 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:59:06,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9035 states. [2022-03-15 14:59:06,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9035 to 6966. [2022-03-15 14:59:06,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6966 states, 6962 states have (on average 2.768457339844872) internal successors, (19274), 6965 states have internal predecessors, (19274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:06,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6966 states to 6966 states and 19274 transitions. [2022-03-15 14:59:06,152 INFO L78 Accepts]: Start accepts. Automaton has 6966 states and 19274 transitions. Word has length 98 [2022-03-15 14:59:06,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:06,152 INFO L470 AbstractCegarLoop]: Abstraction has 6966 states and 19274 transitions. [2022-03-15 14:59:06,152 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:06,152 INFO L276 IsEmpty]: Start isEmpty. Operand 6966 states and 19274 transitions. [2022-03-15 14:59:06,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:06,157 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:06,157 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:06,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-03-15 14:59:06,157 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:06,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:06,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1139454966, now seen corresponding path program 43 times [2022-03-15 14:59:06,157 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:06,157 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972113745] [2022-03-15 14:59:06,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:06,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:06,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:06,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:06,544 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:06,544 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972113745] [2022-03-15 14:59:06,544 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972113745] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:06,544 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:06,544 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:06,544 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472306004] [2022-03-15 14:59:06,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:06,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:06,544 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:06,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:06,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:06,545 INFO L87 Difference]: Start difference. First operand 6966 states and 19274 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:08,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:08,249 INFO L93 Difference]: Finished difference Result 9247 states and 25004 transitions. [2022-03-15 14:59:08,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:59:08,250 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:08,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:08,264 INFO L225 Difference]: With dead ends: 9247 [2022-03-15 14:59:08,264 INFO L226 Difference]: Without dead ends: 9247 [2022-03-15 14:59:08,264 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:59:08,264 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1149 mSDsluCounter, 1764 mSDsCounter, 0 mSdLazyCounter, 1589 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1149 SdHoareTripleChecker+Valid, 2070 SdHoareTripleChecker+Invalid, 1750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1589 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:08,264 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1149 Valid, 2070 Invalid, 1750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1589 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:08,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9247 states. [2022-03-15 14:59:08,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9247 to 7008. [2022-03-15 14:59:08,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7008 states, 7004 states have (on average 2.76956025128498) internal successors, (19398), 7007 states have internal predecessors, (19398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:08,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7008 states to 7008 states and 19398 transitions. [2022-03-15 14:59:08,357 INFO L78 Accepts]: Start accepts. Automaton has 7008 states and 19398 transitions. Word has length 98 [2022-03-15 14:59:08,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:08,357 INFO L470 AbstractCegarLoop]: Abstraction has 7008 states and 19398 transitions. [2022-03-15 14:59:08,357 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:08,358 INFO L276 IsEmpty]: Start isEmpty. Operand 7008 states and 19398 transitions. [2022-03-15 14:59:08,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:08,362 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:08,362 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:08,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-03-15 14:59:08,362 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:08,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:08,363 INFO L85 PathProgramCache]: Analyzing trace with hash 1300400044, now seen corresponding path program 44 times [2022-03-15 14:59:08,363 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:08,363 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523053678] [2022-03-15 14:59:08,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:08,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:08,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:08,788 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:08,789 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523053678] [2022-03-15 14:59:08,789 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523053678] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:08,789 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:08,789 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:08,789 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498792800] [2022-03-15 14:59:08,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:08,789 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:08,789 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:08,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:08,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:08,789 INFO L87 Difference]: Start difference. First operand 7008 states and 19398 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:10,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:10,399 INFO L93 Difference]: Finished difference Result 9159 states and 24769 transitions. [2022-03-15 14:59:10,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:59:10,400 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:10,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:10,413 INFO L225 Difference]: With dead ends: 9159 [2022-03-15 14:59:10,414 INFO L226 Difference]: Without dead ends: 9159 [2022-03-15 14:59:10,414 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:59:10,414 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1096 mSDsluCounter, 2158 mSDsCounter, 0 mSdLazyCounter, 1950 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:10,414 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1096 Valid, 2467 Invalid, 2081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1950 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:59:10,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9159 states. [2022-03-15 14:59:10,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9159 to 7029. [2022-03-15 14:59:10,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7029 states, 7025 states have (on average 2.7701067615658364) internal successors, (19460), 7028 states have internal predecessors, (19460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:10,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7029 states to 7029 states and 19460 transitions. [2022-03-15 14:59:10,508 INFO L78 Accepts]: Start accepts. Automaton has 7029 states and 19460 transitions. Word has length 98 [2022-03-15 14:59:10,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:10,508 INFO L470 AbstractCegarLoop]: Abstraction has 7029 states and 19460 transitions. [2022-03-15 14:59:10,508 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:10,508 INFO L276 IsEmpty]: Start isEmpty. Operand 7029 states and 19460 transitions. [2022-03-15 14:59:10,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:10,513 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:10,513 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:10,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-03-15 14:59:10,513 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:10,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:10,514 INFO L85 PathProgramCache]: Analyzing trace with hash -1941753312, now seen corresponding path program 45 times [2022-03-15 14:59:10,514 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:10,514 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300168629] [2022-03-15 14:59:10,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:10,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:10,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:11,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:11,049 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:11,050 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300168629] [2022-03-15 14:59:11,050 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300168629] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:11,050 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:11,050 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:11,050 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071751767] [2022-03-15 14:59:11,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:11,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:11,050 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:11,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:11,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:11,051 INFO L87 Difference]: Start difference. First operand 7029 states and 19460 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:12,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:12,707 INFO L93 Difference]: Finished difference Result 9028 states and 24456 transitions. [2022-03-15 14:59:12,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:12,707 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:12,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:12,720 INFO L225 Difference]: With dead ends: 9028 [2022-03-15 14:59:12,721 INFO L226 Difference]: Without dead ends: 9028 [2022-03-15 14:59:12,721 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:12,721 INFO L933 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:12,721 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1437 Valid, 1986 Invalid, 1715 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1545 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:59:12,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9028 states. [2022-03-15 14:59:12,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9028 to 6924. [2022-03-15 14:59:12,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6924 states, 6920 states have (on average 2.7673410404624277) internal successors, (19150), 6923 states have internal predecessors, (19150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:12,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6924 states to 6924 states and 19150 transitions. [2022-03-15 14:59:12,815 INFO L78 Accepts]: Start accepts. Automaton has 6924 states and 19150 transitions. Word has length 98 [2022-03-15 14:59:12,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:12,815 INFO L470 AbstractCegarLoop]: Abstraction has 6924 states and 19150 transitions. [2022-03-15 14:59:12,815 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:12,815 INFO L276 IsEmpty]: Start isEmpty. Operand 6924 states and 19150 transitions. [2022-03-15 14:59:12,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:12,820 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:12,820 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:12,820 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-03-15 14:59:12,820 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:12,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:12,821 INFO L85 PathProgramCache]: Analyzing trace with hash -1334135892, now seen corresponding path program 46 times [2022-03-15 14:59:12,821 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:12,821 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111516206] [2022-03-15 14:59:12,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:12,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:13,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:13,194 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:13,194 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111516206] [2022-03-15 14:59:13,194 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111516206] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:13,194 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:13,195 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:13,195 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476054067] [2022-03-15 14:59:13,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:13,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:13,195 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:13,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:13,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:13,195 INFO L87 Difference]: Start difference. First operand 6924 states and 19150 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:14,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:14,254 INFO L93 Difference]: Finished difference Result 7820 states and 21134 transitions. [2022-03-15 14:59:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-15 14:59:14,255 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:14,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:14,266 INFO L225 Difference]: With dead ends: 7820 [2022-03-15 14:59:14,266 INFO L226 Difference]: Without dead ends: 7820 [2022-03-15 14:59:14,266 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-15 14:59:14,266 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 1235 mSDsluCounter, 905 mSDsCounter, 0 mSdLazyCounter, 863 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 1188 SdHoareTripleChecker+Invalid, 1000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 863 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:14,266 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 1188 Invalid, 1000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 863 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 14:59:14,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7820 states. [2022-03-15 14:59:14,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7820 to 6928. [2022-03-15 14:59:14,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6928 states, 6924 states have (on average 2.767475447718082) internal successors, (19162), 6927 states have internal predecessors, (19162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:14,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6928 states to 6928 states and 19162 transitions. [2022-03-15 14:59:14,352 INFO L78 Accepts]: Start accepts. Automaton has 6928 states and 19162 transitions. Word has length 98 [2022-03-15 14:59:14,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:14,352 INFO L470 AbstractCegarLoop]: Abstraction has 6928 states and 19162 transitions. [2022-03-15 14:59:14,352 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:14,352 INFO L276 IsEmpty]: Start isEmpty. Operand 6928 states and 19162 transitions. [2022-03-15 14:59:14,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:14,358 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:14,358 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:14,358 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-03-15 14:59:14,358 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:14,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:14,359 INFO L85 PathProgramCache]: Analyzing trace with hash -579949652, now seen corresponding path program 46 times [2022-03-15 14:59:14,359 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:14,359 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699107787] [2022-03-15 14:59:14,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:14,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:14,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:14,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:14,757 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:14,757 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699107787] [2022-03-15 14:59:14,757 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699107787] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:14,758 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:14,758 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:14,758 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643599628] [2022-03-15 14:59:14,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:14,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:14,758 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:14,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:14,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:14,758 INFO L87 Difference]: Start difference. First operand 6928 states and 19162 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:15,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:15,920 INFO L93 Difference]: Finished difference Result 7919 states and 21332 transitions. [2022-03-15 14:59:15,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-15 14:59:15,920 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:15,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:15,932 INFO L225 Difference]: With dead ends: 7919 [2022-03-15 14:59:15,932 INFO L226 Difference]: Without dead ends: 7919 [2022-03-15 14:59:15,932 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-15 14:59:15,933 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 923 mSDsluCounter, 1251 mSDsCounter, 0 mSdLazyCounter, 1060 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 923 SdHoareTripleChecker+Valid, 1548 SdHoareTripleChecker+Invalid, 1175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1060 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:15,933 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [923 Valid, 1548 Invalid, 1175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1060 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 14:59:15,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7919 states. [2022-03-15 14:59:16,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7919 to 6932. [2022-03-15 14:59:16,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6932 states, 6928 states have (on average 2.767609699769053) internal successors, (19174), 6931 states have internal predecessors, (19174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:16,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6932 states to 6932 states and 19174 transitions. [2022-03-15 14:59:16,018 INFO L78 Accepts]: Start accepts. Automaton has 6932 states and 19174 transitions. Word has length 98 [2022-03-15 14:59:16,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:16,018 INFO L470 AbstractCegarLoop]: Abstraction has 6932 states and 19174 transitions. [2022-03-15 14:59:16,018 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:16,018 INFO L276 IsEmpty]: Start isEmpty. Operand 6932 states and 19174 transitions. [2022-03-15 14:59:16,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:16,023 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:16,023 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:16,023 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-03-15 14:59:16,023 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:16,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:16,024 INFO L85 PathProgramCache]: Analyzing trace with hash 1892997576, now seen corresponding path program 47 times [2022-03-15 14:59:16,024 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:16,024 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761007982] [2022-03-15 14:59:16,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:16,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:16,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:16,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:16,415 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:16,415 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761007982] [2022-03-15 14:59:16,415 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761007982] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:16,415 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:16,415 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:16,416 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042853190] [2022-03-15 14:59:16,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:16,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:16,416 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:16,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:16,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:16,417 INFO L87 Difference]: Start difference. First operand 6932 states and 19174 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:17,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:17,682 INFO L93 Difference]: Finished difference Result 8352 states and 22618 transitions. [2022-03-15 14:59:17,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 14:59:17,682 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:17,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:17,693 INFO L225 Difference]: With dead ends: 8352 [2022-03-15 14:59:17,694 INFO L226 Difference]: Without dead ends: 8352 [2022-03-15 14:59:17,694 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=289, Invalid=641, Unknown=0, NotChecked=0, Total=930 [2022-03-15 14:59:17,694 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1260 mSDsluCounter, 1653 mSDsCounter, 0 mSdLazyCounter, 1451 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:17,694 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1260 Valid, 1943 Invalid, 1582 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1451 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:59:17,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8352 states. [2022-03-15 14:59:17,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8352 to 6953. [2022-03-15 14:59:17,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6953 states, 6949 states have (on average 2.76816808173838) internal successors, (19236), 6952 states have internal predecessors, (19236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:17,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6953 states to 6953 states and 19236 transitions. [2022-03-15 14:59:17,779 INFO L78 Accepts]: Start accepts. Automaton has 6953 states and 19236 transitions. Word has length 98 [2022-03-15 14:59:17,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:17,780 INFO L470 AbstractCegarLoop]: Abstraction has 6953 states and 19236 transitions. [2022-03-15 14:59:17,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:17,780 INFO L276 IsEmpty]: Start isEmpty. Operand 6953 states and 19236 transitions. [2022-03-15 14:59:17,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:17,784 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:17,784 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:17,785 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-03-15 14:59:17,785 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:17,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:17,785 INFO L85 PathProgramCache]: Analyzing trace with hash -1137524146, now seen corresponding path program 48 times [2022-03-15 14:59:17,785 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:17,785 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855259836] [2022-03-15 14:59:17,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:17,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:17,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:18,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:18,180 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:18,180 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855259836] [2022-03-15 14:59:18,180 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855259836] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:18,180 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:18,180 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:18,180 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136139725] [2022-03-15 14:59:18,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:18,181 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:18,181 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:18,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:18,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:18,181 INFO L87 Difference]: Start difference. First operand 6953 states and 19236 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:19,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:19,645 INFO L93 Difference]: Finished difference Result 8261 states and 22378 transitions. [2022-03-15 14:59:19,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:59:19,646 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:19,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:19,659 INFO L225 Difference]: With dead ends: 8261 [2022-03-15 14:59:19,659 INFO L226 Difference]: Without dead ends: 8261 [2022-03-15 14:59:19,661 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:59:19,661 INFO L933 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:19,661 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1117 Valid, 1768 Invalid, 1491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1357 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:59:19,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8261 states. [2022-03-15 14:59:19,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8261 to 6995. [2022-03-15 14:59:19,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6995 states, 6991 states have (on average 2.7692747818623946) internal successors, (19360), 6994 states have internal predecessors, (19360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:19,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6995 states to 6995 states and 19360 transitions. [2022-03-15 14:59:19,750 INFO L78 Accepts]: Start accepts. Automaton has 6995 states and 19360 transitions. Word has length 98 [2022-03-15 14:59:19,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:19,750 INFO L470 AbstractCegarLoop]: Abstraction has 6995 states and 19360 transitions. [2022-03-15 14:59:19,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:19,750 INFO L276 IsEmpty]: Start isEmpty. Operand 6995 states and 19360 transitions. [2022-03-15 14:59:19,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:19,757 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:19,757 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:19,757 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-03-15 14:59:19,757 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:19,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:19,757 INFO L85 PathProgramCache]: Analyzing trace with hash -354764304, now seen corresponding path program 49 times [2022-03-15 14:59:19,757 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:19,757 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537709569] [2022-03-15 14:59:19,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:19,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:19,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:20,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:20,176 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:20,176 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537709569] [2022-03-15 14:59:20,176 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537709569] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:20,176 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:20,177 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:20,177 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632005271] [2022-03-15 14:59:20,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:20,177 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:20,177 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:20,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:20,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:20,177 INFO L87 Difference]: Start difference. First operand 6995 states and 19360 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:21,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:21,848 INFO L93 Difference]: Finished difference Result 8184 states and 22165 transitions. [2022-03-15 14:59:21,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:59:21,848 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 [2022-03-15 14:59:21,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:21,860 INFO L225 Difference]: With dead ends: 8184 [2022-03-15 14:59:21,860 INFO L226 Difference]: Without dead ends: 8184 [2022-03-15 14:59:21,860 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=336, Invalid=720, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:59:21,861 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1199 mSDsluCounter, 1844 mSDsCounter, 0 mSdLazyCounter, 1678 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1199 SdHoareTripleChecker+Valid, 2150 SdHoareTripleChecker+Invalid, 1811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1678 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:21,861 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1199 Valid, 2150 Invalid, 1811 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1678 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:59:21,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8184 states. [2022-03-15 14:59:21,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8184 to 7016. [2022-03-15 14:59:21,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7016 states, 7012 states have (on average 2.7698231602966343) internal successors, (19422), 7015 states have internal predecessors, (19422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:21,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7016 states to 7016 states and 19422 transitions. [2022-03-15 14:59:21,952 INFO L78 Accepts]: Start accepts. Automaton has 7016 states and 19422 transitions. Word has length 98 [2022-03-15 14:59:21,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:21,952 INFO L470 AbstractCegarLoop]: Abstraction has 7016 states and 19422 transitions. [2022-03-15 14:59:21,952 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) [2022-03-15 14:59:21,952 INFO L276 IsEmpty]: Start isEmpty. Operand 7016 states and 19422 transitions. [2022-03-15 14:59:21,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:21,957 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:21,957 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:21,957 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-03-15 14:59:21,958 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:21,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:21,958 INFO L85 PathProgramCache]: Analyzing trace with hash 254759556, now seen corresponding path program 50 times [2022-03-15 14:59:21,958 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:21,958 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541015725] [2022-03-15 14:59:21,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:21,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:21,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:22,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:22,507 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:22,507 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541015725] [2022-03-15 14:59:22,507 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541015725] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:22,507 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:22,507 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:22,507 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778219757] [2022-03-15 14:59:22,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:22,507 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:22,508 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:22,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:22,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:22,508 INFO L87 Difference]: Start difference. First operand 7016 states and 19422 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:24,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:24,341 INFO L93 Difference]: Finished difference Result 8086 states and 21918 transitions. [2022-03-15 14:59:24,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:24,341 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:24,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:24,353 INFO L225 Difference]: With dead ends: 8086 [2022-03-15 14:59:24,353 INFO L226 Difference]: Without dead ends: 8086 [2022-03-15 14:59:24,354 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:24,354 INFO L933 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 [2022-03-15 14:59:24,354 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [914 Valid, 2172 Invalid, 1772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 1668 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:24,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8086 states. [2022-03-15 14:59:24,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8086 to 6932. [2022-03-15 14:59:24,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6932 states, 6928 states have (on average 2.767609699769053) internal successors, (19174), 6931 states have internal predecessors, (19174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:24,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6932 states to 6932 states and 19174 transitions. [2022-03-15 14:59:24,438 INFO L78 Accepts]: Start accepts. Automaton has 6932 states and 19174 transitions. Word has length 98 [2022-03-15 14:59:24,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:24,438 INFO L470 AbstractCegarLoop]: Abstraction has 6932 states and 19174 transitions. [2022-03-15 14:59:24,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:24,438 INFO L276 IsEmpty]: Start isEmpty. Operand 6932 states and 19174 transitions. [2022-03-15 14:59:24,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:24,443 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:24,443 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:24,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-03-15 14:59:24,443 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:24,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:24,443 INFO L85 PathProgramCache]: Analyzing trace with hash -1642531928, now seen corresponding path program 47 times [2022-03-15 14:59:24,443 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:24,443 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195602756] [2022-03-15 14:59:24,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:24,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:24,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:24,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:24,841 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:24,841 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195602756] [2022-03-15 14:59:24,841 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195602756] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:24,841 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:24,841 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:24,841 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262486787] [2022-03-15 14:59:24,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:24,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:24,841 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:24,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:24,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:24,842 INFO L87 Difference]: Start difference. First operand 6932 states and 19174 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:26,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:26,092 INFO L93 Difference]: Finished difference Result 8517 states and 22948 transitions. [2022-03-15 14:59:26,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 14:59:26,092 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 [2022-03-15 14:59:26,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:26,105 INFO L225 Difference]: With dead ends: 8517 [2022-03-15 14:59:26,105 INFO L226 Difference]: Without dead ends: 8517 [2022-03-15 14:59:26,105 INFO L932 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 [2022-03-15 14:59:26,106 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1223 mSDsluCounter, 1162 mSDsCounter, 0 mSdLazyCounter, 1158 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1223 SdHoareTripleChecker+Valid, 1473 SdHoareTripleChecker+Invalid, 1282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:26,106 INFO L934 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] [2022-03-15 14:59:26,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8517 states. [2022-03-15 14:59:26,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8517 to 6953. [2022-03-15 14:59:26,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6953 states, 6949 states have (on average 2.76816808173838) internal successors, (19236), 6952 states have internal predecessors, (19236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:26,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6953 states to 6953 states and 19236 transitions. [2022-03-15 14:59:26,199 INFO L78 Accepts]: Start accepts. Automaton has 6953 states and 19236 transitions. Word has length 98 [2022-03-15 14:59:26,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:26,199 INFO L470 AbstractCegarLoop]: Abstraction has 6953 states and 19236 transitions. [2022-03-15 14:59:26,200 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:26,200 INFO L276 IsEmpty]: Start isEmpty. Operand 6953 states and 19236 transitions. [2022-03-15 14:59:26,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:26,204 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:26,205 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:26,205 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-03-15 14:59:26,205 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:26,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:26,205 INFO L85 PathProgramCache]: Analyzing trace with hash -1347748274, now seen corresponding path program 48 times [2022-03-15 14:59:26,205 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:26,205 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787708915] [2022-03-15 14:59:26,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:26,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:26,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:26,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:26,594 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:26,594 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787708915] [2022-03-15 14:59:26,594 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787708915] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:26,594 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:26,594 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:26,594 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548178249] [2022-03-15 14:59:26,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:26,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:26,594 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:26,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:26,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:26,595 INFO L87 Difference]: Start difference. First operand 6953 states and 19236 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:28,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:28,345 INFO L93 Difference]: Finished difference Result 8404 states and 22664 transitions. [2022-03-15 14:59:28,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:59:28,345 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:28,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:28,357 INFO L225 Difference]: With dead ends: 8404 [2022-03-15 14:59:28,357 INFO L226 Difference]: Without dead ends: 8404 [2022-03-15 14:59:28,357 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:59:28,357 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1062 mSDsluCounter, 1912 mSDsCounter, 0 mSdLazyCounter, 1671 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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 [2022-03-15 14:59:28,357 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1062 Valid, 2228 Invalid, 1794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1671 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:28,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8404 states. [2022-03-15 14:59:28,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8404 to 6995. [2022-03-15 14:59:28,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6995 states, 6991 states have (on average 2.7692747818623946) internal successors, (19360), 6994 states have internal predecessors, (19360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:28,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6995 states to 6995 states and 19360 transitions. [2022-03-15 14:59:28,444 INFO L78 Accepts]: Start accepts. Automaton has 6995 states and 19360 transitions. Word has length 98 [2022-03-15 14:59:28,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:28,444 INFO L470 AbstractCegarLoop]: Abstraction has 6995 states and 19360 transitions. [2022-03-15 14:59:28,444 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:28,444 INFO L276 IsEmpty]: Start isEmpty. Operand 6995 states and 19360 transitions. [2022-03-15 14:59:28,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:28,449 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:28,450 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:28,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-03-15 14:59:28,451 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:28,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:28,463 INFO L85 PathProgramCache]: Analyzing trace with hash 1092106736, now seen corresponding path program 49 times [2022-03-15 14:59:28,463 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:28,463 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090859352] [2022-03-15 14:59:28,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:28,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:28,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:28,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:28,865 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:28,865 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090859352] [2022-03-15 14:59:28,865 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090859352] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:28,865 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:28,865 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:28,865 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142373852] [2022-03-15 14:59:28,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:28,865 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:28,865 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:28,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:28,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:28,866 INFO L87 Difference]: Start difference. First operand 6995 states and 19360 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:30,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:30,619 INFO L93 Difference]: Finished difference Result 8316 states and 22429 transitions. [2022-03-15 14:59:30,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:59:30,620 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:30,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:30,631 INFO L225 Difference]: With dead ends: 8316 [2022-03-15 14:59:30,631 INFO L226 Difference]: Without dead ends: 8316 [2022-03-15 14:59:30,632 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:59:30,632 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1252 mSDsluCounter, 1899 mSDsCounter, 0 mSdLazyCounter, 1686 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:30,632 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1252 Valid, 2224 Invalid, 1843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1686 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:30,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8316 states. [2022-03-15 14:59:30,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8316 to 7016. [2022-03-15 14:59:30,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7016 states, 7012 states have (on average 2.7698231602966343) internal successors, (19422), 7015 states have internal predecessors, (19422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:30,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7016 states to 7016 states and 19422 transitions. [2022-03-15 14:59:30,719 INFO L78 Accepts]: Start accepts. Automaton has 7016 states and 19422 transitions. Word has length 98 [2022-03-15 14:59:30,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:30,720 INFO L470 AbstractCegarLoop]: Abstraction has 7016 states and 19422 transitions. [2022-03-15 14:59:30,720 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:30,720 INFO L276 IsEmpty]: Start isEmpty. Operand 7016 states and 19422 transitions. [2022-03-15 14:59:30,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:30,725 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:30,725 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:30,726 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-03-15 14:59:30,726 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:30,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:30,726 INFO L85 PathProgramCache]: Analyzing trace with hash 2144920676, now seen corresponding path program 50 times [2022-03-15 14:59:30,726 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:30,726 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105910177] [2022-03-15 14:59:30,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:30,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:30,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:31,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:31,284 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:31,284 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105910177] [2022-03-15 14:59:31,284 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105910177] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:31,284 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:31,284 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:31,284 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104527656] [2022-03-15 14:59:31,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:31,284 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:31,284 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:31,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:31,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:31,285 INFO L87 Difference]: Start difference. First operand 7016 states and 19422 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:33,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:33,153 INFO L93 Difference]: Finished difference Result 8185 states and 22116 transitions. [2022-03-15 14:59:33,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:33,154 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:33,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:33,165 INFO L225 Difference]: With dead ends: 8185 [2022-03-15 14:59:33,165 INFO L226 Difference]: Without dead ends: 8185 [2022-03-15 14:59:33,166 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:33,166 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1253 mSDsluCounter, 1786 mSDsCounter, 0 mSdLazyCounter, 1651 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1253 SdHoareTripleChecker+Valid, 2120 SdHoareTripleChecker+Invalid, 1810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1651 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:33,166 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1253 Valid, 2120 Invalid, 1810 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1651 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:33,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8185 states. [2022-03-15 14:59:33,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8185 to 6932. [2022-03-15 14:59:33,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6932 states, 6928 states have (on average 2.767609699769053) internal successors, (19174), 6931 states have internal predecessors, (19174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:33,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6932 states to 6932 states and 19174 transitions. [2022-03-15 14:59:33,253 INFO L78 Accepts]: Start accepts. Automaton has 6932 states and 19174 transitions. Word has length 98 [2022-03-15 14:59:33,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:33,253 INFO L470 AbstractCegarLoop]: Abstraction has 6932 states and 19174 transitions. [2022-03-15 14:59:33,253 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:33,253 INFO L276 IsEmpty]: Start isEmpty. Operand 6932 states and 19174 transitions. [2022-03-15 14:59:33,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:33,258 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:33,258 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:33,258 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-03-15 14:59:33,258 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:33,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:33,259 INFO L85 PathProgramCache]: Analyzing trace with hash -1278476066, now seen corresponding path program 51 times [2022-03-15 14:59:33,259 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:33,259 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158466313] [2022-03-15 14:59:33,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:33,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:33,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:33,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:33,627 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:33,627 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158466313] [2022-03-15 14:59:33,628 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158466313] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:33,628 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:33,628 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:33,628 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983101595] [2022-03-15 14:59:33,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:33,628 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:33,628 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:33,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:33,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:33,628 INFO L87 Difference]: Start difference. First operand 6932 states and 19174 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:34,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:34,977 INFO L93 Difference]: Finished difference Result 8968 states and 24380 transitions. [2022-03-15 14:59:34,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:59:34,977 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:34,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:34,992 INFO L225 Difference]: With dead ends: 8968 [2022-03-15 14:59:34,992 INFO L226 Difference]: Without dead ends: 8968 [2022-03-15 14:59:34,992 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:59:34,993 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 1058 mSDsluCounter, 1643 mSDsCounter, 0 mSdLazyCounter, 1496 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1058 SdHoareTripleChecker+Valid, 1928 SdHoareTripleChecker+Invalid, 1610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:34,993 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1058 Valid, 1928 Invalid, 1610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1496 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:59:35,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8968 states. [2022-03-15 14:59:35,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8968 to 7020. [2022-03-15 14:59:35,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7020 states, 7016 states have (on average 2.7699543899657924) internal successors, (19434), 7019 states have internal predecessors, (19434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:35,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7020 states to 7020 states and 19434 transitions. [2022-03-15 14:59:35,148 INFO L78 Accepts]: Start accepts. Automaton has 7020 states and 19434 transitions. Word has length 98 [2022-03-15 14:59:35,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:35,149 INFO L470 AbstractCegarLoop]: Abstraction has 7020 states and 19434 transitions. [2022-03-15 14:59:35,149 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:35,149 INFO L276 IsEmpty]: Start isEmpty. Operand 7020 states and 19434 transitions. [2022-03-15 14:59:35,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:35,154 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:35,154 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:35,154 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-03-15 14:59:35,154 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:35,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:35,156 INFO L85 PathProgramCache]: Analyzing trace with hash -421980120, now seen corresponding path program 52 times [2022-03-15 14:59:35,156 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:35,156 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360944184] [2022-03-15 14:59:35,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:35,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:35,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:35,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:35,486 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:35,486 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360944184] [2022-03-15 14:59:35,486 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360944184] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:35,486 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:35,487 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:35,487 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819236855] [2022-03-15 14:59:35,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:35,487 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:35,487 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:35,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:35,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:35,487 INFO L87 Difference]: Start difference. First operand 7020 states and 19434 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:37,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:37,154 INFO L93 Difference]: Finished difference Result 9269 states and 25225 transitions. [2022-03-15 14:59:37,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:59:37,155 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:37,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:37,169 INFO L225 Difference]: With dead ends: 9269 [2022-03-15 14:59:37,169 INFO L226 Difference]: Without dead ends: 9269 [2022-03-15 14:59:37,169 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:59:37,169 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 1241 mSDsluCounter, 1752 mSDsCounter, 0 mSdLazyCounter, 1653 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1241 SdHoareTripleChecker+Valid, 2044 SdHoareTripleChecker+Invalid, 1771 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:37,169 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1241 Valid, 2044 Invalid, 1771 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1653 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:37,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9269 states. [2022-03-15 14:59:37,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9269 to 7041. [2022-03-15 14:59:37,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7041 states, 7037 states have (on average 2.770498792098906) internal successors, (19496), 7040 states have internal predecessors, (19496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:37,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7041 states to 7041 states and 19496 transitions. [2022-03-15 14:59:37,277 INFO L78 Accepts]: Start accepts. Automaton has 7041 states and 19496 transitions. Word has length 98 [2022-03-15 14:59:37,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:37,277 INFO L470 AbstractCegarLoop]: Abstraction has 7041 states and 19496 transitions. [2022-03-15 14:59:37,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:37,277 INFO L276 IsEmpty]: Start isEmpty. Operand 7041 states and 19496 transitions. [2022-03-15 14:59:37,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:37,282 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:37,282 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:37,282 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-03-15 14:59:37,283 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:37,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:37,283 INFO L85 PathProgramCache]: Analyzing trace with hash 187543740, now seen corresponding path program 53 times [2022-03-15 14:59:37,283 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:37,283 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729188289] [2022-03-15 14:59:37,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:37,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:37,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:37,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:37,755 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:37,755 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729188289] [2022-03-15 14:59:37,755 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729188289] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:37,755 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:37,755 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:37,755 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702756928] [2022-03-15 14:59:37,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:37,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:37,756 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:37,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:37,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:37,756 INFO L87 Difference]: Start difference. First operand 7041 states and 19496 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:39,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:39,490 INFO L93 Difference]: Finished difference Result 9171 states and 24978 transitions. [2022-03-15 14:59:39,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:39,491 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:39,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:39,504 INFO L225 Difference]: With dead ends: 9171 [2022-03-15 14:59:39,504 INFO L226 Difference]: Without dead ends: 9171 [2022-03-15 14:59:39,504 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:39,505 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 919 mSDsluCounter, 2106 mSDsCounter, 0 mSdLazyCounter, 1933 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:39,505 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [919 Valid, 2403 Invalid, 2049 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1933 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:39,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9171 states. [2022-03-15 14:59:39,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9171 to 6978. [2022-03-15 14:59:39,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6978 states, 6974 states have (on average 2.768855749928305) internal successors, (19310), 6977 states have internal predecessors, (19310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:39,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6978 states to 6978 states and 19310 transitions. [2022-03-15 14:59:39,597 INFO L78 Accepts]: Start accepts. Automaton has 6978 states and 19310 transitions. Word has length 98 [2022-03-15 14:59:39,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:39,597 INFO L470 AbstractCegarLoop]: Abstraction has 6978 states and 19310 transitions. [2022-03-15 14:59:39,598 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:39,598 INFO L276 IsEmpty]: Start isEmpty. Operand 6978 states and 19310 transitions. [2022-03-15 14:59:39,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:39,602 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:39,602 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:39,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-03-15 14:59:39,603 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:39,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:39,603 INFO L85 PathProgramCache]: Analyzing trace with hash 1738391270, now seen corresponding path program 54 times [2022-03-15 14:59:39,603 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:39,603 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531910250] [2022-03-15 14:59:39,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:39,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:39,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:39,972 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:39,972 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531910250] [2022-03-15 14:59:39,973 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531910250] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:39,973 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:39,973 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:39,973 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900814409] [2022-03-15 14:59:39,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:39,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:39,973 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:39,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:39,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:39,973 INFO L87 Difference]: Start difference. First operand 6978 states and 19310 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:41,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:41,468 INFO L93 Difference]: Finished difference Result 9101 states and 24787 transitions. [2022-03-15 14:59:41,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:59:41,468 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:41,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:41,482 INFO L225 Difference]: With dead ends: 9101 [2022-03-15 14:59:41,482 INFO L226 Difference]: Without dead ends: 9101 [2022-03-15 14:59:41,482 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:59:41,482 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1087 mSDsluCounter, 1503 mSDsCounter, 0 mSdLazyCounter, 1436 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1087 SdHoareTripleChecker+Valid, 1801 SdHoareTripleChecker+Invalid, 1557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:41,482 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1087 Valid, 1801 Invalid, 1557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1436 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:59:41,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9101 states. [2022-03-15 14:59:41,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9101 to 7020. [2022-03-15 14:59:41,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7020 states, 7016 states have (on average 2.7699543899657924) internal successors, (19434), 7019 states have internal predecessors, (19434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:41,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7020 states to 7020 states and 19434 transitions. [2022-03-15 14:59:41,580 INFO L78 Accepts]: Start accepts. Automaton has 7020 states and 19434 transitions. Word has length 98 [2022-03-15 14:59:41,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:41,580 INFO L470 AbstractCegarLoop]: Abstraction has 7020 states and 19434 transitions. [2022-03-15 14:59:41,580 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) [2022-03-15 14:59:41,580 INFO L276 IsEmpty]: Start isEmpty. Operand 7020 states and 19434 transitions. [2022-03-15 14:59:41,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:41,585 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:41,585 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:41,585 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-03-15 14:59:41,585 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:41,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:41,585 INFO L85 PathProgramCache]: Analyzing trace with hash -1947052166, now seen corresponding path program 55 times [2022-03-15 14:59:41,585 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:41,585 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214750496] [2022-03-15 14:59:41,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:41,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:41,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:42,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:42,013 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:42,013 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214750496] [2022-03-15 14:59:42,013 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214750496] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:42,013 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:42,013 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:42,013 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952210313] [2022-03-15 14:59:42,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:42,013 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:42,013 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:42,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:42,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:42,014 INFO L87 Difference]: Start difference. First operand 7020 states and 19434 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:43,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:43,754 INFO L93 Difference]: Finished difference Result 9283 states and 25323 transitions. [2022-03-15 14:59:43,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:43,754 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:43,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:43,770 INFO L225 Difference]: With dead ends: 9283 [2022-03-15 14:59:43,770 INFO L226 Difference]: Without dead ends: 9283 [2022-03-15 14:59:43,770 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:43,771 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 1084 mSDsluCounter, 1732 mSDsCounter, 0 mSdLazyCounter, 1640 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1084 SdHoareTripleChecker+Valid, 2035 SdHoareTripleChecker+Invalid, 1759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 1640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:43,771 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1084 Valid, 2035 Invalid, 1759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 1640 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:43,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9283 states. [2022-03-15 14:59:43,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9283 to 6999. [2022-03-15 14:59:43,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6999 states, 6995 states have (on average 2.769406719085061) internal successors, (19372), 6998 states have internal predecessors, (19372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:43,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6999 states to 6999 states and 19372 transitions. [2022-03-15 14:59:43,867 INFO L78 Accepts]: Start accepts. Automaton has 6999 states and 19372 transitions. Word has length 98 [2022-03-15 14:59:43,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:43,868 INFO L470 AbstractCegarLoop]: Abstraction has 6999 states and 19372 transitions. [2022-03-15 14:59:43,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:43,868 INFO L276 IsEmpty]: Start isEmpty. Operand 6999 states and 19372 transitions. [2022-03-15 14:59:43,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:43,873 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:43,873 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:43,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-03-15 14:59:43,873 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:43,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:43,873 INFO L85 PathProgramCache]: Analyzing trace with hash 1475363742, now seen corresponding path program 56 times [2022-03-15 14:59:43,873 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:43,873 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133022585] [2022-03-15 14:59:43,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:43,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:44,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:44,426 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:44,427 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133022585] [2022-03-15 14:59:44,427 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133022585] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:44,427 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:44,427 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:44,427 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225145282] [2022-03-15 14:59:44,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:44,427 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:44,427 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:44,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:44,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:44,428 INFO L87 Difference]: Start difference. First operand 6999 states and 19372 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:46,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:46,304 INFO L93 Difference]: Finished difference Result 9150 states and 24970 transitions. [2022-03-15 14:59:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:46,304 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 [2022-03-15 14:59:46,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:46,317 INFO L225 Difference]: With dead ends: 9150 [2022-03-15 14:59:46,318 INFO L226 Difference]: Without dead ends: 9150 [2022-03-15 14:59:46,318 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:46,318 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1033 mSDsluCounter, 1959 mSDsCounter, 0 mSdLazyCounter, 1862 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:46,318 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1033 Valid, 2259 Invalid, 1984 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1862 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:46,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9150 states. [2022-03-15 14:59:46,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9150 to 6936. [2022-03-15 14:59:46,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6936 states, 6932 states have (on average 2.767743796884016) internal successors, (19186), 6935 states have internal predecessors, (19186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:46,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6936 states to 6936 states and 19186 transitions. [2022-03-15 14:59:46,409 INFO L78 Accepts]: Start accepts. Automaton has 6936 states and 19186 transitions. Word has length 98 [2022-03-15 14:59:46,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:46,409 INFO L470 AbstractCegarLoop]: Abstraction has 6936 states and 19186 transitions. [2022-03-15 14:59:46,409 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:46,409 INFO L276 IsEmpty]: Start isEmpty. Operand 6936 states and 19186 transitions. [2022-03-15 14:59:46,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:46,413 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:46,414 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:46,414 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-03-15 14:59:46,414 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:46,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:46,414 INFO L85 PathProgramCache]: Analyzing trace with hash 1597660702, now seen corresponding path program 57 times [2022-03-15 14:59:46,414 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:46,414 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955289641] [2022-03-15 14:59:46,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:46,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:46,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:46,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:46,856 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:46,856 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955289641] [2022-03-15 14:59:46,856 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955289641] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:46,856 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:46,856 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:46,856 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116042137] [2022-03-15 14:59:46,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:46,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:46,856 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:46,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:46,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:46,857 INFO L87 Difference]: Start difference. First operand 6936 states and 19186 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:47,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:47,930 INFO L93 Difference]: Finished difference Result 8702 states and 23652 transitions. [2022-03-15 14:59:47,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 14:59:47,930 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:47,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:47,943 INFO L225 Difference]: With dead ends: 8702 [2022-03-15 14:59:47,943 INFO L226 Difference]: Without dead ends: 8702 [2022-03-15 14:59:47,943 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=285, Invalid=645, Unknown=0, NotChecked=0, Total=930 [2022-03-15 14:59:47,943 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 917 mSDsluCounter, 1202 mSDsCounter, 0 mSdLazyCounter, 1135 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:47,943 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [917 Valid, 1487 Invalid, 1244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1135 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 14:59:47,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8702 states. [2022-03-15 14:59:48,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8702 to 6919. [2022-03-15 14:59:48,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6919 states, 6915 states have (on average 2.767317425885756) internal successors, (19136), 6918 states have internal predecessors, (19136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:48,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6919 states to 6919 states and 19136 transitions. [2022-03-15 14:59:48,035 INFO L78 Accepts]: Start accepts. Automaton has 6919 states and 19136 transitions. Word has length 98 [2022-03-15 14:59:48,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:48,035 INFO L470 AbstractCegarLoop]: Abstraction has 6919 states and 19136 transitions. [2022-03-15 14:59:48,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:48,036 INFO L276 IsEmpty]: Start isEmpty. Operand 6919 states and 19136 transitions. [2022-03-15 14:59:48,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:48,040 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:48,040 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:48,040 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-03-15 14:59:48,041 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:48,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:48,041 INFO L85 PathProgramCache]: Analyzing trace with hash -1432861020, now seen corresponding path program 58 times [2022-03-15 14:59:48,041 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:48,041 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317537845] [2022-03-15 14:59:48,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:48,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:48,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:48,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:48,364 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:48,364 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317537845] [2022-03-15 14:59:48,364 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317537845] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:48,364 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:48,364 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:48,364 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983911862] [2022-03-15 14:59:48,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:48,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:48,365 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:48,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:48,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:48,365 INFO L87 Difference]: Start difference. First operand 6919 states and 19136 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:49,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:49,835 INFO L93 Difference]: Finished difference Result 9122 states and 24834 transitions. [2022-03-15 14:59:49,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:59:49,835 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:49,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:49,850 INFO L225 Difference]: With dead ends: 9122 [2022-03-15 14:59:49,850 INFO L226 Difference]: Without dead ends: 9122 [2022-03-15 14:59:49,850 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:59:49,850 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1084 mSDsluCounter, 2260 mSDsCounter, 0 mSdLazyCounter, 2020 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:49,850 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1084 Valid, 2545 Invalid, 2125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 2020 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:59:49,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9122 states. [2022-03-15 14:59:49,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9122 to 6961. [2022-03-15 14:59:49,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6961 states, 6957 states have (on average 2.7684346701164295) internal successors, (19260), 6960 states have internal predecessors, (19260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:49,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6961 states to 6961 states and 19260 transitions. [2022-03-15 14:59:49,952 INFO L78 Accepts]: Start accepts. Automaton has 6961 states and 19260 transitions. Word has length 98 [2022-03-15 14:59:49,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:49,952 INFO L470 AbstractCegarLoop]: Abstraction has 6961 states and 19260 transitions. [2022-03-15 14:59:49,952 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) [2022-03-15 14:59:49,952 INFO L276 IsEmpty]: Start isEmpty. Operand 6961 states and 19260 transitions. [2022-03-15 14:59:49,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:49,957 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:49,957 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:49,957 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-03-15 14:59:49,957 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:49,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:49,957 INFO L85 PathProgramCache]: Analyzing trace with hash -650101178, now seen corresponding path program 59 times [2022-03-15 14:59:49,958 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:49,958 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906421148] [2022-03-15 14:59:49,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:49,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:49,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:50,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:50,377 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:50,377 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906421148] [2022-03-15 14:59:50,377 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906421148] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:50,377 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:50,377 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:50,377 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864775442] [2022-03-15 14:59:50,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:50,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:50,377 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:50,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:50,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:50,378 INFO L87 Difference]: Start difference. First operand 6961 states and 19260 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:52,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:52,165 INFO L93 Difference]: Finished difference Result 9045 states and 24621 transitions. [2022-03-15 14:59:52,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:59:52,165 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:52,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:52,178 INFO L225 Difference]: With dead ends: 9045 [2022-03-15 14:59:52,178 INFO L226 Difference]: Without dead ends: 9045 [2022-03-15 14:59:52,178 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:59:52,179 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1056 mSDsluCounter, 2133 mSDsCounter, 0 mSdLazyCounter, 1917 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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 [2022-03-15 14:59:52,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1056 Valid, 2429 Invalid, 2026 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1917 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:52,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9045 states. [2022-03-15 14:59:52,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9045 to 6982. [2022-03-15 14:59:52,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6982 states, 6978 states have (on average 2.768988248781886) internal successors, (19322), 6981 states have internal predecessors, (19322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:52,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6982 states to 6982 states and 19322 transitions. [2022-03-15 14:59:52,269 INFO L78 Accepts]: Start accepts. Automaton has 6982 states and 19322 transitions. Word has length 98 [2022-03-15 14:59:52,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:52,269 INFO L470 AbstractCegarLoop]: Abstraction has 6982 states and 19322 transitions. [2022-03-15 14:59:52,269 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:52,269 INFO L276 IsEmpty]: Start isEmpty. Operand 6982 states and 19322 transitions. [2022-03-15 14:59:52,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:52,274 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:52,274 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:52,274 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-03-15 14:59:52,274 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:52,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:52,274 INFO L85 PathProgramCache]: Analyzing trace with hash -40577318, now seen corresponding path program 60 times [2022-03-15 14:59:52,275 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:52,275 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996604390] [2022-03-15 14:59:52,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:52,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:52,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:52,759 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:52,759 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996604390] [2022-03-15 14:59:52,759 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996604390] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:52,759 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:52,759 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:52,759 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610061836] [2022-03-15 14:59:52,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:52,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:52,760 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:52,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:52,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:52,760 INFO L87 Difference]: Start difference. First operand 6982 states and 19322 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:54,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:54,418 INFO L93 Difference]: Finished difference Result 8947 states and 24374 transitions. [2022-03-15 14:59:54,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:54,419 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:54,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:54,431 INFO L225 Difference]: With dead ends: 8947 [2022-03-15 14:59:54,431 INFO L226 Difference]: Without dead ends: 8947 [2022-03-15 14:59:54,432 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:54,432 INFO L933 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:54,432 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1140 Valid, 2020 Invalid, 1764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1646 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:59:54,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8947 states. [2022-03-15 14:59:54,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8947 to 6877. [2022-03-15 14:59:54,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6877 states, 6873 states have (on average 2.76618652698967) internal successors, (19012), 6876 states have internal predecessors, (19012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:54,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6877 states to 6877 states and 19012 transitions. [2022-03-15 14:59:54,525 INFO L78 Accepts]: Start accepts. Automaton has 6877 states and 19012 transitions. Word has length 98 [2022-03-15 14:59:54,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:54,525 INFO L470 AbstractCegarLoop]: Abstraction has 6877 states and 19012 transitions. [2022-03-15 14:59:54,525 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:54,525 INFO L276 IsEmpty]: Start isEmpty. Operand 6877 states and 19012 transitions. [2022-03-15 14:59:54,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:54,529 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:54,530 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:54,530 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-03-15 14:59:54,530 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:54,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:54,530 INFO L85 PathProgramCache]: Analyzing trace with hash -1920077178, now seen corresponding path program 61 times [2022-03-15 14:59:54,530 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:54,530 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507172866] [2022-03-15 14:59:54,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:54,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:54,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:54,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:54,872 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:54,872 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507172866] [2022-03-15 14:59:54,872 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507172866] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:54,873 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:54,873 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:54,873 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810388049] [2022-03-15 14:59:54,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:54,873 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:54,873 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:54,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:54,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:54,873 INFO L87 Difference]: Start difference. First operand 6877 states and 19012 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:56,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:56,310 INFO L93 Difference]: Finished difference Result 8191 states and 22172 transitions. [2022-03-15 14:59:56,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:59:56,310 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:56,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:56,321 INFO L225 Difference]: With dead ends: 8191 [2022-03-15 14:59:56,322 INFO L226 Difference]: Without dead ends: 8191 [2022-03-15 14:59:56,322 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:59:56,322 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 941 mSDsluCounter, 1744 mSDsCounter, 0 mSdLazyCounter, 1604 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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 [2022-03-15 14:59:56,322 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [941 Valid, 2026 Invalid, 1714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1604 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:59:56,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8191 states. [2022-03-15 14:59:56,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8191 to 6851. [2022-03-15 14:59:56,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6851 states, 6847 states have (on average 2.765590769680152) internal successors, (18936), 6850 states have internal predecessors, (18936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:56,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6851 states to 6851 states and 18936 transitions. [2022-03-15 14:59:56,412 INFO L78 Accepts]: Start accepts. Automaton has 6851 states and 18936 transitions. Word has length 98 [2022-03-15 14:59:56,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:56,412 INFO L470 AbstractCegarLoop]: Abstraction has 6851 states and 18936 transitions. [2022-03-15 14:59:56,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:56,412 INFO L276 IsEmpty]: Start isEmpty. Operand 6851 states and 18936 transitions. [2022-03-15 14:59:56,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:56,417 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:56,417 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:56,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-03-15 14:59:56,417 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:56,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:56,418 INFO L85 PathProgramCache]: Analyzing trace with hash -1063581232, now seen corresponding path program 62 times [2022-03-15 14:59:56,418 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:56,418 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986053847] [2022-03-15 14:59:56,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:56,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:56,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:56,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:56,786 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:56,786 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986053847] [2022-03-15 14:59:56,786 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986053847] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:56,786 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:56,786 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:56,787 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896753926] [2022-03-15 14:59:56,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:56,787 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:56,787 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:56,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:56,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:56,787 INFO L87 Difference]: Start difference. First operand 6851 states and 18936 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:58,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:58,354 INFO L93 Difference]: Finished difference Result 8492 states and 23017 transitions. [2022-03-15 14:59:58,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:59:58,354 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:58,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:58,367 INFO L225 Difference]: With dead ends: 8492 [2022-03-15 14:59:58,367 INFO L226 Difference]: Without dead ends: 8492 [2022-03-15 14:59:58,367 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:59:58,367 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 972 mSDsluCounter, 1777 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 972 SdHoareTripleChecker+Valid, 2068 SdHoareTripleChecker+Invalid, 1778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:58,367 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [972 Valid, 2068 Invalid, 1778 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1663 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:59:58,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8492 states. [2022-03-15 14:59:58,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8492 to 6872. [2022-03-15 14:59:58,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6872 states, 6868 states have (on average 2.766161910308678) internal successors, (18998), 6871 states have internal predecessors, (18998), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:58,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6872 states to 6872 states and 18998 transitions. [2022-03-15 14:59:58,455 INFO L78 Accepts]: Start accepts. Automaton has 6872 states and 18998 transitions. Word has length 98 [2022-03-15 14:59:58,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:58,455 INFO L470 AbstractCegarLoop]: Abstraction has 6872 states and 18998 transitions. [2022-03-15 14:59:58,455 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:58,455 INFO L276 IsEmpty]: Start isEmpty. Operand 6872 states and 18998 transitions. [2022-03-15 14:59:58,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:58,460 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:58,460 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:58,460 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-03-15 14:59:58,460 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:58,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:58,461 INFO L85 PathProgramCache]: Analyzing trace with hash -454057372, now seen corresponding path program 63 times [2022-03-15 14:59:58,461 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:58,461 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081585264] [2022-03-15 14:59:58,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:58,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:58,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:58,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:58,933 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:58,933 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081585264] [2022-03-15 14:59:58,933 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081585264] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:58,933 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:58,933 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:58,933 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318855291] [2022-03-15 14:59:58,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:58,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:58,934 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:58,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:58,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:58,934 INFO L87 Difference]: Start difference. First operand 6872 states and 18998 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:00,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:00,774 INFO L93 Difference]: Finished difference Result 8394 states and 22770 transitions. [2022-03-15 15:00:00,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:00,774 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:00,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:00,788 INFO L225 Difference]: With dead ends: 8394 [2022-03-15 15:00:00,788 INFO L226 Difference]: Without dead ends: 8394 [2022-03-15 15:00:00,789 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:00,789 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 913 mSDsluCounter, 2101 mSDsCounter, 0 mSdLazyCounter, 1904 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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 [2022-03-15 15:00:00,789 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [913 Valid, 2397 Invalid, 2016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1904 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:00:00,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8394 states. [2022-03-15 15:00:00,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8394 to 6809. [2022-03-15 15:00:00,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6809 states, 6805 states have (on average 2.764437913299045) internal successors, (18812), 6808 states have internal predecessors, (18812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:00,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6809 states to 6809 states and 18812 transitions. [2022-03-15 15:00:00,903 INFO L78 Accepts]: Start accepts. Automaton has 6809 states and 18812 transitions. Word has length 98 [2022-03-15 15:00:00,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:00,903 INFO L470 AbstractCegarLoop]: Abstraction has 6809 states and 18812 transitions. [2022-03-15 15:00:00,904 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:00,904 INFO L276 IsEmpty]: Start isEmpty. Operand 6809 states and 18812 transitions. [2022-03-15 15:00:00,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:00,909 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:00,909 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:00,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-03-15 15:00:00,909 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:00,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:00,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1096790158, now seen corresponding path program 64 times [2022-03-15 15:00:00,910 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:00,910 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870082004] [2022-03-15 15:00:00,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:00,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:00,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:01,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:01,251 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:01,251 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870082004] [2022-03-15 15:00:01,251 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870082004] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:01,251 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:01,252 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:01,252 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104854694] [2022-03-15 15:00:01,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:01,252 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:01,252 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:01,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:01,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:01,252 INFO L87 Difference]: Start difference. First operand 6809 states and 18812 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:02,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:02,545 INFO L93 Difference]: Finished difference Result 8632 states and 23431 transitions. [2022-03-15 15:00:02,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:00:02,545 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:02,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:02,558 INFO L225 Difference]: With dead ends: 8632 [2022-03-15 15:00:02,558 INFO L226 Difference]: Without dead ends: 8632 [2022-03-15 15:00:02,558 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:00:02,558 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1163 mSDsluCounter, 1499 mSDsCounter, 0 mSdLazyCounter, 1450 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1163 SdHoareTripleChecker+Valid, 1792 SdHoareTripleChecker+Invalid, 1564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:02,558 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1163 Valid, 1792 Invalid, 1564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1450 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:00:02,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8632 states. [2022-03-15 15:00:02,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8632 to 6851. [2022-03-15 15:00:02,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6851 states, 6847 states have (on average 2.765590769680152) internal successors, (18936), 6850 states have internal predecessors, (18936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:02,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6851 states to 6851 states and 18936 transitions. [2022-03-15 15:00:02,649 INFO L78 Accepts]: Start accepts. Automaton has 6851 states and 18936 transitions. Word has length 98 [2022-03-15 15:00:02,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:02,649 INFO L470 AbstractCegarLoop]: Abstraction has 6851 states and 18936 transitions. [2022-03-15 15:00:02,650 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:02,650 INFO L276 IsEmpty]: Start isEmpty. Operand 6851 states and 18936 transitions. [2022-03-15 15:00:02,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:02,654 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:02,654 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:02,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-03-15 15:00:02,655 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:02,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:02,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1706314018, now seen corresponding path program 65 times [2022-03-15 15:00:02,655 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:02,655 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326116085] [2022-03-15 15:00:02,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:02,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:02,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:03,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:03,112 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:03,112 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326116085] [2022-03-15 15:00:03,112 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326116085] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:03,112 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:03,112 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:03,113 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337810731] [2022-03-15 15:00:03,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:03,113 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:03,113 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:03,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:03,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:03,113 INFO L87 Difference]: Start difference. First operand 6851 states and 18936 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:05,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:05,143 INFO L93 Difference]: Finished difference Result 8814 states and 23967 transitions. [2022-03-15 15:00:05,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:05,143 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:05,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:05,156 INFO L225 Difference]: With dead ends: 8814 [2022-03-15 15:00:05,156 INFO L226 Difference]: Without dead ends: 8814 [2022-03-15 15:00:05,156 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:05,156 INFO L933 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 [2022-03-15 15:00:05,157 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1339 Valid, 2484 Invalid, 2199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 2075 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:00:05,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8814 states. [2022-03-15 15:00:05,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8814 to 6830. [2022-03-15 15:00:05,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6830 states, 6826 states have (on average 2.765016114854966) internal successors, (18874), 6829 states have internal predecessors, (18874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:05,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6830 states to 6830 states and 18874 transitions. [2022-03-15 15:00:05,253 INFO L78 Accepts]: Start accepts. Automaton has 6830 states and 18874 transitions. Word has length 98 [2022-03-15 15:00:05,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:05,253 INFO L470 AbstractCegarLoop]: Abstraction has 6830 states and 18874 transitions. [2022-03-15 15:00:05,253 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:05,253 INFO L276 IsEmpty]: Start isEmpty. Operand 6830 states and 18874 transitions. [2022-03-15 15:00:05,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:05,258 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:05,258 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:05,258 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-03-15 15:00:05,258 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:05,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:05,259 INFO L85 PathProgramCache]: Analyzing trace with hash 833762630, now seen corresponding path program 66 times [2022-03-15 15:00:05,259 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:05,259 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545712826] [2022-03-15 15:00:05,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:05,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:05,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:05,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:05,666 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:05,666 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545712826] [2022-03-15 15:00:05,666 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545712826] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:05,666 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:05,666 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:05,666 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446368668] [2022-03-15 15:00:05,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:05,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:05,666 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:05,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:05,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:05,666 INFO L87 Difference]: Start difference. First operand 6830 states and 18874 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:07,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:07,558 INFO L93 Difference]: Finished difference Result 8597 states and 23368 transitions. [2022-03-15 15:00:07,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:07,558 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:07,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:07,570 INFO L225 Difference]: With dead ends: 8597 [2022-03-15 15:00:07,570 INFO L226 Difference]: Without dead ends: 8597 [2022-03-15 15:00:07,570 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:07,571 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1049 mSDsluCounter, 1997 mSDsCounter, 0 mSdLazyCounter, 1949 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1049 SdHoareTripleChecker+Valid, 2293 SdHoareTripleChecker+Invalid, 2071 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:07,571 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1049 Valid, 2293 Invalid, 2071 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1949 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:00:07,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8597 states. [2022-03-15 15:00:07,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8597 to 6767. [2022-03-15 15:00:07,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6767 states, 6763 states have (on average 2.7632707378382375) internal successors, (18688), 6766 states have internal predecessors, (18688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:07,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6767 states to 6767 states and 18688 transitions. [2022-03-15 15:00:07,676 INFO L78 Accepts]: Start accepts. Automaton has 6767 states and 18688 transitions. Word has length 98 [2022-03-15 15:00:07,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:07,677 INFO L470 AbstractCegarLoop]: Abstraction has 6767 states and 18688 transitions. [2022-03-15 15:00:07,677 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:07,677 INFO L276 IsEmpty]: Start isEmpty. Operand 6767 states and 18688 transitions. [2022-03-15 15:00:07,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:07,682 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:07,682 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:07,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-03-15 15:00:07,683 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:07,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:07,683 INFO L85 PathProgramCache]: Analyzing trace with hash 645049328, now seen corresponding path program 67 times [2022-03-15 15:00:07,683 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:07,683 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319110523] [2022-03-15 15:00:07,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:07,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:07,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:08,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:08,151 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:08,151 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319110523] [2022-03-15 15:00:08,152 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319110523] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:08,152 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:08,152 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:08,152 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521814623] [2022-03-15 15:00:08,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:08,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:08,152 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:08,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:08,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:08,152 INFO L87 Difference]: Start difference. First operand 6767 states and 18688 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:09,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:09,881 INFO L93 Difference]: Finished difference Result 8030 states and 21711 transitions. [2022-03-15 15:00:09,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:00:09,882 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:09,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:09,897 INFO L225 Difference]: With dead ends: 8030 [2022-03-15 15:00:09,897 INFO L226 Difference]: Without dead ends: 8030 [2022-03-15 15:00:09,897 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:00:09,897 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1162 mSDsluCounter, 1528 mSDsCounter, 0 mSdLazyCounter, 1451 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:09,898 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1162 Valid, 1819 Invalid, 1568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1451 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:00:09,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8030 states. [2022-03-15 15:00:09,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8030 to 6754. [2022-03-15 15:00:09,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6754 states, 6750 states have (on average 2.762962962962963) internal successors, (18650), 6753 states have internal predecessors, (18650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:10,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6754 states to 6754 states and 18650 transitions. [2022-03-15 15:00:10,015 INFO L78 Accepts]: Start accepts. Automaton has 6754 states and 18650 transitions. Word has length 98 [2022-03-15 15:00:10,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:10,016 INFO L470 AbstractCegarLoop]: Abstraction has 6754 states and 18650 transitions. [2022-03-15 15:00:10,016 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:10,016 INFO L276 IsEmpty]: Start isEmpty. Operand 6754 states and 18650 transitions. [2022-03-15 15:00:10,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:10,022 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:10,022 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:10,022 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-03-15 15:00:10,023 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:10,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:10,023 INFO L85 PathProgramCache]: Analyzing trace with hash 1254573188, now seen corresponding path program 68 times [2022-03-15 15:00:10,023 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:10,023 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903000624] [2022-03-15 15:00:10,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:10,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:10,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:10,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:10,678 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:10,678 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903000624] [2022-03-15 15:00:10,678 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903000624] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:10,678 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:10,678 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:10,678 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198232025] [2022-03-15 15:00:10,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:10,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:10,678 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:10,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:10,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:10,679 INFO L87 Difference]: Start difference. First operand 6754 states and 18650 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:12,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:12,695 INFO L93 Difference]: Finished difference Result 8212 states and 22247 transitions. [2022-03-15 15:00:12,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:12,695 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:12,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:12,708 INFO L225 Difference]: With dead ends: 8212 [2022-03-15 15:00:12,709 INFO L226 Difference]: Without dead ends: 8212 [2022-03-15 15:00:12,709 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:12,709 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 903 mSDsluCounter, 2314 mSDsCounter, 0 mSdLazyCounter, 2107 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 903 SdHoareTripleChecker+Valid, 2604 SdHoareTripleChecker+Invalid, 2220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 2107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:12,709 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [903 Valid, 2604 Invalid, 2220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 2107 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:00:12,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8212 states. [2022-03-15 15:00:12,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8212 to 6733. [2022-03-15 15:00:12,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6733 states, 6729 states have (on average 2.7623718234507355) internal successors, (18588), 6732 states have internal predecessors, (18588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:12,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6733 states to 6733 states and 18588 transitions. [2022-03-15 15:00:12,820 INFO L78 Accepts]: Start accepts. Automaton has 6733 states and 18588 transitions. Word has length 98 [2022-03-15 15:00:12,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:12,820 INFO L470 AbstractCegarLoop]: Abstraction has 6733 states and 18588 transitions. [2022-03-15 15:00:12,821 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:12,821 INFO L276 IsEmpty]: Start isEmpty. Operand 6733 states and 18588 transitions. [2022-03-15 15:00:12,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:12,826 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:12,827 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:12,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-03-15 15:00:12,827 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:12,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:12,827 INFO L85 PathProgramCache]: Analyzing trace with hash 382021800, now seen corresponding path program 69 times [2022-03-15 15:00:12,827 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:12,827 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367787190] [2022-03-15 15:00:12,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:12,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:12,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:13,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:13,416 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:13,416 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367787190] [2022-03-15 15:00:13,416 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367787190] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:13,416 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:13,416 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:13,416 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840883439] [2022-03-15 15:00:13,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:13,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:13,417 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:13,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:13,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:13,417 INFO L87 Difference]: Start difference. First operand 6733 states and 18588 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:15,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:15,178 INFO L93 Difference]: Finished difference Result 8394 states and 22783 transitions. [2022-03-15 15:00:15,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:15,179 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:15,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:15,193 INFO L225 Difference]: With dead ends: 8394 [2022-03-15 15:00:15,193 INFO L226 Difference]: Without dead ends: 8394 [2022-03-15 15:00:15,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:15,193 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1048 mSDsluCounter, 1432 mSDsCounter, 0 mSdLazyCounter, 1461 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:15,194 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1048 Valid, 1734 Invalid, 1584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1461 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:00:15,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8394 states. [2022-03-15 15:00:15,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8394 to 6712. [2022-03-15 15:00:15,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6712 states, 6708 states have (on average 2.7617769827072154) internal successors, (18526), 6711 states have internal predecessors, (18526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:15,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6712 states to 6712 states and 18526 transitions. [2022-03-15 15:00:15,297 INFO L78 Accepts]: Start accepts. Automaton has 6712 states and 18526 transitions. Word has length 98 [2022-03-15 15:00:15,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:15,297 INFO L470 AbstractCegarLoop]: Abstraction has 6712 states and 18526 transitions. [2022-03-15 15:00:15,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:15,298 INFO L276 IsEmpty]: Start isEmpty. Operand 6712 states and 18526 transitions. [2022-03-15 15:00:15,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:15,303 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:15,303 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:15,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-03-15 15:00:15,305 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:15,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:15,306 INFO L85 PathProgramCache]: Analyzing trace with hash 684307674, now seen corresponding path program 70 times [2022-03-15 15:00:15,307 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:15,307 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335243736] [2022-03-15 15:00:15,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:15,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:15,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:15,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:15,913 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:15,915 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335243736] [2022-03-15 15:00:15,916 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335243736] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:15,917 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:15,917 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:15,917 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606198900] [2022-03-15 15:00:15,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:15,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:15,919 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:15,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:15,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:15,920 INFO L87 Difference]: Start difference. First operand 6712 states and 18526 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:17,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:17,606 INFO L93 Difference]: Finished difference Result 7950 states and 21510 transitions. [2022-03-15 15:00:17,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:17,607 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:17,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:17,622 INFO L225 Difference]: With dead ends: 7950 [2022-03-15 15:00:17,622 INFO L226 Difference]: Without dead ends: 7950 [2022-03-15 15:00:17,624 INFO L932 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 [2022-03-15 15:00:17,625 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1156 mSDsluCounter, 1504 mSDsCounter, 0 mSdLazyCounter, 1457 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1156 SdHoareTripleChecker+Valid, 1803 SdHoareTripleChecker+Invalid, 1583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1457 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:17,626 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1156 Valid, 1803 Invalid, 1583 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1457 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:00:17,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7950 states. [2022-03-15 15:00:17,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7950 to 6320. [2022-03-15 15:00:17,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6320 states, 6316 states have (on average 2.7495250158328055) internal successors, (17366), 6319 states have internal predecessors, (17366), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:17,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6320 states to 6320 states and 17366 transitions. [2022-03-15 15:00:17,733 INFO L78 Accepts]: Start accepts. Automaton has 6320 states and 17366 transitions. Word has length 98 [2022-03-15 15:00:17,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:17,733 INFO L470 AbstractCegarLoop]: Abstraction has 6320 states and 17366 transitions. [2022-03-15 15:00:17,733 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:17,733 INFO L276 IsEmpty]: Start isEmpty. Operand 6320 states and 17366 transitions. [2022-03-15 15:00:17,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:17,739 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:17,739 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:17,740 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-03-15 15:00:17,740 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:17,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:17,740 INFO L85 PathProgramCache]: Analyzing trace with hash -738533698, now seen corresponding path program 51 times [2022-03-15 15:00:17,740 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:17,740 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492711172] [2022-03-15 15:00:17,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:17,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:17,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:18,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:18,143 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:18,143 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492711172] [2022-03-15 15:00:18,143 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492711172] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:18,143 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:18,143 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:18,143 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989783944] [2022-03-15 15:00:18,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:18,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:18,143 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:18,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:18,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:18,144 INFO L87 Difference]: Start difference. First operand 6320 states and 17366 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:19,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:19,472 INFO L93 Difference]: Finished difference Result 8124 states and 21667 transitions. [2022-03-15 15:00:19,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:00:19,473 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 [2022-03-15 15:00:19,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:19,485 INFO L225 Difference]: With dead ends: 8124 [2022-03-15 15:00:19,485 INFO L226 Difference]: Without dead ends: 8124 [2022-03-15 15:00:19,485 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:00:19,485 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 968 mSDsluCounter, 1341 mSDsCounter, 0 mSdLazyCounter, 1215 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 968 SdHoareTripleChecker+Valid, 1646 SdHoareTripleChecker+Invalid, 1361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:19,486 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [968 Valid, 1646 Invalid, 1361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1215 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:00:19,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8124 states. [2022-03-15 15:00:19,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8124 to 6380. [2022-03-15 15:00:19,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6380 states, 6376 states have (on average 2.7512547051442913) internal successors, (17542), 6379 states have internal predecessors, (17542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:19,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6380 states to 6380 states and 17542 transitions. [2022-03-15 15:00:19,571 INFO L78 Accepts]: Start accepts. Automaton has 6380 states and 17542 transitions. Word has length 98 [2022-03-15 15:00:19,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:19,571 INFO L470 AbstractCegarLoop]: Abstraction has 6380 states and 17542 transitions. [2022-03-15 15:00:19,571 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:19,571 INFO L276 IsEmpty]: Start isEmpty. Operand 6380 states and 17542 transitions. [2022-03-15 15:00:19,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:19,576 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:19,576 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:19,576 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-03-15 15:00:19,576 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:19,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:19,576 INFO L85 PathProgramCache]: Analyzing trace with hash 975052840, now seen corresponding path program 52 times [2022-03-15 15:00:19,576 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:19,576 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229078197] [2022-03-15 15:00:19,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:19,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:19,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:19,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:19,966 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:19,966 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229078197] [2022-03-15 15:00:19,966 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229078197] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:19,966 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:19,966 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:19,966 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227704304] [2022-03-15 15:00:19,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:19,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:19,967 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:19,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:19,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:19,967 INFO L87 Difference]: Start difference. First operand 6380 states and 17542 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:21,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:21,663 INFO L93 Difference]: Finished difference Result 8381 states and 22347 transitions. [2022-03-15 15:00:21,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:00:21,663 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:21,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:21,676 INFO L225 Difference]: With dead ends: 8381 [2022-03-15 15:00:21,676 INFO L226 Difference]: Without dead ends: 8381 [2022-03-15 15:00:21,676 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:00:21,676 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 1068 mSDsluCounter, 1865 mSDsCounter, 0 mSdLazyCounter, 1711 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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 [2022-03-15 15:00:21,676 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1068 Valid, 2171 Invalid, 1847 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1711 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:00:21,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8381 states. [2022-03-15 15:00:21,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8381 to 6394. [2022-03-15 15:00:21,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6394 states, 6390 states have (on average 2.7516431924882627) internal successors, (17583), 6393 states have internal predecessors, (17583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:21,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6394 states to 6394 states and 17583 transitions. [2022-03-15 15:00:21,761 INFO L78 Accepts]: Start accepts. Automaton has 6394 states and 17583 transitions. Word has length 98 [2022-03-15 15:00:21,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:21,761 INFO L470 AbstractCegarLoop]: Abstraction has 6394 states and 17583 transitions. [2022-03-15 15:00:21,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:21,761 INFO L276 IsEmpty]: Start isEmpty. Operand 6394 states and 17583 transitions. [2022-03-15 15:00:21,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:21,765 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:21,766 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:21,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-03-15 15:00:21,766 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:21,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:21,766 INFO L85 PathProgramCache]: Analyzing trace with hash 2027866780, now seen corresponding path program 53 times [2022-03-15 15:00:21,766 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:21,766 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870395548] [2022-03-15 15:00:21,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:21,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:21,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:22,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:22,211 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:22,211 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870395548] [2022-03-15 15:00:22,211 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870395548] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:22,212 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:22,212 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:22,212 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309170535] [2022-03-15 15:00:22,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:22,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:22,212 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:22,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:22,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:22,212 INFO L87 Difference]: Start difference. First operand 6394 states and 17583 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:24,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:24,227 INFO L93 Difference]: Finished difference Result 8278 states and 22118 transitions. [2022-03-15 15:00:24,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:24,227 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:24,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:24,239 INFO L225 Difference]: With dead ends: 8278 [2022-03-15 15:00:24,240 INFO L226 Difference]: Without dead ends: 8278 [2022-03-15 15:00:24,240 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:24,240 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1055 mSDsluCounter, 2144 mSDsCounter, 0 mSdLazyCounter, 2005 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1055 SdHoareTripleChecker+Valid, 2452 SdHoareTripleChecker+Invalid, 2138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 2005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:24,240 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1055 Valid, 2452 Invalid, 2138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 2005 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:00:24,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8278 states. [2022-03-15 15:00:24,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8278 to 6352. [2022-03-15 15:00:24,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6352 states, 6348 states have (on average 2.7504725897920603) internal successors, (17460), 6351 states have internal predecessors, (17460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:24,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6352 states to 6352 states and 17460 transitions. [2022-03-15 15:00:24,357 INFO L78 Accepts]: Start accepts. Automaton has 6352 states and 17460 transitions. Word has length 98 [2022-03-15 15:00:24,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:24,357 INFO L470 AbstractCegarLoop]: Abstraction has 6352 states and 17460 transitions. [2022-03-15 15:00:24,357 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:24,357 INFO L276 IsEmpty]: Start isEmpty. Operand 6352 states and 17460 transitions. [2022-03-15 15:00:24,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:24,362 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:24,362 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:24,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-03-15 15:00:24,362 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:24,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:24,364 INFO L85 PathProgramCache]: Analyzing trace with hash -359538490, now seen corresponding path program 54 times [2022-03-15 15:00:24,364 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:24,364 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034582250] [2022-03-15 15:00:24,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:24,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:24,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:24,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:24,727 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:24,727 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034582250] [2022-03-15 15:00:24,727 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034582250] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:24,727 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:24,727 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:24,727 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907645554] [2022-03-15 15:00:24,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:24,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:24,727 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:24,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:24,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:24,728 INFO L87 Difference]: Start difference. First operand 6352 states and 17460 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:26,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:26,356 INFO L93 Difference]: Finished difference Result 8197 states and 21905 transitions. [2022-03-15 15:00:26,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:00:26,356 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:26,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:26,370 INFO L225 Difference]: With dead ends: 8197 [2022-03-15 15:00:26,370 INFO L226 Difference]: Without dead ends: 8197 [2022-03-15 15:00:26,370 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:00:26,371 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1104 mSDsluCounter, 1964 mSDsCounter, 0 mSdLazyCounter, 1825 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1104 SdHoareTripleChecker+Valid, 2268 SdHoareTripleChecker+Invalid, 1960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:26,371 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1104 Valid, 2268 Invalid, 1960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1825 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:00:26,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8197 states. [2022-03-15 15:00:26,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8197 to 6380. [2022-03-15 15:00:26,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6380 states, 6376 states have (on average 2.7512547051442913) internal successors, (17542), 6379 states have internal predecessors, (17542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:26,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6380 states to 6380 states and 17542 transitions. [2022-03-15 15:00:26,475 INFO L78 Accepts]: Start accepts. Automaton has 6380 states and 17542 transitions. Word has length 98 [2022-03-15 15:00:26,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:26,476 INFO L470 AbstractCegarLoop]: Abstraction has 6380 states and 17542 transitions. [2022-03-15 15:00:26,476 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:26,476 INFO L276 IsEmpty]: Start isEmpty. Operand 6380 states and 17542 transitions. [2022-03-15 15:00:26,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:26,481 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:26,481 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:26,481 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-03-15 15:00:26,481 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:26,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:26,481 INFO L85 PathProgramCache]: Analyzing trace with hash 693275450, now seen corresponding path program 55 times [2022-03-15 15:00:26,482 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:26,482 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87405804] [2022-03-15 15:00:26,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:26,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:26,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:26,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:26,842 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:26,842 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87405804] [2022-03-15 15:00:26,842 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87405804] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:26,842 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:26,842 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:26,842 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325921320] [2022-03-15 15:00:26,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:26,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:26,842 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:26,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:26,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:26,843 INFO L87 Difference]: Start difference. First operand 6380 states and 17542 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:28,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:28,511 INFO L93 Difference]: Finished difference Result 8337 states and 22315 transitions. [2022-03-15 15:00:28,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:28,511 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:28,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:28,524 INFO L225 Difference]: With dead ends: 8337 [2022-03-15 15:00:28,524 INFO L226 Difference]: Without dead ends: 8337 [2022-03-15 15:00:28,524 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:28,524 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1107 mSDsluCounter, 1569 mSDsCounter, 0 mSdLazyCounter, 1510 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1107 SdHoareTripleChecker+Valid, 1893 SdHoareTripleChecker+Invalid, 1660 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1510 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:28,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1107 Valid, 1893 Invalid, 1660 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1510 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:00:28,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8337 states. [2022-03-15 15:00:28,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8337 to 6366. [2022-03-15 15:00:28,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6366 states, 6362 states have (on average 2.750864508016347) internal successors, (17501), 6365 states have internal predecessors, (17501), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:28,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6366 states to 6366 states and 17501 transitions. [2022-03-15 15:00:28,612 INFO L78 Accepts]: Start accepts. Automaton has 6366 states and 17501 transitions. Word has length 98 [2022-03-15 15:00:28,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:28,612 INFO L470 AbstractCegarLoop]: Abstraction has 6366 states and 17501 transitions. [2022-03-15 15:00:28,612 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:28,612 INFO L276 IsEmpty]: Start isEmpty. Operand 6366 states and 17501 transitions. [2022-03-15 15:00:28,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:28,617 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:28,617 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:28,617 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-03-15 15:00:28,617 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:28,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:28,617 INFO L85 PathProgramCache]: Analyzing trace with hash 677814654, now seen corresponding path program 56 times [2022-03-15 15:00:28,617 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:28,617 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214188377] [2022-03-15 15:00:28,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:28,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:28,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:29,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:29,159 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:29,159 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214188377] [2022-03-15 15:00:29,159 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214188377] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:29,159 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:29,159 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:29,159 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028867082] [2022-03-15 15:00:29,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:29,159 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:29,159 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:29,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:29,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:29,160 INFO L87 Difference]: Start difference. First operand 6366 states and 17501 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:31,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:31,220 INFO L93 Difference]: Finished difference Result 8248 states and 22127 transitions. [2022-03-15 15:00:31,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:31,220 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:31,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:31,234 INFO L225 Difference]: With dead ends: 8248 [2022-03-15 15:00:31,234 INFO L226 Difference]: Without dead ends: 8248 [2022-03-15 15:00:31,234 INFO L932 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 [2022-03-15 15:00:31,234 INFO L933 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 [2022-03-15 15:00:31,235 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1078 Valid, 2540 Invalid, 2214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 2079 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:00:31,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8248 states. [2022-03-15 15:00:31,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8248 to 6324. [2022-03-15 15:00:31,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6324 states, 6320 states have (on average 2.7496835443037977) internal successors, (17378), 6323 states have internal predecessors, (17378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:31,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6324 states to 6324 states and 17378 transitions. [2022-03-15 15:00:31,335 INFO L78 Accepts]: Start accepts. Automaton has 6324 states and 17378 transitions. Word has length 98 [2022-03-15 15:00:31,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:31,335 INFO L470 AbstractCegarLoop]: Abstraction has 6324 states and 17378 transitions. [2022-03-15 15:00:31,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:31,335 INFO L276 IsEmpty]: Start isEmpty. Operand 6324 states and 17378 transitions. [2022-03-15 15:00:31,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:31,340 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:31,340 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:31,340 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-03-15 15:00:31,341 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:31,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:31,341 INFO L85 PathProgramCache]: Analyzing trace with hash -1023296514, now seen corresponding path program 57 times [2022-03-15 15:00:31,341 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:31,341 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765674293] [2022-03-15 15:00:31,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:31,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:31,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:31,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:31,883 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:31,883 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765674293] [2022-03-15 15:00:31,883 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765674293] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:31,883 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:31,883 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:31,883 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013180586] [2022-03-15 15:00:31,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:31,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:31,884 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:31,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:31,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:31,884 INFO L87 Difference]: Start difference. First operand 6324 states and 17378 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:33,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:33,221 INFO L93 Difference]: Finished difference Result 7884 states and 21061 transitions. [2022-03-15 15:00:33,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:00:33,221 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:33,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:33,234 INFO L225 Difference]: With dead ends: 7884 [2022-03-15 15:00:33,234 INFO L226 Difference]: Without dead ends: 7884 [2022-03-15 15:00:33,234 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:00:33,235 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1006 mSDsluCounter, 1291 mSDsCounter, 0 mSdLazyCounter, 1233 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1006 SdHoareTripleChecker+Valid, 1590 SdHoareTripleChecker+Invalid, 1361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:33,235 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1006 Valid, 1590 Invalid, 1361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1233 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:00:33,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7884 states. [2022-03-15 15:00:33,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7884 to 6314. [2022-03-15 15:00:33,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6314 states, 6310 states have (on average 2.7494453248811412) internal successors, (17349), 6313 states have internal predecessors, (17349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:33,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6314 states to 6314 states and 17349 transitions. [2022-03-15 15:00:33,334 INFO L78 Accepts]: Start accepts. Automaton has 6314 states and 17349 transitions. Word has length 98 [2022-03-15 15:00:33,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:33,334 INFO L470 AbstractCegarLoop]: Abstraction has 6314 states and 17349 transitions. [2022-03-15 15:00:33,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:33,335 INFO L276 IsEmpty]: Start isEmpty. Operand 6314 states and 17349 transitions. [2022-03-15 15:00:33,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:33,340 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:33,341 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:33,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-03-15 15:00:33,341 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:33,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:33,341 INFO L85 PathProgramCache]: Analyzing trace with hash -728512860, now seen corresponding path program 58 times [2022-03-15 15:00:33,341 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:33,341 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191045014] [2022-03-15 15:00:33,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:33,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:33,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:33,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:33,757 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:33,757 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191045014] [2022-03-15 15:00:33,757 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191045014] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:33,758 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:33,758 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:33,758 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683434044] [2022-03-15 15:00:33,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:33,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:33,758 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:33,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:33,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:33,758 INFO L87 Difference]: Start difference. First operand 6314 states and 17349 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:35,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:35,815 INFO L93 Difference]: Finished difference Result 8236 states and 21995 transitions. [2022-03-15 15:00:35,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:00:35,816 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 [2022-03-15 15:00:35,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:35,829 INFO L225 Difference]: With dead ends: 8236 [2022-03-15 15:00:35,829 INFO L226 Difference]: Without dead ends: 8236 [2022-03-15 15:00:35,829 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:00:35,829 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1220 mSDsluCounter, 2360 mSDsCounter, 0 mSdLazyCounter, 2135 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1220 SdHoareTripleChecker+Valid, 2661 SdHoareTripleChecker+Invalid, 2256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 2135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:35,830 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1220 Valid, 2661 Invalid, 2256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 2135 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:00:35,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8236 states. [2022-03-15 15:00:35,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8236 to 6342. [2022-03-15 15:00:35,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6342 states, 6338 states have (on average 2.7502366677185233) internal successors, (17431), 6341 states have internal predecessors, (17431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:35,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6342 states to 6342 states and 17431 transitions. [2022-03-15 15:00:35,930 INFO L78 Accepts]: Start accepts. Automaton has 6342 states and 17431 transitions. Word has length 98 [2022-03-15 15:00:35,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:35,930 INFO L470 AbstractCegarLoop]: Abstraction has 6342 states and 17431 transitions. [2022-03-15 15:00:35,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:35,931 INFO L276 IsEmpty]: Start isEmpty. Operand 6342 states and 17431 transitions. [2022-03-15 15:00:35,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:35,935 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:35,935 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:35,936 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-03-15 15:00:35,936 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:35,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:35,936 INFO L85 PathProgramCache]: Analyzing trace with hash 1711342150, now seen corresponding path program 59 times [2022-03-15 15:00:35,936 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:35,936 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37703557] [2022-03-15 15:00:35,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:35,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:35,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:36,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:36,477 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:36,477 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37703557] [2022-03-15 15:00:36,477 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [37703557] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:36,477 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:36,477 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:36,478 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014021844] [2022-03-15 15:00:36,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:36,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:36,478 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:36,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:36,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:36,478 INFO L87 Difference]: Start difference. First operand 6342 states and 17431 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:38,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:38,157 INFO L93 Difference]: Finished difference Result 8169 states and 21823 transitions. [2022-03-15 15:00:38,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:00:38,158 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:38,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:38,170 INFO L225 Difference]: With dead ends: 8169 [2022-03-15 15:00:38,170 INFO L226 Difference]: Without dead ends: 8169 [2022-03-15 15:00:38,170 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:00:38,170 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 1207 mSDsluCounter, 1388 mSDsCounter, 0 mSdLazyCounter, 1313 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:38,170 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1207 Valid, 1713 Invalid, 1454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1313 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:00:38,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8169 states. [2022-03-15 15:00:38,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8169 to 6356. [2022-03-15 15:00:38,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:38,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-15 15:00:38,264 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-15 15:00:38,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:38,264 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-15 15:00:38,264 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:38,264 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-15 15:00:38,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:38,269 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:38,269 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:38,269 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-03-15 15:00:38,269 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:38,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:38,269 INFO L85 PathProgramCache]: Analyzing trace with hash -1530811206, now seen corresponding path program 60 times [2022-03-15 15:00:38,269 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:38,269 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018066391] [2022-03-15 15:00:38,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:38,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:38,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:38,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:38,737 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:38,737 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018066391] [2022-03-15 15:00:38,737 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018066391] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:38,737 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:38,737 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:38,738 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551830325] [2022-03-15 15:00:38,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:38,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:38,738 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:38,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:38,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:38,738 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:40,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:40,796 INFO L93 Difference]: Finished difference Result 8066 states and 21594 transitions. [2022-03-15 15:00:40,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:40,797 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:40,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:40,809 INFO L225 Difference]: With dead ends: 8066 [2022-03-15 15:00:40,809 INFO L226 Difference]: Without dead ends: 8066 [2022-03-15 15:00:40,809 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:40,809 INFO L933 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 [2022-03-15 15:00:40,810 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1186 Valid, 2505 Invalid, 2160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 2031 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:00:40,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8066 states. [2022-03-15 15:00:40,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8066 to 6286. [2022-03-15 15:00:40,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6286 states, 6282 states have (on average 2.7486469277300225) internal successors, (17267), 6285 states have internal predecessors, (17267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:40,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-03-15 15:00:40,900 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-03-15 15:00:40,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:40,900 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-03-15 15:00:40,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:40,900 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-03-15 15:00:40,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:40,905 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:40,905 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:40,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-03-15 15:00:40,905 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:40,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:40,905 INFO L85 PathProgramCache]: Analyzing trace with hash -1217336698, now seen corresponding path program 61 times [2022-03-15 15:00:40,905 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:40,905 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596815127] [2022-03-15 15:00:40,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:40,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:40,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:41,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:41,300 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:41,300 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596815127] [2022-03-15 15:00:41,300 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596815127] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:41,300 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:41,300 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:41,301 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410476408] [2022-03-15 15:00:41,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:41,301 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:41,301 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:41,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:41,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:41,301 INFO L87 Difference]: Start difference. First operand 6286 states and 17267 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:43,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:43,037 INFO L93 Difference]: Finished difference Result 7512 states and 20020 transitions. [2022-03-15 15:00:43,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:00:43,038 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:43,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:43,051 INFO L225 Difference]: With dead ends: 7512 [2022-03-15 15:00:43,051 INFO L226 Difference]: Without dead ends: 7512 [2022-03-15 15:00:43,051 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:00:43,051 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1059 mSDsluCounter, 1884 mSDsCounter, 0 mSdLazyCounter, 1706 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1059 SdHoareTripleChecker+Valid, 2182 SdHoareTripleChecker+Invalid, 1845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1706 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:43,052 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1059 Valid, 2182 Invalid, 1845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1706 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:00:43,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7512 states. [2022-03-15 15:00:43,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7512 to 6274. [2022-03-15 15:00:43,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6274 states, 6270 states have (on average 2.7484848484848485) internal successors, (17233), 6273 states have internal predecessors, (17233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:43,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6274 states to 6274 states and 17233 transitions. [2022-03-15 15:00:43,181 INFO L78 Accepts]: Start accepts. Automaton has 6274 states and 17233 transitions. Word has length 98 [2022-03-15 15:00:43,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:43,182 INFO L470 AbstractCegarLoop]: Abstraction has 6274 states and 17233 transitions. [2022-03-15 15:00:43,182 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:43,182 INFO L276 IsEmpty]: Start isEmpty. Operand 6274 states and 17233 transitions. [2022-03-15 15:00:43,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:43,187 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:43,187 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:43,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-03-15 15:00:43,187 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:43,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:43,187 INFO L85 PathProgramCache]: Analyzing trace with hash 496249840, now seen corresponding path program 62 times [2022-03-15 15:00:43,188 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:43,188 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049950328] [2022-03-15 15:00:43,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:43,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:43,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:43,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:43,645 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:43,645 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049950328] [2022-03-15 15:00:43,645 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049950328] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:43,645 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:43,645 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:43,645 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266080153] [2022-03-15 15:00:43,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:43,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:43,645 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:43,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:43,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:43,646 INFO L87 Difference]: Start difference. First operand 6274 states and 17233 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:45,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:45,259 INFO L93 Difference]: Finished difference Result 7769 states and 20700 transitions. [2022-03-15 15:00:45,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:00:45,260 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:45,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:45,273 INFO L225 Difference]: With dead ends: 7769 [2022-03-15 15:00:45,273 INFO L226 Difference]: Without dead ends: 7769 [2022-03-15 15:00:45,273 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:00:45,273 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1104 mSDsluCounter, 1578 mSDsCounter, 0 mSdLazyCounter, 1502 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1104 SdHoareTripleChecker+Valid, 1887 SdHoareTripleChecker+Invalid, 1645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1502 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:45,274 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1104 Valid, 1887 Invalid, 1645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1502 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:00:45,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7769 states. [2022-03-15 15:00:45,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7769 to 6288. [2022-03-15 15:00:45,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6288 states, 6284 states have (on average 2.7488860598345) internal successors, (17274), 6287 states have internal predecessors, (17274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:45,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6288 states to 6288 states and 17274 transitions. [2022-03-15 15:00:45,387 INFO L78 Accepts]: Start accepts. Automaton has 6288 states and 17274 transitions. Word has length 98 [2022-03-15 15:00:45,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:45,387 INFO L470 AbstractCegarLoop]: Abstraction has 6288 states and 17274 transitions. [2022-03-15 15:00:45,387 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:45,387 INFO L276 IsEmpty]: Start isEmpty. Operand 6288 states and 17274 transitions. [2022-03-15 15:00:45,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:45,393 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:45,393 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:45,393 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-03-15 15:00:45,393 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:45,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:45,393 INFO L85 PathProgramCache]: Analyzing trace with hash 1549063780, now seen corresponding path program 63 times [2022-03-15 15:00:45,393 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:45,394 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922265737] [2022-03-15 15:00:45,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:45,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:45,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:45,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:45,876 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:45,876 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922265737] [2022-03-15 15:00:45,876 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922265737] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:45,876 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:45,876 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:45,876 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691579654] [2022-03-15 15:00:45,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:45,876 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:45,876 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:45,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:45,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:45,877 INFO L87 Difference]: Start difference. First operand 6288 states and 17274 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:47,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:47,949 INFO L93 Difference]: Finished difference Result 7666 states and 20471 transitions. [2022-03-15 15:00:47,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:47,950 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:47,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:47,961 INFO L225 Difference]: With dead ends: 7666 [2022-03-15 15:00:47,961 INFO L226 Difference]: Without dead ends: 7666 [2022-03-15 15:00:47,962 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:47,962 INFO L933 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 [2022-03-15 15:00:47,962 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1082 Valid, 2535 Invalid, 2201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 2062 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:00:47,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7666 states. [2022-03-15 15:00:48,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7666 to 6246. [2022-03-15 15:00:48,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6246 states, 6242 states have (on average 2.7476770265940402) internal successors, (17151), 6245 states have internal predecessors, (17151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:48,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6246 states to 6246 states and 17151 transitions. [2022-03-15 15:00:48,044 INFO L78 Accepts]: Start accepts. Automaton has 6246 states and 17151 transitions. Word has length 98 [2022-03-15 15:00:48,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:48,044 INFO L470 AbstractCegarLoop]: Abstraction has 6246 states and 17151 transitions. [2022-03-15 15:00:48,044 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:48,044 INFO L276 IsEmpty]: Start isEmpty. Operand 6246 states and 17151 transitions. [2022-03-15 15:00:48,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:48,048 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:48,048 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:48,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-03-15 15:00:48,049 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:48,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:48,049 INFO L85 PathProgramCache]: Analyzing trace with hash -838341490, now seen corresponding path program 64 times [2022-03-15 15:00:48,049 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:48,049 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107915479] [2022-03-15 15:00:48,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:48,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:48,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:48,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:48,442 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:48,442 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107915479] [2022-03-15 15:00:48,442 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107915479] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:48,442 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:48,442 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:48,442 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777089685] [2022-03-15 15:00:48,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:48,443 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:48,443 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:48,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:48,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:48,443 INFO L87 Difference]: Start difference. First operand 6246 states and 17151 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:50,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:50,265 INFO L93 Difference]: Finished difference Result 7853 states and 20946 transitions. [2022-03-15 15:00:50,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:00:50,266 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:50,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:50,280 INFO L225 Difference]: With dead ends: 7853 [2022-03-15 15:00:50,280 INFO L226 Difference]: Without dead ends: 7853 [2022-03-15 15:00:50,281 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:00:50,281 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1106 mSDsluCounter, 1871 mSDsCounter, 0 mSdLazyCounter, 1789 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1106 SdHoareTripleChecker+Valid, 2171 SdHoareTripleChecker+Invalid, 1927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 1789 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:50,281 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1106 Valid, 2171 Invalid, 1927 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1789 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:00:50,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7853 states. [2022-03-15 15:00:50,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7853 to 6274. [2022-03-15 15:00:50,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6274 states, 6270 states have (on average 2.7484848484848485) internal successors, (17233), 6273 states have internal predecessors, (17233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:50,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6274 states to 6274 states and 17233 transitions. [2022-03-15 15:00:50,361 INFO L78 Accepts]: Start accepts. Automaton has 6274 states and 17233 transitions. Word has length 98 [2022-03-15 15:00:50,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:50,361 INFO L470 AbstractCegarLoop]: Abstraction has 6274 states and 17233 transitions. [2022-03-15 15:00:50,361 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:50,361 INFO L276 IsEmpty]: Start isEmpty. Operand 6274 states and 17233 transitions. [2022-03-15 15:00:50,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:50,366 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:50,366 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:50,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-03-15 15:00:50,366 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:50,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:50,366 INFO L85 PathProgramCache]: Analyzing trace with hash 214472450, now seen corresponding path program 65 times [2022-03-15 15:00:50,366 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:50,366 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260204697] [2022-03-15 15:00:50,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:50,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:50,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:50,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:50,930 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:50,930 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260204697] [2022-03-15 15:00:50,930 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260204697] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:50,930 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:50,930 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:50,930 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570477187] [2022-03-15 15:00:50,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:50,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:50,931 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:50,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:50,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:50,931 INFO L87 Difference]: Start difference. First operand 6274 states and 17233 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:52,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:52,963 INFO L93 Difference]: Finished difference Result 7993 states and 21356 transitions. [2022-03-15 15:00:52,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:52,964 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:52,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:52,976 INFO L225 Difference]: With dead ends: 7993 [2022-03-15 15:00:52,976 INFO L226 Difference]: Without dead ends: 7993 [2022-03-15 15:00:52,976 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:52,976 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1190 mSDsluCounter, 2092 mSDsCounter, 0 mSdLazyCounter, 1981 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1190 SdHoareTripleChecker+Valid, 2401 SdHoareTripleChecker+Invalid, 2124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1981 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:52,976 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1190 Valid, 2401 Invalid, 2124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1981 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:00:52,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7993 states. [2022-03-15 15:00:53,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7993 to 6260. [2022-03-15 15:00:53,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6260 states, 6256 states have (on average 2.7480818414322252) internal successors, (17192), 6259 states have internal predecessors, (17192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:53,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6260 states to 6260 states and 17192 transitions. [2022-03-15 15:00:53,053 INFO L78 Accepts]: Start accepts. Automaton has 6260 states and 17192 transitions. Word has length 98 [2022-03-15 15:00:53,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:53,053 INFO L470 AbstractCegarLoop]: Abstraction has 6260 states and 17192 transitions. [2022-03-15 15:00:53,053 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:53,053 INFO L276 IsEmpty]: Start isEmpty. Operand 6260 states and 17192 transitions. [2022-03-15 15:00:53,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:53,057 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:53,058 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:53,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-03-15 15:00:53,058 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:53,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:53,058 INFO L85 PathProgramCache]: Analyzing trace with hash 199011654, now seen corresponding path program 66 times [2022-03-15 15:00:53,058 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:53,058 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903795152] [2022-03-15 15:00:53,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:53,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:53,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:53,613 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:53,613 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903795152] [2022-03-15 15:00:53,613 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903795152] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:53,613 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:53,614 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:53,614 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013555248] [2022-03-15 15:00:53,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:53,614 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:53,614 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:53,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:53,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:53,614 INFO L87 Difference]: Start difference. First operand 6260 states and 17192 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:55,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:55,537 INFO L93 Difference]: Finished difference Result 7820 states and 20922 transitions. [2022-03-15 15:00:55,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:55,538 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:55,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:55,553 INFO L225 Difference]: With dead ends: 7820 [2022-03-15 15:00:55,553 INFO L226 Difference]: Without dead ends: 7820 [2022-03-15 15:00:55,553 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:55,553 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 924 mSDsluCounter, 2038 mSDsCounter, 0 mSdLazyCounter, 1906 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 924 SdHoareTripleChecker+Valid, 2346 SdHoareTripleChecker+Invalid, 2040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:55,554 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [924 Valid, 2346 Invalid, 2040 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1906 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:00:55,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7820 states. [2022-03-15 15:00:55,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7820 to 6218. [2022-03-15 15:00:55,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6218 states, 6214 states have (on average 2.7468619246861925) internal successors, (17069), 6217 states have internal predecessors, (17069), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:55,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6218 states to 6218 states and 17069 transitions. [2022-03-15 15:00:55,655 INFO L78 Accepts]: Start accepts. Automaton has 6218 states and 17069 transitions. Word has length 98 [2022-03-15 15:00:55,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:55,655 INFO L470 AbstractCegarLoop]: Abstraction has 6218 states and 17069 transitions. [2022-03-15 15:00:55,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:55,655 INFO L276 IsEmpty]: Start isEmpty. Operand 6218 states and 17069 transitions. [2022-03-15 15:00:55,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:55,660 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:55,661 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:55,661 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-03-15 15:00:55,661 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:55,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:55,661 INFO L85 PathProgramCache]: Analyzing trace with hash 2040474608, now seen corresponding path program 67 times [2022-03-15 15:00:55,661 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:55,661 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558454976] [2022-03-15 15:00:55,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:55,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:55,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:55,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:55,941 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:55,941 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558454976] [2022-03-15 15:00:55,941 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558454976] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:55,941 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:55,941 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:55,941 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399941496] [2022-03-15 15:00:55,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:55,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:55,941 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:55,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:55,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:55,942 INFO L87 Difference]: Start difference. First operand 6218 states and 17069 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:57,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:57,823 INFO L93 Difference]: Finished difference Result 7389 states and 19684 transitions. [2022-03-15 15:00:57,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:00:57,824 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:57,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:57,835 INFO L225 Difference]: With dead ends: 7389 [2022-03-15 15:00:57,835 INFO L226 Difference]: Without dead ends: 7389 [2022-03-15 15:00:57,835 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:00:57,835 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1346 mSDsluCounter, 2377 mSDsCounter, 0 mSdLazyCounter, 2198 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:57,835 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1346 Valid, 2669 Invalid, 2329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 2198 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:00:57,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7389 states. [2022-03-15 15:00:57,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7389 to 6212. [2022-03-15 15:00:57,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6212 states, 6208 states have (on average 2.7467783505154637) internal successors, (17052), 6211 states have internal predecessors, (17052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:57,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6212 states to 6212 states and 17052 transitions. [2022-03-15 15:00:57,917 INFO L78 Accepts]: Start accepts. Automaton has 6212 states and 17052 transitions. Word has length 98 [2022-03-15 15:00:57,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:57,917 INFO L470 AbstractCegarLoop]: Abstraction has 6212 states and 17052 transitions. [2022-03-15 15:00:57,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:57,918 INFO L276 IsEmpty]: Start isEmpty. Operand 6212 states and 17052 transitions. [2022-03-15 15:00:57,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:57,922 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:57,922 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:57,922 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-03-15 15:00:57,923 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:57,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:57,923 INFO L85 PathProgramCache]: Analyzing trace with hash -1201678748, now seen corresponding path program 68 times [2022-03-15 15:00:57,923 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:57,923 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065925169] [2022-03-15 15:00:57,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:57,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:57,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:58,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:58,377 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:58,377 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065925169] [2022-03-15 15:00:58,377 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065925169] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:58,377 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:58,377 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:58,377 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656778935] [2022-03-15 15:00:58,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:58,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:58,377 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:58,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:58,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:58,378 INFO L87 Difference]: Start difference. First operand 6212 states and 17052 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:00,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:00,305 INFO L93 Difference]: Finished difference Result 7529 states and 20094 transitions. [2022-03-15 15:01:00,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:00,305 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:00,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:00,316 INFO L225 Difference]: With dead ends: 7529 [2022-03-15 15:01:00,316 INFO L226 Difference]: Without dead ends: 7529 [2022-03-15 15:01:00,317 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:00,317 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1066 mSDsluCounter, 2211 mSDsCounter, 0 mSdLazyCounter, 2074 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:00,317 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1066 Valid, 2514 Invalid, 2206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 2074 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:01:00,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7529 states. [2022-03-15 15:01:00,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7529 to 6198. [2022-03-15 15:01:00,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6198 states, 6194 states have (on average 2.7463674523732644) internal successors, (17011), 6197 states have internal predecessors, (17011), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:00,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6198 states to 6198 states and 17011 transitions. [2022-03-15 15:01:00,399 INFO L78 Accepts]: Start accepts. Automaton has 6198 states and 17011 transitions. Word has length 98 [2022-03-15 15:01:00,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:00,399 INFO L470 AbstractCegarLoop]: Abstraction has 6198 states and 17011 transitions. [2022-03-15 15:01:00,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:00,400 INFO L276 IsEmpty]: Start isEmpty. Operand 6198 states and 17011 transitions. [2022-03-15 15:01:00,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:00,404 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:00,404 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:00,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-03-15 15:01:00,405 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:00,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:00,405 INFO L85 PathProgramCache]: Analyzing trace with hash -1217139544, now seen corresponding path program 69 times [2022-03-15 15:01:00,405 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:00,405 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798010351] [2022-03-15 15:01:00,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:00,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:01,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:01,053 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:01,053 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798010351] [2022-03-15 15:01:01,054 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798010351] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:01,054 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:01,054 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:01,054 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464873554] [2022-03-15 15:01:01,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:01,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:01,054 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:01,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:01,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:01,054 INFO L87 Difference]: Start difference. First operand 6198 states and 17011 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:02,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:02,825 INFO L93 Difference]: Finished difference Result 7669 states and 20504 transitions. [2022-03-15 15:01:02,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:02,826 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:02,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:02,837 INFO L225 Difference]: With dead ends: 7669 [2022-03-15 15:01:02,837 INFO L226 Difference]: Without dead ends: 7669 [2022-03-15 15:01:02,838 INFO L932 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 [2022-03-15 15:01:02,838 INFO L933 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 [2022-03-15 15:01:02,838 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [936 Valid, 2330 Invalid, 2010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1864 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:01:02,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7669 states. [2022-03-15 15:01:02,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7669 to 6184. [2022-03-15 15:01:02,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6184 states, 6180 states have (on average 2.7459546925566345) internal successors, (16970), 6183 states have internal predecessors, (16970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:02,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6184 states to 6184 states and 16970 transitions. [2022-03-15 15:01:02,924 INFO L78 Accepts]: Start accepts. Automaton has 6184 states and 16970 transitions. Word has length 98 [2022-03-15 15:01:02,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:02,924 INFO L470 AbstractCegarLoop]: Abstraction has 6184 states and 16970 transitions. [2022-03-15 15:01:02,924 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:02,924 INFO L276 IsEmpty]: Start isEmpty. Operand 6184 states and 16970 transitions. [2022-03-15 15:01:02,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:02,929 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:02,929 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:02,929 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-03-15 15:01:02,929 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:02,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:02,930 INFO L85 PathProgramCache]: Analyzing trace with hash -114849094, now seen corresponding path program 70 times [2022-03-15 15:01:02,930 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:02,930 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208314171] [2022-03-15 15:01:02,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:02,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:03,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:03,631 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:03,631 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208314171] [2022-03-15 15:01:03,631 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208314171] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:03,631 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:03,631 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:03,631 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729961633] [2022-03-15 15:01:03,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:03,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:03,631 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:03,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:03,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:03,632 INFO L87 Difference]: Start difference. First operand 6184 states and 16970 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:05,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:05,331 INFO L93 Difference]: Finished difference Result 7318 states and 19543 transitions. [2022-03-15 15:01:05,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:05,331 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:05,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:05,342 INFO L225 Difference]: With dead ends: 7318 [2022-03-15 15:01:05,343 INFO L226 Difference]: Without dead ends: 7318 [2022-03-15 15:01:05,343 INFO L932 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 [2022-03-15 15:01:05,343 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1057 mSDsluCounter, 2008 mSDsCounter, 0 mSdLazyCounter, 1911 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:05,343 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1057 Valid, 2311 Invalid, 2050 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1911 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:01:05,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7318 states. [2022-03-15 15:01:05,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7318 to 5904. [2022-03-15 15:01:05,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5904 states, 5900 states have (on average 2.7366101694915255) internal successors, (16146), 5903 states have internal predecessors, (16146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:05,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 5904 states and 16146 transitions. [2022-03-15 15:01:05,424 INFO L78 Accepts]: Start accepts. Automaton has 5904 states and 16146 transitions. Word has length 98 [2022-03-15 15:01:05,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:05,425 INFO L470 AbstractCegarLoop]: Abstraction has 5904 states and 16146 transitions. [2022-03-15 15:01:05,425 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:05,425 INFO L276 IsEmpty]: Start isEmpty. Operand 5904 states and 16146 transitions. [2022-03-15 15:01:05,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:05,429 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:05,429 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:05,429 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-03-15 15:01:05,429 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:05,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:05,430 INFO L85 PathProgramCache]: Analyzing trace with hash 120347688, now seen corresponding path program 1 times [2022-03-15 15:01:05,430 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:05,430 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338161407] [2022-03-15 15:01:05,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:05,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:05,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:05,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:05,519 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:05,519 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338161407] [2022-03-15 15:01:05,519 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338161407] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:05,519 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:05,519 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:01:05,519 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804040792] [2022-03-15 15:01:05,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:05,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:01:05,520 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:05,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:01:05,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:01:05,520 INFO L87 Difference]: Start difference. First operand 5904 states and 16146 transitions. Second operand has 6 states, 5 states have (on average 20.0) internal successors, (100), 6 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:05,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:05,683 INFO L93 Difference]: Finished difference Result 5915 states and 16157 transitions. [2022-03-15 15:01:05,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:01:05,683 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.0) internal successors, (100), 6 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:05,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:05,691 INFO L225 Difference]: With dead ends: 5915 [2022-03-15 15:01:05,691 INFO L226 Difference]: Without dead ends: 5812 [2022-03-15 15:01:05,691 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:01:05,691 INFO L933 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, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:05,692 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [16 Valid, 538 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 15:01:05,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5812 states. [2022-03-15 15:01:05,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5812 to 5812. [2022-03-15 15:01:05,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5812 states, 5810 states have (on average 2.7607573149741826) internal successors, (16040), 5811 states have internal predecessors, (16040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:05,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5812 states to 5812 states and 16040 transitions. [2022-03-15 15:01:05,753 INFO L78 Accepts]: Start accepts. Automaton has 5812 states and 16040 transitions. Word has length 100 [2022-03-15 15:01:05,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:05,753 INFO L470 AbstractCegarLoop]: Abstraction has 5812 states and 16040 transitions. [2022-03-15 15:01:05,753 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.0) internal successors, (100), 6 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:05,753 INFO L276 IsEmpty]: Start isEmpty. Operand 5812 states and 16040 transitions. [2022-03-15 15:01:05,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:05,758 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:05,758 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:05,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-03-15 15:01:05,758 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:05,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:05,758 INFO L85 PathProgramCache]: Analyzing trace with hash -249231380, now seen corresponding path program 1 times [2022-03-15 15:01:05,758 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:05,758 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410050022] [2022-03-15 15:01:05,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:05,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:05,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:07,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:07,069 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:07,069 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410050022] [2022-03-15 15:01:07,069 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410050022] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:07,072 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:07,072 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:07,072 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951114529] [2022-03-15 15:01:07,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:07,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:07,072 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:07,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:07,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:07,073 INFO L87 Difference]: Start difference. First operand 5812 states and 16040 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:08,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:08,271 INFO L93 Difference]: Finished difference Result 6492 states and 17806 transitions. [2022-03-15 15:01:08,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:08,271 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:08,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:08,282 INFO L225 Difference]: With dead ends: 6492 [2022-03-15 15:01:08,282 INFO L226 Difference]: Without dead ends: 6492 [2022-03-15 15:01:08,283 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:08,283 INFO L933 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 [2022-03-15 15:01:08,283 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [858 Valid, 1636 Invalid, 974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:01:08,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6492 states. [2022-03-15 15:01:08,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6492 to 6220. [2022-03-15 15:01:08,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6220 states, 6218 states have (on average 2.7680926342875525) internal successors, (17212), 6219 states have internal predecessors, (17212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:08,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6220 states to 6220 states and 17212 transitions. [2022-03-15 15:01:08,365 INFO L78 Accepts]: Start accepts. Automaton has 6220 states and 17212 transitions. Word has length 100 [2022-03-15 15:01:08,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:08,365 INFO L470 AbstractCegarLoop]: Abstraction has 6220 states and 17212 transitions. [2022-03-15 15:01:08,365 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:08,365 INFO L276 IsEmpty]: Start isEmpty. Operand 6220 states and 17212 transitions. [2022-03-15 15:01:08,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:08,370 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:08,370 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:08,370 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-03-15 15:01:08,370 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:08,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:08,371 INFO L85 PathProgramCache]: Analyzing trace with hash -823594260, now seen corresponding path program 2 times [2022-03-15 15:01:08,371 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:08,371 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026816720] [2022-03-15 15:01:08,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:08,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:08,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:09,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:09,188 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:09,188 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026816720] [2022-03-15 15:01:09,189 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026816720] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:09,189 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:09,189 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:09,189 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016277423] [2022-03-15 15:01:09,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:09,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:09,189 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:09,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:09,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:09,189 INFO L87 Difference]: Start difference. First operand 6220 states and 17212 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:10,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:10,290 INFO L93 Difference]: Finished difference Result 7252 states and 19612 transitions. [2022-03-15 15:01:10,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:01:10,290 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:10,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:10,304 INFO L225 Difference]: With dead ends: 7252 [2022-03-15 15:01:10,304 INFO L226 Difference]: Without dead ends: 7252 [2022-03-15 15:01:10,305 INFO L932 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 [2022-03-15 15:01:10,305 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 745 mSDsluCounter, 1392 mSDsCounter, 0 mSdLazyCounter, 953 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 745 SdHoareTripleChecker+Valid, 1640 SdHoareTripleChecker+Invalid, 1000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 953 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:10,305 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [745 Valid, 1640 Invalid, 1000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 953 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:01:10,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7252 states. [2022-03-15 15:01:10,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7252 to 6276. [2022-03-15 15:01:10,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6276 states, 6274 states have (on average 2.7695250239081926) internal successors, (17376), 6275 states have internal predecessors, (17376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:10,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6276 states to 6276 states and 17376 transitions. [2022-03-15 15:01:10,382 INFO L78 Accepts]: Start accepts. Automaton has 6276 states and 17376 transitions. Word has length 100 [2022-03-15 15:01:10,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:10,382 INFO L470 AbstractCegarLoop]: Abstraction has 6276 states and 17376 transitions. [2022-03-15 15:01:10,382 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) [2022-03-15 15:01:10,382 INFO L276 IsEmpty]: Start isEmpty. Operand 6276 states and 17376 transitions. [2022-03-15 15:01:10,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:10,386 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:10,386 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:10,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-03-15 15:01:10,387 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:10,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:10,387 INFO L85 PathProgramCache]: Analyzing trace with hash 813282944, now seen corresponding path program 3 times [2022-03-15 15:01:10,387 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:10,387 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838144755] [2022-03-15 15:01:10,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:10,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:10,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:11,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:11,143 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:11,143 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838144755] [2022-03-15 15:01:11,143 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838144755] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:11,143 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:11,143 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:11,143 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175003820] [2022-03-15 15:01:11,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:11,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:11,143 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:11,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:11,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:11,144 INFO L87 Difference]: Start difference. First operand 6276 states and 17376 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:12,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:12,379 INFO L93 Difference]: Finished difference Result 7504 states and 20322 transitions. [2022-03-15 15:01:12,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:12,380 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:12,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:12,411 INFO L225 Difference]: With dead ends: 7504 [2022-03-15 15:01:12,411 INFO L226 Difference]: Without dead ends: 7504 [2022-03-15 15:01:12,411 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:12,411 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 709 mSDsluCounter, 1428 mSDsCounter, 0 mSdLazyCounter, 934 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 709 SdHoareTripleChecker+Valid, 1697 SdHoareTripleChecker+Invalid, 977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 934 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:12,411 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [709 Valid, 1697 Invalid, 977 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 934 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:01:12,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7504 states. [2022-03-15 15:01:12,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7504 to 6276. [2022-03-15 15:01:12,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6276 states, 6274 states have (on average 2.7695250239081926) internal successors, (17376), 6275 states have internal predecessors, (17376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:12,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6276 states to 6276 states and 17376 transitions. [2022-03-15 15:01:12,544 INFO L78 Accepts]: Start accepts. Automaton has 6276 states and 17376 transitions. Word has length 100 [2022-03-15 15:01:12,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:12,544 INFO L470 AbstractCegarLoop]: Abstraction has 6276 states and 17376 transitions. [2022-03-15 15:01:12,544 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:12,544 INFO L276 IsEmpty]: Start isEmpty. Operand 6276 states and 17376 transitions. [2022-03-15 15:01:12,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:12,550 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:12,550 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:12,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-03-15 15:01:12,550 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:12,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:12,551 INFO L85 PathProgramCache]: Analyzing trace with hash -189978204, now seen corresponding path program 4 times [2022-03-15 15:01:12,551 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:12,551 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903879932] [2022-03-15 15:01:12,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:12,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:12,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:13,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:13,567 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:13,568 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903879932] [2022-03-15 15:01:13,568 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903879932] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:13,568 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:13,568 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:13,568 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915993207] [2022-03-15 15:01:13,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:13,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:13,568 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:13,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:13,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:13,569 INFO L87 Difference]: Start difference. First operand 6276 states and 17376 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:14,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:14,978 INFO L93 Difference]: Finished difference Result 7756 states and 21032 transitions. [2022-03-15 15:01:14,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:14,979 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:14,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:15,001 INFO L225 Difference]: With dead ends: 7756 [2022-03-15 15:01:15,002 INFO L226 Difference]: Without dead ends: 7756 [2022-03-15 15:01:15,002 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:15,002 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 793 mSDsluCounter, 1137 mSDsCounter, 0 mSdLazyCounter, 842 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 793 SdHoareTripleChecker+Valid, 1399 SdHoareTripleChecker+Invalid, 909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:15,002 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [793 Valid, 1399 Invalid, 909 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 842 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:01:15,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7756 states. [2022-03-15 15:01:15,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7756 to 6276. [2022-03-15 15:01:15,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6276 states, 6274 states have (on average 2.7695250239081926) internal successors, (17376), 6275 states have internal predecessors, (17376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:15,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6276 states to 6276 states and 17376 transitions. [2022-03-15 15:01:15,203 INFO L78 Accepts]: Start accepts. Automaton has 6276 states and 17376 transitions. Word has length 100 [2022-03-15 15:01:15,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:15,203 INFO L470 AbstractCegarLoop]: Abstraction has 6276 states and 17376 transitions. [2022-03-15 15:01:15,203 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:15,203 INFO L276 IsEmpty]: Start isEmpty. Operand 6276 states and 17376 transitions. [2022-03-15 15:01:15,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:15,217 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:15,217 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:15,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-03-15 15:01:15,217 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:15,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:15,217 INFO L85 PathProgramCache]: Analyzing trace with hash -1751029418, now seen corresponding path program 5 times [2022-03-15 15:01:15,217 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:15,217 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475237489] [2022-03-15 15:01:15,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:15,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:15,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:16,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:16,350 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:16,350 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475237489] [2022-03-15 15:01:16,350 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475237489] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:16,350 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:16,351 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:16,351 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048509030] [2022-03-15 15:01:16,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:16,351 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:16,351 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:16,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:16,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:16,351 INFO L87 Difference]: Start difference. First operand 6276 states and 17376 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:17,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:17,598 INFO L93 Difference]: Finished difference Result 7840 states and 21250 transitions. [2022-03-15 15:01:17,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:17,599 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 [2022-03-15 15:01:17,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:17,609 INFO L225 Difference]: With dead ends: 7840 [2022-03-15 15:01:17,609 INFO L226 Difference]: Without dead ends: 7840 [2022-03-15 15:01:17,610 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:17,610 INFO L933 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, 0.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:17,610 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [723 Valid, 1251 Invalid, 774 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 708 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 15:01:17,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7840 states. [2022-03-15 15:01:17,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7840 to 6276. [2022-03-15 15:01:17,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6276 states, 6274 states have (on average 2.7695250239081926) internal successors, (17376), 6275 states have internal predecessors, (17376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:17,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6276 states to 6276 states and 17376 transitions. [2022-03-15 15:01:17,688 INFO L78 Accepts]: Start accepts. Automaton has 6276 states and 17376 transitions. Word has length 100 [2022-03-15 15:01:17,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:17,689 INFO L470 AbstractCegarLoop]: Abstraction has 6276 states and 17376 transitions. [2022-03-15 15:01:17,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:17,689 INFO L276 IsEmpty]: Start isEmpty. Operand 6276 states and 17376 transitions. [2022-03-15 15:01:17,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:17,693 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:17,693 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:17,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-03-15 15:01:17,694 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:17,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:17,694 INFO L85 PathProgramCache]: Analyzing trace with hash 318499684, now seen corresponding path program 6 times [2022-03-15 15:01:17,694 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:17,694 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71978066] [2022-03-15 15:01:17,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:17,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:17,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:18,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:18,470 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:18,470 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71978066] [2022-03-15 15:01:18,471 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71978066] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:18,471 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:18,471 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:18,471 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068982241] [2022-03-15 15:01:18,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:18,471 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:18,471 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:18,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:18,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:18,471 INFO L87 Difference]: Start difference. First operand 6276 states and 17376 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:19,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:19,596 INFO L93 Difference]: Finished difference Result 7448 states and 20172 transitions. [2022-03-15 15:01:19,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:01:19,596 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:19,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:19,607 INFO L225 Difference]: With dead ends: 7448 [2022-03-15 15:01:19,607 INFO L226 Difference]: Without dead ends: 7448 [2022-03-15 15:01:19,607 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:01:19,607 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 652 mSDsluCounter, 1273 mSDsCounter, 0 mSdLazyCounter, 809 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 652 SdHoareTripleChecker+Valid, 1502 SdHoareTripleChecker+Invalid, 873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:19,607 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [652 Valid, 1502 Invalid, 873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 809 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:01:19,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7448 states. [2022-03-15 15:01:19,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7448 to 6388. [2022-03-15 15:01:19,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6388 states, 6386 states have (on average 2.772314437832759) internal successors, (17704), 6387 states have internal predecessors, (17704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:19,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6388 states to 6388 states and 17704 transitions. [2022-03-15 15:01:19,687 INFO L78 Accepts]: Start accepts. Automaton has 6388 states and 17704 transitions. Word has length 100 [2022-03-15 15:01:19,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:19,687 INFO L470 AbstractCegarLoop]: Abstraction has 6388 states and 17704 transitions. [2022-03-15 15:01:19,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:19,687 INFO L276 IsEmpty]: Start isEmpty. Operand 6388 states and 17704 transitions. [2022-03-15 15:01:19,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:19,692 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:19,692 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:19,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-03-15 15:01:19,692 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:19,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:19,692 INFO L85 PathProgramCache]: Analyzing trace with hash -1222617042, now seen corresponding path program 7 times [2022-03-15 15:01:19,692 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:19,693 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777456509] [2022-03-15 15:01:19,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:19,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:20,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:20,415 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:20,415 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777456509] [2022-03-15 15:01:20,416 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777456509] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:20,416 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:20,416 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:20,416 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573011973] [2022-03-15 15:01:20,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:20,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:20,416 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:20,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:20,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:20,416 INFO L87 Difference]: Start difference. First operand 6388 states and 17704 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:21,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:21,592 INFO L93 Difference]: Finished difference Result 7728 states and 20936 transitions. [2022-03-15 15:01:21,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:01:21,592 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:21,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:21,603 INFO L225 Difference]: With dead ends: 7728 [2022-03-15 15:01:21,603 INFO L226 Difference]: Without dead ends: 7728 [2022-03-15 15:01:21,604 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:01:21,604 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 759 mSDsluCounter, 1114 mSDsCounter, 0 mSdLazyCounter, 768 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 759 SdHoareTripleChecker+Valid, 1361 SdHoareTripleChecker+Invalid, 832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:21,604 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [759 Valid, 1361 Invalid, 832 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 768 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:01:21,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7728 states. [2022-03-15 15:01:21,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7728 to 6402. [2022-03-15 15:01:21,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6402 states, 6400 states have (on average 2.77265625) internal successors, (17745), 6401 states have internal predecessors, (17745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:21,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6402 states to 6402 states and 17745 transitions. [2022-03-15 15:01:21,688 INFO L78 Accepts]: Start accepts. Automaton has 6402 states and 17745 transitions. Word has length 100 [2022-03-15 15:01:21,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:21,688 INFO L470 AbstractCegarLoop]: Abstraction has 6402 states and 17745 transitions. [2022-03-15 15:01:21,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:21,688 INFO L276 IsEmpty]: Start isEmpty. Operand 6402 states and 17745 transitions. [2022-03-15 15:01:21,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:21,693 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:21,693 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:21,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-03-15 15:01:21,693 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:21,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:21,694 INFO L85 PathProgramCache]: Analyzing trace with hash 414260162, now seen corresponding path program 8 times [2022-03-15 15:01:21,694 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:21,694 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293648248] [2022-03-15 15:01:21,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:21,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:21,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:22,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:22,661 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:22,661 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293648248] [2022-03-15 15:01:22,661 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293648248] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:22,661 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:22,661 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:22,661 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106994263] [2022-03-15 15:01:22,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:22,661 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:22,661 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:22,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:22,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:22,662 INFO L87 Difference]: Start difference. First operand 6402 states and 17745 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:24,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:24,035 INFO L93 Difference]: Finished difference Result 7714 states and 20923 transitions. [2022-03-15 15:01:24,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:24,035 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:24,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:24,047 INFO L225 Difference]: With dead ends: 7714 [2022-03-15 15:01:24,048 INFO L226 Difference]: Without dead ends: 7714 [2022-03-15 15:01:24,048 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:24,048 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 642 mSDsluCounter, 1326 mSDsCounter, 0 mSdLazyCounter, 912 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 642 SdHoareTripleChecker+Valid, 1576 SdHoareTripleChecker+Invalid, 972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:24,048 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [642 Valid, 1576 Invalid, 972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 912 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:01:24,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7714 states. [2022-03-15 15:01:24,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7714 to 6388. [2022-03-15 15:01:24,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6388 states, 6386 states have (on average 2.772314437832759) internal successors, (17704), 6387 states have internal predecessors, (17704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:24,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6388 states to 6388 states and 17704 transitions. [2022-03-15 15:01:24,133 INFO L78 Accepts]: Start accepts. Automaton has 6388 states and 17704 transitions. Word has length 100 [2022-03-15 15:01:24,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:24,134 INFO L470 AbstractCegarLoop]: Abstraction has 6388 states and 17704 transitions. [2022-03-15 15:01:24,134 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:24,134 INFO L276 IsEmpty]: Start isEmpty. Operand 6388 states and 17704 transitions. [2022-03-15 15:01:24,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:24,139 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:24,139 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:24,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-03-15 15:01:24,139 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:24,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:24,139 INFO L85 PathProgramCache]: Analyzing trace with hash 425084780, now seen corresponding path program 9 times [2022-03-15 15:01:24,139 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:24,139 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177172220] [2022-03-15 15:01:24,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:24,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:24,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:24,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:24,923 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:24,923 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177172220] [2022-03-15 15:01:24,923 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177172220] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:24,923 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:24,923 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:24,923 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052617436] [2022-03-15 15:01:24,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:24,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:24,924 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:24,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:24,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:24,924 INFO L87 Difference]: Start difference. First operand 6388 states and 17704 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:26,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:26,211 INFO L93 Difference]: Finished difference Result 7756 states and 21032 transitions. [2022-03-15 15:01:26,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:01:26,212 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:26,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:26,222 INFO L225 Difference]: With dead ends: 7756 [2022-03-15 15:01:26,223 INFO L226 Difference]: Without dead ends: 7756 [2022-03-15 15:01:26,223 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:01:26,223 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 683 mSDsluCounter, 1275 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 683 SdHoareTripleChecker+Valid, 1518 SdHoareTripleChecker+Invalid, 950 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:26,223 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [683 Valid, 1518 Invalid, 950 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:01:26,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7756 states. [2022-03-15 15:01:26,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7756 to 6416. [2022-03-15 15:01:26,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6416 states, 6414 states have (on average 2.772996570003118) internal successors, (17786), 6415 states have internal predecessors, (17786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:26,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6416 states to 6416 states and 17786 transitions. [2022-03-15 15:01:26,304 INFO L78 Accepts]: Start accepts. Automaton has 6416 states and 17786 transitions. Word has length 100 [2022-03-15 15:01:26,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:26,304 INFO L470 AbstractCegarLoop]: Abstraction has 6416 states and 17786 transitions. [2022-03-15 15:01:26,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:26,304 INFO L276 IsEmpty]: Start isEmpty. Operand 6416 states and 17786 transitions. [2022-03-15 15:01:26,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:26,309 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:26,309 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:26,309 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-03-15 15:01:26,309 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:26,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:26,309 INFO L85 PathProgramCache]: Analyzing trace with hash 2061961984, now seen corresponding path program 10 times [2022-03-15 15:01:26,310 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:26,310 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559624809] [2022-03-15 15:01:26,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:26,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:26,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:27,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:27,387 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:27,387 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559624809] [2022-03-15 15:01:27,387 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559624809] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:27,388 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:27,388 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:27,388 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60129312] [2022-03-15 15:01:27,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:27,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:27,388 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:27,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:27,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:27,388 INFO L87 Difference]: Start difference. First operand 6416 states and 17786 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:28,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:28,630 INFO L93 Difference]: Finished difference Result 8008 states and 21742 transitions. [2022-03-15 15:01:28,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:28,631 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 [2022-03-15 15:01:28,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:28,643 INFO L225 Difference]: With dead ends: 8008 [2022-03-15 15:01:28,644 INFO L226 Difference]: Without dead ends: 8008 [2022-03-15 15:01:28,644 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:28,644 INFO L933 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 [2022-03-15 15:01:28,644 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [778 Valid, 1279 Invalid, 815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 736 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:01:28,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8008 states. [2022-03-15 15:01:28,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8008 to 6402. [2022-03-15 15:01:28,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6402 states, 6400 states have (on average 2.77265625) internal successors, (17745), 6401 states have internal predecessors, (17745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:28,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6402 states to 6402 states and 17745 transitions. [2022-03-15 15:01:28,731 INFO L78 Accepts]: Start accepts. Automaton has 6402 states and 17745 transitions. Word has length 100 [2022-03-15 15:01:28,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:28,731 INFO L470 AbstractCegarLoop]: Abstraction has 6402 states and 17745 transitions. [2022-03-15 15:01:28,731 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:28,731 INFO L276 IsEmpty]: Start isEmpty. Operand 6402 states and 17745 transitions. [2022-03-15 15:01:28,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:28,736 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:28,736 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:28,736 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-03-15 15:01:28,736 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:28,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:28,737 INFO L85 PathProgramCache]: Analyzing trace with hash 1058700836, now seen corresponding path program 11 times [2022-03-15 15:01:28,737 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:28,737 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082771182] [2022-03-15 15:01:28,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:28,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:28,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:29,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:29,654 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:29,654 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082771182] [2022-03-15 15:01:29,654 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082771182] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:29,654 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:29,654 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:29,654 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008379089] [2022-03-15 15:01:29,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:29,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:29,654 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:29,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:29,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:29,655 INFO L87 Difference]: Start difference. First operand 6402 states and 17745 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:31,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:31,149 INFO L93 Difference]: Finished difference Result 7980 states and 21674 transitions. [2022-03-15 15:01:31,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:31,150 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:31,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:31,162 INFO L225 Difference]: With dead ends: 7980 [2022-03-15 15:01:31,163 INFO L226 Difference]: Without dead ends: 7980 [2022-03-15 15:01:31,163 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:31,163 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 649 mSDsluCounter, 1454 mSDsCounter, 0 mSdLazyCounter, 1007 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 649 SdHoareTripleChecker+Valid, 1705 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1007 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:31,163 INFO L934 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] [2022-03-15 15:01:31,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7980 states. [2022-03-15 15:01:31,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7980 to 6388. [2022-03-15 15:01:31,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6388 states, 6386 states have (on average 2.772314437832759) internal successors, (17704), 6387 states have internal predecessors, (17704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:31,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6388 states to 6388 states and 17704 transitions. [2022-03-15 15:01:31,261 INFO L78 Accepts]: Start accepts. Automaton has 6388 states and 17704 transitions. Word has length 100 [2022-03-15 15:01:31,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:31,261 INFO L470 AbstractCegarLoop]: Abstraction has 6388 states and 17704 transitions. [2022-03-15 15:01:31,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:31,261 INFO L276 IsEmpty]: Start isEmpty. Operand 6388 states and 17704 transitions. [2022-03-15 15:01:31,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:31,266 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:31,266 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:31,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-03-15 15:01:31,266 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:31,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:31,267 INFO L85 PathProgramCache]: Analyzing trace with hash 877575256, now seen corresponding path program 12 times [2022-03-15 15:01:31,267 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:31,267 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769582376] [2022-03-15 15:01:31,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:31,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:31,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:32,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:32,126 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:32,126 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769582376] [2022-03-15 15:01:32,126 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769582376] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:32,126 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:32,127 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:32,127 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580214007] [2022-03-15 15:01:32,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:32,127 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:32,127 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:32,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:32,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:32,127 INFO L87 Difference]: Start difference. First operand 6388 states and 17704 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:33,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:33,099 INFO L93 Difference]: Finished difference Result 7644 states and 20704 transitions. [2022-03-15 15:01:33,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:01:33,099 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:33,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:33,112 INFO L225 Difference]: With dead ends: 7644 [2022-03-15 15:01:33,113 INFO L226 Difference]: Without dead ends: 7644 [2022-03-15 15:01:33,113 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:01:33,113 INFO L933 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 [2022-03-15 15:01:33,113 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [673 Valid, 1106 Invalid, 650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 595 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-15 15:01:33,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7644 states. [2022-03-15 15:01:33,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7644 to 6430. [2022-03-15 15:01:33,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6430 states, 6428 states have (on average 2.773335407591786) internal successors, (17827), 6429 states have internal predecessors, (17827), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:33,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6430 states to 6430 states and 17827 transitions. [2022-03-15 15:01:33,221 INFO L78 Accepts]: Start accepts. Automaton has 6430 states and 17827 transitions. Word has length 100 [2022-03-15 15:01:33,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:33,221 INFO L470 AbstractCegarLoop]: Abstraction has 6430 states and 17827 transitions. [2022-03-15 15:01:33,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:33,221 INFO L276 IsEmpty]: Start isEmpty. Operand 6430 states and 17827 transitions. [2022-03-15 15:01:33,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:33,226 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:33,227 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:33,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-03-15 15:01:33,227 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:33,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:33,227 INFO L85 PathProgramCache]: Analyzing trace with hash -1780514836, now seen corresponding path program 13 times [2022-03-15 15:01:33,227 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:33,227 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305471366] [2022-03-15 15:01:33,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:33,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:33,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:34,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:34,329 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:34,329 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305471366] [2022-03-15 15:01:34,330 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305471366] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:34,330 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:34,330 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:34,330 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268139514] [2022-03-15 15:01:34,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:34,330 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:34,330 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:34,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:34,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:34,330 INFO L87 Difference]: Start difference. First operand 6430 states and 17827 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:35,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:35,632 INFO L93 Difference]: Finished difference Result 7896 states and 21414 transitions. [2022-03-15 15:01:35,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:35,632 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:35,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:35,645 INFO L225 Difference]: With dead ends: 7896 [2022-03-15 15:01:35,645 INFO L226 Difference]: Without dead ends: 7896 [2022-03-15 15:01:35,646 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:35,646 INFO L933 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 [2022-03-15 15:01:35,646 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [729 Valid, 1433 Invalid, 934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 865 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:01:35,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7896 states. [2022-03-15 15:01:35,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7896 to 6416. [2022-03-15 15:01:35,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6416 states, 6414 states have (on average 2.772996570003118) internal successors, (17786), 6415 states have internal predecessors, (17786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:35,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6416 states to 6416 states and 17786 transitions. [2022-03-15 15:01:35,730 INFO L78 Accepts]: Start accepts. Automaton has 6416 states and 17786 transitions. Word has length 100 [2022-03-15 15:01:35,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:35,731 INFO L470 AbstractCegarLoop]: Abstraction has 6416 states and 17786 transitions. [2022-03-15 15:01:35,731 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:35,731 INFO L276 IsEmpty]: Start isEmpty. Operand 6416 states and 17786 transitions. [2022-03-15 15:01:35,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:35,735 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:35,735 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:35,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-03-15 15:01:35,735 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:35,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:35,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1511191312, now seen corresponding path program 14 times [2022-03-15 15:01:35,736 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:35,736 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715014352] [2022-03-15 15:01:35,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:35,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:35,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:37,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:37,129 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:37,129 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715014352] [2022-03-15 15:01:37,129 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715014352] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:37,129 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:37,129 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:37,130 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591317323] [2022-03-15 15:01:37,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:37,130 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:37,130 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:37,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:37,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:37,130 INFO L87 Difference]: Start difference. First operand 6416 states and 17786 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:38,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:38,679 INFO L93 Difference]: Finished difference Result 8148 states and 22124 transitions. [2022-03-15 15:01:38,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:38,679 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:38,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:38,692 INFO L225 Difference]: With dead ends: 8148 [2022-03-15 15:01:38,692 INFO L226 Difference]: Without dead ends: 8148 [2022-03-15 15:01:38,693 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:38,693 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 734 mSDsluCounter, 1566 mSDsCounter, 0 mSdLazyCounter, 1132 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 734 SdHoareTripleChecker+Valid, 1810 SdHoareTripleChecker+Invalid, 1200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 1132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:38,693 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [734 Valid, 1810 Invalid, 1200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 1132 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:01:38,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8148 states. [2022-03-15 15:01:38,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8148 to 6402. [2022-03-15 15:01:38,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6402 states, 6400 states have (on average 2.77265625) internal successors, (17745), 6401 states have internal predecessors, (17745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:38,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6402 states to 6402 states and 17745 transitions. [2022-03-15 15:01:38,785 INFO L78 Accepts]: Start accepts. Automaton has 6402 states and 17745 transitions. Word has length 100 [2022-03-15 15:01:38,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:38,785 INFO L470 AbstractCegarLoop]: Abstraction has 6402 states and 17745 transitions. [2022-03-15 15:01:38,785 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:38,785 INFO L276 IsEmpty]: Start isEmpty. Operand 6402 states and 17745 transitions. [2022-03-15 15:01:38,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:38,790 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:38,790 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:38,790 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-03-15 15:01:38,790 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:38,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:38,791 INFO L85 PathProgramCache]: Analyzing trace with hash -49859902, now seen corresponding path program 15 times [2022-03-15 15:01:38,791 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:38,791 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106776552] [2022-03-15 15:01:38,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:38,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:38,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:39,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:39,919 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:39,919 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106776552] [2022-03-15 15:01:39,919 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106776552] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:39,919 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:39,919 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:39,919 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090919895] [2022-03-15 15:01:39,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:39,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:39,919 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:39,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:39,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:39,920 INFO L87 Difference]: Start difference. First operand 6402 states and 17745 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:41,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:41,286 INFO L93 Difference]: Finished difference Result 8022 states and 21769 transitions. [2022-03-15 15:01:41,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:41,286 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:41,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:41,298 INFO L225 Difference]: With dead ends: 8022 [2022-03-15 15:01:41,298 INFO L226 Difference]: Without dead ends: 8022 [2022-03-15 15:01:41,298 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:41,299 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 705 mSDsluCounter, 1127 mSDsCounter, 0 mSdLazyCounter, 823 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 705 SdHoareTripleChecker+Valid, 1382 SdHoareTripleChecker+Invalid, 890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 823 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:41,299 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [705 Valid, 1382 Invalid, 890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 823 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:01:41,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8022 states. [2022-03-15 15:01:41,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8022 to 6388. [2022-03-15 15:01:41,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6388 states, 6386 states have (on average 2.772314437832759) internal successors, (17704), 6387 states have internal predecessors, (17704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:41,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6388 states to 6388 states and 17704 transitions. [2022-03-15 15:01:41,379 INFO L78 Accepts]: Start accepts. Automaton has 6388 states and 17704 transitions. Word has length 100 [2022-03-15 15:01:41,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:41,380 INFO L470 AbstractCegarLoop]: Abstraction has 6388 states and 17704 transitions. [2022-03-15 15:01:41,380 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:41,380 INFO L276 IsEmpty]: Start isEmpty. Operand 6388 states and 17704 transitions. [2022-03-15 15:01:41,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:41,384 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:41,384 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:41,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-03-15 15:01:41,384 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:41,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:41,384 INFO L85 PathProgramCache]: Analyzing trace with hash -693296730, now seen corresponding path program 16 times [2022-03-15 15:01:41,385 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:41,385 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797535208] [2022-03-15 15:01:41,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:41,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:41,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:42,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:42,111 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:42,111 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797535208] [2022-03-15 15:01:42,111 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797535208] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:42,111 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:42,111 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:42,111 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942342613] [2022-03-15 15:01:42,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:42,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:42,112 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:42,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:42,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:42,112 INFO L87 Difference]: Start difference. First operand 6388 states and 17704 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:43,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:43,183 INFO L93 Difference]: Finished difference Result 8120 states and 22056 transitions. [2022-03-15 15:01:43,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:01:43,184 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:43,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:43,196 INFO L225 Difference]: With dead ends: 8120 [2022-03-15 15:01:43,196 INFO L226 Difference]: Without dead ends: 8120 [2022-03-15 15:01:43,196 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:01:43,197 INFO L933 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 [2022-03-15 15:01:43,197 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [675 Valid, 1128 Invalid, 718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 650 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 15:01:43,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8120 states. [2022-03-15 15:01:43,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8120 to 6472. [2022-03-15 15:01:43,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6472 states, 6470 states have (on average 2.7743431221020094) internal successors, (17950), 6471 states have internal predecessors, (17950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:43,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6472 states to 6472 states and 17950 transitions. [2022-03-15 15:01:43,280 INFO L78 Accepts]: Start accepts. Automaton has 6472 states and 17950 transitions. Word has length 100 [2022-03-15 15:01:43,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:43,280 INFO L470 AbstractCegarLoop]: Abstraction has 6472 states and 17950 transitions. [2022-03-15 15:01:43,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:43,280 INFO L276 IsEmpty]: Start isEmpty. Operand 6472 states and 17950 transitions. [2022-03-15 15:01:43,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:43,286 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:43,286 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:43,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-03-15 15:01:43,286 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:43,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:43,286 INFO L85 PathProgramCache]: Analyzing trace with hash 2060553840, now seen corresponding path program 17 times [2022-03-15 15:01:43,287 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:43,287 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279730338] [2022-03-15 15:01:43,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:43,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:43,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:44,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:44,191 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:44,191 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279730338] [2022-03-15 15:01:44,191 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279730338] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:44,191 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:44,191 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:44,191 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817725123] [2022-03-15 15:01:44,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:44,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:44,191 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:44,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:44,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:44,192 INFO L87 Difference]: Start difference. First operand 6472 states and 17950 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:45,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:45,423 INFO L93 Difference]: Finished difference Result 8400 states and 22820 transitions. [2022-03-15 15:01:45,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:01:45,423 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:45,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:45,435 INFO L225 Difference]: With dead ends: 8400 [2022-03-15 15:01:45,435 INFO L226 Difference]: Without dead ends: 8400 [2022-03-15 15:01:45,435 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:01:45,435 INFO L933 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 [2022-03-15 15:01:45,435 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [662 Valid, 1468 Invalid, 913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 846 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:01:45,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8400 states. [2022-03-15 15:01:45,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8400 to 6486. [2022-03-15 15:01:45,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6486 states, 6484 states have (on average 2.774676125848242) internal successors, (17991), 6485 states have internal predecessors, (17991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:45,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6486 states to 6486 states and 17991 transitions. [2022-03-15 15:01:45,525 INFO L78 Accepts]: Start accepts. Automaton has 6486 states and 17991 transitions. Word has length 100 [2022-03-15 15:01:45,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:45,525 INFO L470 AbstractCegarLoop]: Abstraction has 6486 states and 17991 transitions. [2022-03-15 15:01:45,525 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:45,525 INFO L276 IsEmpty]: Start isEmpty. Operand 6486 states and 17991 transitions. [2022-03-15 15:01:45,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:45,530 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:45,530 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:45,530 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-03-15 15:01:45,530 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:45,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:45,531 INFO L85 PathProgramCache]: Analyzing trace with hash -597536252, now seen corresponding path program 18 times [2022-03-15 15:01:45,531 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:45,531 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336984380] [2022-03-15 15:01:45,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:45,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:45,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:46,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:46,399 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:46,399 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336984380] [2022-03-15 15:01:46,399 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336984380] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:46,399 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:46,399 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:46,399 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598637651] [2022-03-15 15:01:46,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:46,399 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:46,399 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:46,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:46,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:46,400 INFO L87 Difference]: Start difference. First operand 6486 states and 17991 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:47,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:47,816 INFO L93 Difference]: Finished difference Result 8386 states and 22807 transitions. [2022-03-15 15:01:47,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:47,817 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:47,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:47,830 INFO L225 Difference]: With dead ends: 8386 [2022-03-15 15:01:47,830 INFO L226 Difference]: Without dead ends: 8386 [2022-03-15 15:01:47,830 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:47,830 INFO L933 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 [2022-03-15 15:01:47,830 INFO L934 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] [2022-03-15 15:01:47,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8386 states. [2022-03-15 15:01:47,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8386 to 6444. [2022-03-15 15:01:47,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6444 states, 6442 states have (on average 2.7736727724309223) internal successors, (17868), 6443 states have internal predecessors, (17868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:47,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6444 states to 6444 states and 17868 transitions. [2022-03-15 15:01:47,922 INFO L78 Accepts]: Start accepts. Automaton has 6444 states and 17868 transitions. Word has length 100 [2022-03-15 15:01:47,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:47,922 INFO L470 AbstractCegarLoop]: Abstraction has 6444 states and 17868 transitions. [2022-03-15 15:01:47,923 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:47,923 INFO L276 IsEmpty]: Start isEmpty. Operand 6444 states and 17868 transitions. [2022-03-15 15:01:47,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:47,927 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:47,927 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:47,928 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-03-15 15:01:47,928 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:47,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:47,929 INFO L85 PathProgramCache]: Analyzing trace with hash -586711634, now seen corresponding path program 19 times [2022-03-15 15:01:47,929 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:47,929 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135128297] [2022-03-15 15:01:47,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:47,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:47,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:48,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:48,644 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:48,644 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135128297] [2022-03-15 15:01:48,644 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135128297] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:48,644 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:48,645 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:48,645 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632458453] [2022-03-15 15:01:48,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:48,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:48,645 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:48,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:48,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:48,645 INFO L87 Difference]: Start difference. First operand 6444 states and 17868 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:49,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:49,725 INFO L93 Difference]: Finished difference Result 8204 states and 22316 transitions. [2022-03-15 15:01:49,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:01:49,725 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:49,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:49,736 INFO L225 Difference]: With dead ends: 8204 [2022-03-15 15:01:49,737 INFO L226 Difference]: Without dead ends: 8204 [2022-03-15 15:01:49,737 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:01:49,737 INFO L933 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 [2022-03-15 15:01:49,737 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [644 Valid, 1255 Invalid, 744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 674 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 15:01:49,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8204 states. [2022-03-15 15:01:49,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8204 to 6472. [2022-03-15 15:01:49,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6472 states, 6470 states have (on average 2.7743431221020094) internal successors, (17950), 6471 states have internal predecessors, (17950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:49,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6472 states to 6472 states and 17950 transitions. [2022-03-15 15:01:49,832 INFO L78 Accepts]: Start accepts. Automaton has 6472 states and 17950 transitions. Word has length 100 [2022-03-15 15:01:49,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:49,832 INFO L470 AbstractCegarLoop]: Abstraction has 6472 states and 17950 transitions. [2022-03-15 15:01:49,832 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:49,833 INFO L276 IsEmpty]: Start isEmpty. Operand 6472 states and 17950 transitions. [2022-03-15 15:01:49,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:49,838 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:49,838 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:49,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-03-15 15:01:49,838 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:49,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:49,838 INFO L85 PathProgramCache]: Analyzing trace with hash 1050165570, now seen corresponding path program 20 times [2022-03-15 15:01:49,838 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:49,838 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568329216] [2022-03-15 15:01:49,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:49,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:50,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:50,835 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:50,835 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568329216] [2022-03-15 15:01:50,835 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568329216] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:50,835 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:50,835 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:50,835 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304496534] [2022-03-15 15:01:50,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:50,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:50,835 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:50,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:50,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:50,836 INFO L87 Difference]: Start difference. First operand 6472 states and 17950 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:52,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:52,401 INFO L93 Difference]: Finished difference Result 8456 states and 23026 transitions. [2022-03-15 15:01:52,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:52,401 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:52,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:52,415 INFO L225 Difference]: With dead ends: 8456 [2022-03-15 15:01:52,415 INFO L226 Difference]: Without dead ends: 8456 [2022-03-15 15:01:52,416 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:52,416 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 675 mSDsluCounter, 1423 mSDsCounter, 0 mSdLazyCounter, 1039 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 675 SdHoareTripleChecker+Valid, 1666 SdHoareTripleChecker+Invalid, 1108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 1039 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:52,416 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [675 Valid, 1666 Invalid, 1108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 1039 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:01:52,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8456 states. [2022-03-15 15:01:52,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8456 to 6458. [2022-03-15 15:01:52,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6458 states, 6456 states have (on average 2.774008674101611) internal successors, (17909), 6457 states have internal predecessors, (17909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:52,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6458 states to 6458 states and 17909 transitions. [2022-03-15 15:01:52,519 INFO L78 Accepts]: Start accepts. Automaton has 6458 states and 17909 transitions. Word has length 100 [2022-03-15 15:01:52,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:52,519 INFO L470 AbstractCegarLoop]: Abstraction has 6458 states and 17909 transitions. [2022-03-15 15:01:52,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:52,520 INFO L276 IsEmpty]: Start isEmpty. Operand 6458 states and 17909 transitions. [2022-03-15 15:01:52,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:52,525 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:52,525 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:52,525 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-03-15 15:01:52,525 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:52,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:52,525 INFO L85 PathProgramCache]: Analyzing trace with hash 46904422, now seen corresponding path program 21 times [2022-03-15 15:01:52,525 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:52,526 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319007212] [2022-03-15 15:01:52,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:52,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:52,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:54,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:54,202 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:54,202 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319007212] [2022-03-15 15:01:54,202 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319007212] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:54,202 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:54,202 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:54,202 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529276451] [2022-03-15 15:01:54,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:54,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:54,202 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:54,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:54,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:54,203 INFO L87 Difference]: Start difference. First operand 6458 states and 17909 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:55,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:55,761 INFO L93 Difference]: Finished difference Result 8652 states and 23572 transitions. [2022-03-15 15:01:55,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:55,761 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:55,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:55,772 INFO L225 Difference]: With dead ends: 8652 [2022-03-15 15:01:55,772 INFO L226 Difference]: Without dead ends: 8652 [2022-03-15 15:01:55,772 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:55,773 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 657 mSDsluCounter, 1335 mSDsCounter, 0 mSdLazyCounter, 937 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 657 SdHoareTripleChecker+Valid, 1584 SdHoareTripleChecker+Invalid, 1021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 937 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:55,773 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [657 Valid, 1584 Invalid, 1021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 937 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:01:55,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8652 states. [2022-03-15 15:01:55,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8652 to 6416. [2022-03-15 15:01:55,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6416 states, 6414 states have (on average 2.772996570003118) internal successors, (17786), 6415 states have internal predecessors, (17786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:55,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6416 states to 6416 states and 17786 transitions. [2022-03-15 15:01:55,857 INFO L78 Accepts]: Start accepts. Automaton has 6416 states and 17786 transitions. Word has length 100 [2022-03-15 15:01:55,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:55,857 INFO L470 AbstractCegarLoop]: Abstraction has 6416 states and 17786 transitions. [2022-03-15 15:01:55,857 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:55,857 INFO L276 IsEmpty]: Start isEmpty. Operand 6416 states and 17786 transitions. [2022-03-15 15:01:55,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:55,862 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:55,862 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:55,862 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-03-15 15:01:55,862 INFO L402 AbstractCegarLoop]: === Iteration 171 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:55,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:55,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1610165990, now seen corresponding path program 22 times [2022-03-15 15:01:55,863 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:55,863 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676563659] [2022-03-15 15:01:55,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:55,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:55,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:56,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:56,505 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:56,505 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676563659] [2022-03-15 15:01:56,505 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676563659] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:56,505 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:56,505 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:56,505 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55223440] [2022-03-15 15:01:56,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:56,505 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:56,505 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:56,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:56,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:56,506 INFO L87 Difference]: Start difference. First operand 6416 states and 17786 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:57,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:57,388 INFO L93 Difference]: Finished difference Result 7672 states and 20800 transitions. [2022-03-15 15:01:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:01:57,389 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:57,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:57,402 INFO L225 Difference]: With dead ends: 7672 [2022-03-15 15:01:57,402 INFO L226 Difference]: Without dead ends: 7672 [2022-03-15 15:01:57,402 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:01:57,403 INFO L933 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 [2022-03-15 15:01:57,403 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [671 Valid, 983 Invalid, 595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 514 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-15 15:01:57,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7672 states. [2022-03-15 15:01:57,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7672 to 6444. [2022-03-15 15:01:57,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6444 states, 6442 states have (on average 2.7736727724309223) internal successors, (17868), 6443 states have internal predecessors, (17868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:57,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6444 states to 6444 states and 17868 transitions. [2022-03-15 15:01:57,492 INFO L78 Accepts]: Start accepts. Automaton has 6444 states and 17868 transitions. Word has length 100 [2022-03-15 15:01:57,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:57,493 INFO L470 AbstractCegarLoop]: Abstraction has 6444 states and 17868 transitions. [2022-03-15 15:01:57,493 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:57,493 INFO L276 IsEmpty]: Start isEmpty. Operand 6444 states and 17868 transitions. [2022-03-15 15:01:57,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:57,498 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:57,498 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:57,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-03-15 15:01:57,498 INFO L402 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:57,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:57,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1266617836, now seen corresponding path program 23 times [2022-03-15 15:01:57,498 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:57,498 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417637280] [2022-03-15 15:01:57,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:57,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:57,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:58,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:58,209 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:58,209 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417637280] [2022-03-15 15:01:58,209 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417637280] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:58,209 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:58,209 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:58,209 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103782418] [2022-03-15 15:01:58,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:58,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:58,209 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:58,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:58,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:58,210 INFO L87 Difference]: Start difference. First operand 6444 states and 17868 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:59,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:59,143 INFO L93 Difference]: Finished difference Result 8036 states and 21796 transitions. [2022-03-15 15:01:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:01:59,143 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:01:59,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:59,156 INFO L225 Difference]: With dead ends: 8036 [2022-03-15 15:01:59,156 INFO L226 Difference]: Without dead ends: 8036 [2022-03-15 15:01:59,157 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:01:59,157 INFO L933 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 [2022-03-15 15:01:59,157 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [629 Valid, 1016 Invalid, 617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 545 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-15 15:01:59,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8036 states. [2022-03-15 15:01:59,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8036 to 6472. [2022-03-15 15:01:59,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6472 states, 6470 states have (on average 2.7743431221020094) internal successors, (17950), 6471 states have internal predecessors, (17950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:59,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6472 states to 6472 states and 17950 transitions. [2022-03-15 15:01:59,255 INFO L78 Accepts]: Start accepts. Automaton has 6472 states and 17950 transitions. Word has length 100 [2022-03-15 15:01:59,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:59,255 INFO L470 AbstractCegarLoop]: Abstraction has 6472 states and 17950 transitions. [2022-03-15 15:01:59,255 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:59,255 INFO L276 IsEmpty]: Start isEmpty. Operand 6472 states and 17950 transitions. [2022-03-15 15:01:59,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:01:59,260 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:59,260 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:59,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-03-15 15:01:59,261 INFO L402 AbstractCegarLoop]: === Iteration 173 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:59,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:59,261 INFO L85 PathProgramCache]: Analyzing trace with hash 1879549198, now seen corresponding path program 24 times [2022-03-15 15:01:59,261 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:59,261 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679280621] [2022-03-15 15:01:59,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:59,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:00,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:00,071 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:00,071 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679280621] [2022-03-15 15:02:00,071 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679280621] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:00,071 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:00,072 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:00,072 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134631754] [2022-03-15 15:02:00,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:00,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:00,072 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:00,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:00,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:00,072 INFO L87 Difference]: Start difference. First operand 6472 states and 17950 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:01,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:01,406 INFO L93 Difference]: Finished difference Result 7980 states and 21646 transitions. [2022-03-15 15:02:01,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:02:01,407 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:01,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:01,419 INFO L225 Difference]: With dead ends: 7980 [2022-03-15 15:02:01,419 INFO L226 Difference]: Without dead ends: 7980 [2022-03-15 15:02:01,419 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:02:01,420 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 686 mSDsluCounter, 1062 mSDsCounter, 0 mSdLazyCounter, 759 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 686 SdHoareTripleChecker+Valid, 1301 SdHoareTripleChecker+Invalid, 829 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 759 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:01,420 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [686 Valid, 1301 Invalid, 829 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 759 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:02:01,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7980 states. [2022-03-15 15:02:01,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7980 to 6486. [2022-03-15 15:02:01,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6486 states, 6484 states have (on average 2.774676125848242) internal successors, (17991), 6485 states have internal predecessors, (17991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:01,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6486 states to 6486 states and 17991 transitions. [2022-03-15 15:02:01,512 INFO L78 Accepts]: Start accepts. Automaton has 6486 states and 17991 transitions. Word has length 100 [2022-03-15 15:02:01,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:01,512 INFO L470 AbstractCegarLoop]: Abstraction has 6486 states and 17991 transitions. [2022-03-15 15:02:01,512 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:01,512 INFO L276 IsEmpty]: Start isEmpty. Operand 6486 states and 17991 transitions. [2022-03-15 15:02:01,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:01,517 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:01,517 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:01,517 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-03-15 15:02:01,517 INFO L402 AbstractCegarLoop]: === Iteration 174 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:01,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:01,517 INFO L85 PathProgramCache]: Analyzing trace with hash -778540894, now seen corresponding path program 25 times [2022-03-15 15:02:01,517 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:01,519 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044596575] [2022-03-15 15:02:01,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:01,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:01,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:02,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:02,580 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:02,580 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044596575] [2022-03-15 15:02:02,580 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044596575] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:02,580 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:02,580 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:02,581 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630654648] [2022-03-15 15:02:02,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:02,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:02,581 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:02,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:02,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:02,581 INFO L87 Difference]: Start difference. First operand 6486 states and 17991 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:03,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:03,889 INFO L93 Difference]: Finished difference Result 7966 states and 21633 transitions. [2022-03-15 15:02:03,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:03,889 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:03,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:03,902 INFO L225 Difference]: With dead ends: 7966 [2022-03-15 15:02:03,902 INFO L226 Difference]: Without dead ends: 7966 [2022-03-15 15:02:03,902 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:03,902 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 670 mSDsluCounter, 1061 mSDsCounter, 0 mSdLazyCounter, 748 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 670 SdHoareTripleChecker+Valid, 1312 SdHoareTripleChecker+Invalid, 835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 748 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:03,902 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [670 Valid, 1312 Invalid, 835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 748 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:02:03,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7966 states. [2022-03-15 15:02:04,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7966 to 6444. [2022-03-15 15:02:04,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6444 states, 6442 states have (on average 2.7736727724309223) internal successors, (17868), 6443 states have internal predecessors, (17868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:04,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6444 states to 6444 states and 17868 transitions. [2022-03-15 15:02:04,075 INFO L78 Accepts]: Start accepts. Automaton has 6444 states and 17868 transitions. Word has length 100 [2022-03-15 15:02:04,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:04,075 INFO L470 AbstractCegarLoop]: Abstraction has 6444 states and 17868 transitions. [2022-03-15 15:02:04,075 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:04,075 INFO L276 IsEmpty]: Start isEmpty. Operand 6444 states and 17868 transitions. [2022-03-15 15:02:04,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:04,081 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:04,081 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:04,081 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-03-15 15:02:04,081 INFO L402 AbstractCegarLoop]: === Iteration 175 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:04,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:04,084 INFO L85 PathProgramCache]: Analyzing trace with hash 1203325262, now seen corresponding path program 26 times [2022-03-15 15:02:04,084 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:04,084 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027774783] [2022-03-15 15:02:04,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:04,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:04,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:04,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:04,779 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:04,779 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027774783] [2022-03-15 15:02:04,779 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027774783] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:04,779 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:04,779 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:04,780 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975056684] [2022-03-15 15:02:04,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:04,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:04,780 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:04,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:04,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:04,780 INFO L87 Difference]: Start difference. First operand 6444 states and 17868 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:05,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:05,734 INFO L93 Difference]: Finished difference Result 7952 states and 21564 transitions. [2022-03-15 15:02:05,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:02:05,734 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:05,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:05,746 INFO L225 Difference]: With dead ends: 7952 [2022-03-15 15:02:05,746 INFO L226 Difference]: Without dead ends: 7952 [2022-03-15 15:02:05,746 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:02:05,747 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 709 mSDsluCounter, 873 mSDsCounter, 0 mSdLazyCounter, 638 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 709 SdHoareTripleChecker+Valid, 1095 SdHoareTripleChecker+Invalid, 706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:05,747 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [709 Valid, 1095 Invalid, 706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 638 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 15:02:05,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7952 states. [2022-03-15 15:02:05,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7952 to 6528. [2022-03-15 15:02:05,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6528 states, 6526 states have (on average 2.775666564511186) internal successors, (18114), 6527 states have internal predecessors, (18114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:05,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6528 states to 6528 states and 18114 transitions. [2022-03-15 15:02:05,840 INFO L78 Accepts]: Start accepts. Automaton has 6528 states and 18114 transitions. Word has length 100 [2022-03-15 15:02:05,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:05,840 INFO L470 AbstractCegarLoop]: Abstraction has 6528 states and 18114 transitions. [2022-03-15 15:02:05,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:05,840 INFO L276 IsEmpty]: Start isEmpty. Operand 6528 states and 18114 transitions. [2022-03-15 15:02:05,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:05,846 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:05,846 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:05,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-03-15 15:02:05,846 INFO L402 AbstractCegarLoop]: === Iteration 176 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:05,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:05,846 INFO L85 PathProgramCache]: Analyzing trace with hash -337791464, now seen corresponding path program 27 times [2022-03-15 15:02:05,846 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:05,846 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615913064] [2022-03-15 15:02:05,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:05,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:05,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:06,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:06,624 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:06,624 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615913064] [2022-03-15 15:02:06,624 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615913064] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:06,625 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:06,625 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:06,625 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316744981] [2022-03-15 15:02:06,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:06,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:06,625 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:06,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:06,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:06,625 INFO L87 Difference]: Start difference. First operand 6528 states and 18114 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:07,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:07,904 INFO L93 Difference]: Finished difference Result 8232 states and 22328 transitions. [2022-03-15 15:02:07,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:02:07,905 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:07,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:07,917 INFO L225 Difference]: With dead ends: 8232 [2022-03-15 15:02:07,917 INFO L226 Difference]: Without dead ends: 8232 [2022-03-15 15:02:07,917 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:02:07,918 INFO L933 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 [2022-03-15 15:02:07,918 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [712 Valid, 1495 Invalid, 990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 914 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:02:07,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8232 states. [2022-03-15 15:02:07,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8232 to 6542. [2022-03-15 15:02:07,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6542 states, 6540 states have (on average 2.775993883792049) internal successors, (18155), 6541 states have internal predecessors, (18155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:08,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6542 states to 6542 states and 18155 transitions. [2022-03-15 15:02:08,007 INFO L78 Accepts]: Start accepts. Automaton has 6542 states and 18155 transitions. Word has length 100 [2022-03-15 15:02:08,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:08,008 INFO L470 AbstractCegarLoop]: Abstraction has 6542 states and 18155 transitions. [2022-03-15 15:02:08,008 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:08,008 INFO L276 IsEmpty]: Start isEmpty. Operand 6542 states and 18155 transitions. [2022-03-15 15:02:08,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:08,015 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:08,015 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:08,015 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2022-03-15 15:02:08,015 INFO L402 AbstractCegarLoop]: === Iteration 177 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:08,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:08,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1299085740, now seen corresponding path program 28 times [2022-03-15 15:02:08,015 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:08,015 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98387632] [2022-03-15 15:02:08,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:08,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:08,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:08,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:08,915 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:08,915 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98387632] [2022-03-15 15:02:08,915 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [98387632] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:08,915 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:08,915 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:08,915 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595865053] [2022-03-15 15:02:08,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:08,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:08,915 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:08,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:08,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:08,918 INFO L87 Difference]: Start difference. First operand 6542 states and 18155 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:10,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:10,266 INFO L93 Difference]: Finished difference Result 8218 states and 22315 transitions. [2022-03-15 15:02:10,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:10,266 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:10,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:10,278 INFO L225 Difference]: With dead ends: 8218 [2022-03-15 15:02:10,278 INFO L226 Difference]: Without dead ends: 8218 [2022-03-15 15:02:10,279 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:10,279 INFO L933 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 [2022-03-15 15:02:10,279 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [659 Valid, 1467 Invalid, 944 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 862 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:02:10,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8218 states. [2022-03-15 15:02:10,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8218 to 6500. [2022-03-15 15:02:10,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6500 states, 6498 states have (on average 2.775007694675285) internal successors, (18032), 6499 states have internal predecessors, (18032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:10,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6500 states to 6500 states and 18032 transitions. [2022-03-15 15:02:10,368 INFO L78 Accepts]: Start accepts. Automaton has 6500 states and 18032 transitions. Word has length 100 [2022-03-15 15:02:10,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:10,368 INFO L470 AbstractCegarLoop]: Abstraction has 6500 states and 18032 transitions. [2022-03-15 15:02:10,368 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:10,368 INFO L276 IsEmpty]: Start isEmpty. Operand 6500 states and 18032 transitions. [2022-03-15 15:02:10,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:10,373 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:10,373 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:10,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2022-03-15 15:02:10,373 INFO L402 AbstractCegarLoop]: === Iteration 178 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:10,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:10,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1309910358, now seen corresponding path program 29 times [2022-03-15 15:02:10,374 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:10,374 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197813342] [2022-03-15 15:02:10,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:10,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:10,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:11,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:11,267 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:11,267 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197813342] [2022-03-15 15:02:11,267 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197813342] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:11,267 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:11,267 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:11,268 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400762669] [2022-03-15 15:02:11,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:11,268 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:11,268 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:11,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:11,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:11,268 INFO L87 Difference]: Start difference. First operand 6500 states and 18032 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:12,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:12,547 INFO L93 Difference]: Finished difference Result 8260 states and 22424 transitions. [2022-03-15 15:02:12,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:02:12,547 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:12,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:12,562 INFO L225 Difference]: With dead ends: 8260 [2022-03-15 15:02:12,562 INFO L226 Difference]: Without dead ends: 8260 [2022-03-15 15:02:12,562 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:02:12,563 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 630 mSDsluCounter, 1224 mSDsCounter, 0 mSdLazyCounter, 851 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 630 SdHoareTripleChecker+Valid, 1455 SdHoareTripleChecker+Invalid, 916 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 851 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:12,563 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [630 Valid, 1455 Invalid, 916 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 851 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:02:12,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8260 states. [2022-03-15 15:02:12,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8260 to 6528. [2022-03-15 15:02:12,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6528 states, 6526 states have (on average 2.775666564511186) internal successors, (18114), 6527 states have internal predecessors, (18114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:12,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6528 states to 6528 states and 18114 transitions. [2022-03-15 15:02:12,731 INFO L78 Accepts]: Start accepts. Automaton has 6528 states and 18114 transitions. Word has length 100 [2022-03-15 15:02:12,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:12,732 INFO L470 AbstractCegarLoop]: Abstraction has 6528 states and 18114 transitions. [2022-03-15 15:02:12,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:12,732 INFO L276 IsEmpty]: Start isEmpty. Operand 6528 states and 18114 transitions. [2022-03-15 15:02:12,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:12,737 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:12,737 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:12,738 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2022-03-15 15:02:12,738 INFO L402 AbstractCegarLoop]: === Iteration 179 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:12,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:12,740 INFO L85 PathProgramCache]: Analyzing trace with hash -1348179734, now seen corresponding path program 30 times [2022-03-15 15:02:12,741 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:12,741 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354807458] [2022-03-15 15:02:12,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:12,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:12,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:13,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:13,613 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:13,613 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354807458] [2022-03-15 15:02:13,613 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354807458] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:13,613 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:13,613 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:13,613 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309061057] [2022-03-15 15:02:13,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:13,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:13,613 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:13,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:13,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:13,614 INFO L87 Difference]: Start difference. First operand 6528 states and 18114 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:14,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:14,945 INFO L93 Difference]: Finished difference Result 8512 states and 23134 transitions. [2022-03-15 15:02:14,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:14,946 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:14,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:14,959 INFO L225 Difference]: With dead ends: 8512 [2022-03-15 15:02:14,959 INFO L226 Difference]: Without dead ends: 8512 [2022-03-15 15:02:14,959 INFO L932 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 [2022-03-15 15:02:14,959 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 716 mSDsluCounter, 1176 mSDsCounter, 0 mSdLazyCounter, 864 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 716 SdHoareTripleChecker+Valid, 1417 SdHoareTripleChecker+Invalid, 947 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:14,960 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [716 Valid, 1417 Invalid, 947 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 864 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:02:14,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8512 states. [2022-03-15 15:02:15,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8512 to 6514. [2022-03-15 15:02:15,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6514 states, 6512 states have (on average 2.7753378378378377) internal successors, (18073), 6513 states have internal predecessors, (18073), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:15,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6514 states to 6514 states and 18073 transitions. [2022-03-15 15:02:15,069 INFO L78 Accepts]: Start accepts. Automaton has 6514 states and 18073 transitions. Word has length 100 [2022-03-15 15:02:15,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:15,069 INFO L470 AbstractCegarLoop]: Abstraction has 6514 states and 18073 transitions. [2022-03-15 15:02:15,069 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:15,069 INFO L276 IsEmpty]: Start isEmpty. Operand 6514 states and 18073 transitions. [2022-03-15 15:02:15,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:15,075 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:15,075 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:15,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2022-03-15 15:02:15,075 INFO L402 AbstractCegarLoop]: === Iteration 180 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:15,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:15,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1943526414, now seen corresponding path program 31 times [2022-03-15 15:02:15,075 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:15,075 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97122468] [2022-03-15 15:02:15,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:15,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:15,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:16,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:16,350 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:16,350 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97122468] [2022-03-15 15:02:16,350 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97122468] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:16,350 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:16,350 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:16,350 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73342328] [2022-03-15 15:02:16,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:16,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:16,350 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:16,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:16,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:16,351 INFO L87 Difference]: Start difference. First operand 6514 states and 18073 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:17,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:17,906 INFO L93 Difference]: Finished difference Result 8484 states and 23066 transitions. [2022-03-15 15:02:17,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:17,907 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:17,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:17,919 INFO L225 Difference]: With dead ends: 8484 [2022-03-15 15:02:17,919 INFO L226 Difference]: Without dead ends: 8484 [2022-03-15 15:02:17,919 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:17,920 INFO L933 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:17,920 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [777 Valid, 1534 Invalid, 1103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 1028 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:02:17,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8484 states. [2022-03-15 15:02:18,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8484 to 6472. [2022-03-15 15:02:18,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6472 states, 6470 states have (on average 2.7743431221020094) internal successors, (17950), 6471 states have internal predecessors, (17950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:18,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6472 states to 6472 states and 17950 transitions. [2022-03-15 15:02:18,023 INFO L78 Accepts]: Start accepts. Automaton has 6472 states and 17950 transitions. Word has length 100 [2022-03-15 15:02:18,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:18,023 INFO L470 AbstractCegarLoop]: Abstraction has 6472 states and 17950 transitions. [2022-03-15 15:02:18,023 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) [2022-03-15 15:02:18,023 INFO L276 IsEmpty]: Start isEmpty. Operand 6472 states and 17950 transitions. [2022-03-15 15:02:18,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:18,029 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:18,029 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:18,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2022-03-15 15:02:18,029 INFO L402 AbstractCegarLoop]: === Iteration 181 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:18,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:18,029 INFO L85 PathProgramCache]: Analyzing trace with hash 978669624, now seen corresponding path program 32 times [2022-03-15 15:02:18,030 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:18,030 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051286763] [2022-03-15 15:02:18,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:18,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:18,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:18,967 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:18,967 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051286763] [2022-03-15 15:02:18,967 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051286763] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:18,967 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:18,967 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:18,967 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913587837] [2022-03-15 15:02:18,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:18,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:18,967 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:18,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:18,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:18,968 INFO L87 Difference]: Start difference. First operand 6472 states and 17950 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:19,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:19,871 INFO L93 Difference]: Finished difference Result 7840 states and 21250 transitions. [2022-03-15 15:02:19,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:02:19,871 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:19,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:19,884 INFO L225 Difference]: With dead ends: 7840 [2022-03-15 15:02:19,884 INFO L226 Difference]: Without dead ends: 7840 [2022-03-15 15:02:19,884 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:02:19,885 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 724 mSDsluCounter, 794 mSDsCounter, 0 mSdLazyCounter, 602 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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 [2022-03-15 15:02:19,885 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [724 Valid, 1027 Invalid, 684 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 602 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-15 15:02:19,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7840 states. [2022-03-15 15:02:19,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7840 to 6514. [2022-03-15 15:02:19,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6514 states, 6512 states have (on average 2.7753378378378377) internal successors, (18073), 6513 states have internal predecessors, (18073), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:19,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6514 states to 6514 states and 18073 transitions. [2022-03-15 15:02:19,988 INFO L78 Accepts]: Start accepts. Automaton has 6514 states and 18073 transitions. Word has length 100 [2022-03-15 15:02:19,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:19,988 INFO L470 AbstractCegarLoop]: Abstraction has 6514 states and 18073 transitions. [2022-03-15 15:02:19,989 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:19,989 INFO L276 IsEmpty]: Start isEmpty. Operand 6514 states and 18073 transitions. [2022-03-15 15:02:19,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:19,994 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:19,994 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:19,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2022-03-15 15:02:19,995 INFO L402 AbstractCegarLoop]: === Iteration 182 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:19,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:19,995 INFO L85 PathProgramCache]: Analyzing trace with hash -1679420468, now seen corresponding path program 33 times [2022-03-15 15:02:19,995 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:19,995 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771079769] [2022-03-15 15:02:19,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:19,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:20,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:21,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:21,303 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:21,303 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771079769] [2022-03-15 15:02:21,303 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771079769] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:21,303 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:21,303 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:21,303 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953057323] [2022-03-15 15:02:21,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:21,304 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:21,304 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:21,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:21,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:21,304 INFO L87 Difference]: Start difference. First operand 6514 states and 18073 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:22,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:22,617 INFO L93 Difference]: Finished difference Result 8092 states and 21960 transitions. [2022-03-15 15:02:22,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:22,618 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:22,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:22,631 INFO L225 Difference]: With dead ends: 8092 [2022-03-15 15:02:22,632 INFO L226 Difference]: Without dead ends: 8092 [2022-03-15 15:02:22,632 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:22,632 INFO L933 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 [2022-03-15 15:02:22,632 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [636 Valid, 1527 Invalid, 997 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 930 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:02:22,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8092 states. [2022-03-15 15:02:22,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8092 to 6500. [2022-03-15 15:02:22,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6500 states, 6498 states have (on average 2.775007694675285) internal successors, (18032), 6499 states have internal predecessors, (18032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:22,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6500 states to 6500 states and 18032 transitions. [2022-03-15 15:02:22,743 INFO L78 Accepts]: Start accepts. Automaton has 6500 states and 18032 transitions. Word has length 100 [2022-03-15 15:02:22,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:22,743 INFO L470 AbstractCegarLoop]: Abstraction has 6500 states and 18032 transitions. [2022-03-15 15:02:22,743 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:22,743 INFO L276 IsEmpty]: Start isEmpty. Operand 6500 states and 18032 transitions. [2022-03-15 15:02:22,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:22,749 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:22,749 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:22,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2022-03-15 15:02:22,749 INFO L402 AbstractCegarLoop]: === Iteration 183 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:22,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:22,749 INFO L85 PathProgramCache]: Analyzing trace with hash 1612285680, now seen corresponding path program 34 times [2022-03-15 15:02:22,749 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:22,749 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580698476] [2022-03-15 15:02:22,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:22,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:22,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:23,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:23,837 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:23,837 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580698476] [2022-03-15 15:02:23,837 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580698476] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:23,837 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:23,837 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:23,837 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057124743] [2022-03-15 15:02:23,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:23,837 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:23,837 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:23,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:23,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:23,838 INFO L87 Difference]: Start difference. First operand 6500 states and 18032 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:25,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:25,059 INFO L93 Difference]: Finished difference Result 8344 states and 22670 transitions. [2022-03-15 15:02:25,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:25,060 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:25,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:25,074 INFO L225 Difference]: With dead ends: 8344 [2022-03-15 15:02:25,074 INFO L226 Difference]: Without dead ends: 8344 [2022-03-15 15:02:25,075 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:25,075 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 610 mSDsluCounter, 1257 mSDsCounter, 0 mSdLazyCounter, 944 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:25,075 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [610 Valid, 1497 Invalid, 1030 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 944 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:02:25,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8344 states. [2022-03-15 15:02:25,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8344 to 6486. [2022-03-15 15:02:25,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6486 states, 6484 states have (on average 2.774676125848242) internal successors, (17991), 6485 states have internal predecessors, (17991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:25,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6486 states to 6486 states and 17991 transitions. [2022-03-15 15:02:25,185 INFO L78 Accepts]: Start accepts. Automaton has 6486 states and 17991 transitions. Word has length 100 [2022-03-15 15:02:25,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:25,185 INFO L470 AbstractCegarLoop]: Abstraction has 6486 states and 17991 transitions. [2022-03-15 15:02:25,185 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:25,185 INFO L276 IsEmpty]: Start isEmpty. Operand 6486 states and 17991 transitions. [2022-03-15 15:02:25,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:25,191 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:25,191 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:25,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2022-03-15 15:02:25,191 INFO L402 AbstractCegarLoop]: === Iteration 184 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:25,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:25,191 INFO L85 PathProgramCache]: Analyzing trace with hash 51234466, now seen corresponding path program 35 times [2022-03-15 15:02:25,191 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:25,192 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663813918] [2022-03-15 15:02:25,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:25,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:25,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:26,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:26,530 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:26,530 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663813918] [2022-03-15 15:02:26,530 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663813918] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:26,530 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:26,530 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:26,530 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955582774] [2022-03-15 15:02:26,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:26,531 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:26,531 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:26,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:26,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:26,531 INFO L87 Difference]: Start difference. First operand 6486 states and 17991 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:28,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:28,031 INFO L93 Difference]: Finished difference Result 8218 states and 22315 transitions. [2022-03-15 15:02:28,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:28,031 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:28,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:28,047 INFO L225 Difference]: With dead ends: 8218 [2022-03-15 15:02:28,048 INFO L226 Difference]: Without dead ends: 8218 [2022-03-15 15:02:28,048 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:28,048 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 702 mSDsluCounter, 1206 mSDsCounter, 0 mSdLazyCounter, 919 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 702 SdHoareTripleChecker+Valid, 1450 SdHoareTripleChecker+Invalid, 1000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:28,048 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [702 Valid, 1450 Invalid, 1000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 919 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:02:28,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8218 states. [2022-03-15 15:02:28,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8218 to 6444. [2022-03-15 15:02:28,149 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) [2022-03-15 15:02:28,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6444 states to 6444 states and 17868 transitions. [2022-03-15 15:02:28,162 INFO L78 Accepts]: Start accepts. Automaton has 6444 states and 17868 transitions. Word has length 100 [2022-03-15 15:02:28,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:28,162 INFO L470 AbstractCegarLoop]: Abstraction has 6444 states and 17868 transitions. [2022-03-15 15:02:28,162 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:28,162 INFO L276 IsEmpty]: Start isEmpty. Operand 6444 states and 17868 transitions. [2022-03-15 15:02:28,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:28,170 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:28,170 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:28,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2022-03-15 15:02:28,170 INFO L402 AbstractCegarLoop]: === Iteration 185 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:28,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:28,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1660569404, now seen corresponding path program 1 times [2022-03-15 15:02:28,171 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:28,171 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687366875] [2022-03-15 15:02:28,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:28,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:28,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:29,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:29,665 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:29,665 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687366875] [2022-03-15 15:02:29,665 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687366875] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:29,665 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:29,665 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:29,665 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656566001] [2022-03-15 15:02:29,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:29,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:29,665 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:29,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:29,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:29,666 INFO L87 Difference]: Start difference. First operand 6444 states and 17868 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:31,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:31,245 INFO L93 Difference]: Finished difference Result 7368 states and 20254 transitions. [2022-03-15 15:02:31,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:31,245 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:31,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:31,256 INFO L225 Difference]: With dead ends: 7368 [2022-03-15 15:02:31,257 INFO L226 Difference]: Without dead ends: 7368 [2022-03-15 15:02:31,257 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:31,257 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 720 mSDsluCounter, 2006 mSDsCounter, 0 mSdLazyCounter, 1398 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 720 SdHoareTripleChecker+Valid, 2214 SdHoareTripleChecker+Invalid, 1432 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 1398 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:31,257 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [720 Valid, 2214 Invalid, 1432 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 1398 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:02:31,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7368 states. [2022-03-15 15:02:31,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7368 to 6952. [2022-03-15 15:02:31,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6952 states, 6950 states have (on average 2.7827338129496404) internal successors, (19340), 6951 states have internal predecessors, (19340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:31,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6952 states to 6952 states and 19340 transitions. [2022-03-15 15:02:31,355 INFO L78 Accepts]: Start accepts. Automaton has 6952 states and 19340 transitions. Word has length 100 [2022-03-15 15:02:31,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:31,355 INFO L470 AbstractCegarLoop]: Abstraction has 6952 states and 19340 transitions. [2022-03-15 15:02:31,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:31,356 INFO L276 IsEmpty]: Start isEmpty. Operand 6952 states and 19340 transitions. [2022-03-15 15:02:31,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:31,361 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:31,361 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:31,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2022-03-15 15:02:31,362 INFO L402 AbstractCegarLoop]: === Iteration 186 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:31,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:31,362 INFO L85 PathProgramCache]: Analyzing trace with hash -2035593276, now seen corresponding path program 2 times [2022-03-15 15:02:31,362 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:31,362 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179514300] [2022-03-15 15:02:31,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:31,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:31,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:32,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:32,065 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:32,065 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179514300] [2022-03-15 15:02:32,065 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179514300] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:32,065 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:32,065 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:32,066 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960421340] [2022-03-15 15:02:32,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:32,066 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:32,066 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:32,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:32,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:32,066 INFO L87 Difference]: Start difference. First operand 6952 states and 19340 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:33,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:33,320 INFO L93 Difference]: Finished difference Result 8051 states and 21991 transitions. [2022-03-15 15:02:33,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:02:33,320 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:33,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:33,332 INFO L225 Difference]: With dead ends: 8051 [2022-03-15 15:02:33,332 INFO L226 Difference]: Without dead ends: 8051 [2022-03-15 15:02:33,333 INFO L932 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 [2022-03-15 15:02:33,333 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 788 mSDsluCounter, 1346 mSDsCounter, 0 mSdLazyCounter, 1012 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 788 SdHoareTripleChecker+Valid, 1597 SdHoareTripleChecker+Invalid, 1060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 1012 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:33,333 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [788 Valid, 1597 Invalid, 1060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 1012 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:02:33,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8051 states. [2022-03-15 15:02:33,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8051 to 7036. [2022-03-15 15:02:33,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7036 states, 7034 states have (on average 2.7847597384134204) internal successors, (19588), 7035 states have internal predecessors, (19588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:33,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7036 states to 7036 states and 19588 transitions. [2022-03-15 15:02:33,434 INFO L78 Accepts]: Start accepts. Automaton has 7036 states and 19588 transitions. Word has length 100 [2022-03-15 15:02:33,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:33,434 INFO L470 AbstractCegarLoop]: Abstraction has 7036 states and 19588 transitions. [2022-03-15 15:02:33,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:33,434 INFO L276 IsEmpty]: Start isEmpty. Operand 7036 states and 19588 transitions. [2022-03-15 15:02:33,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:33,439 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:33,439 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:33,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2022-03-15 15:02:33,440 INFO L402 AbstractCegarLoop]: === Iteration 187 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:33,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:33,440 INFO L85 PathProgramCache]: Analyzing trace with hash 401288504, now seen corresponding path program 3 times [2022-03-15 15:02:33,440 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:33,440 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677705758] [2022-03-15 15:02:33,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:33,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:33,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:34,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:34,590 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:34,590 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677705758] [2022-03-15 15:02:34,591 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677705758] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:34,591 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:34,591 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:34,591 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445580641] [2022-03-15 15:02:34,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:34,591 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:34,591 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:34,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:34,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:34,591 INFO L87 Difference]: Start difference. First operand 7036 states and 19588 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:36,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:36,192 INFO L93 Difference]: Finished difference Result 8345 states and 22827 transitions. [2022-03-15 15:02:36,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:36,192 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:36,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:36,209 INFO L225 Difference]: With dead ends: 8345 [2022-03-15 15:02:36,209 INFO L226 Difference]: Without dead ends: 8345 [2022-03-15 15:02:36,209 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:36,209 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 782 mSDsluCounter, 1965 mSDsCounter, 0 mSdLazyCounter, 1401 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 782 SdHoareTripleChecker+Valid, 2198 SdHoareTripleChecker+Invalid, 1452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 1401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:36,209 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [782 Valid, 2198 Invalid, 1452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 1401 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:02:36,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8345 states. [2022-03-15 15:02:36,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8345 to 7036. [2022-03-15 15:02:36,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7036 states, 7034 states have (on average 2.7847597384134204) internal successors, (19588), 7035 states have internal predecessors, (19588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:36,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7036 states to 7036 states and 19588 transitions. [2022-03-15 15:02:36,346 INFO L78 Accepts]: Start accepts. Automaton has 7036 states and 19588 transitions. Word has length 100 [2022-03-15 15:02:36,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:36,346 INFO L470 AbstractCegarLoop]: Abstraction has 7036 states and 19588 transitions. [2022-03-15 15:02:36,346 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) [2022-03-15 15:02:36,346 INFO L276 IsEmpty]: Start isEmpty. Operand 7036 states and 19588 transitions. [2022-03-15 15:02:36,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:36,353 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:36,353 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:36,353 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2022-03-15 15:02:36,353 INFO L402 AbstractCegarLoop]: === Iteration 188 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:36,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:36,354 INFO L85 PathProgramCache]: Analyzing trace with hash -1571634564, now seen corresponding path program 4 times [2022-03-15 15:02:36,354 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:36,354 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234582187] [2022-03-15 15:02:36,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:36,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:36,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:37,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:37,817 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:37,817 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234582187] [2022-03-15 15:02:37,817 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234582187] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:37,818 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:37,818 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:37,818 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568709525] [2022-03-15 15:02:37,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:37,818 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:37,818 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:37,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:37,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:37,818 INFO L87 Difference]: Start difference. First operand 7036 states and 19588 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:39,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:39,222 INFO L93 Difference]: Finished difference Result 8639 states and 23663 transitions. [2022-03-15 15:02:39,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:39,223 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:39,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:39,237 INFO L225 Difference]: With dead ends: 8639 [2022-03-15 15:02:39,238 INFO L226 Difference]: Without dead ends: 8639 [2022-03-15 15:02:39,238 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:39,238 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 789 mSDsluCounter, 1297 mSDsCounter, 0 mSdLazyCounter, 982 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 789 SdHoareTripleChecker+Valid, 1555 SdHoareTripleChecker+Invalid, 1035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 982 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:39,238 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [789 Valid, 1555 Invalid, 1035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 982 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:02:39,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8639 states. [2022-03-15 15:02:39,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8639 to 7036. [2022-03-15 15:02:39,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7036 states, 7034 states have (on average 2.7847597384134204) internal successors, (19588), 7035 states have internal predecessors, (19588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:39,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7036 states to 7036 states and 19588 transitions. [2022-03-15 15:02:39,444 INFO L78 Accepts]: Start accepts. Automaton has 7036 states and 19588 transitions. Word has length 100 [2022-03-15 15:02:39,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:39,445 INFO L470 AbstractCegarLoop]: Abstraction has 7036 states and 19588 transitions. [2022-03-15 15:02:39,445 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:39,445 INFO L276 IsEmpty]: Start isEmpty. Operand 7036 states and 19588 transitions. [2022-03-15 15:02:39,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:39,450 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:39,451 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:39,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2022-03-15 15:02:39,451 INFO L402 AbstractCegarLoop]: === Iteration 189 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:39,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:39,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1167533070, now seen corresponding path program 5 times [2022-03-15 15:02:39,454 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:39,454 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168011191] [2022-03-15 15:02:39,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:39,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:39,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:40,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:40,572 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:40,572 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168011191] [2022-03-15 15:02:40,572 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168011191] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:40,572 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:40,572 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:40,572 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573886654] [2022-03-15 15:02:40,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:40,572 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:40,572 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:40,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:40,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:40,573 INFO L87 Difference]: Start difference. First operand 7036 states and 19588 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:41,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:41,870 INFO L93 Difference]: Finished difference Result 8681 states and 23755 transitions. [2022-03-15 15:02:41,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:41,870 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:41,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:41,885 INFO L225 Difference]: With dead ends: 8681 [2022-03-15 15:02:41,885 INFO L226 Difference]: Without dead ends: 8681 [2022-03-15 15:02:41,886 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:41,886 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 670 mSDsluCounter, 1522 mSDsCounter, 0 mSdLazyCounter, 1062 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 670 SdHoareTripleChecker+Valid, 1761 SdHoareTripleChecker+Invalid, 1124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 1062 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:41,886 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [670 Valid, 1761 Invalid, 1124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 1062 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:02:41,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8681 states. [2022-03-15 15:02:41,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8681 to 7036. [2022-03-15 15:02:41,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7036 states, 7034 states have (on average 2.7847597384134204) internal successors, (19588), 7035 states have internal predecessors, (19588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:42,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7036 states to 7036 states and 19588 transitions. [2022-03-15 15:02:42,005 INFO L78 Accepts]: Start accepts. Automaton has 7036 states and 19588 transitions. Word has length 100 [2022-03-15 15:02:42,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:42,005 INFO L470 AbstractCegarLoop]: Abstraction has 7036 states and 19588 transitions. [2022-03-15 15:02:42,005 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:42,005 INFO L276 IsEmpty]: Start isEmpty. Operand 7036 states and 19588 transitions. [2022-03-15 15:02:42,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:42,011 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:42,011 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:42,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2022-03-15 15:02:42,011 INFO L402 AbstractCegarLoop]: === Iteration 190 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:42,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:42,012 INFO L85 PathProgramCache]: Analyzing trace with hash 67585118, now seen corresponding path program 6 times [2022-03-15 15:02:42,012 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:42,012 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752959108] [2022-03-15 15:02:42,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:42,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:42,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:42,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:42,677 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:42,677 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752959108] [2022-03-15 15:02:42,677 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752959108] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:42,677 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:42,677 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:42,677 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235636965] [2022-03-15 15:02:42,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:42,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:42,677 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:42,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:42,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:42,678 INFO L87 Difference]: Start difference. First operand 7036 states and 19588 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:43,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:43,881 INFO L93 Difference]: Finished difference Result 8348 states and 22844 transitions. [2022-03-15 15:02:43,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:02:43,881 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:43,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:43,895 INFO L225 Difference]: With dead ends: 8348 [2022-03-15 15:02:43,895 INFO L226 Difference]: Without dead ends: 8348 [2022-03-15 15:02:43,896 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:02:43,896 INFO L933 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:43,896 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [629 Valid, 1818 Invalid, 1146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 1092 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:02:43,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8348 states. [2022-03-15 15:02:43,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8348 to 7204. [2022-03-15 15:02:43,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7204 states, 7202 states have (on average 2.788669813940572) internal successors, (20084), 7203 states have internal predecessors, (20084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:44,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7204 states to 7204 states and 20084 transitions. [2022-03-15 15:02:44,011 INFO L78 Accepts]: Start accepts. Automaton has 7204 states and 20084 transitions. Word has length 100 [2022-03-15 15:02:44,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:44,011 INFO L470 AbstractCegarLoop]: Abstraction has 7204 states and 20084 transitions. [2022-03-15 15:02:44,011 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:44,011 INFO L276 IsEmpty]: Start isEmpty. Operand 7204 states and 20084 transitions. [2022-03-15 15:02:44,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:44,017 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:44,017 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:44,017 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2022-03-15 15:02:44,017 INFO L402 AbstractCegarLoop]: === Iteration 191 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:44,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:44,018 INFO L85 PathProgramCache]: Analyzing trace with hash 1851773768, now seen corresponding path program 7 times [2022-03-15 15:02:44,018 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:44,018 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491523335] [2022-03-15 15:02:44,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:44,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:44,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:44,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:44,896 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:44,896 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491523335] [2022-03-15 15:02:44,896 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491523335] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:44,896 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:44,896 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:44,896 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505662168] [2022-03-15 15:02:44,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:44,896 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:44,896 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:44,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:44,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:44,897 INFO L87 Difference]: Start difference. First operand 7204 states and 20084 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:46,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:46,005 INFO L93 Difference]: Finished difference Result 8735 states and 23899 transitions. [2022-03-15 15:02:46,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:02:46,005 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:46,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:46,019 INFO L225 Difference]: With dead ends: 8735 [2022-03-15 15:02:46,019 INFO L226 Difference]: Without dead ends: 8735 [2022-03-15 15:02:46,019 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:02:46,019 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 710 mSDsluCounter, 1298 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 710 SdHoareTripleChecker+Valid, 1534 SdHoareTripleChecker+Invalid, 963 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:46,019 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [710 Valid, 1534 Invalid, 963 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:02:46,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8735 states. [2022-03-15 15:02:46,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8735 to 7225. [2022-03-15 15:02:46,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7225 states, 7223 states have (on average 2.7891457843001524) internal successors, (20146), 7224 states have internal predecessors, (20146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:46,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7225 states to 7225 states and 20146 transitions. [2022-03-15 15:02:46,115 INFO L78 Accepts]: Start accepts. Automaton has 7225 states and 20146 transitions. Word has length 100 [2022-03-15 15:02:46,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:46,115 INFO L470 AbstractCegarLoop]: Abstraction has 7225 states and 20146 transitions. [2022-03-15 15:02:46,115 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:46,115 INFO L276 IsEmpty]: Start isEmpty. Operand 7225 states and 20146 transitions. [2022-03-15 15:02:46,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:46,120 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:46,120 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:46,120 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2022-03-15 15:02:46,121 INFO L402 AbstractCegarLoop]: === Iteration 192 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:46,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:46,121 INFO L85 PathProgramCache]: Analyzing trace with hash -6311748, now seen corresponding path program 8 times [2022-03-15 15:02:46,121 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:46,121 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814341909] [2022-03-15 15:02:46,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:46,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:47,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:47,142 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:47,142 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814341909] [2022-03-15 15:02:47,142 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814341909] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:47,142 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:47,142 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:47,142 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090335226] [2022-03-15 15:02:47,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:47,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:47,142 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:47,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:47,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:47,143 INFO L87 Difference]: Start difference. First operand 7225 states and 20146 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:48,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:48,356 INFO L93 Difference]: Finished difference Result 8663 states and 23742 transitions. [2022-03-15 15:02:48,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:48,356 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:48,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:48,372 INFO L225 Difference]: With dead ends: 8663 [2022-03-15 15:02:48,372 INFO L226 Difference]: Without dead ends: 8663 [2022-03-15 15:02:48,373 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:48,373 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 700 mSDsluCounter, 1392 mSDsCounter, 0 mSdLazyCounter, 1000 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 700 SdHoareTripleChecker+Valid, 1637 SdHoareTripleChecker+Invalid, 1074 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1000 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:48,373 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [700 Valid, 1637 Invalid, 1074 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1000 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:02:48,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8663 states. [2022-03-15 15:02:48,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8663 to 7204. [2022-03-15 15:02:48,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7204 states, 7202 states have (on average 2.788669813940572) internal successors, (20084), 7203 states have internal predecessors, (20084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:48,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7204 states to 7204 states and 20084 transitions. [2022-03-15 15:02:48,500 INFO L78 Accepts]: Start accepts. Automaton has 7204 states and 20084 transitions. Word has length 100 [2022-03-15 15:02:48,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:48,500 INFO L470 AbstractCegarLoop]: Abstraction has 7204 states and 20084 transitions. [2022-03-15 15:02:48,500 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:48,501 INFO L276 IsEmpty]: Start isEmpty. Operand 7204 states and 20084 transitions. [2022-03-15 15:02:48,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:48,507 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:48,507 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:48,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2022-03-15 15:02:48,507 INFO L402 AbstractCegarLoop]: === Iteration 193 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:48,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:48,508 INFO L85 PathProgramCache]: Analyzing trace with hash -790240154, now seen corresponding path program 9 times [2022-03-15 15:02:48,508 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:48,508 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405373021] [2022-03-15 15:02:48,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:48,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:49,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:49,209 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:49,209 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405373021] [2022-03-15 15:02:49,209 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405373021] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:49,209 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:49,209 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:49,209 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184025204] [2022-03-15 15:02:49,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:49,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:49,209 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:49,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:49,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:49,210 INFO L87 Difference]: Start difference. First operand 7204 states and 20084 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:50,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:50,308 INFO L93 Difference]: Finished difference Result 8819 states and 24163 transitions. [2022-03-15 15:02:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:02:50,308 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:50,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:50,324 INFO L225 Difference]: With dead ends: 8819 [2022-03-15 15:02:50,324 INFO L226 Difference]: Without dead ends: 8819 [2022-03-15 15:02:50,324 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:02:50,324 INFO L933 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 [2022-03-15 15:02:50,324 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [749 Valid, 1451 Invalid, 945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 894 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:02:50,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8819 states. [2022-03-15 15:02:50,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8819 to 7246. [2022-03-15 15:02:50,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7246 states, 7244 states have (on average 2.78961899503037) internal successors, (20208), 7245 states have internal predecessors, (20208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:50,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7246 states to 7246 states and 20208 transitions. [2022-03-15 15:02:50,452 INFO L78 Accepts]: Start accepts. Automaton has 7246 states and 20208 transitions. Word has length 100 [2022-03-15 15:02:50,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:50,452 INFO L470 AbstractCegarLoop]: Abstraction has 7246 states and 20208 transitions. [2022-03-15 15:02:50,452 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:50,452 INFO L276 IsEmpty]: Start isEmpty. Operand 7246 states and 20208 transitions. [2022-03-15 15:02:50,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:50,458 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:50,458 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:50,458 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2022-03-15 15:02:50,459 INFO L402 AbstractCegarLoop]: === Iteration 194 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:50,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:50,459 INFO L85 PathProgramCache]: Analyzing trace with hash 1646641626, now seen corresponding path program 10 times [2022-03-15 15:02:50,459 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:50,459 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40753010] [2022-03-15 15:02:50,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:50,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:50,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:51,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:51,395 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:51,395 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40753010] [2022-03-15 15:02:51,395 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40753010] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:51,395 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:51,396 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:51,396 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494013484] [2022-03-15 15:02:51,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:51,396 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:51,396 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:51,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:51,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:51,396 INFO L87 Difference]: Start difference. First operand 7246 states and 20208 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:52,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:52,582 INFO L93 Difference]: Finished difference Result 9113 states and 24999 transitions. [2022-03-15 15:02:52,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:52,582 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:52,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:52,594 INFO L225 Difference]: With dead ends: 9113 [2022-03-15 15:02:52,595 INFO L226 Difference]: Without dead ends: 9113 [2022-03-15 15:02:52,595 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:52,595 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 688 mSDsluCounter, 1613 mSDsCounter, 0 mSdLazyCounter, 1156 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:52,595 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [688 Valid, 1851 Invalid, 1225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 1156 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:02:52,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9113 states. [2022-03-15 15:02:52,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9113 to 7225. [2022-03-15 15:02:52,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7225 states, 7223 states have (on average 2.7891457843001524) internal successors, (20146), 7224 states have internal predecessors, (20146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:52,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7225 states to 7225 states and 20146 transitions. [2022-03-15 15:02:52,693 INFO L78 Accepts]: Start accepts. Automaton has 7225 states and 20146 transitions. Word has length 100 [2022-03-15 15:02:52,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:52,693 INFO L470 AbstractCegarLoop]: Abstraction has 7225 states and 20146 transitions. [2022-03-15 15:02:52,693 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:52,693 INFO L276 IsEmpty]: Start isEmpty. Operand 7225 states and 20146 transitions. [2022-03-15 15:02:52,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:52,698 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:52,699 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:52,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2022-03-15 15:02:52,699 INFO L402 AbstractCegarLoop]: === Iteration 195 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:52,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:52,699 INFO L85 PathProgramCache]: Analyzing trace with hash -326281442, now seen corresponding path program 11 times [2022-03-15 15:02:52,699 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:52,699 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987760962] [2022-03-15 15:02:52,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:52,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:53,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:53,800 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:53,800 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987760962] [2022-03-15 15:02:53,800 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987760962] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:53,800 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:53,800 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:53,800 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208145382] [2022-03-15 15:02:53,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:53,801 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:53,801 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:53,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:53,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:53,801 INFO L87 Difference]: Start difference. First operand 7225 states and 20146 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:55,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:55,243 INFO L93 Difference]: Finished difference Result 8978 states and 24640 transitions. [2022-03-15 15:02:55,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:55,246 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:55,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:55,259 INFO L225 Difference]: With dead ends: 8978 [2022-03-15 15:02:55,259 INFO L226 Difference]: Without dead ends: 8978 [2022-03-15 15:02:55,260 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:55,261 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 641 mSDsluCounter, 1671 mSDsCounter, 0 mSdLazyCounter, 1195 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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 [2022-03-15 15:02:55,261 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [641 Valid, 1910 Invalid, 1269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1195 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:02:55,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8978 states. [2022-03-15 15:02:55,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8978 to 7204. [2022-03-15 15:02:55,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7204 states, 7202 states have (on average 2.788669813940572) internal successors, (20084), 7203 states have internal predecessors, (20084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:55,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7204 states to 7204 states and 20084 transitions. [2022-03-15 15:02:55,452 INFO L78 Accepts]: Start accepts. Automaton has 7204 states and 20084 transitions. Word has length 100 [2022-03-15 15:02:55,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:55,452 INFO L470 AbstractCegarLoop]: Abstraction has 7204 states and 20084 transitions. [2022-03-15 15:02:55,453 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:55,453 INFO L276 IsEmpty]: Start isEmpty. Operand 7204 states and 20084 transitions. [2022-03-15 15:02:55,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:55,458 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:55,458 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:55,458 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2022-03-15 15:02:55,458 INFO L402 AbstractCegarLoop]: === Iteration 196 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:55,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:55,462 INFO L85 PathProgramCache]: Analyzing trace with hash -174951566, now seen corresponding path program 12 times [2022-03-15 15:02:55,462 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:55,462 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499487832] [2022-03-15 15:02:55,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:55,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:55,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:56,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:56,078 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:56,078 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499487832] [2022-03-15 15:02:56,078 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499487832] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:56,078 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:56,078 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:56,078 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377184985] [2022-03-15 15:02:56,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:56,078 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:56,078 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:56,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:56,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:56,079 INFO L87 Difference]: Start difference. First operand 7204 states and 20084 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:57,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:57,209 INFO L93 Difference]: Finished difference Result 8651 states and 23667 transitions. [2022-03-15 15:02:57,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:02:57,209 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:57,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:57,224 INFO L225 Difference]: With dead ends: 8651 [2022-03-15 15:02:57,225 INFO L226 Difference]: Without dead ends: 8651 [2022-03-15 15:02:57,225 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:02:57,225 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 730 mSDsluCounter, 1302 mSDsCounter, 0 mSdLazyCounter, 972 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:57,225 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [730 Valid, 1538 Invalid, 1035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 972 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:02:57,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8651 states. [2022-03-15 15:02:57,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8651 to 7267. [2022-03-15 15:02:57,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7267 states, 7265 states have (on average 2.790089470061941) internal successors, (20270), 7266 states have internal predecessors, (20270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:57,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7267 states to 7267 states and 20270 transitions. [2022-03-15 15:02:57,345 INFO L78 Accepts]: Start accepts. Automaton has 7267 states and 20270 transitions. Word has length 100 [2022-03-15 15:02:57,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:57,345 INFO L470 AbstractCegarLoop]: Abstraction has 7267 states and 20270 transitions. [2022-03-15 15:02:57,345 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:57,345 INFO L276 IsEmpty]: Start isEmpty. Operand 7267 states and 20270 transitions. [2022-03-15 15:02:57,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:57,351 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:57,352 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:57,352 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2022-03-15 15:02:57,352 INFO L402 AbstractCegarLoop]: === Iteration 197 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:57,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:57,352 INFO L85 PathProgramCache]: Analyzing trace with hash -2033037082, now seen corresponding path program 13 times [2022-03-15 15:02:57,352 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:57,352 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671467656] [2022-03-15 15:02:57,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:57,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:57,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:58,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:58,303 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:58,303 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671467656] [2022-03-15 15:02:58,303 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671467656] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:58,303 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:58,303 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:58,303 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047329773] [2022-03-15 15:02:58,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:58,304 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:58,304 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:58,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:58,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:58,304 INFO L87 Difference]: Start difference. First operand 7267 states and 20270 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:59,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:59,627 INFO L93 Difference]: Finished difference Result 8945 states and 24503 transitions. [2022-03-15 15:02:59,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:59,627 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:59,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:59,641 INFO L225 Difference]: With dead ends: 8945 [2022-03-15 15:02:59,641 INFO L226 Difference]: Without dead ends: 8945 [2022-03-15 15:02:59,641 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:59,641 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 687 mSDsluCounter, 1462 mSDsCounter, 0 mSdLazyCounter, 1096 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:59,641 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [687 Valid, 1695 Invalid, 1162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 1096 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:02:59,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8945 states. [2022-03-15 15:02:59,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8945 to 7246. [2022-03-15 15:02:59,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7246 states, 7244 states have (on average 2.78961899503037) internal successors, (20208), 7245 states have internal predecessors, (20208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:59,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7246 states to 7246 states and 20208 transitions. [2022-03-15 15:02:59,753 INFO L78 Accepts]: Start accepts. Automaton has 7246 states and 20208 transitions. Word has length 100 [2022-03-15 15:02:59,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:59,753 INFO L470 AbstractCegarLoop]: Abstraction has 7246 states and 20208 transitions. [2022-03-15 15:02:59,753 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) [2022-03-15 15:02:59,753 INFO L276 IsEmpty]: Start isEmpty. Operand 7246 states and 20208 transitions. [2022-03-15 15:02:59,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:59,759 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:59,759 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:59,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2022-03-15 15:02:59,760 INFO L402 AbstractCegarLoop]: === Iteration 198 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:59,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:59,760 INFO L85 PathProgramCache]: Analyzing trace with hash 289007146, now seen corresponding path program 14 times [2022-03-15 15:02:59,760 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:59,760 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102824973] [2022-03-15 15:02:59,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:59,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:59,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:00,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:00,757 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:00,757 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102824973] [2022-03-15 15:03:00,757 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102824973] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:00,757 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:00,757 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:00,757 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223129108] [2022-03-15 15:03:00,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:00,757 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:00,757 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:00,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:00,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:00,758 INFO L87 Difference]: Start difference. First operand 7246 states and 20208 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:02,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:02,193 INFO L93 Difference]: Finished difference Result 9239 states and 25339 transitions. [2022-03-15 15:03:02,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:02,193 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 [2022-03-15 15:03:02,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:02,208 INFO L225 Difference]: With dead ends: 9239 [2022-03-15 15:03:02,208 INFO L226 Difference]: Without dead ends: 9239 [2022-03-15 15:03:02,208 INFO L932 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 [2022-03-15 15:03:02,208 INFO L933 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:02,208 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [672 Valid, 1600 Invalid, 1085 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 1016 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:03:02,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9239 states. [2022-03-15 15:03:02,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9239 to 7225. [2022-03-15 15:03:02,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7225 states, 7223 states have (on average 2.7891457843001524) internal successors, (20146), 7224 states have internal predecessors, (20146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:02,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7225 states to 7225 states and 20146 transitions. [2022-03-15 15:03:02,321 INFO L78 Accepts]: Start accepts. Automaton has 7225 states and 20146 transitions. Word has length 100 [2022-03-15 15:03:02,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:02,321 INFO L470 AbstractCegarLoop]: Abstraction has 7225 states and 20146 transitions. [2022-03-15 15:03:02,321 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:02,321 INFO L276 IsEmpty]: Start isEmpty. Operand 7225 states and 20146 transitions. [2022-03-15 15:03:02,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:02,327 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:02,327 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:02,327 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2022-03-15 15:03:02,327 INFO L402 AbstractCegarLoop]: === Iteration 199 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:02,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:02,328 INFO L85 PathProgramCache]: Analyzing trace with hash -1266792516, now seen corresponding path program 15 times [2022-03-15 15:03:02,328 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:02,328 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383802471] [2022-03-15 15:03:02,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:02,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:02,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:03,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:03,481 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:03,481 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383802471] [2022-03-15 15:03:03,482 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383802471] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:03,482 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:03,482 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:03,482 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812830861] [2022-03-15 15:03:03,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:03,482 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:03,482 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:03,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:03,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:03,482 INFO L87 Difference]: Start difference. First operand 7225 states and 20146 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:04,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:04,994 INFO L93 Difference]: Finished difference Result 8957 states and 24546 transitions. [2022-03-15 15:03:04,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:04,994 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:04,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:05,010 INFO L225 Difference]: With dead ends: 8957 [2022-03-15 15:03:05,010 INFO L226 Difference]: Without dead ends: 8957 [2022-03-15 15:03:05,010 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:05,010 INFO L933 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:05,010 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [643 Valid, 1846 Invalid, 1248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 1172 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:03:05,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8957 states. [2022-03-15 15:03:05,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8957 to 7204. [2022-03-15 15:03:05,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7204 states, 7202 states have (on average 2.788669813940572) internal successors, (20084), 7203 states have internal predecessors, (20084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:05,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7204 states to 7204 states and 20084 transitions. [2022-03-15 15:03:05,121 INFO L78 Accepts]: Start accepts. Automaton has 7204 states and 20084 transitions. Word has length 100 [2022-03-15 15:03:05,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:05,121 INFO L470 AbstractCegarLoop]: Abstraction has 7204 states and 20084 transitions. [2022-03-15 15:03:05,122 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:05,122 INFO L276 IsEmpty]: Start isEmpty. Operand 7204 states and 20084 transitions. [2022-03-15 15:03:05,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:05,128 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:05,128 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:05,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2022-03-15 15:03:05,128 INFO L402 AbstractCegarLoop]: === Iteration 200 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:05,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:05,128 INFO L85 PathProgramCache]: Analyzing trace with hash 1958717342, now seen corresponding path program 16 times [2022-03-15 15:03:05,128 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:05,128 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118725413] [2022-03-15 15:03:05,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:05,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:05,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:05,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:05,792 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:05,792 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118725413] [2022-03-15 15:03:05,792 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118725413] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:05,792 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:05,792 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:05,792 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651486757] [2022-03-15 15:03:05,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:05,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:05,793 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:05,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:05,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:05,793 INFO L87 Difference]: Start difference. First operand 7204 states and 20084 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:06,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:06,798 INFO L93 Difference]: Finished difference Result 9374 states and 25730 transitions. [2022-03-15 15:03:06,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:03:06,798 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:06,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:06,814 INFO L225 Difference]: With dead ends: 9374 [2022-03-15 15:03:06,814 INFO L226 Difference]: Without dead ends: 9374 [2022-03-15 15:03:06,814 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:03:06,814 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 612 mSDsluCounter, 1288 mSDsCounter, 0 mSdLazyCounter, 904 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:06,814 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [612 Valid, 1507 Invalid, 969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 904 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:03:06,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9374 states. [2022-03-15 15:03:06,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9374 to 7330. [2022-03-15 15:03:06,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:06,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-03-15 15:03:06,938 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-03-15 15:03:06,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:06,939 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-03-15 15:03:06,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:06,939 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-03-15 15:03:06,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:06,945 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:06,945 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:06,945 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2022-03-15 15:03:06,945 INFO L402 AbstractCegarLoop]: === Iteration 201 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:06,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:06,946 INFO L85 PathProgramCache]: Analyzing trace with hash -552061304, now seen corresponding path program 17 times [2022-03-15 15:03:06,946 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:06,946 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181950633] [2022-03-15 15:03:06,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:06,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:07,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:07,706 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:07,706 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181950633] [2022-03-15 15:03:07,706 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181950633] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:07,706 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:07,706 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:07,706 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077928371] [2022-03-15 15:03:07,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:07,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:07,706 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:07,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:07,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:07,707 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:08,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:08,780 INFO L93 Difference]: Finished difference Result 9761 states and 26785 transitions. [2022-03-15 15:03:08,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:03:08,783 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:08,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:08,799 INFO L225 Difference]: With dead ends: 9761 [2022-03-15 15:03:08,799 INFO L226 Difference]: Without dead ends: 9761 [2022-03-15 15:03:08,799 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:03:08,800 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 750 mSDsluCounter, 932 mSDsCounter, 0 mSdLazyCounter, 702 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 750 SdHoareTripleChecker+Valid, 1173 SdHoareTripleChecker+Invalid, 790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:08,800 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [750 Valid, 1173 Invalid, 790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 702 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 15:03:08,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9761 states. [2022-03-15 15:03:08,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9761 to 7351. [2022-03-15 15:03:08,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:08,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-03-15 15:03:08,910 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-03-15 15:03:08,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:08,910 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-03-15 15:03:08,910 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:08,910 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-03-15 15:03:08,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:08,916 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:08,916 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:08,916 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2022-03-15 15:03:08,916 INFO L402 AbstractCegarLoop]: === Iteration 202 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:08,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:08,916 INFO L85 PathProgramCache]: Analyzing trace with hash 1884820476, now seen corresponding path program 18 times [2022-03-15 15:03:08,916 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:08,916 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761924729] [2022-03-15 15:03:08,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:08,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:08,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:09,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:09,920 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:09,920 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761924729] [2022-03-15 15:03:09,920 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761924729] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:09,920 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:09,920 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:09,920 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994902957] [2022-03-15 15:03:09,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:09,920 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:09,920 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:09,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:09,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:09,921 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:11,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:11,458 INFO L93 Difference]: Finished difference Result 9689 states and 26628 transitions. [2022-03-15 15:03:11,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:11,459 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:11,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:11,474 INFO L225 Difference]: With dead ends: 9689 [2022-03-15 15:03:11,474 INFO L226 Difference]: Without dead ends: 9689 [2022-03-15 15:03:11,475 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:11,475 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 755 mSDsluCounter, 1425 mSDsCounter, 0 mSdLazyCounter, 1109 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 755 SdHoareTripleChecker+Valid, 1658 SdHoareTripleChecker+Invalid, 1173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 1109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:11,475 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [755 Valid, 1658 Invalid, 1173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 1109 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:03:11,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9689 states. [2022-03-15 15:03:11,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9689 to 7288. [2022-03-15 15:03:11,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:11,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-15 15:03:11,593 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-15 15:03:11,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:11,593 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-15 15:03:11,593 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:11,593 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-15 15:03:11,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:11,599 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:11,600 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:11,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2022-03-15 15:03:11,600 INFO L402 AbstractCegarLoop]: === Iteration 203 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:11,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:11,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1100892070, now seen corresponding path program 19 times [2022-03-15 15:03:11,600 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:11,600 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154484989] [2022-03-15 15:03:11,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:11,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:11,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:12,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:12,356 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:12,356 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154484989] [2022-03-15 15:03:12,356 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154484989] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:12,356 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:12,356 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:12,356 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348576220] [2022-03-15 15:03:12,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:12,357 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:12,357 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:12,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:12,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:12,357 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:13,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:13,664 INFO L93 Difference]: Finished difference Result 9497 states and 26117 transitions. [2022-03-15 15:03:13,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:03:13,664 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:13,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:13,678 INFO L225 Difference]: With dead ends: 9497 [2022-03-15 15:03:13,679 INFO L226 Difference]: Without dead ends: 9497 [2022-03-15 15:03:13,679 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:03:13,679 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 594 mSDsluCounter, 1305 mSDsCounter, 0 mSdLazyCounter, 897 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 1543 SdHoareTripleChecker+Invalid, 972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 897 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:13,679 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [594 Valid, 1543 Invalid, 972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 897 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:03:13,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9497 states. [2022-03-15 15:03:13,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9497 to 7330. [2022-03-15 15:03:13,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:13,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-03-15 15:03:13,787 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-03-15 15:03:13,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:13,787 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-03-15 15:03:13,787 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:13,787 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-03-15 15:03:13,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:13,793 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:13,793 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:13,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2022-03-15 15:03:13,793 INFO L402 AbstractCegarLoop]: === Iteration 204 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:13,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:13,794 INFO L85 PathProgramCache]: Analyzing trace with hash -757193446, now seen corresponding path program 20 times [2022-03-15 15:03:13,794 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:13,794 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20331049] [2022-03-15 15:03:13,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:13,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:13,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:14,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:14,838 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:14,838 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20331049] [2022-03-15 15:03:14,838 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20331049] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:14,838 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:14,839 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:14,839 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141848314] [2022-03-15 15:03:14,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:14,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:14,839 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:14,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:14,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:14,839 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:16,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:16,194 INFO L93 Difference]: Finished difference Result 9791 states and 26953 transitions. [2022-03-15 15:03:16,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:16,195 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:16,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:16,211 INFO L225 Difference]: With dead ends: 9791 [2022-03-15 15:03:16,211 INFO L226 Difference]: Without dead ends: 9791 [2022-03-15 15:03:16,212 INFO L932 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 [2022-03-15 15:03:16,212 INFO L933 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:16,212 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [660 Valid, 1560 Invalid, 1047 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 961 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:03:16,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9791 states. [2022-03-15 15:03:16,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9791 to 7309. [2022-03-15 15:03:16,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7309 states, 7307 states have (on average 2.791022307376488) internal successors, (20394), 7308 states have internal predecessors, (20394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:16,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 20394 transitions. [2022-03-15 15:03:16,326 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 20394 transitions. Word has length 100 [2022-03-15 15:03:16,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:16,326 INFO L470 AbstractCegarLoop]: Abstraction has 7309 states and 20394 transitions. [2022-03-15 15:03:16,326 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:16,326 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 20394 transitions. [2022-03-15 15:03:16,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:16,333 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:16,333 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:16,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2022-03-15 15:03:16,333 INFO L402 AbstractCegarLoop]: === Iteration 205 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:16,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:16,333 INFO L85 PathProgramCache]: Analyzing trace with hash 1564850782, now seen corresponding path program 21 times [2022-03-15 15:03:16,333 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:16,333 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960827922] [2022-03-15 15:03:16,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:16,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:16,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:17,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:17,756 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:17,756 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960827922] [2022-03-15 15:03:17,756 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960827922] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:17,756 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:17,756 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:17,756 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776944148] [2022-03-15 15:03:17,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:17,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:17,756 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:17,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:17,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:17,757 INFO L87 Difference]: Start difference. First operand 7309 states and 20394 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:19,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:19,400 INFO L93 Difference]: Finished difference Result 9880 states and 27208 transitions. [2022-03-15 15:03:19,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:19,400 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:19,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:19,418 INFO L225 Difference]: With dead ends: 9880 [2022-03-15 15:03:19,418 INFO L226 Difference]: Without dead ends: 9880 [2022-03-15 15:03:19,419 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:19,419 INFO L933 BasicCegarLoop]: 288 mSDtfsCounter, 599 mSDsluCounter, 1505 mSDsCounter, 0 mSdLazyCounter, 1124 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 599 SdHoareTripleChecker+Valid, 1749 SdHoareTripleChecker+Invalid, 1198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:19,419 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [599 Valid, 1749 Invalid, 1198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1124 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:03:19,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9880 states. [2022-03-15 15:03:19,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9880 to 7246. [2022-03-15 15:03:19,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7246 states, 7244 states have (on average 2.78961899503037) internal successors, (20208), 7245 states have internal predecessors, (20208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:19,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7246 states to 7246 states and 20208 transitions. [2022-03-15 15:03:19,556 INFO L78 Accepts]: Start accepts. Automaton has 7246 states and 20208 transitions. Word has length 100 [2022-03-15 15:03:19,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:19,556 INFO L470 AbstractCegarLoop]: Abstraction has 7246 states and 20208 transitions. [2022-03-15 15:03:19,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:19,556 INFO L276 IsEmpty]: Start isEmpty. Operand 7246 states and 20208 transitions. [2022-03-15 15:03:19,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:19,563 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:19,563 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:19,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2022-03-15 15:03:19,563 INFO L402 AbstractCegarLoop]: === Iteration 206 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:19,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:19,563 INFO L85 PathProgramCache]: Analyzing trace with hash -1115409186, now seen corresponding path program 22 times [2022-03-15 15:03:19,564 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:19,564 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979185938] [2022-03-15 15:03:19,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:19,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:19,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:20,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:20,672 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:20,672 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979185938] [2022-03-15 15:03:20,672 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979185938] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:20,672 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:20,672 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:20,672 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768748518] [2022-03-15 15:03:20,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:20,673 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:20,673 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:20,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:20,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:20,673 INFO L87 Difference]: Start difference. First operand 7246 states and 20208 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:21,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:21,697 INFO L93 Difference]: Finished difference Result 8690 states and 23806 transitions. [2022-03-15 15:03:21,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:03:21,697 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:21,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:21,729 INFO L225 Difference]: With dead ends: 8690 [2022-03-15 15:03:21,730 INFO L226 Difference]: Without dead ends: 8690 [2022-03-15 15:03:21,730 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:03:21,730 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 753 mSDsluCounter, 1063 mSDsCounter, 0 mSdLazyCounter, 775 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 753 SdHoareTripleChecker+Valid, 1280 SdHoareTripleChecker+Invalid, 840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 775 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:21,730 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [753 Valid, 1280 Invalid, 840 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 775 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:03:21,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8690 states. [2022-03-15 15:03:21,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8690 to 7288. [2022-03-15 15:03:21,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:21,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-15 15:03:21,842 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-15 15:03:21,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:21,842 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-15 15:03:21,843 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:21,843 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-15 15:03:21,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:21,849 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:21,849 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:21,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2022-03-15 15:03:21,849 INFO L402 AbstractCegarLoop]: === Iteration 207 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:21,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:21,849 INFO L85 PathProgramCache]: Analyzing trace with hash -1296159228, now seen corresponding path program 23 times [2022-03-15 15:03:21,849 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:21,849 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886782490] [2022-03-15 15:03:21,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:21,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:21,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:22,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:22,543 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:22,543 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886782490] [2022-03-15 15:03:22,543 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886782490] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:22,543 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:22,543 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:22,543 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647782996] [2022-03-15 15:03:22,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:22,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:22,544 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:22,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:22,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:22,544 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:23,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:23,874 INFO L93 Difference]: Finished difference Result 9206 states and 25218 transitions. [2022-03-15 15:03:23,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:03:23,875 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:23,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:23,890 INFO L225 Difference]: With dead ends: 9206 [2022-03-15 15:03:23,891 INFO L226 Difference]: Without dead ends: 9206 [2022-03-15 15:03:23,891 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:03:23,891 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 628 mSDsluCounter, 1364 mSDsCounter, 0 mSdLazyCounter, 929 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 628 SdHoareTripleChecker+Valid, 1593 SdHoareTripleChecker+Invalid, 1001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 929 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:23,891 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [628 Valid, 1593 Invalid, 1001 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 929 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:03:23,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9206 states. [2022-03-15 15:03:23,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9206 to 7330. [2022-03-15 15:03:23,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:24,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-03-15 15:03:24,011 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-03-15 15:03:24,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:24,011 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-03-15 15:03:24,011 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:24,011 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-03-15 15:03:24,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:24,018 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:24,018 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:24,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2022-03-15 15:03:24,018 INFO L402 AbstractCegarLoop]: === Iteration 208 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:24,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:24,018 INFO L85 PathProgramCache]: Analyzing trace with hash -1647638234, now seen corresponding path program 24 times [2022-03-15 15:03:24,018 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:24,018 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152413677] [2022-03-15 15:03:24,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:24,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:24,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:24,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:24,774 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:24,774 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152413677] [2022-03-15 15:03:24,774 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152413677] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:24,774 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:24,774 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:24,774 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245535013] [2022-03-15 15:03:24,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:24,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:24,775 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:24,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:24,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:24,775 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:26,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:26,054 INFO L93 Difference]: Finished difference Result 9119 states and 24985 transitions. [2022-03-15 15:03:26,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:03:26,054 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:26,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:26,069 INFO L225 Difference]: With dead ends: 9119 [2022-03-15 15:03:26,070 INFO L226 Difference]: Without dead ends: 9119 [2022-03-15 15:03:26,070 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:03:26,070 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 650 mSDsluCounter, 1378 mSDsCounter, 0 mSdLazyCounter, 978 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:26,070 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [650 Valid, 1613 Invalid, 1045 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 978 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:03:26,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9119 states. [2022-03-15 15:03:26,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9119 to 7351. [2022-03-15 15:03:26,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:26,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-03-15 15:03:26,191 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-03-15 15:03:26,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:26,192 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-03-15 15:03:26,192 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) [2022-03-15 15:03:26,192 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-03-15 15:03:26,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:26,198 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:26,198 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:26,198 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2022-03-15 15:03:26,198 INFO L402 AbstractCegarLoop]: === Iteration 209 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:26,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:26,199 INFO L85 PathProgramCache]: Analyzing trace with hash 789243546, now seen corresponding path program 25 times [2022-03-15 15:03:26,199 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:26,199 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578210377] [2022-03-15 15:03:26,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:26,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:26,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:27,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:27,225 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:27,225 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578210377] [2022-03-15 15:03:27,225 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578210377] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:27,225 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:27,225 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:27,225 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444312836] [2022-03-15 15:03:27,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:27,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:27,226 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:27,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:27,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:27,226 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:28,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:28,846 INFO L93 Difference]: Finished difference Result 9047 states and 24828 transitions. [2022-03-15 15:03:28,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:28,847 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:28,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:28,860 INFO L225 Difference]: With dead ends: 9047 [2022-03-15 15:03:28,860 INFO L226 Difference]: Without dead ends: 9047 [2022-03-15 15:03:28,860 INFO L932 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 [2022-03-15 15:03:28,860 INFO L933 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 [2022-03-15 15:03:28,861 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [655 Valid, 1759 Invalid, 1192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 1122 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:03:28,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9047 states. [2022-03-15 15:03:28,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9047 to 7288. [2022-03-15 15:03:28,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:28,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-15 15:03:28,976 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-15 15:03:28,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:28,976 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-15 15:03:28,976 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) [2022-03-15 15:03:28,977 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-15 15:03:28,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:28,983 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:28,983 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:28,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2022-03-15 15:03:28,983 INFO L402 AbstractCegarLoop]: === Iteration 210 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:28,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:28,984 INFO L85 PathProgramCache]: Analyzing trace with hash 1390535014, now seen corresponding path program 26 times [2022-03-15 15:03:28,984 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:28,984 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123144678] [2022-03-15 15:03:28,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:28,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:29,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:29,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:29,895 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:29,895 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123144678] [2022-03-15 15:03:29,895 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123144678] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:29,895 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:29,895 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:29,895 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047873132] [2022-03-15 15:03:29,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:29,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:29,895 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:29,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:29,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:29,896 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:31,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:31,149 INFO L93 Difference]: Finished difference Result 9122 states and 24986 transitions. [2022-03-15 15:03:31,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:03:31,150 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:31,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:31,165 INFO L225 Difference]: With dead ends: 9122 [2022-03-15 15:03:31,165 INFO L226 Difference]: Without dead ends: 9122 [2022-03-15 15:03:31,166 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:03:31,166 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 586 mSDsluCounter, 1465 mSDsCounter, 0 mSdLazyCounter, 1000 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 586 SdHoareTripleChecker+Valid, 1682 SdHoareTripleChecker+Invalid, 1057 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 1000 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:31,166 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [586 Valid, 1682 Invalid, 1057 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 1000 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:03:31,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9122 states. [2022-03-15 15:03:31,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9122 to 7414. [2022-03-15 15:03:31,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7414 states, 7412 states have (on average 2.7933081489476526) internal successors, (20704), 7413 states have internal predecessors, (20704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:31,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7414 states to 7414 states and 20704 transitions. [2022-03-15 15:03:31,294 INFO L78 Accepts]: Start accepts. Automaton has 7414 states and 20704 transitions. Word has length 100 [2022-03-15 15:03:31,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:31,294 INFO L470 AbstractCegarLoop]: Abstraction has 7414 states and 20704 transitions. [2022-03-15 15:03:31,294 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:31,294 INFO L276 IsEmpty]: Start isEmpty. Operand 7414 states and 20704 transitions. [2022-03-15 15:03:31,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:31,300 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:31,301 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:31,301 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2022-03-15 15:03:31,301 INFO L402 AbstractCegarLoop]: === Iteration 211 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:31,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:31,301 INFO L85 PathProgramCache]: Analyzing trace with hash -1120243632, now seen corresponding path program 27 times [2022-03-15 15:03:31,301 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:31,301 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357730991] [2022-03-15 15:03:31,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:31,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:31,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:31,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:31,897 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:31,897 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357730991] [2022-03-15 15:03:31,897 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357730991] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:31,897 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:31,897 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:31,897 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22616058] [2022-03-15 15:03:31,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:31,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:31,898 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:31,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:31,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:31,898 INFO L87 Difference]: Start difference. First operand 7414 states and 20704 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:33,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:33,140 INFO L93 Difference]: Finished difference Result 9509 states and 26041 transitions. [2022-03-15 15:03:33,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:03:33,141 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:33,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:33,155 INFO L225 Difference]: With dead ends: 9509 [2022-03-15 15:03:33,156 INFO L226 Difference]: Without dead ends: 9509 [2022-03-15 15:03:33,156 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:03:33,156 INFO L933 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:33,156 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [621 Valid, 1611 Invalid, 1073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 995 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:03:33,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9509 states. [2022-03-15 15:03:33,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9509 to 7435. [2022-03-15 15:03:33,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7435 states, 7433 states have (on average 2.7937575676039286) internal successors, (20766), 7434 states have internal predecessors, (20766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:33,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7435 states to 7435 states and 20766 transitions. [2022-03-15 15:03:33,264 INFO L78 Accepts]: Start accepts. Automaton has 7435 states and 20766 transitions. Word has length 100 [2022-03-15 15:03:33,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:33,264 INFO L470 AbstractCegarLoop]: Abstraction has 7435 states and 20766 transitions. [2022-03-15 15:03:33,264 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:33,264 INFO L276 IsEmpty]: Start isEmpty. Operand 7435 states and 20766 transitions. [2022-03-15 15:03:33,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:33,270 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:33,270 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:33,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2022-03-15 15:03:33,270 INFO L402 AbstractCegarLoop]: === Iteration 212 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:33,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:33,271 INFO L85 PathProgramCache]: Analyzing trace with hash 1316638148, now seen corresponding path program 28 times [2022-03-15 15:03:33,271 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:33,271 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830505266] [2022-03-15 15:03:33,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:33,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:33,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:34,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:34,347 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:34,347 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830505266] [2022-03-15 15:03:34,347 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830505266] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:34,347 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:34,347 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:34,348 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851707363] [2022-03-15 15:03:34,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:34,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:34,348 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:34,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:34,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:34,348 INFO L87 Difference]: Start difference. First operand 7435 states and 20766 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:35,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:35,735 INFO L93 Difference]: Finished difference Result 9437 states and 25884 transitions. [2022-03-15 15:03:35,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:35,735 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:35,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:35,749 INFO L225 Difference]: With dead ends: 9437 [2022-03-15 15:03:35,749 INFO L226 Difference]: Without dead ends: 9437 [2022-03-15 15:03:35,750 INFO L932 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 [2022-03-15 15:03:35,750 INFO L933 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 [2022-03-15 15:03:35,750 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [649 Valid, 1618 Invalid, 1073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 1001 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:03:35,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9437 states. [2022-03-15 15:03:35,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9437 to 7372. [2022-03-15 15:03:35,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:35,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-03-15 15:03:35,853 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-03-15 15:03:35,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:35,853 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-03-15 15:03:35,853 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:35,853 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-03-15 15:03:35,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:35,859 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:35,859 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:35,859 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2022-03-15 15:03:35,859 INFO L402 AbstractCegarLoop]: === Iteration 213 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:35,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:35,859 INFO L85 PathProgramCache]: Analyzing trace with hash 532709742, now seen corresponding path program 29 times [2022-03-15 15:03:35,859 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:35,859 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116391420] [2022-03-15 15:03:35,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:35,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:35,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:36,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:36,971 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:36,971 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116391420] [2022-03-15 15:03:36,971 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116391420] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:36,971 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:36,971 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:36,971 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444515144] [2022-03-15 15:03:36,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:36,971 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:36,971 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:36,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:36,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:36,972 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:38,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:38,273 INFO L93 Difference]: Finished difference Result 9593 states and 26305 transitions. [2022-03-15 15:03:38,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:03:38,274 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:38,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:38,289 INFO L225 Difference]: With dead ends: 9593 [2022-03-15 15:03:38,289 INFO L226 Difference]: Without dead ends: 9593 [2022-03-15 15:03:38,289 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:03:38,290 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 585 mSDsluCounter, 1487 mSDsCounter, 0 mSdLazyCounter, 1067 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:38,290 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [585 Valid, 1715 Invalid, 1136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 1067 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:03:38,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9593 states. [2022-03-15 15:03:38,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9593 to 7414. [2022-03-15 15:03:38,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7414 states, 7412 states have (on average 2.7933081489476526) internal successors, (20704), 7413 states have internal predecessors, (20704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:38,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7414 states to 7414 states and 20704 transitions. [2022-03-15 15:03:38,408 INFO L78 Accepts]: Start accepts. Automaton has 7414 states and 20704 transitions. Word has length 100 [2022-03-15 15:03:38,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:38,408 INFO L470 AbstractCegarLoop]: Abstraction has 7414 states and 20704 transitions. [2022-03-15 15:03:38,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:38,408 INFO L276 IsEmpty]: Start isEmpty. Operand 7414 states and 20704 transitions. [2022-03-15 15:03:38,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:38,414 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:38,414 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:38,414 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2022-03-15 15:03:38,415 INFO L402 AbstractCegarLoop]: === Iteration 214 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:38,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:38,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1325375774, now seen corresponding path program 30 times [2022-03-15 15:03:38,415 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:38,415 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583404547] [2022-03-15 15:03:38,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:38,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:39,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:39,315 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:39,315 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583404547] [2022-03-15 15:03:39,315 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583404547] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:39,315 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:39,316 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:39,316 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627454166] [2022-03-15 15:03:39,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:39,316 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:39,316 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:39,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:39,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:39,316 INFO L87 Difference]: Start difference. First operand 7414 states and 20704 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:40,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:40,621 INFO L93 Difference]: Finished difference Result 9887 states and 27141 transitions. [2022-03-15 15:03:40,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:40,621 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:40,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:40,637 INFO L225 Difference]: With dead ends: 9887 [2022-03-15 15:03:40,637 INFO L226 Difference]: Without dead ends: 9887 [2022-03-15 15:03:40,637 INFO L932 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 [2022-03-15 15:03:40,637 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 654 mSDsluCounter, 1101 mSDsCounter, 0 mSdLazyCounter, 865 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 654 SdHoareTripleChecker+Valid, 1354 SdHoareTripleChecker+Invalid, 955 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:40,637 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [654 Valid, 1354 Invalid, 955 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 865 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:03:40,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9887 states. [2022-03-15 15:03:40,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9887 to 7393. [2022-03-15 15:03:40,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:40,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-03-15 15:03:40,746 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-03-15 15:03:40,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:40,747 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-03-15 15:03:40,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:40,747 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-03-15 15:03:40,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:40,752 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:40,753 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:40,753 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2022-03-15 15:03:40,753 INFO L402 AbstractCegarLoop]: === Iteration 215 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:40,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:40,753 INFO L85 PathProgramCache]: Analyzing trace with hash 996668454, now seen corresponding path program 31 times [2022-03-15 15:03:40,753 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:40,753 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594320172] [2022-03-15 15:03:40,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:40,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:41,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:41,720 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:41,720 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594320172] [2022-03-15 15:03:41,720 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594320172] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:41,720 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:41,720 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:41,720 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551061082] [2022-03-15 15:03:41,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:41,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:41,721 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:41,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:41,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:41,721 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:43,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:43,177 INFO L93 Difference]: Finished difference Result 9752 states and 26782 transitions. [2022-03-15 15:03:43,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:43,177 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:43,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:43,193 INFO L225 Difference]: With dead ends: 9752 [2022-03-15 15:03:43,193 INFO L226 Difference]: Without dead ends: 9752 [2022-03-15 15:03:43,194 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:43,194 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 697 mSDsluCounter, 1310 mSDsCounter, 0 mSdLazyCounter, 1050 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 697 SdHoareTripleChecker+Valid, 1559 SdHoareTripleChecker+Invalid, 1132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 1050 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:43,194 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [697 Valid, 1559 Invalid, 1132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 1050 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:03:43,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9752 states. [2022-03-15 15:03:43,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9752 to 7330. [2022-03-15 15:03:43,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:43,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-03-15 15:03:43,321 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-03-15 15:03:43,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:43,321 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-03-15 15:03:43,321 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:43,321 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-03-15 15:03:43,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:43,327 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:43,328 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:43,328 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2022-03-15 15:03:43,328 INFO L402 AbstractCegarLoop]: === Iteration 216 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:43,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:43,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1116041296, now seen corresponding path program 32 times [2022-03-15 15:03:43,328 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:43,328 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055934154] [2022-03-15 15:03:43,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:43,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:43,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:44,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:44,132 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:44,132 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055934154] [2022-03-15 15:03:44,132 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055934154] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:44,132 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:44,132 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:44,132 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847316038] [2022-03-15 15:03:44,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:44,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:44,132 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:44,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:44,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:44,133 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:45,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:45,345 INFO L93 Difference]: Finished difference Result 8951 states and 24505 transitions. [2022-03-15 15:03:45,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:03:45,346 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:45,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:45,360 INFO L225 Difference]: With dead ends: 8951 [2022-03-15 15:03:45,360 INFO L226 Difference]: Without dead ends: 8951 [2022-03-15 15:03:45,361 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:03:45,361 INFO L933 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 [2022-03-15 15:03:45,361 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [689 Valid, 1490 Invalid, 1036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 964 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:03:45,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8951 states. [2022-03-15 15:03:45,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8951 to 7393. [2022-03-15 15:03:45,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:45,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-03-15 15:03:45,486 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-03-15 15:03:45,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:45,486 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-03-15 15:03:45,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:45,487 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-03-15 15:03:45,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:45,492 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:45,493 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:45,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2022-03-15 15:03:45,493 INFO L402 AbstractCegarLoop]: === Iteration 217 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:45,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:45,493 INFO L85 PathProgramCache]: Analyzing trace with hash -742044220, now seen corresponding path program 33 times [2022-03-15 15:03:45,493 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:45,493 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365356856] [2022-03-15 15:03:45,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:45,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:46,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:46,664 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:46,664 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365356856] [2022-03-15 15:03:46,665 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365356856] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:46,665 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:46,665 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:46,665 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101033899] [2022-03-15 15:03:46,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:46,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:46,665 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:46,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:46,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:46,665 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:48,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:48,092 INFO L93 Difference]: Finished difference Result 9245 states and 25341 transitions. [2022-03-15 15:03:48,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:48,093 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:48,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:48,105 INFO L225 Difference]: With dead ends: 9245 [2022-03-15 15:03:48,105 INFO L226 Difference]: Without dead ends: 9245 [2022-03-15 15:03:48,106 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:48,106 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 728 mSDsluCounter, 1264 mSDsCounter, 0 mSdLazyCounter, 993 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 728 SdHoareTripleChecker+Valid, 1510 SdHoareTripleChecker+Invalid, 1067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 993 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:48,106 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [728 Valid, 1510 Invalid, 1067 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 993 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:03:48,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9245 states. [2022-03-15 15:03:48,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9245 to 7372. [2022-03-15 15:03:48,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:48,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-03-15 15:03:48,206 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-03-15 15:03:48,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:48,206 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-03-15 15:03:48,206 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:48,206 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-03-15 15:03:48,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:48,212 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:48,212 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:48,212 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2022-03-15 15:03:48,212 INFO L402 AbstractCegarLoop]: === Iteration 218 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:48,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:48,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1580000008, now seen corresponding path program 34 times [2022-03-15 15:03:48,212 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:48,212 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852924591] [2022-03-15 15:03:48,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:48,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:48,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:49,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:49,139 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:49,139 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852924591] [2022-03-15 15:03:49,139 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852924591] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:49,139 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:49,139 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:49,139 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612628429] [2022-03-15 15:03:49,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:49,139 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:49,139 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:49,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:49,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:49,139 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:50,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:50,585 INFO L93 Difference]: Finished difference Result 9539 states and 26177 transitions. [2022-03-15 15:03:50,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:50,585 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:50,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:50,601 INFO L225 Difference]: With dead ends: 9539 [2022-03-15 15:03:50,601 INFO L226 Difference]: Without dead ends: 9539 [2022-03-15 15:03:50,602 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:50,602 INFO L933 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:50,602 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [595 Valid, 1804 Invalid, 1221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 1135 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:03:50,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9539 states. [2022-03-15 15:03:50,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9539 to 7351. [2022-03-15 15:03:50,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:50,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-03-15 15:03:50,723 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-03-15 15:03:50,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:50,724 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-03-15 15:03:50,724 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:50,724 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-03-15 15:03:50,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:50,730 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:50,730 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:50,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2022-03-15 15:03:50,730 INFO L402 AbstractCegarLoop]: === Iteration 219 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:50,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:50,730 INFO L85 PathProgramCache]: Analyzing trace with hash 24200346, now seen corresponding path program 35 times [2022-03-15 15:03:50,730 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:50,731 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136559524] [2022-03-15 15:03:50,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:50,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:50,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:51,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:51,985 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:51,985 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136559524] [2022-03-15 15:03:51,985 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1136559524] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:51,985 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:51,985 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:51,985 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469449828] [2022-03-15 15:03:51,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:51,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:51,985 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:51,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:51,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:51,986 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:53,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:53,632 INFO L93 Difference]: Finished difference Result 9257 states and 25384 transitions. [2022-03-15 15:03:53,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:53,632 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:53,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:53,648 INFO L225 Difference]: With dead ends: 9257 [2022-03-15 15:03:53,648 INFO L226 Difference]: Without dead ends: 9257 [2022-03-15 15:03:53,648 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:53,649 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 627 mSDsluCounter, 1451 mSDsCounter, 0 mSdLazyCounter, 1098 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 627 SdHoareTripleChecker+Valid, 1697 SdHoareTripleChecker+Invalid, 1172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1098 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:53,649 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [627 Valid, 1697 Invalid, 1172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1098 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:03:53,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9257 states. [2022-03-15 15:03:53,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9257 to 7288. [2022-03-15 15:03:53,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:53,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-15 15:03:53,768 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-15 15:03:53,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:53,768 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-15 15:03:53,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:53,768 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-15 15:03:53,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:53,775 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:53,775 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:53,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218 [2022-03-15 15:03:53,775 INFO L402 AbstractCegarLoop]: === Iteration 220 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:53,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:53,775 INFO L85 PathProgramCache]: Analyzing trace with hash 867332674, now seen corresponding path program 36 times [2022-03-15 15:03:53,775 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:53,775 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613056157] [2022-03-15 15:03:53,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:53,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:53,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:54,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:54,374 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:54,374 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613056157] [2022-03-15 15:03:54,375 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613056157] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:54,375 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:54,375 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:54,375 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310739960] [2022-03-15 15:03:54,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:54,375 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:54,375 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:54,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:54,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:54,375 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:55,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:55,355 INFO L93 Difference]: Finished difference Result 8927 states and 24415 transitions. [2022-03-15 15:03:55,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:03:55,356 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:55,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:55,370 INFO L225 Difference]: With dead ends: 8927 [2022-03-15 15:03:55,370 INFO L226 Difference]: Without dead ends: 8927 [2022-03-15 15:03:55,370 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:03:55,371 INFO L933 BasicCegarLoop]: 219 mSDtfsCounter, 618 mSDsluCounter, 985 mSDsCounter, 0 mSdLazyCounter, 658 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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 [2022-03-15 15:03:55,371 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [618 Valid, 1193 Invalid, 744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 658 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 15:03:55,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8927 states. [2022-03-15 15:03:55,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8927 to 7393. [2022-03-15 15:03:55,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:55,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-03-15 15:03:55,545 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-03-15 15:03:55,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:55,546 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-03-15 15:03:55,546 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:55,546 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-03-15 15:03:55,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:55,551 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:55,551 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:55,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219 [2022-03-15 15:03:55,551 INFO L402 AbstractCegarLoop]: === Iteration 221 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:55,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:55,554 INFO L85 PathProgramCache]: Analyzing trace with hash -673784052, now seen corresponding path program 37 times [2022-03-15 15:03:55,554 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:55,554 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700819413] [2022-03-15 15:03:55,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:55,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:55,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:56,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:56,250 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:56,251 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700819413] [2022-03-15 15:03:56,251 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700819413] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:56,251 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:56,251 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:56,251 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605687076] [2022-03-15 15:03:56,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:56,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:56,251 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:56,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:56,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:56,251 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:57,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:57,560 INFO L93 Difference]: Finished difference Result 9284 states and 25410 transitions. [2022-03-15 15:03:57,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:03:57,560 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:57,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:57,575 INFO L225 Difference]: With dead ends: 9284 [2022-03-15 15:03:57,575 INFO L226 Difference]: Without dead ends: 9284 [2022-03-15 15:03:57,576 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:03:57,576 INFO L933 BasicCegarLoop]: 228 mSDtfsCounter, 633 mSDsluCounter, 1306 mSDsCounter, 0 mSdLazyCounter, 959 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:57,576 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [633 Valid, 1520 Invalid, 1039 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 959 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:03:57,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9284 states. [2022-03-15 15:03:57,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9284 to 7414. [2022-03-15 15:03:57,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7414 states, 7412 states have (on average 2.7933081489476526) internal successors, (20704), 7413 states have internal predecessors, (20704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:57,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7414 states to 7414 states and 20704 transitions. [2022-03-15 15:03:57,699 INFO L78 Accepts]: Start accepts. Automaton has 7414 states and 20704 transitions. Word has length 100 [2022-03-15 15:03:57,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:57,699 INFO L470 AbstractCegarLoop]: Abstraction has 7414 states and 20704 transitions. [2022-03-15 15:03:57,699 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:57,699 INFO L276 IsEmpty]: Start isEmpty. Operand 7414 states and 20704 transitions. [2022-03-15 15:03:57,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:57,706 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:57,706 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:57,706 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220 [2022-03-15 15:03:57,706 INFO L402 AbstractCegarLoop]: === Iteration 222 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:57,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:57,706 INFO L85 PathProgramCache]: Analyzing trace with hash 963093152, now seen corresponding path program 38 times [2022-03-15 15:03:57,706 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:57,706 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723689621] [2022-03-15 15:03:57,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:57,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:57,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:58,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:58,569 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:58,569 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723689621] [2022-03-15 15:03:58,570 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723689621] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:58,570 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:58,570 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:58,570 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127316785] [2022-03-15 15:03:58,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:58,570 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:58,570 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:58,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:58,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:58,570 INFO L87 Difference]: Start difference. First operand 7414 states and 20704 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:00,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:00,126 INFO L93 Difference]: Finished difference Result 9242 states and 25313 transitions. [2022-03-15 15:04:00,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:00,127 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:00,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:00,141 INFO L225 Difference]: With dead ends: 9242 [2022-03-15 15:04:00,141 INFO L226 Difference]: Without dead ends: 9242 [2022-03-15 15:04:00,141 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:00,142 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 616 mSDsluCounter, 1521 mSDsCounter, 0 mSdLazyCounter, 1122 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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 [2022-03-15 15:04:00,142 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [616 Valid, 1745 Invalid, 1205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1122 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:04:00,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9242 states. [2022-03-15 15:04:00,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9242 to 7351. [2022-03-15 15:04:00,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:00,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-03-15 15:04:00,270 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-03-15 15:04:00,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:00,270 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-03-15 15:04:00,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:00,270 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-03-15 15:04:00,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:00,276 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:00,276 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:00,277 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable221 [2022-03-15 15:04:00,277 INFO L402 AbstractCegarLoop]: === Iteration 223 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:00,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:00,277 INFO L85 PathProgramCache]: Analyzing trace with hash 973917770, now seen corresponding path program 39 times [2022-03-15 15:04:00,277 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:00,277 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138135849] [2022-03-15 15:04:00,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:00,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:00,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:01,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:01,164 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:01,164 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138135849] [2022-03-15 15:04:01,164 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138135849] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:01,165 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:01,165 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:01,165 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606723219] [2022-03-15 15:04:01,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:01,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:01,165 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:01,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:01,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:01,166 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:02,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:02,494 INFO L93 Difference]: Finished difference Result 9060 states and 24822 transitions. [2022-03-15 15:04:02,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:04:02,495 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 [2022-03-15 15:04:02,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:02,509 INFO L225 Difference]: With dead ends: 9060 [2022-03-15 15:04:02,509 INFO L226 Difference]: Without dead ends: 9060 [2022-03-15 15:04:02,510 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:04:02,510 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 672 mSDsluCounter, 1092 mSDsCounter, 0 mSdLazyCounter, 812 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 672 SdHoareTripleChecker+Valid, 1316 SdHoareTripleChecker+Invalid, 902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 812 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:02,510 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [672 Valid, 1316 Invalid, 902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 812 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:04:02,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9060 states. [2022-03-15 15:04:02,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9060 to 7393. [2022-03-15 15:04:02,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:02,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-03-15 15:04:02,624 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-03-15 15:04:02,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:02,624 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-03-15 15:04:02,624 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) [2022-03-15 15:04:02,624 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-03-15 15:04:02,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:02,630 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:02,630 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:02,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable222 [2022-03-15 15:04:02,630 INFO L402 AbstractCegarLoop]: === Iteration 224 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:02,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:02,631 INFO L85 PathProgramCache]: Analyzing trace with hash -1684172322, now seen corresponding path program 40 times [2022-03-15 15:04:02,631 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:02,631 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466687018] [2022-03-15 15:04:02,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:02,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:02,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:04,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:04,047 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:04,047 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466687018] [2022-03-15 15:04:04,047 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466687018] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:04,047 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:04,048 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:04,048 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413071997] [2022-03-15 15:04:04,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:04,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:04,048 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:04,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:04,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:04,048 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:05,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:05,549 INFO L93 Difference]: Finished difference Result 9354 states and 25658 transitions. [2022-03-15 15:04:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:05,550 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 [2022-03-15 15:04:05,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:05,565 INFO L225 Difference]: With dead ends: 9354 [2022-03-15 15:04:05,565 INFO L226 Difference]: Without dead ends: 9354 [2022-03-15 15:04:05,565 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:05,565 INFO L933 BasicCegarLoop]: 246 mSDtfsCounter, 657 mSDsluCounter, 1286 mSDsCounter, 0 mSdLazyCounter, 938 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 657 SdHoareTripleChecker+Valid, 1520 SdHoareTripleChecker+Invalid, 1038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 938 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:05,565 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [657 Valid, 1520 Invalid, 1038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 938 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:04:05,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9354 states. [2022-03-15 15:04:05,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9354 to 7372. [2022-03-15 15:04:05,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:05,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-03-15 15:04:05,688 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-03-15 15:04:05,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:05,688 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-03-15 15:04:05,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:05,688 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-03-15 15:04:05,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:05,695 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:05,695 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:05,695 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable223 [2022-03-15 15:04:05,695 INFO L402 AbstractCegarLoop]: === Iteration 225 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:05,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:05,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1607533826, now seen corresponding path program 41 times [2022-03-15 15:04:05,695 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:05,695 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11992745] [2022-03-15 15:04:05,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:05,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:05,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:06,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:06,659 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:06,659 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11992745] [2022-03-15 15:04:06,659 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11992745] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:06,660 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:06,660 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:06,660 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096606074] [2022-03-15 15:04:06,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:06,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:06,660 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:06,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:06,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:06,660 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:08,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:08,198 INFO L93 Difference]: Finished difference Result 9473 states and 25973 transitions. [2022-03-15 15:04:08,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:08,198 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:08,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:08,214 INFO L225 Difference]: With dead ends: 9473 [2022-03-15 15:04:08,214 INFO L226 Difference]: Without dead ends: 9473 [2022-03-15 15:04:08,214 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:08,214 INFO L933 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:08,214 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [621 Valid, 1480 Invalid, 1024 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 922 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:04:08,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9473 states. [2022-03-15 15:04:08,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9473 to 7309. [2022-03-15 15:04:08,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7309 states, 7307 states have (on average 2.791022307376488) internal successors, (20394), 7308 states have internal predecessors, (20394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:08,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 20394 transitions. [2022-03-15 15:04:08,336 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 20394 transitions. Word has length 100 [2022-03-15 15:04:08,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:08,336 INFO L470 AbstractCegarLoop]: Abstraction has 7309 states and 20394 transitions. [2022-03-15 15:04:08,336 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) [2022-03-15 15:04:08,337 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 20394 transitions. [2022-03-15 15:04:08,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:08,343 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:08,343 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:08,343 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224 [2022-03-15 15:04:08,343 INFO L402 AbstractCegarLoop]: === Iteration 226 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:08,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:08,344 INFO L85 PathProgramCache]: Analyzing trace with hash -1124171902, now seen corresponding path program 42 times [2022-03-15 15:04:08,344 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:08,344 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810420596] [2022-03-15 15:04:08,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:08,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:08,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:09,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:09,011 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:09,011 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810420596] [2022-03-15 15:04:09,011 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810420596] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:09,011 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:09,011 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:09,011 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900941298] [2022-03-15 15:04:09,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:09,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:09,011 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:09,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:09,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:09,012 INFO L87 Difference]: Start difference. First operand 7309 states and 20394 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:10,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:10,102 INFO L93 Difference]: Finished difference Result 9291 states and 25461 transitions. [2022-03-15 15:04:10,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:04:10,103 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:10,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:10,118 INFO L225 Difference]: With dead ends: 9291 [2022-03-15 15:04:10,119 INFO L226 Difference]: Without dead ends: 9291 [2022-03-15 15:04:10,119 INFO L932 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 [2022-03-15 15:04:10,119 INFO L933 BasicCegarLoop]: 215 mSDtfsCounter, 571 mSDsluCounter, 1082 mSDsCounter, 0 mSdLazyCounter, 738 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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 [2022-03-15 15:04:10,119 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [571 Valid, 1286 Invalid, 829 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 738 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:04:10,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9291 states. [2022-03-15 15:04:10,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9291 to 7330. [2022-03-15 15:04:10,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:10,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-03-15 15:04:10,247 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-03-15 15:04:10,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:10,247 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-03-15 15:04:10,247 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:10,247 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-03-15 15:04:10,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:10,254 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:10,254 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:10,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225 [2022-03-15 15:04:10,254 INFO L402 AbstractCegarLoop]: === Iteration 227 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:10,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:10,254 INFO L85 PathProgramCache]: Analyzing trace with hash -1467720056, now seen corresponding path program 43 times [2022-03-15 15:04:10,255 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:10,255 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017029418] [2022-03-15 15:04:10,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:10,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:10,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:11,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:11,511 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:11,511 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017029418] [2022-03-15 15:04:11,511 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017029418] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:11,511 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:11,511 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:11,511 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385662099] [2022-03-15 15:04:11,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:11,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:11,511 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:11,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:11,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:11,512 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:12,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:12,919 INFO L93 Difference]: Finished difference Result 9515 states and 26049 transitions. [2022-03-15 15:04:12,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:04:12,919 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:12,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:12,935 INFO L225 Difference]: With dead ends: 9515 [2022-03-15 15:04:12,935 INFO L226 Difference]: Without dead ends: 9515 [2022-03-15 15:04:12,936 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:04:12,936 INFO L933 BasicCegarLoop]: 229 mSDtfsCounter, 689 mSDsluCounter, 1229 mSDsCounter, 0 mSdLazyCounter, 866 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 689 SdHoareTripleChecker+Valid, 1445 SdHoareTripleChecker+Invalid, 953 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:12,936 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [689 Valid, 1445 Invalid, 953 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 866 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:04:12,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9515 states. [2022-03-15 15:04:13,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9515 to 7372. [2022-03-15 15:04:13,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:13,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-03-15 15:04:13,059 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-03-15 15:04:13,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:13,059 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-03-15 15:04:13,059 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:13,059 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-03-15 15:04:13,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:13,065 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:13,066 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:13,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable226 [2022-03-15 15:04:13,066 INFO L402 AbstractCegarLoop]: === Iteration 228 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:13,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:13,066 INFO L85 PathProgramCache]: Analyzing trace with hash -854788694, now seen corresponding path program 44 times [2022-03-15 15:04:13,066 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:13,066 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884888462] [2022-03-15 15:04:13,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:13,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:13,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:13,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:13,945 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:13,945 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [884888462] [2022-03-15 15:04:13,945 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [884888462] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:13,945 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:13,945 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:13,945 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679443089] [2022-03-15 15:04:13,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:13,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:13,946 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:13,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:13,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:13,946 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:15,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:15,221 INFO L93 Difference]: Finished difference Result 9438 states and 25836 transitions. [2022-03-15 15:04:15,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:04:15,221 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:15,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:15,236 INFO L225 Difference]: With dead ends: 9438 [2022-03-15 15:04:15,236 INFO L226 Difference]: Without dead ends: 9438 [2022-03-15 15:04:15,236 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:04:15,236 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 793 mSDsluCounter, 1023 mSDsCounter, 0 mSdLazyCounter, 762 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 793 SdHoareTripleChecker+Valid, 1250 SdHoareTripleChecker+Invalid, 862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:15,236 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [793 Valid, 1250 Invalid, 862 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 762 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:04:15,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9438 states. [2022-03-15 15:04:15,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9438 to 7393. [2022-03-15 15:04:15,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:15,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-03-15 15:04:15,351 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-03-15 15:04:15,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:15,351 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-03-15 15:04:15,351 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:15,351 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-03-15 15:04:15,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:15,358 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:15,358 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:15,358 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227 [2022-03-15 15:04:15,358 INFO L402 AbstractCegarLoop]: === Iteration 229 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:15,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:15,358 INFO L85 PathProgramCache]: Analyzing trace with hash 782088510, now seen corresponding path program 45 times [2022-03-15 15:04:15,358 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:15,358 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301128490] [2022-03-15 15:04:15,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:15,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:15,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:16,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:16,200 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:16,200 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301128490] [2022-03-15 15:04:16,200 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301128490] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:16,201 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:16,201 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:16,201 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264171419] [2022-03-15 15:04:16,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:16,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:16,201 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:16,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:16,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:16,201 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:17,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:17,510 INFO L93 Difference]: Finished difference Result 9396 states and 25739 transitions. [2022-03-15 15:04:17,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:17,510 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:17,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:17,525 INFO L225 Difference]: With dead ends: 9396 [2022-03-15 15:04:17,525 INFO L226 Difference]: Without dead ends: 9396 [2022-03-15 15:04:17,526 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:17,526 INFO L933 BasicCegarLoop]: 249 mSDtfsCounter, 595 mSDsluCounter, 1161 mSDsCounter, 0 mSdLazyCounter, 814 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 595 SdHoareTripleChecker+Valid, 1400 SdHoareTripleChecker+Invalid, 917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:17,526 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [595 Valid, 1400 Invalid, 917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 814 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:04:17,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9396 states. [2022-03-15 15:04:17,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9396 to 7288. [2022-03-15 15:04:17,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:17,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-15 15:04:17,641 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-15 15:04:17,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:17,642 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-15 15:04:17,642 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:17,642 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-15 15:04:17,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:17,648 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:17,648 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:17,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable228 [2022-03-15 15:04:17,648 INFO L402 AbstractCegarLoop]: === Iteration 230 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:17,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:17,648 INFO L85 PathProgramCache]: Analyzing trace with hash -839556030, now seen corresponding path program 36 times [2022-03-15 15:04:17,648 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:17,648 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546060299] [2022-03-15 15:04:17,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:17,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:17,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:18,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:18,385 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:18,385 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546060299] [2022-03-15 15:04:18,385 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546060299] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:18,385 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:18,385 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:18,385 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583384382] [2022-03-15 15:04:18,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:18,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:18,385 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:18,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:18,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:18,386 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:19,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:19,433 INFO L93 Difference]: Finished difference Result 8957 states and 24475 transitions. [2022-03-15 15:04:19,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:04:19,433 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 [2022-03-15 15:04:19,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:19,448 INFO L225 Difference]: With dead ends: 8957 [2022-03-15 15:04:19,448 INFO L226 Difference]: Without dead ends: 8957 [2022-03-15 15:04:19,448 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:04:19,449 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 674 mSDsluCounter, 814 mSDsCounter, 0 mSdLazyCounter, 609 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 674 SdHoareTripleChecker+Valid, 1036 SdHoareTripleChecker+Invalid, 702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 609 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:19,449 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [674 Valid, 1036 Invalid, 702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 609 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 15:04:19,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8957 states. [2022-03-15 15:04:19,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8957 to 7393. [2022-03-15 15:04:19,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:19,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-03-15 15:04:19,567 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-03-15 15:04:19,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:19,567 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-03-15 15:04:19,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:19,567 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-03-15 15:04:19,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:19,574 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:19,574 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:19,574 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable229 [2022-03-15 15:04:19,574 INFO L402 AbstractCegarLoop]: === Iteration 231 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:19,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:19,574 INFO L85 PathProgramCache]: Analyzing trace with hash 944632620, now seen corresponding path program 37 times [2022-03-15 15:04:19,575 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:19,575 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548241949] [2022-03-15 15:04:19,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:19,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:19,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:20,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:20,483 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:20,483 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548241949] [2022-03-15 15:04:20,483 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1548241949] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:20,483 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:20,483 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:20,483 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481848520] [2022-03-15 15:04:20,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:20,484 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:20,484 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:20,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:20,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:20,484 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:21,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:21,766 INFO L93 Difference]: Finished difference Result 9344 states and 25530 transitions. [2022-03-15 15:04:21,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:04:21,766 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 [2022-03-15 15:04:21,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:21,782 INFO L225 Difference]: With dead ends: 9344 [2022-03-15 15:04:21,782 INFO L226 Difference]: Without dead ends: 9344 [2022-03-15 15:04:21,783 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:04:21,783 INFO L933 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 [2022-03-15 15:04:21,783 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [600 Valid, 1321 Invalid, 877 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 781 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:04:21,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9344 states. [2022-03-15 15:04:21,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9344 to 7414. [2022-03-15 15:04:21,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7414 states, 7412 states have (on average 2.7933081489476526) internal successors, (20704), 7413 states have internal predecessors, (20704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:21,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7414 states to 7414 states and 20704 transitions. [2022-03-15 15:04:21,909 INFO L78 Accepts]: Start accepts. Automaton has 7414 states and 20704 transitions. Word has length 100 [2022-03-15 15:04:21,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:21,909 INFO L470 AbstractCegarLoop]: Abstraction has 7414 states and 20704 transitions. [2022-03-15 15:04:21,909 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) [2022-03-15 15:04:21,909 INFO L276 IsEmpty]: Start isEmpty. Operand 7414 states and 20704 transitions. [2022-03-15 15:04:21,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:21,916 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:21,916 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:21,916 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230 [2022-03-15 15:04:21,916 INFO L402 AbstractCegarLoop]: === Iteration 232 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:21,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:21,916 INFO L85 PathProgramCache]: Analyzing trace with hash -913452896, now seen corresponding path program 38 times [2022-03-15 15:04:21,916 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:21,917 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594292971] [2022-03-15 15:04:21,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:21,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:21,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:22,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:22,853 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:22,853 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594292971] [2022-03-15 15:04:22,853 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594292971] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:22,853 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:22,853 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:22,854 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101300786] [2022-03-15 15:04:22,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:22,854 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:22,854 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:22,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:22,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:22,854 INFO L87 Difference]: Start difference. First operand 7414 states and 20704 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:24,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:24,369 INFO L93 Difference]: Finished difference Result 9272 states and 25373 transitions. [2022-03-15 15:04:24,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:24,369 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:24,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:24,385 INFO L225 Difference]: With dead ends: 9272 [2022-03-15 15:04:24,385 INFO L226 Difference]: Without dead ends: 9272 [2022-03-15 15:04:24,385 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:24,385 INFO L933 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 [2022-03-15 15:04:24,385 INFO L934 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] [2022-03-15 15:04:24,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9272 states. [2022-03-15 15:04:24,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9272 to 7351. [2022-03-15 15:04:24,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:24,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-03-15 15:04:24,509 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-03-15 15:04:24,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:24,509 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-03-15 15:04:24,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:24,509 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-03-15 15:04:24,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:24,516 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:24,516 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:24,516 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable231 [2022-03-15 15:04:24,516 INFO L402 AbstractCegarLoop]: === Iteration 233 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:24,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:24,516 INFO L85 PathProgramCache]: Analyzing trace with hash -1697381302, now seen corresponding path program 39 times [2022-03-15 15:04:24,517 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:24,517 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504999595] [2022-03-15 15:04:24,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:24,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:24,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:25,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:25,208 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:25,209 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504999595] [2022-03-15 15:04:25,209 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504999595] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:25,209 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:25,209 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:25,209 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730303078] [2022-03-15 15:04:25,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:25,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:25,209 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:25,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:25,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:25,209 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:26,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:26,485 INFO L93 Difference]: Finished difference Result 9080 states and 24862 transitions. [2022-03-15 15:04:26,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:04:26,486 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:26,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:26,500 INFO L225 Difference]: With dead ends: 9080 [2022-03-15 15:04:26,500 INFO L226 Difference]: Without dead ends: 9080 [2022-03-15 15:04:26,501 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:04:26,501 INFO L933 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 [2022-03-15 15:04:26,501 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [629 Valid, 1539 Invalid, 1031 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 945 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:04:26,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9080 states. [2022-03-15 15:04:26,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9080 to 7393. [2022-03-15 15:04:26,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:26,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-03-15 15:04:26,623 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-03-15 15:04:26,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:26,623 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-03-15 15:04:26,624 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) [2022-03-15 15:04:26,624 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-03-15 15:04:26,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:26,630 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:26,630 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:26,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable232 [2022-03-15 15:04:26,630 INFO L402 AbstractCegarLoop]: === Iteration 234 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:26,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:26,631 INFO L85 PathProgramCache]: Analyzing trace with hash 739500478, now seen corresponding path program 40 times [2022-03-15 15:04:26,631 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:26,631 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024634317] [2022-03-15 15:04:26,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:26,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:27,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:27,574 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:27,574 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024634317] [2022-03-15 15:04:27,574 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024634317] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:27,574 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:27,574 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:27,574 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160038195] [2022-03-15 15:04:27,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:27,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:27,574 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:27,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:27,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:27,575 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:29,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:29,140 INFO L93 Difference]: Finished difference Result 9374 states and 25698 transitions. [2022-03-15 15:04:29,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:29,141 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:29,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:29,157 INFO L225 Difference]: With dead ends: 9374 [2022-03-15 15:04:29,157 INFO L226 Difference]: Without dead ends: 9374 [2022-03-15 15:04:29,158 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:29,158 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 600 mSDsluCounter, 1226 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 1472 SdHoareTripleChecker+Invalid, 1000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:29,158 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [600 Valid, 1472 Invalid, 1000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:04:29,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9374 states. [2022-03-15 15:04:29,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9374 to 7372. [2022-03-15 15:04:29,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:29,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-03-15 15:04:29,284 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-03-15 15:04:29,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:29,285 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-03-15 15:04:29,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:29,285 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-03-15 15:04:29,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:29,293 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:29,293 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:29,293 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable233 [2022-03-15 15:04:29,293 INFO L402 AbstractCegarLoop]: === Iteration 235 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:29,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:29,294 INFO L85 PathProgramCache]: Analyzing trace with hash -1233422590, now seen corresponding path program 41 times [2022-03-15 15:04:29,294 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:29,294 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123778423] [2022-03-15 15:04:29,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:29,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:29,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:30,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:30,665 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:30,666 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123778423] [2022-03-15 15:04:30,666 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123778423] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:30,666 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:30,666 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:30,666 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861046793] [2022-03-15 15:04:30,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:30,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:30,666 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:30,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:30,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:30,667 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:32,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:32,318 INFO L93 Difference]: Finished difference Result 9463 states and 25953 transitions. [2022-03-15 15:04:32,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:32,318 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:32,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:32,332 INFO L225 Difference]: With dead ends: 9463 [2022-03-15 15:04:32,333 INFO L226 Difference]: Without dead ends: 9463 [2022-03-15 15:04:32,333 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:32,333 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 560 mSDsluCounter, 1551 mSDsCounter, 0 mSdLazyCounter, 1164 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 1789 SdHoareTripleChecker+Invalid, 1251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 1164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:32,333 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [560 Valid, 1789 Invalid, 1251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 1164 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:04:32,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9463 states. [2022-03-15 15:04:32,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9463 to 7309. [2022-03-15 15:04:32,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7309 states, 7307 states have (on average 2.791022307376488) internal successors, (20394), 7308 states have internal predecessors, (20394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:32,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 20394 transitions. [2022-03-15 15:04:32,449 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 20394 transitions. Word has length 100 [2022-03-15 15:04:32,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:32,449 INFO L470 AbstractCegarLoop]: Abstraction has 7309 states and 20394 transitions. [2022-03-15 15:04:32,449 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:32,449 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 20394 transitions. [2022-03-15 15:04:32,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:32,455 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:32,455 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:32,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable234 [2022-03-15 15:04:32,455 INFO L402 AbstractCegarLoop]: === Iteration 236 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:32,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:32,455 INFO L85 PathProgramCache]: Analyzing trace with hash 381284738, now seen corresponding path program 42 times [2022-03-15 15:04:32,455 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:32,455 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847347943] [2022-03-15 15:04:32,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:32,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:32,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:33,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:33,155 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:33,155 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847347943] [2022-03-15 15:04:33,155 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1847347943] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:33,155 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:33,155 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:33,156 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443757237] [2022-03-15 15:04:33,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:33,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:33,156 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:33,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:33,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:33,156 INFO L87 Difference]: Start difference. First operand 7309 states and 20394 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:34,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:34,267 INFO L93 Difference]: Finished difference Result 9341 states and 25561 transitions. [2022-03-15 15:04:34,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:04:34,268 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:34,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:34,282 INFO L225 Difference]: With dead ends: 9341 [2022-03-15 15:04:34,282 INFO L226 Difference]: Without dead ends: 9341 [2022-03-15 15:04:34,282 INFO L932 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 [2022-03-15 15:04:34,282 INFO L933 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 [2022-03-15 15:04:34,282 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [548 Valid, 1408 Invalid, 873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 799 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:04:34,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9341 states. [2022-03-15 15:04:34,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9341 to 7330. [2022-03-15 15:04:34,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:34,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-03-15 15:04:34,376 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-03-15 15:04:34,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:34,376 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-03-15 15:04:34,376 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:34,376 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-03-15 15:04:34,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:34,381 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:34,381 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:34,381 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable235 [2022-03-15 15:04:34,382 INFO L402 AbstractCegarLoop]: === Iteration 237 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:34,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:34,382 INFO L85 PathProgramCache]: Analyzing trace with hash 200534696, now seen corresponding path program 43 times [2022-03-15 15:04:34,382 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:34,382 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128378196] [2022-03-15 15:04:34,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:34,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:35,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:35,069 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:35,070 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128378196] [2022-03-15 15:04:35,070 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128378196] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:35,070 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:35,070 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:35,070 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290671016] [2022-03-15 15:04:35,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:35,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:35,070 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:35,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:35,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:35,071 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:36,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:36,267 INFO L93 Difference]: Finished difference Result 9605 states and 26229 transitions. [2022-03-15 15:04:36,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:04:36,268 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:36,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:36,281 INFO L225 Difference]: With dead ends: 9605 [2022-03-15 15:04:36,281 INFO L226 Difference]: Without dead ends: 9605 [2022-03-15 15:04:36,281 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:04:36,281 INFO L933 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 [2022-03-15 15:04:36,281 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [643 Valid, 1442 Invalid, 952 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 858 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:04:36,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9605 states. [2022-03-15 15:04:36,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9605 to 7372. [2022-03-15 15:04:36,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:36,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-03-15 15:04:36,378 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-03-15 15:04:36,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:36,378 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-03-15 15:04:36,378 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:36,379 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-03-15 15:04:36,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:36,384 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:36,384 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:36,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable236 [2022-03-15 15:04:36,384 INFO L402 AbstractCegarLoop]: === Iteration 238 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:36,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:36,384 INFO L85 PathProgramCache]: Analyzing trace with hash -150944310, now seen corresponding path program 44 times [2022-03-15 15:04:36,384 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:36,384 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013590303] [2022-03-15 15:04:36,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:36,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:37,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:37,049 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:37,049 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013590303] [2022-03-15 15:04:37,049 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013590303] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:37,049 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:37,049 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:37,049 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241004611] [2022-03-15 15:04:37,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:37,049 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:37,049 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:37,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:37,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:37,050 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:38,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:38,313 INFO L93 Difference]: Finished difference Result 9518 states and 25996 transitions. [2022-03-15 15:04:38,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:04:38,313 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:38,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:38,329 INFO L225 Difference]: With dead ends: 9518 [2022-03-15 15:04:38,329 INFO L226 Difference]: Without dead ends: 9518 [2022-03-15 15:04:38,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:04:38,330 INFO L933 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 [2022-03-15 15:04:38,330 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [594 Valid, 1428 Invalid, 960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 873 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:04:38,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9518 states. [2022-03-15 15:04:38,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9518 to 7393. [2022-03-15 15:04:38,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:38,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-03-15 15:04:38,455 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-03-15 15:04:38,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:38,455 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-03-15 15:04:38,456 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:38,456 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-03-15 15:04:38,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:38,462 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:38,462 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:38,462 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable237 [2022-03-15 15:04:38,462 INFO L402 AbstractCegarLoop]: === Iteration 239 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:38,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:38,463 INFO L85 PathProgramCache]: Analyzing trace with hash -2009029826, now seen corresponding path program 45 times [2022-03-15 15:04:38,463 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:38,463 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652054132] [2022-03-15 15:04:38,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:38,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:38,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:39,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:39,585 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:39,585 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652054132] [2022-03-15 15:04:39,585 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652054132] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:39,585 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:39,585 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:39,585 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557224185] [2022-03-15 15:04:39,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:39,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:39,585 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:39,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:39,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:39,586 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:41,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:41,006 INFO L93 Difference]: Finished difference Result 9446 states and 25839 transitions. [2022-03-15 15:04:41,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:41,006 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:41,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:41,022 INFO L225 Difference]: With dead ends: 9446 [2022-03-15 15:04:41,023 INFO L226 Difference]: Without dead ends: 9446 [2022-03-15 15:04:41,023 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:41,023 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 625 mSDsluCounter, 1220 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 625 SdHoareTripleChecker+Valid, 1471 SdHoareTripleChecker+Invalid, 1002 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:41,023 INFO L934 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] [2022-03-15 15:04:41,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9446 states. [2022-03-15 15:04:41,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9446 to 7288. [2022-03-15 15:04:41,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:41,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-15 15:04:41,148 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-15 15:04:41,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:41,148 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-15 15:04:41,148 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:41,148 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-15 15:04:41,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:41,155 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:41,155 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:41,155 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable238 [2022-03-15 15:04:41,155 INFO L402 AbstractCegarLoop]: === Iteration 240 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:41,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:41,155 INFO L85 PathProgramCache]: Analyzing trace with hash 2090709962, now seen corresponding path program 46 times [2022-03-15 15:04:41,155 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:41,155 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684516284] [2022-03-15 15:04:41,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:41,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:41,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:41,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:41,945 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:41,945 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684516284] [2022-03-15 15:04:41,945 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684516284] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:41,946 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:41,946 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:41,946 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652328548] [2022-03-15 15:04:41,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:41,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:41,946 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:41,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:41,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:41,946 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:43,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:43,076 INFO L93 Difference]: Finished difference Result 8241 states and 22447 transitions. [2022-03-15 15:04:43,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-15 15:04:43,076 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:43,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:43,089 INFO L225 Difference]: With dead ends: 8241 [2022-03-15 15:04:43,089 INFO L226 Difference]: Without dead ends: 8241 [2022-03-15 15:04:43,089 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:04:43,089 INFO L933 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 [2022-03-15 15:04:43,090 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [658 Valid, 1191 Invalid, 767 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 694 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:04:43,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8241 states. [2022-03-15 15:04:43,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8241 to 7288. [2022-03-15 15:04:43,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:43,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-15 15:04:43,193 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-15 15:04:43,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:43,194 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-15 15:04:43,194 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) [2022-03-15 15:04:43,194 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-15 15:04:43,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:43,200 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:43,200 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:43,200 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable239 [2022-03-15 15:04:43,200 INFO L402 AbstractCegarLoop]: === Iteration 241 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:43,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:43,200 INFO L85 PathProgramCache]: Analyzing trace with hash 1014229450, now seen corresponding path program 46 times [2022-03-15 15:04:43,200 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:43,201 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130169426] [2022-03-15 15:04:43,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:43,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:43,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:44,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:44,016 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:44,016 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130169426] [2022-03-15 15:04:44,016 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130169426] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:44,016 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:44,016 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:44,017 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329263171] [2022-03-15 15:04:44,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:44,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:44,017 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:44,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:44,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:44,017 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:45,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:45,004 INFO L93 Difference]: Finished difference Result 8231 states and 22427 transitions. [2022-03-15 15:04:45,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-15 15:04:45,004 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:45,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:45,018 INFO L225 Difference]: With dead ends: 8231 [2022-03-15 15:04:45,018 INFO L226 Difference]: Without dead ends: 8231 [2022-03-15 15:04:45,018 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:04:45,018 INFO L933 BasicCegarLoop]: 237 mSDtfsCounter, 608 mSDsluCounter, 680 mSDsCounter, 0 mSdLazyCounter, 491 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 608 SdHoareTripleChecker+Valid, 901 SdHoareTripleChecker+Invalid, 573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:45,019 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [608 Valid, 901 Invalid, 573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 491 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 15:04:45,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8231 states. [2022-03-15 15:04:45,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8231 to 7288. [2022-03-15 15:04:45,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:45,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-15 15:04:45,128 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-15 15:04:45,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:45,129 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-15 15:04:45,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:45,129 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-15 15:04:45,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:45,135 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:45,135 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:45,135 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240 [2022-03-15 15:04:45,135 INFO L402 AbstractCegarLoop]: === Iteration 242 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:45,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:45,136 INFO L85 PathProgramCache]: Analyzing trace with hash -1895382298, now seen corresponding path program 47 times [2022-03-15 15:04:45,136 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:45,136 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264172381] [2022-03-15 15:04:45,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:45,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:46,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:46,000 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:46,000 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264172381] [2022-03-15 15:04:46,000 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264172381] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:46,000 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:46,000 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:46,000 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857699747] [2022-03-15 15:04:46,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:46,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:46,001 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:46,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:46,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:46,001 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:47,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:47,279 INFO L93 Difference]: Finished difference Result 8829 states and 24081 transitions. [2022-03-15 15:04:47,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:04:47,279 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:47,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:47,294 INFO L225 Difference]: With dead ends: 8829 [2022-03-15 15:04:47,294 INFO L226 Difference]: Without dead ends: 8829 [2022-03-15 15:04:47,294 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:04:47,294 INFO L933 BasicCegarLoop]: 230 mSDtfsCounter, 594 mSDsluCounter, 1168 mSDsCounter, 0 mSdLazyCounter, 774 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 1388 SdHoareTripleChecker+Invalid, 860 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:47,294 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [594 Valid, 1388 Invalid, 860 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 774 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:04:47,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8829 states. [2022-03-15 15:04:47,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8829 to 7309. [2022-03-15 15:04:47,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7309 states, 7307 states have (on average 2.791022307376488) internal successors, (20394), 7308 states have internal predecessors, (20394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:47,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 20394 transitions. [2022-03-15 15:04:47,406 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 20394 transitions. Word has length 100 [2022-03-15 15:04:47,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:47,406 INFO L470 AbstractCegarLoop]: Abstraction has 7309 states and 20394 transitions. [2022-03-15 15:04:47,406 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:47,406 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 20394 transitions. [2022-03-15 15:04:47,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:47,412 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:47,412 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:47,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241 [2022-03-15 15:04:47,412 INFO L402 AbstractCegarLoop]: === Iteration 243 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:47,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:47,413 INFO L85 PathProgramCache]: Analyzing trace with hash 2056036844, now seen corresponding path program 48 times [2022-03-15 15:04:47,413 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:47,413 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564868154] [2022-03-15 15:04:47,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:47,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:47,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:48,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:48,386 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:48,386 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564868154] [2022-03-15 15:04:48,386 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564868154] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:48,386 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:48,386 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:48,386 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500705994] [2022-03-15 15:04:48,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:48,386 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:48,386 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:48,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:48,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:48,387 INFO L87 Difference]: Start difference. First operand 7309 states and 20394 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:49,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:49,345 INFO L93 Difference]: Finished difference Result 8738 states and 23841 transitions. [2022-03-15 15:04:49,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:04:49,345 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 [2022-03-15 15:04:49,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:49,358 INFO L225 Difference]: With dead ends: 8738 [2022-03-15 15:04:49,358 INFO L226 Difference]: Without dead ends: 8738 [2022-03-15 15:04:49,358 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:04:49,358 INFO L933 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 [2022-03-15 15:04:49,358 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [620 Valid, 1119 Invalid, 664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 576 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 15:04:49,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8738 states. [2022-03-15 15:04:49,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8738 to 7351. [2022-03-15 15:04:49,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:49,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-03-15 15:04:49,456 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-03-15 15:04:49,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:49,456 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-03-15 15:04:49,457 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:49,457 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-03-15 15:04:49,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:49,462 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:49,462 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:49,462 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable242 [2022-03-15 15:04:49,462 INFO L402 AbstractCegarLoop]: === Iteration 244 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:49,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:49,463 INFO L85 PathProgramCache]: Analyzing trace with hash -1625999090, now seen corresponding path program 49 times [2022-03-15 15:04:49,463 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:49,463 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884418642] [2022-03-15 15:04:49,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:49,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:49,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:50,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:50,296 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:50,296 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884418642] [2022-03-15 15:04:50,296 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884418642] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:50,296 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:50,296 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:50,296 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069307912] [2022-03-15 15:04:50,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:50,296 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:50,296 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:50,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:50,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:50,297 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:51,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:51,522 INFO L93 Difference]: Finished difference Result 8661 states and 23628 transitions. [2022-03-15 15:04:51,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:04:51,523 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:51,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:51,537 INFO L225 Difference]: With dead ends: 8661 [2022-03-15 15:04:51,537 INFO L226 Difference]: Without dead ends: 8661 [2022-03-15 15:04:51,538 INFO L932 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 [2022-03-15 15:04:51,538 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 585 mSDsluCounter, 1245 mSDsCounter, 0 mSdLazyCounter, 817 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 585 SdHoareTripleChecker+Valid, 1482 SdHoareTripleChecker+Invalid, 906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:51,538 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [585 Valid, 1482 Invalid, 906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 817 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:04:51,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8661 states. [2022-03-15 15:04:51,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8661 to 7372. [2022-03-15 15:04:51,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:51,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-03-15 15:04:51,661 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-03-15 15:04:51,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:51,661 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-03-15 15:04:51,661 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) [2022-03-15 15:04:51,661 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-03-15 15:04:51,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:51,668 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:51,668 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:51,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable243 [2022-03-15 15:04:51,668 INFO L402 AbstractCegarLoop]: === Iteration 245 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:51,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:51,668 INFO L85 PathProgramCache]: Analyzing trace with hash 10878114, now seen corresponding path program 50 times [2022-03-15 15:04:51,668 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:51,669 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285863340] [2022-03-15 15:04:51,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:51,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:51,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:52,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:52,618 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:52,618 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285863340] [2022-03-15 15:04:52,618 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285863340] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:52,619 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:52,619 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:52,619 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415482108] [2022-03-15 15:04:52,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:52,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:52,619 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:52,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:52,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:52,619 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:54,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:54,287 INFO L93 Difference]: Finished difference Result 8619 states and 23531 transitions. [2022-03-15 15:04:54,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:54,288 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:54,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:54,300 INFO L225 Difference]: With dead ends: 8619 [2022-03-15 15:04:54,300 INFO L226 Difference]: Without dead ends: 8619 [2022-03-15 15:04:54,301 INFO L932 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 [2022-03-15 15:04:54,301 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 664 mSDsluCounter, 1419 mSDsCounter, 0 mSdLazyCounter, 1035 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 664 SdHoareTripleChecker+Valid, 1665 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 1035 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:54,301 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [664 Valid, 1665 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1035 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:04:54,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8619 states. [2022-03-15 15:04:54,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8619 to 7288. [2022-03-15 15:04:54,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:54,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-15 15:04:54,397 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-15 15:04:54,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:54,397 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-15 15:04:54,397 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:54,397 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-15 15:04:54,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:54,403 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:54,403 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:54,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable244 [2022-03-15 15:04:54,403 INFO L402 AbstractCegarLoop]: === Iteration 246 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:54,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:54,403 INFO L85 PathProgramCache]: Analyzing trace with hash 2074878662, now seen corresponding path program 47 times [2022-03-15 15:04:54,403 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:54,403 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786498205] [2022-03-15 15:04:54,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:54,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:54,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:55,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:55,138 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:55,138 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786498205] [2022-03-15 15:04:55,138 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786498205] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:55,138 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:55,138 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:55,138 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312088771] [2022-03-15 15:04:55,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:55,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:55,138 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:55,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:55,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:55,139 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:56,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:56,339 INFO L93 Difference]: Finished difference Result 8879 states and 24181 transitions. [2022-03-15 15:04:56,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:04:56,340 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:56,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:56,354 INFO L225 Difference]: With dead ends: 8879 [2022-03-15 15:04:56,354 INFO L226 Difference]: Without dead ends: 8879 [2022-03-15 15:04:56,354 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:04:56,354 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 632 mSDsluCounter, 1065 mSDsCounter, 0 mSdLazyCounter, 727 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 632 SdHoareTripleChecker+Valid, 1296 SdHoareTripleChecker+Invalid, 808 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:56,354 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [632 Valid, 1296 Invalid, 808 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 727 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:04:56,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8879 states. [2022-03-15 15:04:56,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8879 to 7309. [2022-03-15 15:04:56,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7309 states, 7307 states have (on average 2.791022307376488) internal successors, (20394), 7308 states have internal predecessors, (20394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:56,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 20394 transitions. [2022-03-15 15:04:56,455 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 20394 transitions. Word has length 100 [2022-03-15 15:04:56,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:56,455 INFO L470 AbstractCegarLoop]: Abstraction has 7309 states and 20394 transitions. [2022-03-15 15:04:56,455 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:56,455 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 20394 transitions. [2022-03-15 15:04:56,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:56,461 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:56,461 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:56,461 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable245 [2022-03-15 15:04:56,461 INFO L402 AbstractCegarLoop]: === Iteration 247 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:56,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:56,461 INFO L85 PathProgramCache]: Analyzing trace with hash 1894128620, now seen corresponding path program 48 times [2022-03-15 15:04:56,461 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:56,461 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117463885] [2022-03-15 15:04:56,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:56,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:56,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:57,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:57,285 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:57,285 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117463885] [2022-03-15 15:04:57,285 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [117463885] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:57,285 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:57,286 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:57,286 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220827467] [2022-03-15 15:04:57,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:57,286 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:57,286 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:57,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:57,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:57,286 INFO L87 Difference]: Start difference. First operand 7309 states and 20394 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:58,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:58,791 INFO L93 Difference]: Finished difference Result 8768 states and 23901 transitions. [2022-03-15 15:04:58,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:04:58,791 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:58,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:58,804 INFO L225 Difference]: With dead ends: 8768 [2022-03-15 15:04:58,804 INFO L226 Difference]: Without dead ends: 8768 [2022-03-15 15:04:58,805 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:04:58,805 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 589 mSDsluCounter, 1505 mSDsCounter, 0 mSdLazyCounter, 993 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 589 SdHoareTripleChecker+Valid, 1741 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 993 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:58,805 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [589 Valid, 1741 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 993 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:04:58,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8768 states. [2022-03-15 15:04:58,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8768 to 7351. [2022-03-15 15:04:58,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:58,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-03-15 15:04:58,901 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-03-15 15:04:58,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:58,901 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-03-15 15:04:58,901 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:58,901 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-03-15 15:04:58,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:58,907 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:58,907 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:58,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable246 [2022-03-15 15:04:58,907 INFO L402 AbstractCegarLoop]: === Iteration 248 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:58,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:58,908 INFO L85 PathProgramCache]: Analyzing trace with hash 1542649614, now seen corresponding path program 49 times [2022-03-15 15:04:58,908 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:58,908 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266336754] [2022-03-15 15:04:58,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:58,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:58,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:59,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:59,630 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:59,630 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266336754] [2022-03-15 15:04:59,630 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [266336754] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:59,630 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:59,630 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:59,630 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897933568] [2022-03-15 15:04:59,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:59,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:59,631 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:59,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:59,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:59,631 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:01,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:01,145 INFO L93 Difference]: Finished difference Result 8681 states and 23668 transitions. [2022-03-15 15:05:01,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:05:01,145 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:01,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:01,158 INFO L225 Difference]: With dead ends: 8681 [2022-03-15 15:05:01,159 INFO L226 Difference]: Without dead ends: 8681 [2022-03-15 15:05:01,159 INFO L932 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 [2022-03-15 15:05:01,159 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 670 mSDsluCounter, 1253 mSDsCounter, 0 mSdLazyCounter, 925 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 670 SdHoareTripleChecker+Valid, 1503 SdHoareTripleChecker+Invalid, 1011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 925 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:01,159 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [670 Valid, 1503 Invalid, 1011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 925 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:05:01,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8681 states. [2022-03-15 15:05:01,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8681 to 7372. [2022-03-15 15:05:01,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:01,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-03-15 15:05:01,262 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-03-15 15:05:01,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:01,262 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-03-15 15:05:01,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:01,263 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-03-15 15:05:01,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:01,268 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:01,268 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:01,268 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable247 [2022-03-15 15:05:01,268 INFO L402 AbstractCegarLoop]: === Iteration 249 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:01,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:01,269 INFO L85 PathProgramCache]: Analyzing trace with hash -315435902, now seen corresponding path program 50 times [2022-03-15 15:05:01,269 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:01,269 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946672970] [2022-03-15 15:05:01,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:01,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:01,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:02,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:02,343 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:02,343 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946672970] [2022-03-15 15:05:02,343 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946672970] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:02,343 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:02,343 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:02,343 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953523284] [2022-03-15 15:05:02,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:02,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:02,344 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:02,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:02,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:02,344 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:04,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:04,029 INFO L93 Difference]: Finished difference Result 8609 states and 23511 transitions. [2022-03-15 15:05:04,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:04,030 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:04,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:04,043 INFO L225 Difference]: With dead ends: 8609 [2022-03-15 15:05:04,043 INFO L226 Difference]: Without dead ends: 8609 [2022-03-15 15:05:04,043 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:04,044 INFO L933 BasicCegarLoop]: 281 mSDtfsCounter, 633 mSDsluCounter, 1366 mSDsCounter, 0 mSdLazyCounter, 976 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 633 SdHoareTripleChecker+Valid, 1624 SdHoareTripleChecker+Invalid, 1068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:04,044 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [633 Valid, 1624 Invalid, 1068 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 976 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:05:04,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8609 states. [2022-03-15 15:05:04,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8609 to 7288. [2022-03-15 15:05:04,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:04,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-15 15:05:04,154 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-15 15:05:04,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:04,154 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-15 15:05:04,154 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:04,155 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-15 15:05:04,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:04,160 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:04,160 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:04,160 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248 [2022-03-15 15:05:04,161 INFO L402 AbstractCegarLoop]: === Iteration 250 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:04,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:04,161 INFO L85 PathProgramCache]: Analyzing trace with hash -254772100, now seen corresponding path program 51 times [2022-03-15 15:05:04,161 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:04,161 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114449892] [2022-03-15 15:05:04,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:04,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:04,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:04,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:04,889 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:04,889 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114449892] [2022-03-15 15:05:04,889 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114449892] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:04,889 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:04,890 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:04,890 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489333690] [2022-03-15 15:05:04,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:04,890 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:04,890 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:04,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:04,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:04,891 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:06,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:06,067 INFO L93 Difference]: Finished difference Result 9389 states and 25693 transitions. [2022-03-15 15:05:06,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:05:06,067 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:06,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:06,083 INFO L225 Difference]: With dead ends: 9389 [2022-03-15 15:05:06,083 INFO L226 Difference]: Without dead ends: 9389 [2022-03-15 15:05:06,084 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:05:06,084 INFO L933 BasicCegarLoop]: 222 mSDtfsCounter, 624 mSDsluCounter, 918 mSDsCounter, 0 mSdLazyCounter, 678 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 624 SdHoareTripleChecker+Valid, 1131 SdHoareTripleChecker+Invalid, 783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 678 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:06,084 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [624 Valid, 1131 Invalid, 783 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 678 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:05:06,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9389 states. [2022-03-15 15:05:06,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9389 to 7372. [2022-03-15 15:05:06,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:06,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-03-15 15:05:06,208 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-03-15 15:05:06,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:06,208 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-03-15 15:05:06,208 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:06,208 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-03-15 15:05:06,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:06,215 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:06,215 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:06,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable249 [2022-03-15 15:05:06,215 INFO L402 AbstractCegarLoop]: === Iteration 251 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:06,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:06,215 INFO L85 PathProgramCache]: Analyzing trace with hash -1795888826, now seen corresponding path program 52 times [2022-03-15 15:05:06,215 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:06,215 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981742557] [2022-03-15 15:05:06,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:06,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:06,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:07,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:07,024 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:07,024 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981742557] [2022-03-15 15:05:07,024 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981742557] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:07,024 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:07,024 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:07,024 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301280117] [2022-03-15 15:05:07,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:07,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:07,024 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:07,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:07,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:07,025 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:08,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:08,326 INFO L93 Difference]: Finished difference Result 9746 states and 26688 transitions. [2022-03-15 15:05:08,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:05:08,326 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:08,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:08,342 INFO L225 Difference]: With dead ends: 9746 [2022-03-15 15:05:08,342 INFO L226 Difference]: Without dead ends: 9746 [2022-03-15 15:05:08,342 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:05:08,342 INFO L933 BasicCegarLoop]: 231 mSDtfsCounter, 693 mSDsluCounter, 1074 mSDsCounter, 0 mSdLazyCounter, 763 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 693 SdHoareTripleChecker+Valid, 1294 SdHoareTripleChecker+Invalid, 865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:08,343 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [693 Valid, 1294 Invalid, 865 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 763 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:05:08,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9746 states. [2022-03-15 15:05:08,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9746 to 7393. [2022-03-15 15:05:08,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 7391 states have (on average 2.7928561764307944) internal successors, (20642), 7392 states have internal predecessors, (20642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:08,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 20642 transitions. [2022-03-15 15:05:08,463 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 20642 transitions. Word has length 100 [2022-03-15 15:05:08,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:08,464 INFO L470 AbstractCegarLoop]: Abstraction has 7393 states and 20642 transitions. [2022-03-15 15:05:08,464 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:08,464 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 20642 transitions. [2022-03-15 15:05:08,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:08,470 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:08,470 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:08,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250 [2022-03-15 15:05:08,470 INFO L402 AbstractCegarLoop]: === Iteration 252 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:08,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:08,471 INFO L85 PathProgramCache]: Analyzing trace with hash -159011622, now seen corresponding path program 53 times [2022-03-15 15:05:08,471 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:08,471 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908601349] [2022-03-15 15:05:08,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:08,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:08,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:09,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:09,395 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:09,395 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908601349] [2022-03-15 15:05:09,395 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908601349] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:09,395 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:09,395 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:09,395 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968436779] [2022-03-15 15:05:09,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:09,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:09,395 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:09,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:09,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:09,396 INFO L87 Difference]: Start difference. First operand 7393 states and 20642 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:10,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:10,902 INFO L93 Difference]: Finished difference Result 9704 states and 26591 transitions. [2022-03-15 15:05:10,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:10,902 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:10,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:10,922 INFO L225 Difference]: With dead ends: 9704 [2022-03-15 15:05:10,923 INFO L226 Difference]: Without dead ends: 9704 [2022-03-15 15:05:10,923 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:10,923 INFO L933 BasicCegarLoop]: 242 mSDtfsCounter, 585 mSDsluCounter, 1243 mSDsCounter, 0 mSdLazyCounter, 906 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 585 SdHoareTripleChecker+Valid, 1473 SdHoareTripleChecker+Invalid, 1005 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:10,923 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [585 Valid, 1473 Invalid, 1005 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 906 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:05:10,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9704 states. [2022-03-15 15:05:11,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9704 to 7330. [2022-03-15 15:05:11,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:11,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-03-15 15:05:11,039 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-03-15 15:05:11,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:11,039 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-03-15 15:05:11,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:11,039 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-03-15 15:05:11,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:11,045 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:11,045 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:11,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable251 [2022-03-15 15:05:11,045 INFO L402 AbstractCegarLoop]: === Iteration 253 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:11,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:11,046 INFO L85 PathProgramCache]: Analyzing trace with hash -148187004, now seen corresponding path program 54 times [2022-03-15 15:05:11,046 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:11,046 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066812048] [2022-03-15 15:05:11,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:11,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:11,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:11,868 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:11,868 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066812048] [2022-03-15 15:05:11,868 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066812048] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:11,868 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:11,868 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:11,868 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424360411] [2022-03-15 15:05:11,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:11,869 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:11,869 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:11,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:11,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:11,869 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:13,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:13,193 INFO L93 Difference]: Finished difference Result 9522 states and 26100 transitions. [2022-03-15 15:05:13,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:05:13,193 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 [2022-03-15 15:05:13,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:13,207 INFO L225 Difference]: With dead ends: 9522 [2022-03-15 15:05:13,208 INFO L226 Difference]: Without dead ends: 9522 [2022-03-15 15:05:13,208 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:05:13,208 INFO L933 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 [2022-03-15 15:05:13,208 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [687 Valid, 1442 Invalid, 996 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 894 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:05:13,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9522 states. [2022-03-15 15:05:13,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9522 to 7372. [2022-03-15 15:05:13,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 7370 states have (on average 2.7924016282225237) internal successors, (20580), 7371 states have internal predecessors, (20580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:13,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 20580 transitions. [2022-03-15 15:05:13,314 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 20580 transitions. Word has length 100 [2022-03-15 15:05:13,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:13,314 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 20580 transitions. [2022-03-15 15:05:13,314 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:13,314 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 20580 transitions. [2022-03-15 15:05:13,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:13,320 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:13,320 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:13,320 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable252 [2022-03-15 15:05:13,320 INFO L402 AbstractCegarLoop]: === Iteration 254 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:13,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:13,321 INFO L85 PathProgramCache]: Analyzing trace with hash 1488690200, now seen corresponding path program 55 times [2022-03-15 15:05:13,321 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:13,321 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674486224] [2022-03-15 15:05:13,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:13,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:14,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:14,418 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:14,418 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674486224] [2022-03-15 15:05:14,418 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674486224] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:14,418 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:14,418 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:14,418 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436024705] [2022-03-15 15:05:14,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:14,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:14,418 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:14,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:14,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:14,419 INFO L87 Difference]: Start difference. First operand 7372 states and 20580 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:15,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:15,957 INFO L93 Difference]: Finished difference Result 9816 states and 26936 transitions. [2022-03-15 15:05:15,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:15,958 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:15,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:15,972 INFO L225 Difference]: With dead ends: 9816 [2022-03-15 15:05:15,973 INFO L226 Difference]: Without dead ends: 9816 [2022-03-15 15:05:15,973 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:15,973 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 697 mSDsluCounter, 1038 mSDsCounter, 0 mSdLazyCounter, 823 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:15,973 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [697 Valid, 1272 Invalid, 932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 823 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:05:15,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9816 states. [2022-03-15 15:05:16,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9816 to 7351. [2022-03-15 15:05:16,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7351 states, 7349 states have (on average 2.791944482242482) internal successors, (20518), 7350 states have internal predecessors, (20518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:16,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7351 states to 7351 states and 20518 transitions. [2022-03-15 15:05:16,093 INFO L78 Accepts]: Start accepts. Automaton has 7351 states and 20518 transitions. Word has length 100 [2022-03-15 15:05:16,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:16,093 INFO L470 AbstractCegarLoop]: Abstraction has 7351 states and 20518 transitions. [2022-03-15 15:05:16,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:16,093 INFO L276 IsEmpty]: Start isEmpty. Operand 7351 states and 20518 transitions. [2022-03-15 15:05:16,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:16,101 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:16,101 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:16,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253 [2022-03-15 15:05:16,101 INFO L402 AbstractCegarLoop]: === Iteration 255 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:16,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:16,102 INFO L85 PathProgramCache]: Analyzing trace with hash 485429052, now seen corresponding path program 56 times [2022-03-15 15:05:16,102 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:16,102 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425441175] [2022-03-15 15:05:16,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:16,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:16,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:17,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:17,117 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:17,117 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425441175] [2022-03-15 15:05:17,117 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425441175] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:17,117 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:17,117 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:17,117 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715951950] [2022-03-15 15:05:17,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:17,117 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:17,117 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:17,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:17,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:17,118 INFO L87 Difference]: Start difference. First operand 7351 states and 20518 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:19,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:19,158 INFO L93 Difference]: Finished difference Result 9935 states and 27251 transitions. [2022-03-15 15:05:19,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:19,159 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 [2022-03-15 15:05:19,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:19,176 INFO L225 Difference]: With dead ends: 9935 [2022-03-15 15:05:19,176 INFO L226 Difference]: Without dead ends: 9935 [2022-03-15 15:05:19,177 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:19,177 INFO L933 BasicCegarLoop]: 247 mSDtfsCounter, 662 mSDsluCounter, 1501 mSDsCounter, 0 mSdLazyCounter, 1190 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:19,177 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [662 Valid, 1732 Invalid, 1284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1190 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:05:19,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9935 states. [2022-03-15 15:05:19,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9935 to 7288. [2022-03-15 15:05:19,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7288 states, 7286 states have (on average 2.790557233049684) internal successors, (20332), 7287 states have internal predecessors, (20332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:19,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7288 states to 7288 states and 20332 transitions. [2022-03-15 15:05:19,297 INFO L78 Accepts]: Start accepts. Automaton has 7288 states and 20332 transitions. Word has length 100 [2022-03-15 15:05:19,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:19,297 INFO L470 AbstractCegarLoop]: Abstraction has 7288 states and 20332 transitions. [2022-03-15 15:05:19,298 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:19,298 INFO L276 IsEmpty]: Start isEmpty. Operand 7288 states and 20332 transitions. [2022-03-15 15:05:19,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:19,303 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:19,304 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:19,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable254 [2022-03-15 15:05:19,304 INFO L402 AbstractCegarLoop]: === Iteration 256 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:19,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:19,304 INFO L85 PathProgramCache]: Analyzing trace with hash 2048690620, now seen corresponding path program 57 times [2022-03-15 15:05:19,304 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:19,304 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828728542] [2022-03-15 15:05:19,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:19,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:19,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:20,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:20,127 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:20,127 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828728542] [2022-03-15 15:05:20,127 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828728542] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:20,127 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:20,127 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:20,128 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828902019] [2022-03-15 15:05:20,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:20,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:20,128 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:20,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:20,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:20,128 INFO L87 Difference]: Start difference. First operand 7288 states and 20332 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:21,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:21,321 INFO L93 Difference]: Finished difference Result 9123 states and 24965 transitions. [2022-03-15 15:05:21,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:05:21,326 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:21,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:21,344 INFO L225 Difference]: With dead ends: 9123 [2022-03-15 15:05:21,344 INFO L226 Difference]: Without dead ends: 9123 [2022-03-15 15:05:21,344 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:05:21,345 INFO L933 BasicCegarLoop]: 218 mSDtfsCounter, 603 mSDsluCounter, 1161 mSDsCounter, 0 mSdLazyCounter, 815 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 603 SdHoareTripleChecker+Valid, 1366 SdHoareTripleChecker+Invalid, 898 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 815 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:21,345 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [603 Valid, 1366 Invalid, 898 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 815 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:05:21,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9123 states. [2022-03-15 15:05:21,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9123 to 7267. [2022-03-15 15:05:21,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7267 states, 7265 states have (on average 2.790089470061941) internal successors, (20270), 7266 states have internal predecessors, (20270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:21,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7267 states to 7267 states and 20270 transitions. [2022-03-15 15:05:21,477 INFO L78 Accepts]: Start accepts. Automaton has 7267 states and 20270 transitions. Word has length 100 [2022-03-15 15:05:21,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:21,478 INFO L470 AbstractCegarLoop]: Abstraction has 7267 states and 20270 transitions. [2022-03-15 15:05:21,478 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:21,478 INFO L276 IsEmpty]: Start isEmpty. Operand 7267 states and 20270 transitions. [2022-03-15 15:05:21,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:21,484 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:21,484 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:21,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable255 [2022-03-15 15:05:21,485 INFO L402 AbstractCegarLoop]: === Iteration 257 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:21,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:21,485 INFO L85 PathProgramCache]: Analyzing trace with hash 1705142466, now seen corresponding path program 58 times [2022-03-15 15:05:21,485 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:21,485 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199817782] [2022-03-15 15:05:21,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:21,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:21,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:22,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:22,511 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:22,511 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199817782] [2022-03-15 15:05:22,511 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199817782] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:22,511 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:22,511 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:22,511 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38839735] [2022-03-15 15:05:22,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:22,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:22,512 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:22,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:22,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:22,513 INFO L87 Difference]: Start difference. First operand 7267 states and 20270 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:23,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:23,671 INFO L93 Difference]: Finished difference Result 9599 states and 26297 transitions. [2022-03-15 15:05:23,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:05:23,672 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:23,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:23,689 INFO L225 Difference]: With dead ends: 9599 [2022-03-15 15:05:23,689 INFO L226 Difference]: Without dead ends: 9599 [2022-03-15 15:05:23,689 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:05:23,689 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 653 mSDsluCounter, 889 mSDsCounter, 0 mSdLazyCounter, 664 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 653 SdHoareTripleChecker+Valid, 1111 SdHoareTripleChecker+Invalid, 762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 664 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:23,690 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [653 Valid, 1111 Invalid, 762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 664 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:05:23,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9599 states. [2022-03-15 15:05:23,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9599 to 7309. [2022-03-15 15:05:23,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7309 states, 7307 states have (on average 2.791022307376488) internal successors, (20394), 7308 states have internal predecessors, (20394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:23,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 20394 transitions. [2022-03-15 15:05:23,807 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 20394 transitions. Word has length 100 [2022-03-15 15:05:23,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:23,808 INFO L470 AbstractCegarLoop]: Abstraction has 7309 states and 20394 transitions. [2022-03-15 15:05:23,808 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) [2022-03-15 15:05:23,808 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 20394 transitions. [2022-03-15 15:05:23,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:23,814 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:23,815 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:23,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable256 [2022-03-15 15:05:23,815 INFO L402 AbstractCegarLoop]: === Iteration 258 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:23,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:23,815 INFO L85 PathProgramCache]: Analyzing trace with hash -1976893468, now seen corresponding path program 59 times [2022-03-15 15:05:23,815 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:23,815 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981268151] [2022-03-15 15:05:23,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:23,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:23,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:24,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:24,717 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:24,717 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981268151] [2022-03-15 15:05:24,717 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981268151] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:24,717 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:24,717 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:24,717 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223034536] [2022-03-15 15:05:24,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:24,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:24,717 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:24,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:24,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:24,718 INFO L87 Difference]: Start difference. First operand 7309 states and 20394 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:26,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:26,151 INFO L93 Difference]: Finished difference Result 9522 states and 26084 transitions. [2022-03-15 15:05:26,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:05:26,152 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:26,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:26,167 INFO L225 Difference]: With dead ends: 9522 [2022-03-15 15:05:26,168 INFO L226 Difference]: Without dead ends: 9522 [2022-03-15 15:05:26,168 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:05:26,168 INFO L933 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 [2022-03-15 15:05:26,168 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [564 Valid, 1639 Invalid, 1091 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 1004 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:05:26,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9522 states. [2022-03-15 15:05:26,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9522 to 7330. [2022-03-15 15:05:26,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7328 states have (on average 2.791484716157205) internal successors, (20456), 7329 states have internal predecessors, (20456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:26,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 20456 transitions. [2022-03-15 15:05:26,292 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 20456 transitions. Word has length 100 [2022-03-15 15:05:26,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:26,292 INFO L470 AbstractCegarLoop]: Abstraction has 7330 states and 20456 transitions. [2022-03-15 15:05:26,292 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:26,292 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 20456 transitions. [2022-03-15 15:05:26,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:26,299 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:26,299 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:26,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable257 [2022-03-15 15:05:26,299 INFO L402 AbstractCegarLoop]: === Iteration 259 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:26,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:26,299 INFO L85 PathProgramCache]: Analyzing trace with hash -340016264, now seen corresponding path program 60 times [2022-03-15 15:05:26,299 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:26,299 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187176025] [2022-03-15 15:05:26,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:26,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:26,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:27,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:27,109 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:27,109 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187176025] [2022-03-15 15:05:27,109 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187176025] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:27,109 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:27,109 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:27,109 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878233017] [2022-03-15 15:05:27,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:27,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:27,109 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:27,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:27,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:27,110 INFO L87 Difference]: Start difference. First operand 7330 states and 20456 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:28,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:28,616 INFO L93 Difference]: Finished difference Result 9480 states and 25987 transitions. [2022-03-15 15:05:28,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:28,617 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:28,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:28,632 INFO L225 Difference]: With dead ends: 9480 [2022-03-15 15:05:28,632 INFO L226 Difference]: Without dead ends: 9480 [2022-03-15 15:05:28,632 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:28,632 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 558 mSDsluCounter, 1454 mSDsCounter, 0 mSdLazyCounter, 1041 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 558 SdHoareTripleChecker+Valid, 1692 SdHoareTripleChecker+Invalid, 1124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1041 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:28,632 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [558 Valid, 1692 Invalid, 1124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1041 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:05:28,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9480 states. [2022-03-15 15:05:28,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9480 to 7225. [2022-03-15 15:05:28,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7225 states, 7223 states have (on average 2.7891457843001524) internal successors, (20146), 7224 states have internal predecessors, (20146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:28,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7225 states to 7225 states and 20146 transitions. [2022-03-15 15:05:28,741 INFO L78 Accepts]: Start accepts. Automaton has 7225 states and 20146 transitions. Word has length 100 [2022-03-15 15:05:28,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:28,741 INFO L470 AbstractCegarLoop]: Abstraction has 7225 states and 20146 transitions. [2022-03-15 15:05:28,741 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:28,741 INFO L276 IsEmpty]: Start isEmpty. Operand 7225 states and 20146 transitions. [2022-03-15 15:05:28,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:28,747 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:28,747 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:28,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable258 [2022-03-15 15:05:28,747 INFO L402 AbstractCegarLoop]: === Iteration 260 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:28,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:28,748 INFO L85 PathProgramCache]: Analyzing trace with hash 1641849892, now seen corresponding path program 61 times [2022-03-15 15:05:28,748 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:28,748 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072569479] [2022-03-15 15:05:28,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:28,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:28,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:29,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:29,476 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:29,476 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072569479] [2022-03-15 15:05:29,476 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072569479] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:29,476 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:29,476 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:29,477 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792066071] [2022-03-15 15:05:29,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:29,477 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:29,477 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:29,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:29,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:29,477 INFO L87 Difference]: Start difference. First operand 7225 states and 20146 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:30,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:30,559 INFO L93 Difference]: Finished difference Result 8612 states and 23485 transitions. [2022-03-15 15:05:30,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:05:30,559 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:30,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:30,572 INFO L225 Difference]: With dead ends: 8612 [2022-03-15 15:05:30,572 INFO L226 Difference]: Without dead ends: 8612 [2022-03-15 15:05:30,573 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:05:30,573 INFO L933 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 [2022-03-15 15:05:30,573 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [601 Valid, 1242 Invalid, 848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 764 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:05:30,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8612 states. [2022-03-15 15:05:30,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8612 to 7183. [2022-03-15 15:05:30,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7183 states, 7181 states have (on average 2.788191059740983) internal successors, (20022), 7182 states have internal predecessors, (20022), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:30,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7183 states to 7183 states and 20022 transitions. [2022-03-15 15:05:30,683 INFO L78 Accepts]: Start accepts. Automaton has 7183 states and 20022 transitions. Word has length 100 [2022-03-15 15:05:30,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:30,683 INFO L470 AbstractCegarLoop]: Abstraction has 7183 states and 20022 transitions. [2022-03-15 15:05:30,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:30,683 INFO L276 IsEmpty]: Start isEmpty. Operand 7183 states and 20022 transitions. [2022-03-15 15:05:30,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:30,689 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:30,689 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:30,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable259 [2022-03-15 15:05:30,689 INFO L402 AbstractCegarLoop]: === Iteration 261 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:30,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:30,689 INFO L85 PathProgramCache]: Analyzing trace with hash 100733166, now seen corresponding path program 62 times [2022-03-15 15:05:30,689 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:30,690 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339219660] [2022-03-15 15:05:30,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:30,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:30,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:31,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:31,678 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:31,678 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339219660] [2022-03-15 15:05:31,678 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339219660] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:31,678 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:31,678 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:31,678 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728616589] [2022-03-15 15:05:31,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:31,679 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:31,679 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:31,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:31,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:31,679 INFO L87 Difference]: Start difference. First operand 7183 states and 20022 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:32,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:32,827 INFO L93 Difference]: Finished difference Result 8969 states and 24480 transitions. [2022-03-15 15:05:32,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:05:32,827 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:32,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:32,841 INFO L225 Difference]: With dead ends: 8969 [2022-03-15 15:05:32,841 INFO L226 Difference]: Without dead ends: 8969 [2022-03-15 15:05:32,841 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:05:32,841 INFO L933 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 [2022-03-15 15:05:32,842 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [585 Valid, 1273 Invalid, 870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 772 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:05:32,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8969 states. [2022-03-15 15:05:32,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8969 to 7204. [2022-03-15 15:05:32,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7204 states, 7202 states have (on average 2.788669813940572) internal successors, (20084), 7203 states have internal predecessors, (20084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:32,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7204 states to 7204 states and 20084 transitions. [2022-03-15 15:05:32,947 INFO L78 Accepts]: Start accepts. Automaton has 7204 states and 20084 transitions. Word has length 100 [2022-03-15 15:05:32,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:32,948 INFO L470 AbstractCegarLoop]: Abstraction has 7204 states and 20084 transitions. [2022-03-15 15:05:32,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:32,948 INFO L276 IsEmpty]: Start isEmpty. Operand 7204 states and 20084 transitions. [2022-03-15 15:05:32,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:32,954 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:32,954 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:32,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260 [2022-03-15 15:05:32,954 INFO L402 AbstractCegarLoop]: === Iteration 262 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:32,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:32,954 INFO L85 PathProgramCache]: Analyzing trace with hash 1737610370, now seen corresponding path program 63 times [2022-03-15 15:05:32,954 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:32,954 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167448381] [2022-03-15 15:05:32,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:32,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:32,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:33,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:33,838 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:33,838 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167448381] [2022-03-15 15:05:33,838 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167448381] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:33,838 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:33,838 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:33,838 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395890177] [2022-03-15 15:05:33,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:33,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:33,839 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:33,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:33,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:33,839 INFO L87 Difference]: Start difference. First operand 7204 states and 20084 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:35,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:35,005 INFO L93 Difference]: Finished difference Result 8927 states and 24383 transitions. [2022-03-15 15:05:35,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:35,006 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:35,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:35,032 INFO L225 Difference]: With dead ends: 8927 [2022-03-15 15:05:35,033 INFO L226 Difference]: Without dead ends: 8927 [2022-03-15 15:05:35,033 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:35,033 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 590 mSDsluCounter, 1053 mSDsCounter, 0 mSdLazyCounter, 793 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 1284 SdHoareTripleChecker+Invalid, 899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 793 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:35,033 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [590 Valid, 1284 Invalid, 899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 793 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:05:35,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8927 states. [2022-03-15 15:05:35,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8927 to 7141. [2022-03-15 15:05:35,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7141 states, 7139 states have (on average 2.7872251015548395) internal successors, (19898), 7140 states have internal predecessors, (19898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:35,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7141 states to 7141 states and 19898 transitions. [2022-03-15 15:05:35,140 INFO L78 Accepts]: Start accepts. Automaton has 7141 states and 19898 transitions. Word has length 100 [2022-03-15 15:05:35,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:35,141 INFO L470 AbstractCegarLoop]: Abstraction has 7141 states and 19898 transitions. [2022-03-15 15:05:35,141 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:35,141 INFO L276 IsEmpty]: Start isEmpty. Operand 7141 states and 19898 transitions. [2022-03-15 15:05:35,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:35,147 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:35,147 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:35,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261 [2022-03-15 15:05:35,147 INFO L402 AbstractCegarLoop]: === Iteration 263 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:35,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:35,147 INFO L85 PathProgramCache]: Analyzing trace with hash 1748434988, now seen corresponding path program 64 times [2022-03-15 15:05:35,147 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:35,147 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754162373] [2022-03-15 15:05:35,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:35,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:36,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:36,001 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:36,001 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754162373] [2022-03-15 15:05:36,001 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754162373] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:36,001 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:36,001 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:36,001 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646062789] [2022-03-15 15:05:36,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:36,002 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:36,002 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:36,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:36,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:36,002 INFO L87 Difference]: Start difference. First operand 7141 states and 19898 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:37,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:37,145 INFO L93 Difference]: Finished difference Result 9053 states and 24744 transitions. [2022-03-15 15:05:37,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:05:37,145 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:37,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:37,160 INFO L225 Difference]: With dead ends: 9053 [2022-03-15 15:05:37,160 INFO L226 Difference]: Without dead ends: 9053 [2022-03-15 15:05:37,160 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:05:37,161 INFO L933 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 [2022-03-15 15:05:37,161 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [587 Valid, 1107 Invalid, 759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 661 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 15:05:37,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9053 states. [2022-03-15 15:05:37,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9053 to 7183. [2022-03-15 15:05:37,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7183 states, 7181 states have (on average 2.788191059740983) internal successors, (20022), 7182 states have internal predecessors, (20022), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:37,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7183 states to 7183 states and 20022 transitions. [2022-03-15 15:05:37,269 INFO L78 Accepts]: Start accepts. Automaton has 7183 states and 20022 transitions. Word has length 100 [2022-03-15 15:05:37,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:37,269 INFO L470 AbstractCegarLoop]: Abstraction has 7183 states and 20022 transitions. [2022-03-15 15:05:37,269 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:37,269 INFO L276 IsEmpty]: Start isEmpty. Operand 7183 states and 20022 transitions. [2022-03-15 15:05:37,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:37,275 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:37,275 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:37,275 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262 [2022-03-15 15:05:37,275 INFO L402 AbstractCegarLoop]: === Iteration 264 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:37,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:37,275 INFO L85 PathProgramCache]: Analyzing trace with hash -909655104, now seen corresponding path program 65 times [2022-03-15 15:05:37,275 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:37,275 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800296027] [2022-03-15 15:05:37,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:37,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:37,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:38,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:38,275 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:38,276 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800296027] [2022-03-15 15:05:38,276 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800296027] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:38,276 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:38,276 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:38,276 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526988946] [2022-03-15 15:05:38,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:38,276 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:38,276 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:38,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:38,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:38,276 INFO L87 Difference]: Start difference. First operand 7183 states and 20022 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:39,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:39,639 INFO L93 Difference]: Finished difference Result 9347 states and 25580 transitions. [2022-03-15 15:05:39,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:39,640 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:39,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:39,655 INFO L225 Difference]: With dead ends: 9347 [2022-03-15 15:05:39,655 INFO L226 Difference]: Without dead ends: 9347 [2022-03-15 15:05:39,655 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:39,655 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 696 mSDsluCounter, 1004 mSDsCounter, 0 mSdLazyCounter, 776 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 696 SdHoareTripleChecker+Valid, 1235 SdHoareTripleChecker+Invalid, 889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 776 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:39,655 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [696 Valid, 1235 Invalid, 889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 776 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:05:39,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9347 states. [2022-03-15 15:05:39,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9347 to 7162. [2022-03-15 15:05:39,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7162 states, 7160 states have (on average 2.787709497206704) internal successors, (19960), 7161 states have internal predecessors, (19960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:39,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7162 states to 7162 states and 19960 transitions. [2022-03-15 15:05:39,776 INFO L78 Accepts]: Start accepts. Automaton has 7162 states and 19960 transitions. Word has length 100 [2022-03-15 15:05:39,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:39,776 INFO L470 AbstractCegarLoop]: Abstraction has 7162 states and 19960 transitions. [2022-03-15 15:05:39,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:39,777 INFO L276 IsEmpty]: Start isEmpty. Operand 7162 states and 19960 transitions. [2022-03-15 15:05:39,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:39,783 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:39,783 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:39,783 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable263 [2022-03-15 15:05:39,783 INFO L402 AbstractCegarLoop]: === Iteration 265 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:39,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:39,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1912916252, now seen corresponding path program 66 times [2022-03-15 15:05:39,784 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:39,784 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578120403] [2022-03-15 15:05:39,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:39,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:39,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:41,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:41,658 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:41,658 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578120403] [2022-03-15 15:05:41,658 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578120403] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:41,658 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:41,658 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:41,659 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813450617] [2022-03-15 15:05:41,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:41,659 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:41,659 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:41,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:41,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:41,659 INFO L87 Difference]: Start difference. First operand 7162 states and 19960 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:43,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:43,382 INFO L93 Difference]: Finished difference Result 9242 states and 25281 transitions. [2022-03-15 15:05:43,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:43,382 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:43,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:43,396 INFO L225 Difference]: With dead ends: 9242 [2022-03-15 15:05:43,396 INFO L226 Difference]: Without dead ends: 9242 [2022-03-15 15:05:43,396 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:43,396 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 561 mSDsluCounter, 1444 mSDsCounter, 0 mSdLazyCounter, 1111 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 561 SdHoareTripleChecker+Valid, 1673 SdHoareTripleChecker+Invalid, 1210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:43,396 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [561 Valid, 1673 Invalid, 1210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1111 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:05:43,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9242 states. [2022-03-15 15:05:43,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9242 to 7099. [2022-03-15 15:05:43,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7099 states, 7097 states have (on average 2.7862477103001266) internal successors, (19774), 7098 states have internal predecessors, (19774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:43,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7099 states to 7099 states and 19774 transitions. [2022-03-15 15:05:43,509 INFO L78 Accepts]: Start accepts. Automaton has 7099 states and 19774 transitions. Word has length 100 [2022-03-15 15:05:43,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:43,509 INFO L470 AbstractCegarLoop]: Abstraction has 7099 states and 19774 transitions. [2022-03-15 15:05:43,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:43,509 INFO L276 IsEmpty]: Start isEmpty. Operand 7099 states and 19774 transitions. [2022-03-15 15:05:43,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:43,516 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:43,516 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:43,516 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264 [2022-03-15 15:05:43,516 INFO L402 AbstractCegarLoop]: === Iteration 266 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:43,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:43,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1417194254, now seen corresponding path program 67 times [2022-03-15 15:05:43,517 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:43,517 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794285164] [2022-03-15 15:05:43,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:43,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:43,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:44,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:44,248 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:44,249 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794285164] [2022-03-15 15:05:44,249 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794285164] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:44,249 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:44,249 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:44,249 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346481309] [2022-03-15 15:05:44,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:44,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:44,249 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:44,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:44,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:44,249 INFO L87 Difference]: Start difference. First operand 7099 states and 19774 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:45,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:45,388 INFO L93 Difference]: Finished difference Result 8451 states and 23024 transitions. [2022-03-15 15:05:45,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:05:45,388 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:45,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:45,402 INFO L225 Difference]: With dead ends: 8451 [2022-03-15 15:05:45,403 INFO L226 Difference]: Without dead ends: 8451 [2022-03-15 15:05:45,403 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:05:45,403 INFO L933 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 [2022-03-15 15:05:45,403 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [668 Valid, 1214 Invalid, 847 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 754 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:05:45,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8451 states. [2022-03-15 15:05:45,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8451 to 7078. [2022-03-15 15:05:45,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7078 states, 7076 states have (on average 2.7857546636517805) internal successors, (19712), 7077 states have internal predecessors, (19712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:45,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7078 states to 7078 states and 19712 transitions. [2022-03-15 15:05:45,528 INFO L78 Accepts]: Start accepts. Automaton has 7078 states and 19712 transitions. Word has length 100 [2022-03-15 15:05:45,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:45,528 INFO L470 AbstractCegarLoop]: Abstraction has 7078 states and 19712 transitions. [2022-03-15 15:05:45,528 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:45,528 INFO L276 IsEmpty]: Start isEmpty. Operand 7078 states and 19712 transitions. [2022-03-15 15:05:45,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:45,535 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:45,535 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:45,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable265 [2022-03-15 15:05:45,535 INFO L402 AbstractCegarLoop]: === Iteration 267 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:45,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:45,535 INFO L85 PathProgramCache]: Analyzing trace with hash -1240895838, now seen corresponding path program 68 times [2022-03-15 15:05:45,535 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:45,535 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599082830] [2022-03-15 15:05:45,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:45,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:45,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:46,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:46,515 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:46,515 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599082830] [2022-03-15 15:05:46,516 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599082830] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:46,516 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:46,516 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:46,516 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726643862] [2022-03-15 15:05:46,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:46,516 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:46,516 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:46,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:46,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:46,516 INFO L87 Difference]: Start difference. First operand 7078 states and 19712 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:47,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:47,866 INFO L93 Difference]: Finished difference Result 8745 states and 23860 transitions. [2022-03-15 15:05:47,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:47,867 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:47,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:47,881 INFO L225 Difference]: With dead ends: 8745 [2022-03-15 15:05:47,881 INFO L226 Difference]: Without dead ends: 8745 [2022-03-15 15:05:47,881 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:47,882 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 676 mSDsluCounter, 1108 mSDsCounter, 0 mSdLazyCounter, 876 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 676 SdHoareTripleChecker+Valid, 1335 SdHoareTripleChecker+Invalid, 973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 876 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:47,882 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [676 Valid, 1335 Invalid, 973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 876 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:05:47,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8745 states. [2022-03-15 15:05:47,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8745 to 7057. [2022-03-15 15:05:47,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7057 states, 7055 states have (on average 2.7852586817859675) internal successors, (19650), 7056 states have internal predecessors, (19650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:47,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7057 states to 7057 states and 19650 transitions. [2022-03-15 15:05:47,998 INFO L78 Accepts]: Start accepts. Automaton has 7057 states and 19650 transitions. Word has length 100 [2022-03-15 15:05:47,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:47,998 INFO L470 AbstractCegarLoop]: Abstraction has 7057 states and 19650 transitions. [2022-03-15 15:05:47,998 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:47,998 INFO L276 IsEmpty]: Start isEmpty. Operand 7057 states and 19650 transitions. [2022-03-15 15:05:48,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:48,004 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:48,004 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:48,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable266 [2022-03-15 15:05:48,004 INFO L402 AbstractCegarLoop]: === Iteration 268 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:48,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:48,004 INFO L85 PathProgramCache]: Analyzing trace with hash 2050810310, now seen corresponding path program 69 times [2022-03-15 15:05:48,004 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:48,004 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216151241] [2022-03-15 15:05:48,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:48,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:48,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:49,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:49,321 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:49,321 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216151241] [2022-03-15 15:05:49,321 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216151241] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:49,321 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:49,321 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:49,321 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203023356] [2022-03-15 15:05:49,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:49,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:49,321 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:49,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:49,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:49,322 INFO L87 Difference]: Start difference. First operand 7057 states and 19650 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:51,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:51,031 INFO L93 Difference]: Finished difference Result 9039 states and 24696 transitions. [2022-03-15 15:05:51,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:51,031 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:51,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:51,047 INFO L225 Difference]: With dead ends: 9039 [2022-03-15 15:05:51,047 INFO L226 Difference]: Without dead ends: 9039 [2022-03-15 15:05:51,047 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:51,047 INFO L933 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 [2022-03-15 15:05:51,047 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [756 Valid, 1693 Invalid, 1282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1183 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:05:51,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9039 states. [2022-03-15 15:05:51,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9039 to 7036. [2022-03-15 15:05:51,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7036 states, 7034 states have (on average 2.7847597384134204) internal successors, (19588), 7035 states have internal predecessors, (19588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:51,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7036 states to 7036 states and 19588 transitions. [2022-03-15 15:05:51,150 INFO L78 Accepts]: Start accepts. Automaton has 7036 states and 19588 transitions. Word has length 100 [2022-03-15 15:05:51,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:51,150 INFO L470 AbstractCegarLoop]: Abstraction has 7036 states and 19588 transitions. [2022-03-15 15:05:51,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:51,150 INFO L276 IsEmpty]: Start isEmpty. Operand 7036 states and 19588 transitions. [2022-03-15 15:05:51,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:51,155 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:51,155 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:51,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable267 [2022-03-15 15:05:51,156 INFO L402 AbstractCegarLoop]: === Iteration 269 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:51,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:51,156 INFO L85 PathProgramCache]: Analyzing trace with hash 489759096, now seen corresponding path program 70 times [2022-03-15 15:05:51,156 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:51,156 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23994068] [2022-03-15 15:05:51,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:51,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:51,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:52,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:52,352 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:52,352 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23994068] [2022-03-15 15:05:52,352 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23994068] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:52,352 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:52,352 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:52,352 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440933723] [2022-03-15 15:05:52,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:52,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:52,352 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:52,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:52,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:52,353 INFO L87 Difference]: Start difference. First operand 7036 states and 19588 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:53,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:53,830 INFO L93 Difference]: Finished difference Result 8563 states and 23331 transitions. [2022-03-15 15:05:53,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:53,830 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:53,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:53,845 INFO L225 Difference]: With dead ends: 8563 [2022-03-15 15:05:53,846 INFO L226 Difference]: Without dead ends: 8563 [2022-03-15 15:05:53,846 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:53,846 INFO L933 BasicCegarLoop]: 242 mSDtfsCounter, 578 mSDsluCounter, 1225 mSDsCounter, 0 mSdLazyCounter, 959 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 578 SdHoareTripleChecker+Valid, 1455 SdHoareTripleChecker+Invalid, 1053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:53,846 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [578 Valid, 1455 Invalid, 1053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 959 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:05:53,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8563 states. [2022-03-15 15:05:53,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8563 to 6476. [2022-03-15 15:05:53,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6476 states, 6474 states have (on average 2.7747914735866543) internal successors, (17964), 6475 states have internal predecessors, (17964), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:53,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6476 states to 6476 states and 17964 transitions. [2022-03-15 15:05:53,948 INFO L78 Accepts]: Start accepts. Automaton has 6476 states and 17964 transitions. Word has length 100 [2022-03-15 15:05:53,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:53,948 INFO L470 AbstractCegarLoop]: Abstraction has 6476 states and 17964 transitions. [2022-03-15 15:05:53,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:53,948 INFO L276 IsEmpty]: Start isEmpty. Operand 6476 states and 17964 transitions. [2022-03-15 15:05:53,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:53,953 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:53,953 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:53,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable268 [2022-03-15 15:05:53,954 INFO L402 AbstractCegarLoop]: === Iteration 270 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:53,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:53,954 INFO L85 PathProgramCache]: Analyzing trace with hash -1061183396, now seen corresponding path program 51 times [2022-03-15 15:05:53,954 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:53,954 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500841242] [2022-03-15 15:05:53,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:53,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:53,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:54,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:54,668 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:54,668 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500841242] [2022-03-15 15:05:54,668 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500841242] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:54,668 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:54,668 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:54,668 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864708925] [2022-03-15 15:05:54,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:54,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:54,668 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:54,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:54,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:54,669 INFO L87 Difference]: Start difference. First operand 6476 states and 17964 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:55,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:55,724 INFO L93 Difference]: Finished difference Result 8282 states and 22350 transitions. [2022-03-15 15:05:55,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:05:55,725 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:55,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:55,738 INFO L225 Difference]: With dead ends: 8282 [2022-03-15 15:05:55,738 INFO L226 Difference]: Without dead ends: 8282 [2022-03-15 15:05:55,738 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:05:55,738 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 613 mSDsluCounter, 1017 mSDsCounter, 0 mSdLazyCounter, 718 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 613 SdHoareTripleChecker+Valid, 1241 SdHoareTripleChecker+Invalid, 816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 718 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:55,739 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [613 Valid, 1241 Invalid, 816 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 718 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:05:55,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8282 states. [2022-03-15 15:05:55,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8282 to 6532. [2022-03-15 15:05:55,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6532 states, 6530 states have (on average 2.7761102603369068) internal successors, (18128), 6531 states have internal predecessors, (18128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:55,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6532 states to 6532 states and 18128 transitions. [2022-03-15 15:05:55,831 INFO L78 Accepts]: Start accepts. Automaton has 6532 states and 18128 transitions. Word has length 100 [2022-03-15 15:05:55,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:55,831 INFO L470 AbstractCegarLoop]: Abstraction has 6532 states and 18128 transitions. [2022-03-15 15:05:55,831 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:55,831 INFO L276 IsEmpty]: Start isEmpty. Operand 6532 states and 18128 transitions. [2022-03-15 15:05:55,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:55,836 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:55,836 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:55,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable269 [2022-03-15 15:05:55,836 INFO L402 AbstractCegarLoop]: === Iteration 271 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:55,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:55,837 INFO L85 PathProgramCache]: Analyzing trace with hash 723005254, now seen corresponding path program 52 times [2022-03-15 15:05:55,837 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:55,837 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461873862] [2022-03-15 15:05:55,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:55,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:56,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:56,628 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:56,628 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461873862] [2022-03-15 15:05:56,628 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461873862] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:56,628 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:56,629 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:56,629 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293742281] [2022-03-15 15:05:56,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:56,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:56,629 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:56,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:56,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:56,629 INFO L87 Difference]: Start difference. First operand 6532 states and 18128 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:57,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:57,976 INFO L93 Difference]: Finished difference Result 8592 states and 23174 transitions. [2022-03-15 15:05:57,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:05:57,976 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:57,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:57,990 INFO L225 Difference]: With dead ends: 8592 [2022-03-15 15:05:57,990 INFO L226 Difference]: Without dead ends: 8592 [2022-03-15 15:05:57,990 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:05:57,990 INFO L933 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 [2022-03-15 15:05:57,990 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [634 Valid, 1379 Invalid, 939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 831 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:05:58,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8592 states. [2022-03-15 15:05:58,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8592 to 6546. [2022-03-15 15:05:58,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6546 states, 6544 states have (on average 2.7764364303178484) internal successors, (18169), 6545 states have internal predecessors, (18169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:58,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6546 states to 6546 states and 18169 transitions. [2022-03-15 15:05:58,095 INFO L78 Accepts]: Start accepts. Automaton has 6546 states and 18169 transitions. Word has length 100 [2022-03-15 15:05:58,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:58,095 INFO L470 AbstractCegarLoop]: Abstraction has 6546 states and 18169 transitions. [2022-03-15 15:05:58,095 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:58,095 INFO L276 IsEmpty]: Start isEmpty. Operand 6546 states and 18169 transitions. [2022-03-15 15:05:58,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:58,101 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:58,101 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:58,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable270 [2022-03-15 15:05:58,101 INFO L402 AbstractCegarLoop]: === Iteration 272 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:58,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:58,101 INFO L85 PathProgramCache]: Analyzing trace with hash -1135080262, now seen corresponding path program 53 times [2022-03-15 15:05:58,101 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:58,101 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713718294] [2022-03-15 15:05:58,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:58,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:58,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:59,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:59,489 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:59,489 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713718294] [2022-03-15 15:05:59,490 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713718294] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:59,490 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:59,490 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:59,490 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528676813] [2022-03-15 15:05:59,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:59,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:59,490 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:59,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:59,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:59,490 INFO L87 Difference]: Start difference. First operand 6546 states and 18169 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:01,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:01,077 INFO L93 Difference]: Finished difference Result 8548 states and 23101 transitions. [2022-03-15 15:06:01,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:01,077 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:01,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:01,090 INFO L225 Difference]: With dead ends: 8548 [2022-03-15 15:06:01,090 INFO L226 Difference]: Without dead ends: 8548 [2022-03-15 15:06:01,090 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:01,090 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 634 mSDsluCounter, 1438 mSDsCounter, 0 mSdLazyCounter, 1055 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 634 SdHoareTripleChecker+Valid, 1673 SdHoareTripleChecker+Invalid, 1152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 1055 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:01,090 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [634 Valid, 1673 Invalid, 1152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1055 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:06:01,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8548 states. [2022-03-15 15:06:01,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8548 to 6504. [2022-03-15 15:06:01,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6504 states, 6502 states have (on average 2.77545370655183) internal successors, (18046), 6503 states have internal predecessors, (18046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:01,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6504 states to 6504 states and 18046 transitions. [2022-03-15 15:06:01,194 INFO L78 Accepts]: Start accepts. Automaton has 6504 states and 18046 transitions. Word has length 100 [2022-03-15 15:06:01,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:01,194 INFO L470 AbstractCegarLoop]: Abstraction has 6504 states and 18046 transitions. [2022-03-15 15:06:01,194 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) [2022-03-15 15:06:01,195 INFO L276 IsEmpty]: Start isEmpty. Operand 6504 states and 18046 transitions. [2022-03-15 15:06:01,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:01,200 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:01,200 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:01,200 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable271 [2022-03-15 15:06:01,200 INFO L402 AbstractCegarLoop]: === Iteration 273 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:01,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:01,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1919008668, now seen corresponding path program 54 times [2022-03-15 15:06:01,201 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:01,201 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341680659] [2022-03-15 15:06:01,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:01,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:01,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:01,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:01,865 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:01,865 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341680659] [2022-03-15 15:06:01,865 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341680659] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:01,865 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:01,866 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:01,866 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976465835] [2022-03-15 15:06:01,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:01,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:01,866 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:01,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:01,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:01,866 INFO L87 Difference]: Start difference. First operand 6504 states and 18046 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:03,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:03,023 INFO L93 Difference]: Finished difference Result 8356 states and 22590 transitions. [2022-03-15 15:06:03,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:06:03,024 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:03,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:03,035 INFO L225 Difference]: With dead ends: 8356 [2022-03-15 15:06:03,035 INFO L226 Difference]: Without dead ends: 8356 [2022-03-15 15:06:03,035 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:06:03,035 INFO L933 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 [2022-03-15 15:06:03,035 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [685 Valid, 1348 Invalid, 967 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 858 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:06:03,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8356 states. [2022-03-15 15:06:03,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8356 to 6532. [2022-03-15 15:06:03,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6532 states, 6530 states have (on average 2.7761102603369068) internal successors, (18128), 6531 states have internal predecessors, (18128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:03,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6532 states to 6532 states and 18128 transitions. [2022-03-15 15:06:03,121 INFO L78 Accepts]: Start accepts. Automaton has 6532 states and 18128 transitions. Word has length 100 [2022-03-15 15:06:03,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:03,121 INFO L470 AbstractCegarLoop]: Abstraction has 6532 states and 18128 transitions. [2022-03-15 15:06:03,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:03,121 INFO L276 IsEmpty]: Start isEmpty. Operand 6532 states and 18128 transitions. [2022-03-15 15:06:03,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:03,126 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:03,126 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:03,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272 [2022-03-15 15:06:03,126 INFO L402 AbstractCegarLoop]: === Iteration 274 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:03,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:03,127 INFO L85 PathProgramCache]: Analyzing trace with hash 517873112, now seen corresponding path program 55 times [2022-03-15 15:06:03,127 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:03,127 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556210703] [2022-03-15 15:06:03,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:03,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:04,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:04,075 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:04,075 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556210703] [2022-03-15 15:06:04,075 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556210703] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:04,075 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:04,075 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:04,075 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745740375] [2022-03-15 15:06:04,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:04,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:04,076 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:04,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:04,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:04,076 INFO L87 Difference]: Start difference. First operand 6532 states and 18128 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:05,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:05,885 INFO L93 Difference]: Finished difference Result 8608 states and 23300 transitions. [2022-03-15 15:06:05,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:05,886 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:05,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:05,899 INFO L225 Difference]: With dead ends: 8608 [2022-03-15 15:06:05,899 INFO L226 Difference]: Without dead ends: 8608 [2022-03-15 15:06:05,900 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:05,900 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 613 mSDsluCounter, 1695 mSDsCounter, 0 mSdLazyCounter, 1272 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 613 SdHoareTripleChecker+Valid, 1931 SdHoareTripleChecker+Invalid, 1360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 1272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:05,900 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [613 Valid, 1931 Invalid, 1360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1272 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:06:05,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8608 states. [2022-03-15 15:06:05,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8608 to 6518. [2022-03-15 15:06:05,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6518 states, 6516 states have (on average 2.7757826887661143) internal successors, (18087), 6517 states have internal predecessors, (18087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:06,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6518 states to 6518 states and 18087 transitions. [2022-03-15 15:06:06,001 INFO L78 Accepts]: Start accepts. Automaton has 6518 states and 18087 transitions. Word has length 100 [2022-03-15 15:06:06,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:06,001 INFO L470 AbstractCegarLoop]: Abstraction has 6518 states and 18087 transitions. [2022-03-15 15:06:06,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:06,001 INFO L276 IsEmpty]: Start isEmpty. Operand 6518 states and 18087 transitions. [2022-03-15 15:06:06,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:06,006 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:06,006 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:06,007 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273 [2022-03-15 15:06:06,007 INFO L402 AbstractCegarLoop]: === Iteration 275 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:06,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:06,007 INFO L85 PathProgramCache]: Analyzing trace with hash -1455049956, now seen corresponding path program 56 times [2022-03-15 15:06:06,007 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:06,007 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096075745] [2022-03-15 15:06:06,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:06,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:06,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:07,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:07,253 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:07,253 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096075745] [2022-03-15 15:06:07,253 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096075745] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:07,253 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:07,254 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:07,254 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53465895] [2022-03-15 15:06:07,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:07,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:07,254 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:07,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:07,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:07,255 INFO L87 Difference]: Start difference. First operand 6518 states and 18087 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:08,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:08,929 INFO L93 Difference]: Finished difference Result 8774 states and 23786 transitions. [2022-03-15 15:06:08,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:08,930 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:08,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:08,943 INFO L225 Difference]: With dead ends: 8774 [2022-03-15 15:06:08,943 INFO L226 Difference]: Without dead ends: 8774 [2022-03-15 15:06:08,944 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:08,944 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 726 mSDsluCounter, 1460 mSDsCounter, 0 mSdLazyCounter, 1167 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 726 SdHoareTripleChecker+Valid, 1700 SdHoareTripleChecker+Invalid, 1270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 1167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:08,944 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [726 Valid, 1700 Invalid, 1270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 1167 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:06:08,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8774 states. [2022-03-15 15:06:09,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8774 to 6476. [2022-03-15 15:06:09,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6476 states, 6474 states have (on average 2.7747914735866543) internal successors, (17964), 6475 states have internal predecessors, (17964), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:09,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6476 states to 6476 states and 17964 transitions. [2022-03-15 15:06:09,038 INFO L78 Accepts]: Start accepts. Automaton has 6476 states and 17964 transitions. Word has length 100 [2022-03-15 15:06:09,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:09,038 INFO L470 AbstractCegarLoop]: Abstraction has 6476 states and 17964 transitions. [2022-03-15 15:06:09,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:09,038 INFO L276 IsEmpty]: Start isEmpty. Operand 6476 states and 17964 transitions. [2022-03-15 15:06:09,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:09,043 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:09,043 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:09,043 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274 [2022-03-15 15:06:09,043 INFO L402 AbstractCegarLoop]: === Iteration 276 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:09,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:09,044 INFO L85 PathProgramCache]: Analyzing trace with hash 159657372, now seen corresponding path program 57 times [2022-03-15 15:06:09,044 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:09,044 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471312613] [2022-03-15 15:06:09,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:09,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:09,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:09,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:09,841 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:09,841 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471312613] [2022-03-15 15:06:09,841 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471312613] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:09,841 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:09,841 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:09,841 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214516646] [2022-03-15 15:06:09,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:09,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:09,842 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:09,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:09,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:09,842 INFO L87 Difference]: Start difference. First operand 6476 states and 17964 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:11,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:11,005 INFO L93 Difference]: Finished difference Result 8046 states and 21752 transitions. [2022-03-15 15:06:11,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:06:11,005 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:11,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:11,017 INFO L225 Difference]: With dead ends: 8046 [2022-03-15 15:06:11,017 INFO L226 Difference]: Without dead ends: 8046 [2022-03-15 15:06:11,017 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:06:11,017 INFO L933 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 [2022-03-15 15:06:11,017 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [656 Valid, 1372 Invalid, 881 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 794 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:06:11,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8046 states. [2022-03-15 15:06:11,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8046 to 6462. [2022-03-15 15:06:11,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6462 states, 6460 states have (on average 2.7744582043343655) internal successors, (17923), 6461 states have internal predecessors, (17923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:11,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6462 states to 6462 states and 17923 transitions. [2022-03-15 15:06:11,104 INFO L78 Accepts]: Start accepts. Automaton has 6462 states and 17923 transitions. Word has length 100 [2022-03-15 15:06:11,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:11,104 INFO L470 AbstractCegarLoop]: Abstraction has 6462 states and 17923 transitions. [2022-03-15 15:06:11,105 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:11,105 INFO L276 IsEmpty]: Start isEmpty. Operand 6462 states and 17923 transitions. [2022-03-15 15:06:11,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:11,110 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:11,110 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:11,110 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275 [2022-03-15 15:06:11,110 INFO L402 AbstractCegarLoop]: === Iteration 277 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:11,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:11,110 INFO L85 PathProgramCache]: Analyzing trace with hash -21092670, now seen corresponding path program 58 times [2022-03-15 15:06:11,110 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:11,110 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752782458] [2022-03-15 15:06:11,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:11,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:11,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:11,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:11,839 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:11,839 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752782458] [2022-03-15 15:06:11,839 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752782458] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:11,839 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:11,839 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:11,839 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986189152] [2022-03-15 15:06:11,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:11,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:11,841 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:11,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:11,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:11,841 INFO L87 Difference]: Start difference. First operand 6462 states and 17923 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:13,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:13,366 INFO L93 Difference]: Finished difference Result 8450 states and 22828 transitions. [2022-03-15 15:06:13,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:06:13,366 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:13,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:13,379 INFO L225 Difference]: With dead ends: 8450 [2022-03-15 15:06:13,379 INFO L226 Difference]: Without dead ends: 8450 [2022-03-15 15:06:13,380 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:06:13,380 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 614 mSDsluCounter, 1477 mSDsCounter, 0 mSdLazyCounter, 1065 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 614 SdHoareTripleChecker+Valid, 1707 SdHoareTripleChecker+Invalid, 1141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 1065 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:13,380 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [614 Valid, 1707 Invalid, 1141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 1065 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:06:13,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8450 states. [2022-03-15 15:06:13,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8450 to 6490. [2022-03-15 15:06:13,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6490 states, 6488 states have (on average 2.775123304562269) internal successors, (18005), 6489 states have internal predecessors, (18005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:13,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6490 states to 6490 states and 18005 transitions. [2022-03-15 15:06:13,471 INFO L78 Accepts]: Start accepts. Automaton has 6490 states and 18005 transitions. Word has length 100 [2022-03-15 15:06:13,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:13,471 INFO L470 AbstractCegarLoop]: Abstraction has 6490 states and 18005 transitions. [2022-03-15 15:06:13,471 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:13,472 INFO L276 IsEmpty]: Start isEmpty. Operand 6490 states and 18005 transitions. [2022-03-15 15:06:13,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:13,476 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:13,476 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:13,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable276 [2022-03-15 15:06:13,476 INFO L402 AbstractCegarLoop]: === Iteration 278 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:13,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:13,477 INFO L85 PathProgramCache]: Analyzing trace with hash -372571676, now seen corresponding path program 59 times [2022-03-15 15:06:13,477 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:13,477 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265660160] [2022-03-15 15:06:13,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:13,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:13,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:14,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:14,209 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:14,209 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265660160] [2022-03-15 15:06:14,209 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265660160] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:14,209 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:14,209 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:14,209 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887000650] [2022-03-15 15:06:14,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:14,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:14,210 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:14,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:14,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:14,210 INFO L87 Difference]: Start difference. First operand 6490 states and 18005 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:15,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:15,625 INFO L93 Difference]: Finished difference Result 8384 states and 22658 transitions. [2022-03-15 15:06:15,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:06:15,625 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:15,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:15,637 INFO L225 Difference]: With dead ends: 8384 [2022-03-15 15:06:15,637 INFO L226 Difference]: Without dead ends: 8384 [2022-03-15 15:06:15,638 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:06:15,638 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 621 mSDsluCounter, 1422 mSDsCounter, 0 mSdLazyCounter, 1001 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 621 SdHoareTripleChecker+Valid, 1658 SdHoareTripleChecker+Invalid, 1091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 1001 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:15,638 INFO L934 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] [2022-03-15 15:06:15,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8384 states. [2022-03-15 15:06:15,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8384 to 6504. [2022-03-15 15:06:15,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6504 states, 6502 states have (on average 2.77545370655183) internal successors, (18046), 6503 states have internal predecessors, (18046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:15,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6504 states to 6504 states and 18046 transitions. [2022-03-15 15:06:15,722 INFO L78 Accepts]: Start accepts. Automaton has 6504 states and 18046 transitions. Word has length 100 [2022-03-15 15:06:15,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:15,722 INFO L470 AbstractCegarLoop]: Abstraction has 6504 states and 18046 transitions. [2022-03-15 15:06:15,722 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:15,722 INFO L276 IsEmpty]: Start isEmpty. Operand 6504 states and 18046 transitions. [2022-03-15 15:06:15,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:15,727 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:15,727 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:15,727 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable277 [2022-03-15 15:06:15,727 INFO L402 AbstractCegarLoop]: === Iteration 279 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:15,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:15,727 INFO L85 PathProgramCache]: Analyzing trace with hash 2064310104, now seen corresponding path program 60 times [2022-03-15 15:06:15,727 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:15,727 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373095250] [2022-03-15 15:06:15,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:15,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:15,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:16,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:16,965 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:16,965 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373095250] [2022-03-15 15:06:16,965 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373095250] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:16,965 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:16,965 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:16,965 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164876197] [2022-03-15 15:06:16,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:16,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:16,965 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:16,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:16,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:16,966 INFO L87 Difference]: Start difference. First operand 6504 states and 18046 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:18,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:18,538 INFO L93 Difference]: Finished difference Result 8340 states and 22585 transitions. [2022-03-15 15:06:18,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:18,538 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:18,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:18,551 INFO L225 Difference]: With dead ends: 8340 [2022-03-15 15:06:18,552 INFO L226 Difference]: Without dead ends: 8340 [2022-03-15 15:06:18,552 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:18,552 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 605 mSDsluCounter, 1255 mSDsCounter, 0 mSdLazyCounter, 907 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:18,552 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [605 Valid, 1506 Invalid, 1000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 907 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:06:18,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8340 states. [2022-03-15 15:06:18,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8340 to 6434. [2022-03-15 15:06:18,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6434 states, 6432 states have (on average 2.7737873134328357) internal successors, (17841), 6433 states have internal predecessors, (17841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:18,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6434 states to 6434 states and 17841 transitions. [2022-03-15 15:06:18,649 INFO L78 Accepts]: Start accepts. Automaton has 6434 states and 17841 transitions. Word has length 100 [2022-03-15 15:06:18,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:18,649 INFO L470 AbstractCegarLoop]: Abstraction has 6434 states and 17841 transitions. [2022-03-15 15:06:18,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:18,649 INFO L276 IsEmpty]: Start isEmpty. Operand 6434 states and 17841 transitions. [2022-03-15 15:06:18,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:18,654 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:18,654 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:18,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable278 [2022-03-15 15:06:18,654 INFO L402 AbstractCegarLoop]: === Iteration 280 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:18,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:18,655 INFO L85 PathProgramCache]: Analyzing trace with hash -1629365724, now seen corresponding path program 61 times [2022-03-15 15:06:18,655 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:18,655 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682903398] [2022-03-15 15:06:18,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:18,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:18,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:19,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:19,375 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:19,376 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682903398] [2022-03-15 15:06:19,376 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682903398] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:19,376 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:19,376 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:19,377 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411302696] [2022-03-15 15:06:19,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:19,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:19,377 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:19,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:19,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:19,377 INFO L87 Difference]: Start difference. First operand 6434 states and 17841 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:20,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:20,394 INFO L93 Difference]: Finished difference Result 7676 states and 20715 transitions. [2022-03-15 15:06:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:06:20,395 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:20,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:20,407 INFO L225 Difference]: With dead ends: 7676 [2022-03-15 15:06:20,407 INFO L226 Difference]: Without dead ends: 7676 [2022-03-15 15:06:20,407 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:06:20,407 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 724 mSDsluCounter, 950 mSDsCounter, 0 mSdLazyCounter, 717 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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 [2022-03-15 15:06:20,408 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [724 Valid, 1172 Invalid, 816 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 717 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 15:06:20,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7676 states. [2022-03-15 15:06:20,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7676 to 6406. [2022-03-15 15:06:20,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6406 states, 6404 states have (on average 2.773110555902561) internal successors, (17759), 6405 states have internal predecessors, (17759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:20,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6406 states to 6406 states and 17759 transitions. [2022-03-15 15:06:20,496 INFO L78 Accepts]: Start accepts. Automaton has 6406 states and 17759 transitions. Word has length 100 [2022-03-15 15:06:20,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:20,496 INFO L470 AbstractCegarLoop]: Abstraction has 6406 states and 17759 transitions. [2022-03-15 15:06:20,496 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) [2022-03-15 15:06:20,496 INFO L276 IsEmpty]: Start isEmpty. Operand 6406 states and 17759 transitions. [2022-03-15 15:06:20,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:20,501 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:20,501 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:20,501 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable279 [2022-03-15 15:06:20,501 INFO L402 AbstractCegarLoop]: === Iteration 281 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:20,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:20,502 INFO L85 PathProgramCache]: Analyzing trace with hash 154822926, now seen corresponding path program 62 times [2022-03-15 15:06:20,502 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:20,502 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537528296] [2022-03-15 15:06:20,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:20,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:20,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:21,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:21,170 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:21,171 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537528296] [2022-03-15 15:06:21,171 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537528296] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:21,171 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:21,171 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:21,171 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629232081] [2022-03-15 15:06:21,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:21,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:21,171 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:21,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:21,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:21,172 INFO L87 Difference]: Start difference. First operand 6406 states and 17759 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:22,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:22,495 INFO L93 Difference]: Finished difference Result 7986 states and 21539 transitions. [2022-03-15 15:06:22,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:06:22,496 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:22,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:22,509 INFO L225 Difference]: With dead ends: 7986 [2022-03-15 15:06:22,509 INFO L226 Difference]: Without dead ends: 7986 [2022-03-15 15:06:22,509 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:06:22,510 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 570 mSDsluCounter, 1278 mSDsCounter, 0 mSdLazyCounter, 891 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 570 SdHoareTripleChecker+Valid, 1505 SdHoareTripleChecker+Invalid, 987 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 891 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:22,510 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [570 Valid, 1505 Invalid, 987 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 891 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:06:22,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7986 states. [2022-03-15 15:06:22,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7986 to 6420. [2022-03-15 15:06:22,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6420 states, 6418 states have (on average 2.7734496727952633) internal successors, (17800), 6419 states have internal predecessors, (17800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:22,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6420 states to 6420 states and 17800 transitions. [2022-03-15 15:06:22,615 INFO L78 Accepts]: Start accepts. Automaton has 6420 states and 17800 transitions. Word has length 100 [2022-03-15 15:06:22,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:22,615 INFO L470 AbstractCegarLoop]: Abstraction has 6420 states and 17800 transitions. [2022-03-15 15:06:22,615 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:22,616 INFO L276 IsEmpty]: Start isEmpty. Operand 6420 states and 17800 transitions. [2022-03-15 15:06:22,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:22,621 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:22,621 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:22,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable280 [2022-03-15 15:06:22,621 INFO L402 AbstractCegarLoop]: === Iteration 282 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:22,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:22,622 INFO L85 PathProgramCache]: Analyzing trace with hash -1703262590, now seen corresponding path program 63 times [2022-03-15 15:06:22,622 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:22,622 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521202632] [2022-03-15 15:06:22,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:22,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:22,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:23,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:23,919 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:23,919 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521202632] [2022-03-15 15:06:23,919 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521202632] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:23,919 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:23,919 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:23,919 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436136570] [2022-03-15 15:06:23,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:23,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:23,919 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:23,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:23,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:23,920 INFO L87 Difference]: Start difference. First operand 6420 states and 17800 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:25,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:25,295 INFO L93 Difference]: Finished difference Result 7942 states and 21466 transitions. [2022-03-15 15:06:25,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:25,296 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:25,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:25,309 INFO L225 Difference]: With dead ends: 7942 [2022-03-15 15:06:25,309 INFO L226 Difference]: Without dead ends: 7942 [2022-03-15 15:06:25,309 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:25,309 INFO L933 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 [2022-03-15 15:06:25,310 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [572 Valid, 1443 Invalid, 973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 877 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:06:25,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7942 states. [2022-03-15 15:06:25,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7942 to 6378. [2022-03-15 15:06:25,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6378 states, 6376 states have (on average 2.7724278544542034) internal successors, (17677), 6377 states have internal predecessors, (17677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:25,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6378 states to 6378 states and 17677 transitions. [2022-03-15 15:06:25,418 INFO L78 Accepts]: Start accepts. Automaton has 6378 states and 17677 transitions. Word has length 100 [2022-03-15 15:06:25,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:25,418 INFO L470 AbstractCegarLoop]: Abstraction has 6378 states and 17677 transitions. [2022-03-15 15:06:25,418 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) [2022-03-15 15:06:25,419 INFO L276 IsEmpty]: Start isEmpty. Operand 6378 states and 17677 transitions. [2022-03-15 15:06:25,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:25,424 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:25,425 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:25,425 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable281 [2022-03-15 15:06:25,425 INFO L402 AbstractCegarLoop]: === Iteration 283 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:25,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:25,425 INFO L85 PathProgramCache]: Analyzing trace with hash 1807776300, now seen corresponding path program 64 times [2022-03-15 15:06:25,425 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:25,425 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837348291] [2022-03-15 15:06:25,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:25,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:25,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:26,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:26,360 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:26,360 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837348291] [2022-03-15 15:06:26,360 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837348291] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:26,360 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:26,360 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:26,360 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82222343] [2022-03-15 15:06:26,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:26,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:26,361 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:26,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:26,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:26,361 INFO L87 Difference]: Start difference. First operand 6378 states and 17677 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:27,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:27,882 INFO L93 Difference]: Finished difference Result 8014 states and 21635 transitions. [2022-03-15 15:06:27,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:06:27,882 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:27,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:27,894 INFO L225 Difference]: With dead ends: 8014 [2022-03-15 15:06:27,895 INFO L226 Difference]: Without dead ends: 8014 [2022-03-15 15:06:27,895 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:06:27,895 INFO L933 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 [2022-03-15 15:06:27,895 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [541 Valid, 1984 Invalid, 1333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 1251 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:06:27,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8014 states. [2022-03-15 15:06:27,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8014 to 6406. [2022-03-15 15:06:27,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6406 states, 6404 states have (on average 2.773110555902561) internal successors, (17759), 6405 states have internal predecessors, (17759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:27,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6406 states to 6406 states and 17759 transitions. [2022-03-15 15:06:27,981 INFO L78 Accepts]: Start accepts. Automaton has 6406 states and 17759 transitions. Word has length 100 [2022-03-15 15:06:27,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:27,982 INFO L470 AbstractCegarLoop]: Abstraction has 6406 states and 17759 transitions. [2022-03-15 15:06:27,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:27,982 INFO L276 IsEmpty]: Start isEmpty. Operand 6406 states and 17759 transitions. [2022-03-15 15:06:27,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:27,987 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:27,987 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:27,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable282 [2022-03-15 15:06:27,987 INFO L402 AbstractCegarLoop]: === Iteration 284 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:27,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:27,987 INFO L85 PathProgramCache]: Analyzing trace with hash -50309216, now seen corresponding path program 65 times [2022-03-15 15:06:27,987 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:27,987 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950740489] [2022-03-15 15:06:27,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:27,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:28,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:28,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:28,913 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:28,913 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950740489] [2022-03-15 15:06:28,913 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950740489] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:28,913 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:28,913 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:28,913 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867302721] [2022-03-15 15:06:28,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:28,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:28,913 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:28,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:28,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:28,914 INFO L87 Difference]: Start difference. First operand 6406 states and 17759 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:30,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:30,449 INFO L93 Difference]: Finished difference Result 8266 states and 22345 transitions. [2022-03-15 15:06:30,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:30,450 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:30,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:30,463 INFO L225 Difference]: With dead ends: 8266 [2022-03-15 15:06:30,464 INFO L226 Difference]: Without dead ends: 8266 [2022-03-15 15:06:30,464 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:30,464 INFO L933 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:30,464 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [557 Valid, 1821 Invalid, 1269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 1173 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:06:30,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8266 states. [2022-03-15 15:06:30,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8266 to 6392. [2022-03-15 15:06:30,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6392 states, 6390 states have (on average 2.772769953051643) internal successors, (17718), 6391 states have internal predecessors, (17718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:30,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6392 states to 6392 states and 17718 transitions. [2022-03-15 15:06:30,558 INFO L78 Accepts]: Start accepts. Automaton has 6392 states and 17718 transitions. Word has length 100 [2022-03-15 15:06:30,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:30,558 INFO L470 AbstractCegarLoop]: Abstraction has 6392 states and 17718 transitions. [2022-03-15 15:06:30,558 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) [2022-03-15 15:06:30,558 INFO L276 IsEmpty]: Start isEmpty. Operand 6392 states and 17718 transitions. [2022-03-15 15:06:30,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:30,563 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:30,563 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:30,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283 [2022-03-15 15:06:30,563 INFO L402 AbstractCegarLoop]: === Iteration 285 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:30,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:30,564 INFO L85 PathProgramCache]: Analyzing trace with hash -2023232284, now seen corresponding path program 66 times [2022-03-15 15:06:30,564 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:30,564 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114182536] [2022-03-15 15:06:30,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:30,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:31,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:31,677 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:31,677 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114182536] [2022-03-15 15:06:31,677 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114182536] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:31,677 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:31,677 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:31,677 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597890799] [2022-03-15 15:06:31,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:31,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:31,677 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:31,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:31,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:31,678 INFO L87 Difference]: Start difference. First operand 6392 states and 17718 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:33,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:33,416 INFO L93 Difference]: Finished difference Result 8208 states and 22217 transitions. [2022-03-15 15:06:33,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:33,416 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:33,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:33,429 INFO L225 Difference]: With dead ends: 8208 [2022-03-15 15:06:33,430 INFO L226 Difference]: Without dead ends: 8208 [2022-03-15 15:06:33,430 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:33,430 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 696 mSDsluCounter, 1200 mSDsCounter, 0 mSdLazyCounter, 976 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 696 SdHoareTripleChecker+Valid, 1443 SdHoareTripleChecker+Invalid, 1078 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:33,430 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [696 Valid, 1443 Invalid, 1078 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 976 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:06:33,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8208 states. [2022-03-15 15:06:33,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8208 to 6350. [2022-03-15 15:06:33,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6350 states, 6348 states have (on average 2.7717391304347827) internal successors, (17595), 6349 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:33,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6350 states to 6350 states and 17595 transitions. [2022-03-15 15:06:33,525 INFO L78 Accepts]: Start accepts. Automaton has 6350 states and 17595 transitions. Word has length 100 [2022-03-15 15:06:33,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:33,525 INFO L470 AbstractCegarLoop]: Abstraction has 6350 states and 17595 transitions. [2022-03-15 15:06:33,525 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:33,525 INFO L276 IsEmpty]: Start isEmpty. Operand 6350 states and 17595 transitions. [2022-03-15 15:06:33,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:33,530 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:33,530 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:33,530 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284 [2022-03-15 15:06:33,530 INFO L402 AbstractCegarLoop]: === Iteration 286 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:33,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:33,531 INFO L85 PathProgramCache]: Analyzing trace with hash -1903859442, now seen corresponding path program 67 times [2022-03-15 15:06:33,531 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:33,531 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677764126] [2022-03-15 15:06:33,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:33,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:33,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:34,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:34,537 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:34,537 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677764126] [2022-03-15 15:06:34,538 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677764126] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:34,538 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:34,538 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:34,538 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125232385] [2022-03-15 15:06:34,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:34,538 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:34,538 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:34,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:34,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:34,538 INFO L87 Difference]: Start difference. First operand 6350 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:35,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:35,709 INFO L93 Difference]: Finished difference Result 7554 states and 20381 transitions. [2022-03-15 15:06:35,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:06:35,710 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 [2022-03-15 15:06:35,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:35,722 INFO L225 Difference]: With dead ends: 7554 [2022-03-15 15:06:35,723 INFO L226 Difference]: Without dead ends: 7554 [2022-03-15 15:06:35,723 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:06:35,723 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 627 mSDsluCounter, 996 mSDsCounter, 0 mSdLazyCounter, 749 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 627 SdHoareTripleChecker+Valid, 1225 SdHoareTripleChecker+Invalid, 850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 749 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:35,723 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [627 Valid, 1225 Invalid, 850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 749 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:06:35,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7554 states. [2022-03-15 15:06:35,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7554 to 6336. [2022-03-15 15:06:35,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6336 states, 6334 states have (on average 2.771392485001579) internal successors, (17554), 6335 states have internal predecessors, (17554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:35,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6336 states to 6336 states and 17554 transitions. [2022-03-15 15:06:35,831 INFO L78 Accepts]: Start accepts. Automaton has 6336 states and 17554 transitions. Word has length 100 [2022-03-15 15:06:35,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:35,832 INFO L470 AbstractCegarLoop]: Abstraction has 6336 states and 17554 transitions. [2022-03-15 15:06:35,832 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:35,832 INFO L276 IsEmpty]: Start isEmpty. Operand 6336 states and 17554 transitions. [2022-03-15 15:06:35,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:35,837 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:35,837 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:35,837 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285 [2022-03-15 15:06:35,838 INFO L402 AbstractCegarLoop]: === Iteration 287 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:35,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:35,838 INFO L85 PathProgramCache]: Analyzing trace with hash 533022338, now seen corresponding path program 68 times [2022-03-15 15:06:35,838 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:35,838 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795269185] [2022-03-15 15:06:35,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:35,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:35,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:37,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:37,192 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:37,192 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795269185] [2022-03-15 15:06:37,192 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795269185] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:37,192 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:37,192 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:37,192 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641341314] [2022-03-15 15:06:37,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:37,192 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:37,192 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:37,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:37,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:37,193 INFO L87 Difference]: Start difference. First operand 6336 states and 17554 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:38,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:38,572 INFO L93 Difference]: Finished difference Result 7806 states and 21091 transitions. [2022-03-15 15:06:38,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:38,573 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 [2022-03-15 15:06:38,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:38,586 INFO L225 Difference]: With dead ends: 7806 [2022-03-15 15:06:38,586 INFO L226 Difference]: Without dead ends: 7806 [2022-03-15 15:06:38,586 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:38,587 INFO L933 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 [2022-03-15 15:06:38,587 INFO L934 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] [2022-03-15 15:06:38,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7806 states. [2022-03-15 15:06:38,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7806 to 6322. [2022-03-15 15:06:38,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6322 states, 6320 states have (on average 2.7710443037974684) internal successors, (17513), 6321 states have internal predecessors, (17513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:38,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6322 states to 6322 states and 17513 transitions. [2022-03-15 15:06:38,681 INFO L78 Accepts]: Start accepts. Automaton has 6322 states and 17513 transitions. Word has length 100 [2022-03-15 15:06:38,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:38,682 INFO L470 AbstractCegarLoop]: Abstraction has 6322 states and 17513 transitions. [2022-03-15 15:06:38,682 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:38,682 INFO L276 IsEmpty]: Start isEmpty. Operand 6322 states and 17513 transitions. [2022-03-15 15:06:38,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:38,687 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:38,687 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:38,688 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable286 [2022-03-15 15:06:38,688 INFO L402 AbstractCegarLoop]: === Iteration 288 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:38,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:38,688 INFO L85 PathProgramCache]: Analyzing trace with hash -1439900730, now seen corresponding path program 69 times [2022-03-15 15:06:38,688 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:38,688 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840348896] [2022-03-15 15:06:38,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:38,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:38,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:39,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:39,627 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:39,627 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840348896] [2022-03-15 15:06:39,627 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840348896] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:39,628 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:39,628 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:39,628 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855026943] [2022-03-15 15:06:39,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:39,636 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:39,636 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:39,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:39,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:39,636 INFO L87 Difference]: Start difference. First operand 6322 states and 17513 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:41,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:41,145 INFO L93 Difference]: Finished difference Result 8058 states and 21801 transitions. [2022-03-15 15:06:41,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:41,145 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:41,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:41,157 INFO L225 Difference]: With dead ends: 8058 [2022-03-15 15:06:41,157 INFO L226 Difference]: Without dead ends: 8058 [2022-03-15 15:06:41,158 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:41,158 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 631 mSDsluCounter, 1323 mSDsCounter, 0 mSdLazyCounter, 1059 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 631 SdHoareTripleChecker+Valid, 1559 SdHoareTripleChecker+Invalid, 1165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 1059 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:41,158 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [631 Valid, 1559 Invalid, 1165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 1059 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:06:41,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8058 states. [2022-03-15 15:06:41,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8058 to 6308. [2022-03-15 15:06:41,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6308 states, 6306 states have (on average 2.77069457659372) internal successors, (17472), 6307 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:41,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6308 states to 6308 states and 17472 transitions. [2022-03-15 15:06:41,245 INFO L78 Accepts]: Start accepts. Automaton has 6308 states and 17472 transitions. Word has length 100 [2022-03-15 15:06:41,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:41,245 INFO L470 AbstractCegarLoop]: Abstraction has 6308 states and 17472 transitions. [2022-03-15 15:06:41,245 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:41,245 INFO L276 IsEmpty]: Start isEmpty. Operand 6308 states and 17472 transitions. [2022-03-15 15:06:41,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:41,250 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:41,250 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:41,250 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable287 [2022-03-15 15:06:41,250 INFO L402 AbstractCegarLoop]: === Iteration 289 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:41,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:41,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1299266904, now seen corresponding path program 70 times [2022-03-15 15:06:41,251 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:41,251 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557656842] [2022-03-15 15:06:41,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:41,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:41,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:42,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:42,396 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:42,396 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557656842] [2022-03-15 15:06:42,396 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557656842] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:42,396 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:42,396 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:42,397 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402475213] [2022-03-15 15:06:42,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:42,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:42,397 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:42,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:42,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:42,397 INFO L87 Difference]: Start difference. First operand 6308 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:43,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:43,665 INFO L93 Difference]: Finished difference Result 7662 states and 20706 transitions. [2022-03-15 15:06:43,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:43,665 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:43,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:43,678 INFO L225 Difference]: With dead ends: 7662 [2022-03-15 15:06:43,679 INFO L226 Difference]: Without dead ends: 7662 [2022-03-15 15:06:43,679 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:43,679 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 765 mSDsluCounter, 1056 mSDsCounter, 0 mSdLazyCounter, 860 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 765 SdHoareTripleChecker+Valid, 1301 SdHoareTripleChecker+Invalid, 974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:43,679 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [765 Valid, 1301 Invalid, 974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 860 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:06:43,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7662 states. [2022-03-15 15:06:43,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7662 to 5844. [2022-03-15 15:06:43,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5844 states, 5842 states have (on average 2.762067785005135) internal successors, (16136), 5843 states have internal predecessors, (16136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:43,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5844 states to 5844 states and 16136 transitions. [2022-03-15 15:06:43,767 INFO L78 Accepts]: Start accepts. Automaton has 5844 states and 16136 transitions. Word has length 100 [2022-03-15 15:06:43,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:43,767 INFO L470 AbstractCegarLoop]: Abstraction has 5844 states and 16136 transitions. [2022-03-15 15:06:43,767 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:43,767 INFO L276 IsEmpty]: Start isEmpty. Operand 5844 states and 16136 transitions. [2022-03-15 15:06:43,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:06:43,772 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:43,772 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:43,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable288 [2022-03-15 15:06:43,773 INFO L402 AbstractCegarLoop]: === Iteration 290 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:43,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:43,773 INFO L85 PathProgramCache]: Analyzing trace with hash -504277499, now seen corresponding path program 1 times [2022-03-15 15:06:43,773 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:43,773 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615864171] [2022-03-15 15:06:43,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:43,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:44,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:44,829 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:44,829 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615864171] [2022-03-15 15:06:44,830 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615864171] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:44,830 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:44,830 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:06:44,830 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854509078] [2022-03-15 15:06:44,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:44,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:06:44,830 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:44,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:06:44,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=478, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:06:44,830 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) [2022-03-15 15:06:49,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:49,416 INFO L93 Difference]: Finished difference Result 13619 states and 37020 transitions. [2022-03-15 15:06:49,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:06:49,417 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 [2022-03-15 15:06:49,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:49,447 INFO L225 Difference]: With dead ends: 13619 [2022-03-15 15:06:49,447 INFO L226 Difference]: Without dead ends: 13619 [2022-03-15 15:06:49,447 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=677, Invalid=1773, Unknown=0, NotChecked=0, Total=2450 [2022-03-15 15:06:49,448 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1127 mSDsluCounter, 2904 mSDsCounter, 0 mSdLazyCounter, 2404 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s 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, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:49,448 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1127 Valid, 3088 Invalid, 2494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 2404 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:06:49,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13619 states. [2022-03-15 15:06:49,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13619 to 6644. [2022-03-15 15:06:49,584 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) [2022-03-15 15:06:49,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6644 states to 6644 states and 18536 transitions. [2022-03-15 15:06:49,596 INFO L78 Accepts]: Start accepts. Automaton has 6644 states and 18536 transitions. Word has length 106 [2022-03-15 15:06:49,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:49,597 INFO L470 AbstractCegarLoop]: Abstraction has 6644 states and 18536 transitions. [2022-03-15 15:06:49,597 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) [2022-03-15 15:06:49,597 INFO L276 IsEmpty]: Start isEmpty. Operand 6644 states and 18536 transitions. [2022-03-15 15:06:49,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:06:49,604 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:49,604 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:49,604 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289 [2022-03-15 15:06:49,604 INFO L402 AbstractCegarLoop]: === Iteration 291 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:49,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:49,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1981059619, now seen corresponding path program 2 times [2022-03-15 15:06:49,604 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:49,604 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212319364] [2022-03-15 15:06:49,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:49,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:49,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:50,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:50,418 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:50,418 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212319364] [2022-03-15 15:06:50,418 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212319364] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:50,418 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:50,418 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:06:50,418 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59570787] [2022-03-15 15:06:50,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:50,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:06:50,419 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:50,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:06:50,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=476, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:06:50,419 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) [2022-03-15 15:06:54,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:54,265 INFO L93 Difference]: Finished difference Result 11882 states and 32356 transitions. [2022-03-15 15:06:54,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-15 15:06:54,266 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 [2022-03-15 15:06:54,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:54,283 INFO L225 Difference]: With dead ends: 11882 [2022-03-15 15:06:54,283 INFO L226 Difference]: Without dead ends: 11882 [2022-03-15 15:06:54,284 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=649, Invalid=1703, Unknown=0, NotChecked=0, Total=2352 [2022-03-15 15:06:54,284 INFO L933 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 [2022-03-15 15:06:54,284 INFO L934 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] [2022-03-15 15:06:54,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11882 states. [2022-03-15 15:06:54,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11882 to 6682. [2022-03-15 15:06:54,405 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) [2022-03-15 15:06:54,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6682 states to 6682 states and 18647 transitions. [2022-03-15 15:06:54,415 INFO L78 Accepts]: Start accepts. Automaton has 6682 states and 18647 transitions. Word has length 106 [2022-03-15 15:06:54,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:54,415 INFO L470 AbstractCegarLoop]: Abstraction has 6682 states and 18647 transitions. [2022-03-15 15:06:54,415 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) [2022-03-15 15:06:54,415 INFO L276 IsEmpty]: Start isEmpty. Operand 6682 states and 18647 transitions. [2022-03-15 15:06:54,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:06:54,422 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:54,422 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:54,422 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable290 [2022-03-15 15:06:54,422 INFO L402 AbstractCegarLoop]: === Iteration 292 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:54,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:54,422 INFO L85 PathProgramCache]: Analyzing trace with hash -677030473, now seen corresponding path program 3 times [2022-03-15 15:06:54,422 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:54,422 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292396753] [2022-03-15 15:06:54,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:54,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:54,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:55,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:55,399 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:55,399 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292396753] [2022-03-15 15:06:55,399 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292396753] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:55,399 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:55,399 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:06:55,399 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814294567] [2022-03-15 15:06:55,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:55,399 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:06:55,399 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:55,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:06:55,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=466, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:06:55,400 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) [2022-03-15 15:06:59,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:59,335 INFO L93 Difference]: Finished difference Result 12056 states and 32841 transitions. [2022-03-15 15:06:59,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:06:59,335 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 [2022-03-15 15:06:59,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:59,356 INFO L225 Difference]: With dead ends: 12056 [2022-03-15 15:06:59,356 INFO L226 Difference]: Without dead ends: 12056 [2022-03-15 15:06:59,357 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=695, Invalid=1755, Unknown=0, NotChecked=0, Total=2450 [2022-03-15 15:06:59,357 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1092 mSDsluCounter, 2635 mSDsCounter, 0 mSdLazyCounter, 2251 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s 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 [2022-03-15 15:06:59,357 INFO L934 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] [2022-03-15 15:06:59,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12056 states. [2022-03-15 15:06:59,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12056 to 6676. [2022-03-15 15:06:59,463 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) [2022-03-15 15:06:59,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6676 states to 6676 states and 18630 transitions. [2022-03-15 15:06:59,475 INFO L78 Accepts]: Start accepts. Automaton has 6676 states and 18630 transitions. Word has length 106 [2022-03-15 15:06:59,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:59,475 INFO L470 AbstractCegarLoop]: Abstraction has 6676 states and 18630 transitions. [2022-03-15 15:06:59,475 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) [2022-03-15 15:06:59,475 INFO L276 IsEmpty]: Start isEmpty. Operand 6676 states and 18630 transitions. [2022-03-15 15:06:59,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:06:59,482 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:59,482 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:59,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable291 [2022-03-15 15:06:59,482 INFO L402 AbstractCegarLoop]: === Iteration 293 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:59,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:59,482 INFO L85 PathProgramCache]: Analyzing trace with hash -1680291621, now seen corresponding path program 4 times [2022-03-15 15:06:59,482 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:59,482 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511386690] [2022-03-15 15:06:59,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:59,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:59,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:01,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:01,180 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:01,180 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511386690] [2022-03-15 15:07:01,180 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511386690] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:01,180 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:01,180 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:07:01,180 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349428346] [2022-03-15 15:07:01,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:01,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:07:01,181 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:01,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:07:01,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=463, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:07:01,181 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) [2022-03-15 15:07:04,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:04,935 INFO L93 Difference]: Finished difference Result 11856 states and 32423 transitions. [2022-03-15 15:07:04,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:07:04,936 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 [2022-03-15 15:07:04,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:04,957 INFO L225 Difference]: With dead ends: 11856 [2022-03-15 15:07:04,957 INFO L226 Difference]: Without dead ends: 11856 [2022-03-15 15:07:04,957 INFO L932 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 [2022-03-15 15:07:04,957 INFO L933 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, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:04,957 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1031 Valid, 2944 Invalid, 2354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 2292 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:07:04,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11856 states. [2022-03-15 15:07:05,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11856 to 6751. [2022-03-15 15:07:05,079 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) [2022-03-15 15:07:05,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6751 states to 6751 states and 18855 transitions. [2022-03-15 15:07:05,092 INFO L78 Accepts]: Start accepts. Automaton has 6751 states and 18855 transitions. Word has length 106 [2022-03-15 15:07:05,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:05,092 INFO L470 AbstractCegarLoop]: Abstraction has 6751 states and 18855 transitions. [2022-03-15 15:07:05,092 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) [2022-03-15 15:07:05,092 INFO L276 IsEmpty]: Start isEmpty. Operand 6751 states and 18855 transitions. [2022-03-15 15:07:05,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:07:05,100 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:05,100 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:05,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable292 [2022-03-15 15:07:05,100 INFO L402 AbstractCegarLoop]: === Iteration 294 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:05,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:05,100 INFO L85 PathProgramCache]: Analyzing trace with hash 1053624461, now seen corresponding path program 5 times [2022-03-15 15:07:05,100 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:05,100 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329607594] [2022-03-15 15:07:05,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:05,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:05,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:06,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:06,148 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:06,148 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329607594] [2022-03-15 15:07:06,148 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329607594] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:06,148 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:06,148 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:07:06,148 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213629131] [2022-03-15 15:07:06,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:06,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:07:06,148 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:06,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:07:06,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=481, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:07:06,149 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) [2022-03-15 15:07:10,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:10,791 INFO L93 Difference]: Finished difference Result 12802 states and 34898 transitions. [2022-03-15 15:07:10,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:07:10,791 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 [2022-03-15 15:07:10,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:10,814 INFO L225 Difference]: With dead ends: 12802 [2022-03-15 15:07:10,814 INFO L226 Difference]: Without dead ends: 12802 [2022-03-15 15:07:10,815 INFO L932 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 [2022-03-15 15:07:10,817 INFO L933 BasicCegarLoop]: 381 mSDtfsCounter, 1171 mSDsluCounter, 3000 mSDsCounter, 0 mSdLazyCounter, 2575 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s 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 [2022-03-15 15:07:10,817 INFO L934 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] [2022-03-15 15:07:10,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12802 states. [2022-03-15 15:07:10,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12802 to 6751. [2022-03-15 15:07:10,953 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) [2022-03-15 15:07:10,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6751 states to 6751 states and 18855 transitions. [2022-03-15 15:07:10,966 INFO L78 Accepts]: Start accepts. Automaton has 6751 states and 18855 transitions. Word has length 106 [2022-03-15 15:07:10,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:10,966 INFO L470 AbstractCegarLoop]: Abstraction has 6751 states and 18855 transitions. [2022-03-15 15:07:10,966 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) [2022-03-15 15:07:10,966 INFO L276 IsEmpty]: Start isEmpty. Operand 6751 states and 18855 transitions. [2022-03-15 15:07:10,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:07:10,974 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:10,974 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:10,974 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable293 [2022-03-15 15:07:10,975 INFO L402 AbstractCegarLoop]: === Iteration 295 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:10,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:10,975 INFO L85 PathProgramCache]: Analyzing trace with hash 123794469, now seen corresponding path program 6 times [2022-03-15 15:07:10,975 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:10,975 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319804669] [2022-03-15 15:07:10,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:10,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:11,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:13,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:13,451 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:13,451 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319804669] [2022-03-15 15:07:13,451 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319804669] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:13,451 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:13,451 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:07:13,451 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947703768] [2022-03-15 15:07:13,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:13,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:07:13,452 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:13,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:07:13,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=459, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:07:13,452 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) [2022-03-15 15:07:17,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:17,811 INFO L93 Difference]: Finished difference Result 16715 states and 45086 transitions. [2022-03-15 15:07:17,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-15 15:07:17,811 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 [2022-03-15 15:07:17,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:17,837 INFO L225 Difference]: With dead ends: 16715 [2022-03-15 15:07:17,838 INFO L226 Difference]: Without dead ends: 16715 [2022-03-15 15:07:17,838 INFO L932 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 [2022-03-15 15:07:17,838 INFO L933 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 [2022-03-15 15:07:17,838 INFO L934 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] [2022-03-15 15:07:17,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16715 states. [2022-03-15 15:07:17,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16715 to 7016. [2022-03-15 15:07:17,990 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) [2022-03-15 15:07:18,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7016 states to 7016 states and 19650 transitions. [2022-03-15 15:07:18,002 INFO L78 Accepts]: Start accepts. Automaton has 7016 states and 19650 transitions. Word has length 106 [2022-03-15 15:07:18,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:18,003 INFO L470 AbstractCegarLoop]: Abstraction has 7016 states and 19650 transitions. [2022-03-15 15:07:18,003 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) [2022-03-15 15:07:18,003 INFO L276 IsEmpty]: Start isEmpty. Operand 7016 states and 19650 transitions. [2022-03-15 15:07:18,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:07:18,011 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:18,012 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:18,012 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable294 [2022-03-15 15:07:18,012 INFO L402 AbstractCegarLoop]: === Iteration 296 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:18,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:18,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1215119837, now seen corresponding path program 7 times [2022-03-15 15:07:18,012 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:18,012 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385919097] [2022-03-15 15:07:18,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:18,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:18,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:19,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:19,021 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:19,021 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385919097] [2022-03-15 15:07:19,021 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385919097] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:19,021 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:19,021 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:07:19,021 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129785751] [2022-03-15 15:07:19,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:19,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:07:19,022 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:19,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:07:19,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=477, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:07:19,022 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) [2022-03-15 15:07:23,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:23,049 INFO L93 Difference]: Finished difference Result 15424 states and 41616 transitions. [2022-03-15 15:07:23,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-15 15:07:23,050 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 [2022-03-15 15:07:23,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:23,077 INFO L225 Difference]: With dead ends: 15424 [2022-03-15 15:07:23,077 INFO L226 Difference]: Without dead ends: 15424 [2022-03-15 15:07:23,078 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 332 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=734, Invalid=1816, Unknown=0, NotChecked=0, Total=2550 [2022-03-15 15:07:23,078 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1251 mSDsluCounter, 2483 mSDsCounter, 0 mSdLazyCounter, 2134 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s 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, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:23,078 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1251 Valid, 2684 Invalid, 2219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 2134 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:07:23,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15424 states. [2022-03-15 15:07:23,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15424 to 7094. [2022-03-15 15:07:23,218 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) [2022-03-15 15:07:23,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7094 states to 7094 states and 19881 transitions. [2022-03-15 15:07:23,231 INFO L78 Accepts]: Start accepts. Automaton has 7094 states and 19881 transitions. Word has length 106 [2022-03-15 15:07:23,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:23,231 INFO L470 AbstractCegarLoop]: Abstraction has 7094 states and 19881 transitions. [2022-03-15 15:07:23,231 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) [2022-03-15 15:07:23,231 INFO L276 IsEmpty]: Start isEmpty. Operand 7094 states and 19881 transitions. [2022-03-15 15:07:23,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:07:23,239 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:23,239 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:23,239 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable295 [2022-03-15 15:07:23,239 INFO L402 AbstractCegarLoop]: === Iteration 297 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:23,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:23,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1221761943, now seen corresponding path program 8 times [2022-03-15 15:07:23,240 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:23,240 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553049787] [2022-03-15 15:07:23,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:23,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:23,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:24,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:24,810 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:24,810 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553049787] [2022-03-15 15:07:24,810 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553049787] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:24,810 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:24,810 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:07:24,810 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511235789] [2022-03-15 15:07:24,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:24,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:07:24,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:24,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:07:24,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=466, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:07:24,811 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) [2022-03-15 15:07:29,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:29,716 INFO L93 Difference]: Finished difference Result 15104 states and 41014 transitions. [2022-03-15 15:07:29,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-15 15:07:29,717 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 [2022-03-15 15:07:29,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:29,742 INFO L225 Difference]: With dead ends: 15104 [2022-03-15 15:07:29,742 INFO L226 Difference]: Without dead ends: 15104 [2022-03-15 15:07:29,742 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=780, Invalid=1872, Unknown=0, NotChecked=0, Total=2652 [2022-03-15 15:07:29,742 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1216 mSDsluCounter, 2982 mSDsCounter, 0 mSdLazyCounter, 2572 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1216 SdHoareTripleChecker+Valid, 3193 SdHoareTripleChecker+Invalid, 2650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 2572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:29,742 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1216 Valid, 3193 Invalid, 2650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 2572 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 15:07:29,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15104 states. [2022-03-15 15:07:29,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15104 to 7094. [2022-03-15 15:07:29,880 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) [2022-03-15 15:07:29,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7094 states to 7094 states and 19881 transitions. [2022-03-15 15:07:29,893 INFO L78 Accepts]: Start accepts. Automaton has 7094 states and 19881 transitions. Word has length 106 [2022-03-15 15:07:29,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:29,893 INFO L470 AbstractCegarLoop]: Abstraction has 7094 states and 19881 transitions. [2022-03-15 15:07:29,893 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) [2022-03-15 15:07:29,893 INFO L276 IsEmpty]: Start isEmpty. Operand 7094 states and 19881 transitions. [2022-03-15 15:07:29,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:07:29,901 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:29,901 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:29,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable296 [2022-03-15 15:07:29,901 INFO L402 AbstractCegarLoop]: === Iteration 298 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:29,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:29,902 INFO L85 PathProgramCache]: Analyzing trace with hash -751161125, now seen corresponding path program 9 times [2022-03-15 15:07:29,902 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:29,902 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966390501] [2022-03-15 15:07:29,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:29,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:29,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:31,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:31,502 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:31,502 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966390501] [2022-03-15 15:07:31,502 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966390501] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:31,502 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:31,502 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:07:31,502 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628780215] [2022-03-15 15:07:31,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:31,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:07:31,503 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:31,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:07:31,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=463, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:07:31,503 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) [2022-03-15 15:07:36,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:36,300 INFO L93 Difference]: Finished difference Result 15269 states and 41494 transitions. [2022-03-15 15:07:36,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-15 15:07:36,300 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 [2022-03-15 15:07:36,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:36,326 INFO L225 Difference]: With dead ends: 15269 [2022-03-15 15:07:36,326 INFO L226 Difference]: Without dead ends: 15269 [2022-03-15 15:07:36,326 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 312 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=779, Invalid=1873, Unknown=0, NotChecked=0, Total=2652 [2022-03-15 15:07:36,326 INFO L933 BasicCegarLoop]: 372 mSDtfsCounter, 1146 mSDsluCounter, 2808 mSDsCounter, 0 mSdLazyCounter, 2608 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1146 SdHoareTripleChecker+Valid, 3018 SdHoareTripleChecker+Invalid, 2698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 2608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:36,326 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1146 Valid, 3018 Invalid, 2698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 2608 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-15 15:07:36,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15269 states. [2022-03-15 15:07:36,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15269 to 7094. [2022-03-15 15:07:36,462 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) [2022-03-15 15:07:36,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7094 states to 7094 states and 19881 transitions. [2022-03-15 15:07:36,474 INFO L78 Accepts]: Start accepts. Automaton has 7094 states and 19881 transitions. Word has length 106 [2022-03-15 15:07:36,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:36,474 INFO L470 AbstractCegarLoop]: Abstraction has 7094 states and 19881 transitions. [2022-03-15 15:07:36,474 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) [2022-03-15 15:07:36,475 INFO L276 IsEmpty]: Start isEmpty. Operand 7094 states and 19881 transitions. [2022-03-15 15:07:36,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:07:36,482 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:36,483 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:36,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable297 [2022-03-15 15:07:36,483 INFO L402 AbstractCegarLoop]: === Iteration 299 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:36,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:36,483 INFO L85 PathProgramCache]: Analyzing trace with hash 1988006509, now seen corresponding path program 10 times [2022-03-15 15:07:36,483 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:36,483 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414161298] [2022-03-15 15:07:36,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:36,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:36,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:37,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:37,463 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:37,463 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414161298] [2022-03-15 15:07:37,463 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414161298] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:37,464 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:37,464 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:07:37,464 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959642647] [2022-03-15 15:07:37,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:37,464 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:07:37,464 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:37,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:07:37,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=481, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:07:37,464 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) [2022-03-15 15:07:42,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:42,875 INFO L93 Difference]: Finished difference Result 16245 states and 43865 transitions. [2022-03-15 15:07:42,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-15 15:07:42,875 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 [2022-03-15 15:07:42,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:42,899 INFO L225 Difference]: With dead ends: 16245 [2022-03-15 15:07:42,899 INFO L226 Difference]: Without dead ends: 16245 [2022-03-15 15:07:42,900 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 353 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=757, Invalid=1895, Unknown=0, NotChecked=0, Total=2652 [2022-03-15 15:07:42,900 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1063 mSDsluCounter, 3194 mSDsCounter, 0 mSdLazyCounter, 2868 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1063 SdHoareTripleChecker+Valid, 3363 SdHoareTripleChecker+Invalid, 2982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 2868 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:42,900 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1063 Valid, 3363 Invalid, 2982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 2868 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 15:07:42,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16245 states. [2022-03-15 15:07:43,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16245 to 7094. [2022-03-15 15:07:43,029 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) [2022-03-15 15:07:43,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7094 states to 7094 states and 19881 transitions. [2022-03-15 15:07:43,043 INFO L78 Accepts]: Start accepts. Automaton has 7094 states and 19881 transitions. Word has length 106 [2022-03-15 15:07:43,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:43,043 INFO L470 AbstractCegarLoop]: Abstraction has 7094 states and 19881 transitions. [2022-03-15 15:07:43,043 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) [2022-03-15 15:07:43,043 INFO L276 IsEmpty]: Start isEmpty. Operand 7094 states and 19881 transitions. [2022-03-15 15:07:43,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:07:43,051 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:43,051 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:43,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable298 [2022-03-15 15:07:43,052 INFO L402 AbstractCegarLoop]: === Iteration 300 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:43,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:43,052 INFO L85 PathProgramCache]: Analyzing trace with hash -152030331, now seen corresponding path program 11 times [2022-03-15 15:07:43,052 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:43,052 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478504303] [2022-03-15 15:07:43,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:43,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:43,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:44,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:44,028 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:44,028 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478504303] [2022-03-15 15:07:44,028 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478504303] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:44,028 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:44,028 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:07:44,028 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408061742] [2022-03-15 15:07:44,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:44,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:07:44,028 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:44,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:07:44,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=456, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:07:44,029 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) [2022-03-15 15:07:47,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:47,098 INFO L93 Difference]: Finished difference Result 12591 states and 34238 transitions. [2022-03-15 15:07:47,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-15 15:07:47,098 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 [2022-03-15 15:07:47,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:47,117 INFO L225 Difference]: With dead ends: 12591 [2022-03-15 15:07:47,117 INFO L226 Difference]: Without dead ends: 12591 [2022-03-15 15:07:47,118 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=640, Invalid=1616, Unknown=0, NotChecked=0, Total=2256 [2022-03-15 15:07:47,118 INFO L933 BasicCegarLoop]: 375 mSDtfsCounter, 940 mSDsluCounter, 2492 mSDsCounter, 0 mSdLazyCounter, 1929 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 940 SdHoareTripleChecker+Valid, 2703 SdHoareTripleChecker+Invalid, 2024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 1929 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:47,118 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [940 Valid, 2703 Invalid, 2024 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 1929 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:07:47,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12591 states. [2022-03-15 15:07:47,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12591 to 7098. [2022-03-15 15:07:47,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7098 states, 7096 states have (on average 2.8034103720405863) internal successors, (19893), 7097 states have internal predecessors, (19893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:47,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7098 states to 7098 states and 19893 transitions. [2022-03-15 15:07:47,235 INFO L78 Accepts]: Start accepts. Automaton has 7098 states and 19893 transitions. Word has length 106 [2022-03-15 15:07:47,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:47,235 INFO L470 AbstractCegarLoop]: Abstraction has 7098 states and 19893 transitions. [2022-03-15 15:07:47,235 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) [2022-03-15 15:07:47,235 INFO L276 IsEmpty]: Start isEmpty. Operand 7098 states and 19893 transitions. [2022-03-15 15:07:47,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:07:47,243 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:47,243 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:47,243 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable299 [2022-03-15 15:07:47,243 INFO L402 AbstractCegarLoop]: === Iteration 301 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:47,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:47,244 INFO L85 PathProgramCache]: Analyzing trace with hash 817631589, now seen corresponding path program 12 times [2022-03-15 15:07:47,244 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:47,244 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222996546] [2022-03-15 15:07:47,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:47,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:47,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:48,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:48,479 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:48,479 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222996546] [2022-03-15 15:07:48,480 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222996546] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:48,480 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:48,480 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:07:48,480 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579366212] [2022-03-15 15:07:48,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:48,495 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:07:48,495 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:48,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:07:48,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=457, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:07:48,496 INFO L87 Difference]: Start difference. First operand 7098 states and 19893 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) [2022-03-15 15:07:51,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:51,640 INFO L93 Difference]: Finished difference Result 12414 states and 33937 transitions. [2022-03-15 15:07:51,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:07:51,642 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 [2022-03-15 15:07:51,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:51,666 INFO L225 Difference]: With dead ends: 12414 [2022-03-15 15:07:51,666 INFO L226 Difference]: Without dead ends: 12414 [2022-03-15 15:07:51,667 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 266 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=731, Invalid=1719, Unknown=0, NotChecked=0, Total=2450 [2022-03-15 15:07:51,667 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 966 mSDsluCounter, 2104 mSDsCounter, 0 mSdLazyCounter, 1885 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 966 SdHoareTripleChecker+Valid, 2343 SdHoareTripleChecker+Invalid, 1959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1885 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:51,667 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [966 Valid, 2343 Invalid, 1959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1885 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:07:51,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12414 states. [2022-03-15 15:07:51,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12414 to 7103. [2022-03-15 15:07:51,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7103 states, 7101 states have (on average 2.8035487959442333) internal successors, (19908), 7102 states have internal predecessors, (19908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:51,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7103 states to 7103 states and 19908 transitions. [2022-03-15 15:07:51,827 INFO L78 Accepts]: Start accepts. Automaton has 7103 states and 19908 transitions. Word has length 106 [2022-03-15 15:07:51,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:51,828 INFO L470 AbstractCegarLoop]: Abstraction has 7103 states and 19908 transitions. [2022-03-15 15:07:51,828 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) [2022-03-15 15:07:51,828 INFO L276 IsEmpty]: Start isEmpty. Operand 7103 states and 19908 transitions. [2022-03-15 15:07:51,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:07:51,838 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:51,838 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:51,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable300 [2022-03-15 15:07:51,838 INFO L402 AbstractCegarLoop]: === Iteration 302 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:51,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:51,838 INFO L85 PathProgramCache]: Analyzing trace with hash 934183929, now seen corresponding path program 13 times [2022-03-15 15:07:51,839 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:51,839 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099559575] [2022-03-15 15:07:51,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:51,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:51,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:52,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:52,752 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:52,753 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099559575] [2022-03-15 15:07:52,753 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099559575] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:52,753 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:52,753 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:07:52,753 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205938522] [2022-03-15 15:07:52,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:52,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:07:52,753 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:52,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:07:52,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:07:52,754 INFO L87 Difference]: Start difference. First operand 7103 states and 19908 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) [2022-03-15 15:07:56,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:56,332 INFO L93 Difference]: Finished difference Result 12806 states and 34845 transitions. [2022-03-15 15:07:56,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-15 15:07:56,332 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 [2022-03-15 15:07:56,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:56,354 INFO L225 Difference]: With dead ends: 12806 [2022-03-15 15:07:56,354 INFO L226 Difference]: Without dead ends: 12806 [2022-03-15 15:07:56,354 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 255 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=667, Invalid=1685, Unknown=0, NotChecked=0, Total=2352 [2022-03-15 15:07:56,354 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1121 mSDsluCounter, 2368 mSDsCounter, 0 mSdLazyCounter, 2027 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1121 SdHoareTripleChecker+Valid, 2615 SdHoareTripleChecker+Invalid, 2132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 2027 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:56,355 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1121 Valid, 2615 Invalid, 2132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 2027 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:07:56,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12806 states. [2022-03-15 15:07:56,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12806 to 7112. [2022-03-15 15:07:56,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7112 states, 7110 states have (on average 2.80365682137834) internal successors, (19934), 7111 states have internal predecessors, (19934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:56,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7112 states to 7112 states and 19934 transitions. [2022-03-15 15:07:56,481 INFO L78 Accepts]: Start accepts. Automaton has 7112 states and 19934 transitions. Word has length 106 [2022-03-15 15:07:56,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:56,481 INFO L470 AbstractCegarLoop]: Abstraction has 7112 states and 19934 transitions. [2022-03-15 15:07:56,481 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) [2022-03-15 15:07:56,481 INFO L276 IsEmpty]: Start isEmpty. Operand 7112 states and 19934 transitions. [2022-03-15 15:07:56,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:07:56,488 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:56,488 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:56,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable301 [2022-03-15 15:07:56,488 INFO L402 AbstractCegarLoop]: === Iteration 303 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:56,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:56,489 INFO L85 PathProgramCache]: Analyzing trace with hash 137769701, now seen corresponding path program 14 times [2022-03-15 15:07:56,489 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:56,489 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840529710] [2022-03-15 15:07:56,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:56,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:56,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:57,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:57,932 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:57,932 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840529710] [2022-03-15 15:07:57,932 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840529710] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:57,932 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:57,932 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:07:57,932 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393333194] [2022-03-15 15:07:57,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:57,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:07:57,933 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:57,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:07:57,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=462, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:07:57,933 INFO L87 Difference]: Start difference. First operand 7112 states and 19934 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) [2022-03-15 15:08:01,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:01,962 INFO L93 Difference]: Finished difference Result 12388 states and 33938 transitions. [2022-03-15 15:08:01,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:08:01,962 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 [2022-03-15 15:08:01,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:01,980 INFO L225 Difference]: With dead ends: 12388 [2022-03-15 15:08:01,980 INFO L226 Difference]: Without dead ends: 12388 [2022-03-15 15:08:01,981 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 285 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=705, Invalid=1745, Unknown=0, NotChecked=0, Total=2450 [2022-03-15 15:08:01,981 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1074 mSDsluCounter, 3093 mSDsCounter, 0 mSdLazyCounter, 2722 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1074 SdHoareTripleChecker+Valid, 3313 SdHoareTripleChecker+Invalid, 2786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 2722 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:01,981 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1074 Valid, 3313 Invalid, 2786 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 2722 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-15 15:08:01,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12388 states. [2022-03-15 15:08:02,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12388 to 7112. [2022-03-15 15:08:02,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7112 states, 7110 states have (on average 2.80365682137834) internal successors, (19934), 7111 states have internal predecessors, (19934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:02,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7112 states to 7112 states and 19934 transitions. [2022-03-15 15:08:02,104 INFO L78 Accepts]: Start accepts. Automaton has 7112 states and 19934 transitions. Word has length 106 [2022-03-15 15:08:02,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:02,105 INFO L470 AbstractCegarLoop]: Abstraction has 7112 states and 19934 transitions. [2022-03-15 15:08:02,105 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) [2022-03-15 15:08:02,105 INFO L276 IsEmpty]: Start isEmpty. Operand 7112 states and 19934 transitions. [2022-03-15 15:08:02,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:08:02,113 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:02,113 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:02,113 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable302 [2022-03-15 15:08:02,113 INFO L402 AbstractCegarLoop]: === Iteration 304 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:08:02,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:02,113 INFO L85 PathProgramCache]: Analyzing trace with hash 1898594297, now seen corresponding path program 15 times [2022-03-15 15:08:02,113 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:02,113 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56039938] [2022-03-15 15:08:02,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:02,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:03,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:03,042 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:03,042 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56039938] [2022-03-15 15:08:03,042 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56039938] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:03,042 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:03,042 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:08:03,043 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407518452] [2022-03-15 15:08:03,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:03,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:08:03,043 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:03,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:08:03,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=461, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:08:03,043 INFO L87 Difference]: Start difference. First operand 7112 states and 19934 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) [2022-03-15 15:08:06,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:06,765 INFO L93 Difference]: Finished difference Result 13336 states and 35992 transitions. [2022-03-15 15:08:06,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-15 15:08:06,765 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 [2022-03-15 15:08:06,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:06,786 INFO L225 Difference]: With dead ends: 13336 [2022-03-15 15:08:06,786 INFO L226 Difference]: Without dead ends: 13336 [2022-03-15 15:08:06,786 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 280 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=762, Invalid=1788, Unknown=0, NotChecked=0, Total=2550 [2022-03-15 15:08:06,786 INFO L933 BasicCegarLoop]: 405 mSDtfsCounter, 1189 mSDsluCounter, 2564 mSDsCounter, 0 mSdLazyCounter, 2402 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1189 SdHoareTripleChecker+Valid, 2824 SdHoareTripleChecker+Invalid, 2497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 2402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:06,786 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1189 Valid, 2824 Invalid, 2497 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 2402 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:08:06,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13336 states. [2022-03-15 15:08:06,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13336 to 7112. [2022-03-15 15:08:06,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7112 states, 7110 states have (on average 2.80365682137834) internal successors, (19934), 7111 states have internal predecessors, (19934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:06,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7112 states to 7112 states and 19934 transitions. [2022-03-15 15:08:06,896 INFO L78 Accepts]: Start accepts. Automaton has 7112 states and 19934 transitions. Word has length 106 [2022-03-15 15:08:06,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:06,897 INFO L470 AbstractCegarLoop]: Abstraction has 7112 states and 19934 transitions. [2022-03-15 15:08:06,897 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) [2022-03-15 15:08:06,897 INFO L276 IsEmpty]: Start isEmpty. Operand 7112 states and 19934 transitions. [2022-03-15 15:08:06,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:08:06,903 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:06,903 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:06,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable303 [2022-03-15 15:08:06,903 INFO L402 AbstractCegarLoop]: === Iteration 305 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:08:06,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:06,904 INFO L85 PathProgramCache]: Analyzing trace with hash 132518149, now seen corresponding path program 16 times [2022-03-15 15:08:06,904 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:06,904 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707171977] [2022-03-15 15:08:06,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:06,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:06,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:07,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:07,738 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:07,738 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707171977] [2022-03-15 15:08:07,738 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707171977] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:07,738 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:07,738 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:08:07,739 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072629197] [2022-03-15 15:08:07,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:07,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:08:07,739 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:07,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:08:07,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=466, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:08:07,739 INFO L87 Difference]: Start difference. First operand 7112 states and 19934 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) [2022-03-15 15:08:11,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:11,879 INFO L93 Difference]: Finished difference Result 13468 states and 36352 transitions. [2022-03-15 15:08:11,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-15 15:08:11,880 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 [2022-03-15 15:08:11,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:11,900 INFO L225 Difference]: With dead ends: 13468 [2022-03-15 15:08:11,900 INFO L226 Difference]: Without dead ends: 13468 [2022-03-15 15:08:11,901 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=792, Invalid=1860, Unknown=0, NotChecked=0, Total=2652 [2022-03-15 15:08:11,901 INFO L933 BasicCegarLoop]: 411 mSDtfsCounter, 1029 mSDsluCounter, 3064 mSDsCounter, 0 mSdLazyCounter, 2608 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1029 SdHoareTripleChecker+Valid, 3298 SdHoareTripleChecker+Invalid, 2709 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 2608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:11,901 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1029 Valid, 3298 Invalid, 2709 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 2608 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:08:11,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13468 states. [2022-03-15 15:08:12,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13468 to 7112. [2022-03-15 15:08:12,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7112 states, 7110 states have (on average 2.80365682137834) internal successors, (19934), 7111 states have internal predecessors, (19934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:12,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7112 states to 7112 states and 19934 transitions. [2022-03-15 15:08:12,029 INFO L78 Accepts]: Start accepts. Automaton has 7112 states and 19934 transitions. Word has length 106 [2022-03-15 15:08:12,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:12,029 INFO L470 AbstractCegarLoop]: Abstraction has 7112 states and 19934 transitions. [2022-03-15 15:08:12,029 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) [2022-03-15 15:08:12,030 INFO L276 IsEmpty]: Start isEmpty. Operand 7112 states and 19934 transitions. [2022-03-15 15:08:12,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:08:12,037 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:12,037 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:12,038 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable304 [2022-03-15 15:08:12,038 INFO L402 AbstractCegarLoop]: === Iteration 306 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:08:12,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:12,038 INFO L85 PathProgramCache]: Analyzing trace with hash -964306883, now seen corresponding path program 17 times [2022-03-15 15:08:12,038 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:12,038 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770621938] [2022-03-15 15:08:12,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:12,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:12,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:13,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:13,455 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:13,455 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770621938] [2022-03-15 15:08:13,455 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770621938] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:13,455 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:13,455 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:08:13,455 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114604811] [2022-03-15 15:08:13,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:13,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:08:13,455 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:13,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:08:13,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=461, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:08:13,456 INFO L87 Difference]: Start difference. First operand 7112 states and 19934 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) [2022-03-15 15:08:16,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:16,189 INFO L93 Difference]: Finished difference Result 12548 states and 34403 transitions. [2022-03-15 15:08:16,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-15 15:08:16,189 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 [2022-03-15 15:08:16,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:16,208 INFO L225 Difference]: With dead ends: 12548 [2022-03-15 15:08:16,209 INFO L226 Difference]: Without dead ends: 12548 [2022-03-15 15:08:16,209 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=668, Invalid=1684, Unknown=0, NotChecked=0, Total=2352 [2022-03-15 15:08:16,209 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 945 mSDsluCounter, 2638 mSDsCounter, 0 mSdLazyCounter, 2182 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 945 SdHoareTripleChecker+Valid, 2861 SdHoareTripleChecker+Invalid, 2256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 2182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:16,209 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [945 Valid, 2861 Invalid, 2256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 2182 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:08:16,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12548 states. [2022-03-15 15:08:16,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12548 to 7127. [2022-03-15 15:08:16,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7127 states, 7125 states have (on average 2.8040701754385964) internal successors, (19979), 7126 states have internal predecessors, (19979), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:16,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7127 states to 7127 states and 19979 transitions. [2022-03-15 15:08:16,336 INFO L78 Accepts]: Start accepts. Automaton has 7127 states and 19979 transitions. Word has length 106 [2022-03-15 15:08:16,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:16,336 INFO L470 AbstractCegarLoop]: Abstraction has 7127 states and 19979 transitions. [2022-03-15 15:08:16,336 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) [2022-03-15 15:08:16,336 INFO L276 IsEmpty]: Start isEmpty. Operand 7127 states and 19979 transitions. [2022-03-15 15:08:16,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:08:16,343 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:16,344 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:16,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable305 [2022-03-15 15:08:16,344 INFO L402 AbstractCegarLoop]: === Iteration 307 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:08:16,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:16,344 INFO L85 PathProgramCache]: Analyzing trace with hash -1760721111, now seen corresponding path program 18 times [2022-03-15 15:08:16,344 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:16,344 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719041234] [2022-03-15 15:08:16,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:16,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:16,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:17,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:17,048 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:17,048 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719041234] [2022-03-15 15:08:17,048 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719041234] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:17,048 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:17,048 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:08:17,049 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184205909] [2022-03-15 15:08:17,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:17,049 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:08:17,049 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:17,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:08:17,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=483, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:08:17,049 INFO L87 Difference]: Start difference. First operand 7127 states and 19979 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) [2022-03-15 15:08:21,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:21,950 INFO L93 Difference]: Finished difference Result 13164 states and 35860 transitions. [2022-03-15 15:08:21,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:08:21,950 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 [2022-03-15 15:08:21,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:21,971 INFO L225 Difference]: With dead ends: 13164 [2022-03-15 15:08:21,972 INFO L226 Difference]: Without dead ends: 13164 [2022-03-15 15:08:21,972 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 327 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=682, Invalid=1768, Unknown=0, NotChecked=0, Total=2450 [2022-03-15 15:08:21,972 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1135 mSDsluCounter, 2963 mSDsCounter, 0 mSdLazyCounter, 2633 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1135 SdHoareTripleChecker+Valid, 3196 SdHoareTripleChecker+Invalid, 2735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 2633 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:21,972 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1135 Valid, 3196 Invalid, 2735 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 2633 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 15:08:21,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2022-03-15 15:08:22,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 7117. [2022-03-15 15:08:22,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7117 states, 7115 states have (on average 2.803794799718904) internal successors, (19949), 7116 states have internal predecessors, (19949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:22,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7117 states to 7117 states and 19949 transitions. [2022-03-15 15:08:22,107 INFO L78 Accepts]: Start accepts. Automaton has 7117 states and 19949 transitions. Word has length 106 [2022-03-15 15:08:22,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:22,107 INFO L470 AbstractCegarLoop]: Abstraction has 7117 states and 19949 transitions. [2022-03-15 15:08:22,107 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) [2022-03-15 15:08:22,107 INFO L276 IsEmpty]: Start isEmpty. Operand 7117 states and 19949 transitions. [2022-03-15 15:08:22,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:08:22,115 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:22,115 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:22,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable306 [2022-03-15 15:08:22,115 INFO L402 AbstractCegarLoop]: === Iteration 308 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:08:22,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:22,115 INFO L85 PathProgramCache]: Analyzing trace with hash 1497921669, now seen corresponding path program 19 times [2022-03-15 15:08:22,116 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:22,116 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303795673] [2022-03-15 15:08:22,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:22,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:22,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:23,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:23,159 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:23,159 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303795673] [2022-03-15 15:08:23,159 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303795673] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:23,159 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:23,159 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:08:23,159 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130064168] [2022-03-15 15:08:23,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:23,159 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:08:23,159 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:23,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:08:23,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=463, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:08:23,160 INFO L87 Difference]: Start difference. First operand 7117 states and 19949 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) [2022-03-15 15:08:26,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:26,362 INFO L93 Difference]: Finished difference Result 13375 states and 36428 transitions. [2022-03-15 15:08:26,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:08:26,363 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 [2022-03-15 15:08:26,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:26,382 INFO L225 Difference]: With dead ends: 13375 [2022-03-15 15:08:26,382 INFO L226 Difference]: Without dead ends: 13375 [2022-03-15 15:08:26,383 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=700, Invalid=1750, Unknown=0, NotChecked=0, Total=2450 [2022-03-15 15:08:26,383 INFO L933 BasicCegarLoop]: 380 mSDtfsCounter, 1167 mSDsluCounter, 3318 mSDsCounter, 0 mSdLazyCounter, 3039 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1167 SdHoareTripleChecker+Valid, 3536 SdHoareTripleChecker+Invalid, 3131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 3039 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:26,383 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1167 Valid, 3536 Invalid, 3131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 3039 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:08:26,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13375 states. [2022-03-15 15:08:26,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13375 to 7117. [2022-03-15 15:08:26,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7117 states, 7115 states have (on average 2.803794799718904) internal successors, (19949), 7116 states have internal predecessors, (19949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:26,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7117 states to 7117 states and 19949 transitions. [2022-03-15 15:08:26,514 INFO L78 Accepts]: Start accepts. Automaton has 7117 states and 19949 transitions. Word has length 106 [2022-03-15 15:08:26,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:26,514 INFO L470 AbstractCegarLoop]: Abstraction has 7117 states and 19949 transitions. [2022-03-15 15:08:26,514 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) [2022-03-15 15:08:26,514 INFO L276 IsEmpty]: Start isEmpty. Operand 7117 states and 19949 transitions. [2022-03-15 15:08:26,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:08:26,522 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:26,522 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:26,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable307 [2022-03-15 15:08:26,522 INFO L402 AbstractCegarLoop]: === Iteration 309 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:08:26,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:26,523 INFO L85 PathProgramCache]: Analyzing trace with hash -162694627, now seen corresponding path program 20 times [2022-03-15 15:08:26,523 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:26,523 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173626995] [2022-03-15 15:08:26,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:26,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:26,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:27,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:27,672 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:27,672 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173626995] [2022-03-15 15:08:27,672 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173626995] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:27,672 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:27,672 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:08:27,672 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809344668] [2022-03-15 15:08:27,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:27,673 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:08:27,673 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:27,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:08:27,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=462, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:08:27,673 INFO L87 Difference]: Start difference. First operand 7117 states and 19949 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) [2022-03-15 15:08:31,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:31,758 INFO L93 Difference]: Finished difference Result 12667 states and 34679 transitions. [2022-03-15 15:08:31,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-15 15:08:31,759 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 [2022-03-15 15:08:31,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:31,780 INFO L225 Difference]: With dead ends: 12667 [2022-03-15 15:08:31,780 INFO L226 Difference]: Without dead ends: 12667 [2022-03-15 15:08:31,781 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=757, Invalid=1793, Unknown=0, NotChecked=0, Total=2550 [2022-03-15 15:08:31,781 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 1058 mSDsluCounter, 2658 mSDsCounter, 0 mSdLazyCounter, 2341 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1058 SdHoareTripleChecker+Valid, 2880 SdHoareTripleChecker+Invalid, 2416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 2341 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:31,781 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1058 Valid, 2880 Invalid, 2416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 2341 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:08:31,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12667 states. [2022-03-15 15:08:31,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12667 to 7132. [2022-03-15 15:08:31,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7132 states, 7130 states have (on average 2.8042075736325387) internal successors, (19994), 7131 states have internal predecessors, (19994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:31,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7132 states to 7132 states and 19994 transitions. [2022-03-15 15:08:31,915 INFO L78 Accepts]: Start accepts. Automaton has 7132 states and 19994 transitions. Word has length 106 [2022-03-15 15:08:31,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:31,915 INFO L470 AbstractCegarLoop]: Abstraction has 7132 states and 19994 transitions. [2022-03-15 15:08:31,915 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) [2022-03-15 15:08:31,915 INFO L276 IsEmpty]: Start isEmpty. Operand 7132 states and 19994 transitions. [2022-03-15 15:08:31,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:08:31,923 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:31,923 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:31,924 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable308 [2022-03-15 15:08:31,924 INFO L402 AbstractCegarLoop]: === Iteration 310 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:08:31,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:31,924 INFO L85 PathProgramCache]: Analyzing trace with hash -1928770775, now seen corresponding path program 21 times [2022-03-15 15:08:31,924 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:31,924 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124922005] [2022-03-15 15:08:31,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:31,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:31,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:32,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:32,963 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:32,963 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124922005] [2022-03-15 15:08:32,963 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124922005] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:32,964 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:32,964 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:08:32,964 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197516812] [2022-03-15 15:08:32,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:32,964 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:08:32,964 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:32,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:08:32,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=483, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:08:32,964 INFO L87 Difference]: Start difference. First operand 7132 states and 19994 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) [2022-03-15 15:08:38,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:38,056 INFO L93 Difference]: Finished difference Result 13601 states and 36744 transitions. [2022-03-15 15:08:38,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-15 15:08:38,056 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 [2022-03-15 15:08:38,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:38,078 INFO L225 Difference]: With dead ends: 13601 [2022-03-15 15:08:38,078 INFO L226 Difference]: Without dead ends: 13601 [2022-03-15 15:08:38,078 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 338 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=771, Invalid=1881, Unknown=0, NotChecked=0, Total=2652 [2022-03-15 15:08:38,079 INFO L933 BasicCegarLoop]: 393 mSDtfsCounter, 1207 mSDsluCounter, 2908 mSDsCounter, 0 mSdLazyCounter, 2734 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1207 SdHoareTripleChecker+Valid, 3145 SdHoareTripleChecker+Invalid, 2828 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 2734 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:38,079 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1207 Valid, 3145 Invalid, 2828 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 2734 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 15:08:38,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13601 states. [2022-03-15 15:08:38,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13601 to 7126. [2022-03-15 15:08:38,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7126 states, 7124 states have (on average 2.8039023020774847) internal successors, (19975), 7125 states have internal predecessors, (19975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:38,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7126 states to 7126 states and 19975 transitions. [2022-03-15 15:08:38,245 INFO L78 Accepts]: Start accepts. Automaton has 7126 states and 19975 transitions. Word has length 106 [2022-03-15 15:08:38,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:38,245 INFO L470 AbstractCegarLoop]: Abstraction has 7126 states and 19975 transitions. [2022-03-15 15:08:38,245 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) [2022-03-15 15:08:38,245 INFO L276 IsEmpty]: Start isEmpty. Operand 7126 states and 19975 transitions. [2022-03-15 15:08:38,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:08:38,253 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:38,253 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:38,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable309 [2022-03-15 15:08:38,253 INFO L402 AbstractCegarLoop]: === Iteration 311 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:08:38,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:38,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1335123557, now seen corresponding path program 22 times [2022-03-15 15:08:38,255 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:38,255 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419845736] [2022-03-15 15:08:38,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:38,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:38,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:39,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:39,065 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:39,065 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419845736] [2022-03-15 15:08:39,066 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419845736] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:39,066 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:39,066 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:08:39,066 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811717604] [2022-03-15 15:08:39,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:39,066 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:08:39,066 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:39,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:08:39,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=482, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:08:39,066 INFO L87 Difference]: Start difference. First operand 7126 states and 19975 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) [2022-03-15 15:08:43,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:43,808 INFO L93 Difference]: Finished difference Result 13591 states and 36700 transitions. [2022-03-15 15:08:43,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-15 15:08:43,808 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 [2022-03-15 15:08:43,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:43,829 INFO L225 Difference]: With dead ends: 13591 [2022-03-15 15:08:43,829 INFO L226 Difference]: Without dead ends: 13591 [2022-03-15 15:08:43,830 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 341 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=768, Invalid=1884, Unknown=0, NotChecked=0, Total=2652 [2022-03-15 15:08:43,830 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 1093 mSDsluCounter, 2507 mSDsCounter, 0 mSdLazyCounter, 2190 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1093 SdHoareTripleChecker+Valid, 2757 SdHoareTripleChecker+Invalid, 2295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 2190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:43,830 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1093 Valid, 2757 Invalid, 2295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 2190 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:08:43,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13591 states. [2022-03-15 15:08:43,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13591 to 7122. [2022-03-15 15:08:43,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7122 states, 7120 states have (on average 2.803932584269663) internal successors, (19964), 7121 states have internal predecessors, (19964), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:43,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7122 states to 7122 states and 19964 transitions. [2022-03-15 15:08:43,952 INFO L78 Accepts]: Start accepts. Automaton has 7122 states and 19964 transitions. Word has length 106 [2022-03-15 15:08:43,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:43,952 INFO L470 AbstractCegarLoop]: Abstraction has 7122 states and 19964 transitions. [2022-03-15 15:08:43,952 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) [2022-03-15 15:08:43,952 INFO L276 IsEmpty]: Start isEmpty. Operand 7122 states and 19964 transitions. [2022-03-15 15:08:43,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:08:43,960 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:43,961 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:43,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable310 [2022-03-15 15:08:43,961 INFO L402 AbstractCegarLoop]: === Iteration 312 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:08:43,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:43,961 INFO L85 PathProgramCache]: Analyzing trace with hash -1439163057, now seen corresponding path program 23 times [2022-03-15 15:08:43,961 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:43,961 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153549960] [2022-03-15 15:08:43,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:43,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:43,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:45,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:45,065 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:45,065 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153549960] [2022-03-15 15:08:45,065 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153549960] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:45,065 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:45,065 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:08:45,065 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757643216] [2022-03-15 15:08:45,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:45,065 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:08:45,065 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:45,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:08:45,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=460, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:08:45,066 INFO L87 Difference]: Start difference. First operand 7122 states and 19964 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) [2022-03-15 15:08:48,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:48,564 INFO L93 Difference]: Finished difference Result 12735 states and 34953 transitions. [2022-03-15 15:08:48,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-15 15:08:48,564 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 [2022-03-15 15:08:48,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:48,583 INFO L225 Difference]: With dead ends: 12735 [2022-03-15 15:08:48,584 INFO L226 Difference]: Without dead ends: 12735 [2022-03-15 15:08:48,584 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 279 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=667, Invalid=1685, Unknown=0, NotChecked=0, Total=2352 [2022-03-15 15:08:48,584 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 927 mSDsluCounter, 3116 mSDsCounter, 0 mSdLazyCounter, 2722 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 927 SdHoareTripleChecker+Valid, 3299 SdHoareTripleChecker+Invalid, 2788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 2722 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:48,584 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [927 Valid, 3299 Invalid, 2788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 2722 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 15:08:48,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12735 states. [2022-03-15 15:08:48,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12735 to 7142. [2022-03-15 15:08:48,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7142 states, 7140 states have (on average 2.8044817927170866) internal successors, (20024), 7141 states have internal predecessors, (20024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:48,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7142 states to 7142 states and 20024 transitions. [2022-03-15 15:08:48,704 INFO L78 Accepts]: Start accepts. Automaton has 7142 states and 20024 transitions. Word has length 106 [2022-03-15 15:08:48,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:48,704 INFO L470 AbstractCegarLoop]: Abstraction has 7142 states and 20024 transitions. [2022-03-15 15:08:48,704 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) [2022-03-15 15:08:48,704 INFO L276 IsEmpty]: Start isEmpty. Operand 7142 states and 20024 transitions. [2022-03-15 15:08:48,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:08:48,711 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:48,711 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:48,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable311 [2022-03-15 15:08:48,712 INFO L402 AbstractCegarLoop]: === Iteration 313 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:08:48,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:48,712 INFO L85 PathProgramCache]: Analyzing trace with hash 2059390011, now seen corresponding path program 24 times [2022-03-15 15:08:48,712 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:48,712 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901519386] [2022-03-15 15:08:48,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:48,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:48,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:50,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:50,152 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:50,152 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901519386] [2022-03-15 15:08:50,152 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901519386] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:50,153 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:50,153 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:08:50,153 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694587415] [2022-03-15 15:08:50,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:50,153 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:08:50,153 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:50,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:08:50,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:08:50,153 INFO L87 Difference]: Start difference. First operand 7142 states and 20024 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) [2022-03-15 15:08:53,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:53,841 INFO L93 Difference]: Finished difference Result 12785 states and 35103 transitions. [2022-03-15 15:08:53,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:08:53,841 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 [2022-03-15 15:08:53,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:53,864 INFO L225 Difference]: With dead ends: 12785 [2022-03-15 15:08:53,865 INFO L226 Difference]: Without dead ends: 12785 [2022-03-15 15:08:53,865 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 291 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=699, Invalid=1751, Unknown=0, NotChecked=0, Total=2450 [2022-03-15 15:08:53,865 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 900 mSDsluCounter, 3604 mSDsCounter, 0 mSdLazyCounter, 3087 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 900 SdHoareTripleChecker+Valid, 3774 SdHoareTripleChecker+Invalid, 3159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 3087 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:53,865 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [900 Valid, 3774 Invalid, 3159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 3087 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-15 15:08:53,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12785 states. [2022-03-15 15:08:53,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12785 to 7142. [2022-03-15 15:08:53,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7142 states, 7140 states have (on average 2.8044817927170866) internal successors, (20024), 7141 states have internal predecessors, (20024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:53,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7142 states to 7142 states and 20024 transitions. [2022-03-15 15:08:53,992 INFO L78 Accepts]: Start accepts. Automaton has 7142 states and 20024 transitions. Word has length 106 [2022-03-15 15:08:53,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:53,992 INFO L470 AbstractCegarLoop]: Abstraction has 7142 states and 20024 transitions. [2022-03-15 15:08:53,992 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) [2022-03-15 15:08:53,992 INFO L276 IsEmpty]: Start isEmpty. Operand 7142 states and 20024 transitions. [2022-03-15 15:08:54,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:08:54,000 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:54,000 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:54,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable312 [2022-03-15 15:08:54,000 INFO L402 AbstractCegarLoop]: === Iteration 314 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:08:54,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:54,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1023065495, now seen corresponding path program 25 times [2022-03-15 15:08:54,000 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:54,000 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480313770] [2022-03-15 15:08:54,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:54,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:54,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:55,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:55,807 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:55,807 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480313770] [2022-03-15 15:08:55,807 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480313770] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:55,807 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:55,807 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:08:55,807 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20862378] [2022-03-15 15:08:55,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:55,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:08:55,808 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:55,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:08:55,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:08:55,808 INFO L87 Difference]: Start difference. First operand 7142 states and 20024 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) [2022-03-15 15:08:59,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:59,431 INFO L93 Difference]: Finished difference Result 12835 states and 35253 transitions. [2022-03-15 15:08:59,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:08:59,431 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 [2022-03-15 15:08:59,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:59,452 INFO L225 Difference]: With dead ends: 12835 [2022-03-15 15:08:59,452 INFO L226 Difference]: Without dead ends: 12835 [2022-03-15 15:08:59,453 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 293 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=697, Invalid=1753, Unknown=0, NotChecked=0, Total=2450 [2022-03-15 15:08:59,453 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 897 mSDsluCounter, 3234 mSDsCounter, 0 mSdLazyCounter, 2727 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 897 SdHoareTripleChecker+Valid, 3413 SdHoareTripleChecker+Invalid, 2802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 2727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:59,453 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [897 Valid, 3413 Invalid, 2802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 2727 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:08:59,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12835 states. [2022-03-15 15:08:59,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12835 to 7142. [2022-03-15 15:08:59,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7142 states, 7140 states have (on average 2.8044817927170866) internal successors, (20024), 7141 states have internal predecessors, (20024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:59,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7142 states to 7142 states and 20024 transitions. [2022-03-15 15:08:59,612 INFO L78 Accepts]: Start accepts. Automaton has 7142 states and 20024 transitions. Word has length 106 [2022-03-15 15:08:59,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:59,612 INFO L470 AbstractCegarLoop]: Abstraction has 7142 states and 20024 transitions. [2022-03-15 15:08:59,612 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) [2022-03-15 15:08:59,612 INFO L276 IsEmpty]: Start isEmpty. Operand 7142 states and 20024 transitions. [2022-03-15 15:08:59,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:08:59,619 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:59,619 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:59,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable313 [2022-03-15 15:08:59,619 INFO L402 AbstractCegarLoop]: === Iteration 315 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:08:59,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:59,622 INFO L85 PathProgramCache]: Analyzing trace with hash -124881883, now seen corresponding path program 26 times [2022-03-15 15:08:59,622 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:59,622 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812101045] [2022-03-15 15:08:59,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:59,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:59,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:01,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:01,247 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:01,247 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812101045] [2022-03-15 15:09:01,247 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812101045] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:01,247 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:01,247 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:09:01,247 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349252940] [2022-03-15 15:09:01,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:01,247 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:09:01,247 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:01,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:09:01,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=462, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:09:01,248 INFO L87 Difference]: Start difference. First operand 7142 states and 20024 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) [2022-03-15 15:09:05,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:05,251 INFO L93 Difference]: Finished difference Result 12770 states and 35073 transitions. [2022-03-15 15:09:05,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:09:05,251 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 [2022-03-15 15:09:05,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:05,270 INFO L225 Difference]: With dead ends: 12770 [2022-03-15 15:09:05,270 INFO L226 Difference]: Without dead ends: 12770 [2022-03-15 15:09:05,271 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 293 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=697, Invalid=1753, Unknown=0, NotChecked=0, Total=2450 [2022-03-15 15:09:05,271 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 942 mSDsluCounter, 2872 mSDsCounter, 0 mSdLazyCounter, 2412 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 942 SdHoareTripleChecker+Valid, 3055 SdHoareTripleChecker+Invalid, 2493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 2412 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:05,271 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [942 Valid, 3055 Invalid, 2493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 2412 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:09:05,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12770 states. [2022-03-15 15:09:05,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12770 to 7142. [2022-03-15 15:09:05,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7142 states, 7140 states have (on average 2.8044817927170866) internal successors, (20024), 7141 states have internal predecessors, (20024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:05,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7142 states to 7142 states and 20024 transitions. [2022-03-15 15:09:05,383 INFO L78 Accepts]: Start accepts. Automaton has 7142 states and 20024 transitions. Word has length 106 [2022-03-15 15:09:05,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:05,383 INFO L470 AbstractCegarLoop]: Abstraction has 7142 states and 20024 transitions. [2022-03-15 15:09:05,383 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) [2022-03-15 15:09:05,383 INFO L276 IsEmpty]: Start isEmpty. Operand 7142 states and 20024 transitions. [2022-03-15 15:09:05,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:09:05,390 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:05,390 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:05,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable314 [2022-03-15 15:09:05,390 INFO L402 AbstractCegarLoop]: === Iteration 316 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:09:05,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:05,390 INFO L85 PathProgramCache]: Analyzing trace with hash -1389324977, now seen corresponding path program 27 times [2022-03-15 15:09:05,390 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:05,391 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511782215] [2022-03-15 15:09:05,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:05,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:05,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:06,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:06,827 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:06,828 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511782215] [2022-03-15 15:09:06,828 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511782215] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:06,828 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:06,828 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:09:06,828 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695015604] [2022-03-15 15:09:06,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:06,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:09:06,828 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:06,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:09:06,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=461, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:09:06,828 INFO L87 Difference]: Start difference. First operand 7142 states and 20024 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) [2022-03-15 15:09:11,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:11,772 INFO L93 Difference]: Finished difference Result 12810 states and 35098 transitions. [2022-03-15 15:09:11,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-15 15:09:11,772 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 [2022-03-15 15:09:11,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:11,788 INFO L225 Difference]: With dead ends: 12810 [2022-03-15 15:09:11,788 INFO L226 Difference]: Without dead ends: 12810 [2022-03-15 15:09:11,788 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 289 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=754, Invalid=1796, Unknown=0, NotChecked=0, Total=2550 [2022-03-15 15:09:11,788 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1007 mSDsluCounter, 3548 mSDsCounter, 0 mSdLazyCounter, 3168 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1007 SdHoareTripleChecker+Valid, 3719 SdHoareTripleChecker+Invalid, 3232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 3168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:11,788 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1007 Valid, 3719 Invalid, 3232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 3168 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-15 15:09:11,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12810 states. [2022-03-15 15:09:11,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12810 to 7162. [2022-03-15 15:09:11,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7162 states, 7160 states have (on average 2.805027932960894) internal successors, (20084), 7161 states have internal predecessors, (20084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:11,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7162 states to 7162 states and 20084 transitions. [2022-03-15 15:09:11,885 INFO L78 Accepts]: Start accepts. Automaton has 7162 states and 20084 transitions. Word has length 106 [2022-03-15 15:09:11,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:11,885 INFO L470 AbstractCegarLoop]: Abstraction has 7162 states and 20084 transitions. [2022-03-15 15:09:11,885 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) [2022-03-15 15:09:11,886 INFO L276 IsEmpty]: Start isEmpty. Operand 7162 states and 20084 transitions. [2022-03-15 15:09:11,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:09:11,892 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:11,892 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:11,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable315 [2022-03-15 15:09:11,892 INFO L402 AbstractCegarLoop]: === Iteration 317 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:09:11,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:11,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1139566171, now seen corresponding path program 28 times [2022-03-15 15:09:11,893 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:11,893 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778864274] [2022-03-15 15:09:11,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:11,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:11,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:12,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:12,840 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:12,840 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778864274] [2022-03-15 15:09:12,840 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778864274] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:12,841 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:12,841 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:09:12,841 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311627537] [2022-03-15 15:09:12,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:12,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:09:12,841 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:12,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:09:12,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=483, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:09:12,841 INFO L87 Difference]: Start difference. First operand 7162 states and 20084 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) [2022-03-15 15:09:17,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:17,671 INFO L93 Difference]: Finished difference Result 13864 states and 37485 transitions. [2022-03-15 15:09:17,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-15 15:09:17,672 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 [2022-03-15 15:09:17,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:17,692 INFO L225 Difference]: With dead ends: 13864 [2022-03-15 15:09:17,692 INFO L226 Difference]: Without dead ends: 13864 [2022-03-15 15:09:17,704 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 342 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=767, Invalid=1885, Unknown=0, NotChecked=0, Total=2652 [2022-03-15 15:09:17,704 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 1065 mSDsluCounter, 2958 mSDsCounter, 0 mSdLazyCounter, 2572 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1065 SdHoareTripleChecker+Valid, 3175 SdHoareTripleChecker+Invalid, 2690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 2572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:17,704 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1065 Valid, 3175 Invalid, 2690 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 2572 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:09:17,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13864 states. [2022-03-15 15:09:17,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13864 to 7160. [2022-03-15 15:09:17,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7160 states, 7158 states have (on average 2.8046940486169323) internal successors, (20076), 7159 states have internal predecessors, (20076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:17,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7160 states to 7160 states and 20076 transitions. [2022-03-15 15:09:17,826 INFO L78 Accepts]: Start accepts. Automaton has 7160 states and 20076 transitions. Word has length 106 [2022-03-15 15:09:17,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:17,826 INFO L470 AbstractCegarLoop]: Abstraction has 7160 states and 20076 transitions. [2022-03-15 15:09:17,826 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) [2022-03-15 15:09:17,826 INFO L276 IsEmpty]: Start isEmpty. Operand 7160 states and 20076 transitions. [2022-03-15 15:09:17,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:09:17,833 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:17,833 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:17,833 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable316 [2022-03-15 15:09:17,833 INFO L402 AbstractCegarLoop]: === Iteration 318 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:09:17,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:17,834 INFO L85 PathProgramCache]: Analyzing trace with hash 108493207, now seen corresponding path program 29 times [2022-03-15 15:09:17,834 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:17,834 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719560318] [2022-03-15 15:09:17,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:17,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:17,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:19,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:19,364 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:19,364 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719560318] [2022-03-15 15:09:19,364 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719560318] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:19,364 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:19,365 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:09:19,365 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344763749] [2022-03-15 15:09:19,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:19,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:09:19,365 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:19,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:09:19,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:09:19,365 INFO L87 Difference]: Start difference. First operand 7160 states and 20076 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) [2022-03-15 15:09:24,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:24,103 INFO L93 Difference]: Finished difference Result 12918 states and 35420 transitions. [2022-03-15 15:09:24,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-15 15:09:24,104 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 [2022-03-15 15:09:24,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:24,120 INFO L225 Difference]: With dead ends: 12918 [2022-03-15 15:09:24,121 INFO L226 Difference]: Without dead ends: 12918 [2022-03-15 15:09:24,121 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 308 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=782, Invalid=1870, Unknown=0, NotChecked=0, Total=2652 [2022-03-15 15:09:24,121 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1007 mSDsluCounter, 3099 mSDsCounter, 0 mSdLazyCounter, 2820 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1007 SdHoareTripleChecker+Valid, 3306 SdHoareTripleChecker+Invalid, 2895 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 2820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:24,121 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1007 Valid, 3306 Invalid, 2895 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 2820 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-15 15:09:24,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12918 states. [2022-03-15 15:09:24,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12918 to 7160. [2022-03-15 15:09:24,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7160 states, 7158 states have (on average 2.8046940486169323) internal successors, (20076), 7159 states have internal predecessors, (20076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:24,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7160 states to 7160 states and 20076 transitions. [2022-03-15 15:09:24,230 INFO L78 Accepts]: Start accepts. Automaton has 7160 states and 20076 transitions. Word has length 106 [2022-03-15 15:09:24,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:24,231 INFO L470 AbstractCegarLoop]: Abstraction has 7160 states and 20076 transitions. [2022-03-15 15:09:24,231 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) [2022-03-15 15:09:24,231 INFO L276 IsEmpty]: Start isEmpty. Operand 7160 states and 20076 transitions. [2022-03-15 15:09:24,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:09:24,238 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:24,238 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:24,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable317 [2022-03-15 15:09:24,238 INFO L402 AbstractCegarLoop]: === Iteration 319 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:09:24,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:24,238 INFO L85 PathProgramCache]: Analyzing trace with hash -876656059, now seen corresponding path program 30 times [2022-03-15 15:09:24,238 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:24,238 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885071322] [2022-03-15 15:09:24,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:24,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:24,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:25,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:25,895 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:25,895 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885071322] [2022-03-15 15:09:25,895 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1885071322] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:25,895 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:25,895 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:09:25,895 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898471746] [2022-03-15 15:09:25,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:25,896 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:09:25,896 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:25,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:09:25,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=462, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:09:25,896 INFO L87 Difference]: Start difference. First operand 7160 states and 20076 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) [2022-03-15 15:09:30,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:30,027 INFO L93 Difference]: Finished difference Result 12803 states and 35090 transitions. [2022-03-15 15:09:30,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-15 15:09:30,028 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 [2022-03-15 15:09:30,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:30,048 INFO L225 Difference]: With dead ends: 12803 [2022-03-15 15:09:30,048 INFO L226 Difference]: Without dead ends: 12803 [2022-03-15 15:09:30,049 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 310 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=780, Invalid=1872, Unknown=0, NotChecked=0, Total=2652 [2022-03-15 15:09:30,049 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1005 mSDsluCounter, 2587 mSDsCounter, 0 mSdLazyCounter, 2405 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1005 SdHoareTripleChecker+Valid, 2800 SdHoareTripleChecker+Invalid, 2488 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 2405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:30,049 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1005 Valid, 2800 Invalid, 2488 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 2405 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:09:30,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12803 states. [2022-03-15 15:09:30,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12803 to 7160. [2022-03-15 15:09:30,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7160 states, 7158 states have (on average 2.8046940486169323) internal successors, (20076), 7159 states have internal predecessors, (20076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:30,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7160 states to 7160 states and 20076 transitions. [2022-03-15 15:09:30,164 INFO L78 Accepts]: Start accepts. Automaton has 7160 states and 20076 transitions. Word has length 106 [2022-03-15 15:09:30,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:30,165 INFO L470 AbstractCegarLoop]: Abstraction has 7160 states and 20076 transitions. [2022-03-15 15:09:30,165 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) [2022-03-15 15:09:30,165 INFO L276 IsEmpty]: Start isEmpty. Operand 7160 states and 20076 transitions. [2022-03-15 15:09:30,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:09:30,172 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:30,172 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:30,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable318 [2022-03-15 15:09:30,172 INFO L402 AbstractCegarLoop]: === Iteration 320 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:09:30,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:30,172 INFO L85 PathProgramCache]: Analyzing trace with hash -64279879, now seen corresponding path program 31 times [2022-03-15 15:09:30,172 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:30,172 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702849577] [2022-03-15 15:09:30,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:30,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:30,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:32,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:32,140 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:32,140 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702849577] [2022-03-15 15:09:32,140 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702849577] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:32,141 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:32,141 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:09:32,141 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359840823] [2022-03-15 15:09:32,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:32,141 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:09:32,141 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:32,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:09:32,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=460, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:09:32,141 INFO L87 Difference]: Start difference. First operand 7160 states and 20076 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) [2022-03-15 15:09:36,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:36,806 INFO L93 Difference]: Finished difference Result 18136 states and 49274 transitions. [2022-03-15 15:09:36,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:09:36,806 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 [2022-03-15 15:09:36,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:36,832 INFO L225 Difference]: With dead ends: 18136 [2022-03-15 15:09:36,833 INFO L226 Difference]: Without dead ends: 18136 [2022-03-15 15:09:36,833 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=696, Invalid=1754, Unknown=0, NotChecked=0, Total=2450 [2022-03-15 15:09:36,833 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1240 mSDsluCounter, 3119 mSDsCounter, 0 mSdLazyCounter, 2898 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1240 SdHoareTripleChecker+Valid, 3352 SdHoareTripleChecker+Invalid, 2940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 2898 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:36,833 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1240 Valid, 3352 Invalid, 2940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 2898 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-15 15:09:36,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18136 states. [2022-03-15 15:09:36,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18136 to 7340. [2022-03-15 15:09:36,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7340 states, 7338 states have (on average 2.8094848732624693) internal successors, (20616), 7339 states have internal predecessors, (20616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:36,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7340 states to 7340 states and 20616 transitions. [2022-03-15 15:09:36,982 INFO L78 Accepts]: Start accepts. Automaton has 7340 states and 20616 transitions. Word has length 106 [2022-03-15 15:09:36,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:36,982 INFO L470 AbstractCegarLoop]: Abstraction has 7340 states and 20616 transitions. [2022-03-15 15:09:36,982 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) [2022-03-15 15:09:36,982 INFO L276 IsEmpty]: Start isEmpty. Operand 7340 states and 20616 transitions. [2022-03-15 15:09:36,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:09:36,989 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:36,990 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:36,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable319 [2022-03-15 15:09:36,990 INFO L402 AbstractCegarLoop]: === Iteration 321 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:09:36,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:36,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1403194185, now seen corresponding path program 32 times [2022-03-15 15:09:36,990 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:36,990 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750112206] [2022-03-15 15:09:36,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:36,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:37,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:37,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:37,956 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:37,956 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750112206] [2022-03-15 15:09:37,956 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750112206] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:37,956 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:37,956 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:09:37,956 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658823511] [2022-03-15 15:09:37,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:37,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:09:37,957 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:37,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:09:37,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=478, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:09:37,957 INFO L87 Difference]: Start difference. First operand 7340 states and 20616 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) [2022-03-15 15:09:41,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:41,387 INFO L93 Difference]: Finished difference Result 18464 states and 50146 transitions. [2022-03-15 15:09:41,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-15 15:09:41,388 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 [2022-03-15 15:09:41,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:41,413 INFO L225 Difference]: With dead ends: 18464 [2022-03-15 15:09:41,414 INFO L226 Difference]: Without dead ends: 18464 [2022-03-15 15:09:41,414 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 311 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=648, Invalid=1704, Unknown=0, NotChecked=0, Total=2352 [2022-03-15 15:09:41,414 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1158 mSDsluCounter, 2822 mSDsCounter, 0 mSdLazyCounter, 2332 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1158 SdHoareTripleChecker+Valid, 3022 SdHoareTripleChecker+Invalid, 2412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 2332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:41,414 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1158 Valid, 3022 Invalid, 2412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 2332 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:09:41,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18464 states. [2022-03-15 15:09:41,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18464 to 7481. [2022-03-15 15:09:41,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7481 states, 7479 states have (on average 2.8129429068057226) internal successors, (21038), 7480 states have internal predecessors, (21038), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:41,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7481 states to 7481 states and 21038 transitions. [2022-03-15 15:09:41,569 INFO L78 Accepts]: Start accepts. Automaton has 7481 states and 21038 transitions. Word has length 106 [2022-03-15 15:09:41,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:41,570 INFO L470 AbstractCegarLoop]: Abstraction has 7481 states and 21038 transitions. [2022-03-15 15:09:41,570 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) [2022-03-15 15:09:41,570 INFO L276 IsEmpty]: Start isEmpty. Operand 7481 states and 21038 transitions. [2022-03-15 15:09:41,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:09:41,577 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:41,577 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:41,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable320 [2022-03-15 15:09:41,577 INFO L402 AbstractCegarLoop]: === Iteration 322 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:09:41,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:41,577 INFO L85 PathProgramCache]: Analyzing trace with hash 1033687595, now seen corresponding path program 33 times [2022-03-15 15:09:41,577 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:41,577 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255085824] [2022-03-15 15:09:41,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:41,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:41,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:42,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:42,863 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:42,863 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255085824] [2022-03-15 15:09:42,863 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255085824] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:42,863 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:42,863 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:09:42,863 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556106420] [2022-03-15 15:09:42,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:42,863 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:09:42,863 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:42,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:09:42,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=463, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:09:42,864 INFO L87 Difference]: Start difference. First operand 7481 states and 21038 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) [2022-03-15 15:09:46,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:46,937 INFO L93 Difference]: Finished difference Result 18494 states and 50216 transitions. [2022-03-15 15:09:46,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:09:46,937 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 [2022-03-15 15:09:46,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:46,964 INFO L225 Difference]: With dead ends: 18494 [2022-03-15 15:09:46,964 INFO L226 Difference]: Without dead ends: 18494 [2022-03-15 15:09:46,964 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=699, Invalid=1751, Unknown=0, NotChecked=0, Total=2450 [2022-03-15 15:09:46,965 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 983 mSDsluCounter, 3201 mSDsCounter, 0 mSdLazyCounter, 2738 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 983 SdHoareTripleChecker+Valid, 3413 SdHoareTripleChecker+Invalid, 2798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 2738 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:46,965 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [983 Valid, 3413 Invalid, 2798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 2738 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 15:09:46,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18494 states. [2022-03-15 15:09:47,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18494 to 7476. [2022-03-15 15:09:47,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7476 states, 7474 states have (on average 2.812817768263313) internal successors, (21023), 7475 states have internal predecessors, (21023), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:47,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7476 states to 7476 states and 21023 transitions. [2022-03-15 15:09:47,133 INFO L78 Accepts]: Start accepts. Automaton has 7476 states and 21023 transitions. Word has length 106 [2022-03-15 15:09:47,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:47,133 INFO L470 AbstractCegarLoop]: Abstraction has 7476 states and 21023 transitions. [2022-03-15 15:09:47,133 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) [2022-03-15 15:09:47,133 INFO L276 IsEmpty]: Start isEmpty. Operand 7476 states and 21023 transitions. [2022-03-15 15:09:47,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:09:47,141 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:47,141 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:47,141 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable321 [2022-03-15 15:09:47,141 INFO L402 AbstractCegarLoop]: === Iteration 323 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:09:47,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:47,141 INFO L85 PathProgramCache]: Analyzing trace with hash -939235473, now seen corresponding path program 34 times [2022-03-15 15:09:47,141 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:47,141 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025136557] [2022-03-15 15:09:47,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:47,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:48,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:48,003 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:48,003 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025136557] [2022-03-15 15:09:48,003 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025136557] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:48,003 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:48,004 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:09:48,004 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076939726] [2022-03-15 15:09:48,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:48,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:09:48,004 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:48,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:09:48,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:09:48,004 INFO L87 Difference]: Start difference. First operand 7476 states and 21023 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) [2022-03-15 15:09:51,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:51,856 INFO L93 Difference]: Finished difference Result 19075 states and 51831 transitions. [2022-03-15 15:09:51,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:09:51,857 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 [2022-03-15 15:09:51,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:51,887 INFO L225 Difference]: With dead ends: 19075 [2022-03-15 15:09:51,887 INFO L226 Difference]: Without dead ends: 19075 [2022-03-15 15:09:51,888 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 289 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=696, Invalid=1754, Unknown=0, NotChecked=0, Total=2450 [2022-03-15 15:09:51,888 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1121 mSDsluCounter, 3033 mSDsCounter, 0 mSdLazyCounter, 2673 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1121 SdHoareTripleChecker+Valid, 3231 SdHoareTripleChecker+Invalid, 2757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 2673 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:51,888 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1121 Valid, 3231 Invalid, 2757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 2673 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:09:51,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19075 states. [2022-03-15 15:09:52,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19075 to 7482. [2022-03-15 15:09:52,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7482 states, 7480 states have (on average 2.8128342245989306) internal successors, (21040), 7481 states have internal predecessors, (21040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:52,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7482 states to 7482 states and 21040 transitions. [2022-03-15 15:09:52,050 INFO L78 Accepts]: Start accepts. Automaton has 7482 states and 21040 transitions. Word has length 106 [2022-03-15 15:09:52,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:52,051 INFO L470 AbstractCegarLoop]: Abstraction has 7482 states and 21040 transitions. [2022-03-15 15:09:52,051 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) [2022-03-15 15:09:52,051 INFO L276 IsEmpty]: Start isEmpty. Operand 7482 states and 21040 transitions. [2022-03-15 15:09:52,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-15 15:09:52,058 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:52,058 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:52,059 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable322 [2022-03-15 15:09:52,059 INFO L402 AbstractCegarLoop]: === Iteration 324 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:09:52,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:52,059 INFO L85 PathProgramCache]: Analyzing trace with hash 1799932161, now seen corresponding path program 35 times [2022-03-15 15:09:52,059 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:52,059 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840080696] [2022-03-15 15:09:52,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:52,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:52,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:52,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:52,961 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:52,961 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840080696] [2022-03-15 15:09:52,961 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840080696] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:52,961 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:52,961 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:09:52,961 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763888852] [2022-03-15 15:09:52,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:52,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:09:52,961 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:52,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:09:52,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=482, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:09:52,962 INFO L87 Difference]: Start difference. First operand 7482 states and 21040 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Received shutdown request... [2022-03-15 15:09:55,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:09:55,072 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 243 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=294, Invalid=1112, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 15:09:55,072 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 766 mSDsluCounter, 2583 mSDsCounter, 0 mSdLazyCounter, 1835 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 766 SdHoareTripleChecker+Valid, 2699 SdHoareTripleChecker+Invalid, 1837 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1835 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:55,073 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [766 Valid, 2699 Invalid, 1837 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1835 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:09:55,073 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (24 of 25 remaining) [2022-03-15 15:09:55,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable323 [2022-03-15 15:09:55,074 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (7482states) and FLOYD_HOARE automaton (currently 18 states, 24 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 38 known predicates. [2022-03-15 15:09:55,075 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (23 of 25 remaining) [2022-03-15 15:09:55,075 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (22 of 25 remaining) [2022-03-15 15:09:55,075 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 25 remaining) [2022-03-15 15:09:55,075 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (20 of 25 remaining) [2022-03-15 15:09:55,075 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (19 of 25 remaining) [2022-03-15 15:09:55,075 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (18 of 25 remaining) [2022-03-15 15:09:55,075 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (17 of 25 remaining) [2022-03-15 15:09:55,075 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (16 of 25 remaining) [2022-03-15 15:09:55,075 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (15 of 25 remaining) [2022-03-15 15:09:55,075 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (14 of 25 remaining) [2022-03-15 15:09:55,075 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (13 of 25 remaining) [2022-03-15 15:09:55,076 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (12 of 25 remaining) [2022-03-15 15:09:55,076 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (11 of 25 remaining) [2022-03-15 15:09:55,076 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (10 of 25 remaining) [2022-03-15 15:09:55,076 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (9 of 25 remaining) [2022-03-15 15:09:55,076 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (8 of 25 remaining) [2022-03-15 15:09:55,076 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (7 of 25 remaining) [2022-03-15 15:09:55,076 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (6 of 25 remaining) [2022-03-15 15:09:55,076 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (5 of 25 remaining) [2022-03-15 15:09:55,076 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (4 of 25 remaining) [2022-03-15 15:09:55,076 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (3 of 25 remaining) [2022-03-15 15:09:55,076 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (2 of 25 remaining) [2022-03-15 15:09:55,076 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (1 of 25 remaining) [2022-03-15 15:09:55,076 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (0 of 25 remaining) [2022-03-15 15:09:55,078 INFO L732 BasicCegarLoop]: Path program histogram: [70, 70, 70, 70, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:55,080 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-15 15:09:55,080 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-15 15:09:55,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 03:09:55 BasicIcfg [2022-03-15 15:09:55,081 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 15:09:55,082 INFO L158 Benchmark]: Toolchain (without parser) took 842494.78ms. Allocated memory was 202.4MB in the beginning and 3.8GB in the end (delta: 3.5GB). Free memory was 176.2MB in the beginning and 3.0GB in the end (delta: -2.8GB). Peak memory consumption was 727.9MB. Max. memory is 8.0GB. [2022-03-15 15:09:55,082 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 202.4MB. Free memory is still 165.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 15:09:55,082 INFO L158 Benchmark]: CACSL2BoogieTranslator took 784.08ms. Allocated memory is still 202.4MB. Free memory was 176.0MB in the beginning and 130.2MB in the end (delta: 45.8MB). Peak memory consumption was 49.0MB. Max. memory is 8.0GB. [2022-03-15 15:09:55,082 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.88ms. Allocated memory is still 202.4MB. Free memory was 130.2MB in the beginning and 126.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-15 15:09:55,082 INFO L158 Benchmark]: Boogie Preprocessor took 41.30ms. Allocated memory is still 202.4MB. Free memory was 126.0MB in the beginning and 121.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-15 15:09:55,082 INFO L158 Benchmark]: RCFGBuilder took 773.78ms. Allocated memory was 202.4MB in the beginning and 244.3MB in the end (delta: 41.9MB). Free memory was 121.8MB in the beginning and 202.9MB in the end (delta: -81.1MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. [2022-03-15 15:09:55,082 INFO L158 Benchmark]: TraceAbstraction took 840833.02ms. Allocated memory was 244.3MB in the beginning and 3.8GB in the end (delta: 3.5GB). Free memory was 202.4MB in the beginning and 3.0GB in the end (delta: -2.8GB). Peak memory consumption was 712.4MB. Max. memory is 8.0GB. [2022-03-15 15:09:55,085 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 202.4MB. Free memory is still 165.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 784.08ms. Allocated memory is still 202.4MB. Free memory was 176.0MB in the beginning and 130.2MB in the end (delta: 45.8MB). Peak memory consumption was 49.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 58.88ms. Allocated memory is still 202.4MB. Free memory was 130.2MB in the beginning and 126.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 41.30ms. Allocated memory is still 202.4MB. Free memory was 126.0MB in the beginning and 121.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 773.78ms. Allocated memory was 202.4MB in the beginning and 244.3MB in the end (delta: 41.9MB). Free memory was 121.8MB in the beginning and 202.9MB in the end (delta: -81.1MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. * TraceAbstraction took 840833.02ms. Allocated memory was 244.3MB in the beginning and 3.8GB in the end (delta: 3.5GB). Free memory was 202.4MB in the beginning and 3.0GB in the end (delta: -2.8GB). Peak memory consumption was 712.4MB. 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 (7482states) and FLOYD_HOARE automaton (currently 18 states, 24 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 38 known predicates. - TimeoutResultAtElement [Line: 1708]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7482states) and FLOYD_HOARE automaton (currently 18 states, 24 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 38 known predicates. - TimeoutResultAtElement [Line: 1709]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7482states) and FLOYD_HOARE automaton (currently 18 states, 24 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 38 known predicates. - TimeoutResultAtElement [Line: 1716]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7482states) and FLOYD_HOARE automaton (currently 18 states, 24 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 38 known predicates. - TimeoutResultAtElement [Line: 1719]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7482states) and FLOYD_HOARE automaton (currently 18 states, 24 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 38 known predicates. - TimeoutResultAtElement [Line: 1722]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7482states) and FLOYD_HOARE automaton (currently 18 states, 24 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 38 known predicates. - TimeoutResultAtElement [Line: 1756]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7482states) and FLOYD_HOARE automaton (currently 18 states, 24 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 38 known predicates. - TimeoutResultAtElement [Line: 1725]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7482states) and FLOYD_HOARE automaton (currently 18 states, 24 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 38 known predicates. - TimeoutResultAtElement [Line: 1757]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7482states) and FLOYD_HOARE automaton (currently 18 states, 24 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 38 known predicates. - TimeoutResultAtElement [Line: 1735]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7482states) and FLOYD_HOARE automaton (currently 18 states, 24 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 38 known predicates. - TimeoutResultAtElement [Line: 1758]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7482states) and FLOYD_HOARE automaton (currently 18 states, 24 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 38 known predicates. - TimeoutResultAtElement [Line: 1752]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7482states) and FLOYD_HOARE automaton (currently 18 states, 24 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 38 known predicates. - TimeoutResultAtElement [Line: 1759]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7482states) and FLOYD_HOARE automaton (currently 18 states, 24 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 38 known predicates. - TimeoutResultAtElement [Line: 1753]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7482states) and FLOYD_HOARE automaton (currently 18 states, 24 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 38 known predicates. - 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 (7482states) and FLOYD_HOARE automaton (currently 18 states, 24 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 38 known predicates. - 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 (7482states) and FLOYD_HOARE automaton (currently 18 states, 24 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 38 known predicates. - TimeoutResultAtElement [Line: 1694]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7482states) and FLOYD_HOARE automaton (currently 18 states, 24 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 38 known predicates. - TimeoutResultAtElement [Line: 1697]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7482states) and FLOYD_HOARE automaton (currently 18 states, 24 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 38 known predicates. - TimeoutResultAtElement [Line: 1700]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7482states) and FLOYD_HOARE automaton (currently 18 states, 24 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 38 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 4 procedures, 260 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 840.7s, OverallIterations: 324, TraceHistogramMax: 1, PathProgramHistogramMax: 70, EmptinessCheckTime: 1.9s, AutomataDifference: 558.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.9s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 297399 SdHoareTripleChecker+Valid, 345.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 297399 mSDsluCounter, 612699 SdHoareTripleChecker+Invalid, 300.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 527236 mSDsCounter, 31777 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 442395 IncrementalHoareTripleChecker+Invalid, 474172 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 31777 mSolverCounterUnsat, 99918 mSDtfsCounter, 442395 mSolverCounterSat, 1.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11071 GetRequests, 609 SyntacticMatches, 0 SemanticMatches, 10461 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39188 ImplicationChecksByTransitivity, 254.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26173occurred in iteration=0, InterpolantAutomatonStates: 6467, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 36.0s AutomataMinimizationTime, 323 MinimizatonAttempts, 707110 StatesRemovedByMinimization, 320 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 3.4s SatisfiabilityAnalysisTime, 231.5s InterpolantComputationTime, 32123 NumberOfCodeBlocks, 32123 NumberOfCodeBlocksAsserted, 324 NumberOfCheckSat, 31799 ConstructedInterpolants, 0 QuantifiedInterpolants, 496656 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 324 InterpolantComputations, 324 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